51
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Zaitsau DH, Emel'yanenko VN, Stange P, Verevkin SP, Ludwig R. Zerlegung der Verdampfungsenthalpien ionischer Flüssigkeiten durch rein experimentelle Methoden: Coulomb‐Wechselwirkung, Wasserstoffbrücken und Dispersionskräfte. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201904813] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Dzmitry H. Zaitsau
- Universität RostockInstitut für ChemieAbteilung für Physikalische Chemie Dr.-Lorenz-Weg 2 18059 Rostock Deutschland
- Department LL&MUniversität Rostock Albert-Einstein-Str. 25 18059 Rostock Deutschland
| | - Vladimir N. Emel'yanenko
- Universität RostockInstitut für ChemieAbteilung für Physikalische Chemie Dr.-Lorenz-Weg 2 18059 Rostock Deutschland
| | - Peter Stange
- Universität RostockInstitut für ChemieAbteilung für Physikalische Chemie Dr.-Lorenz-Weg 2 18059 Rostock Deutschland
| | - Sergey P. Verevkin
- Universität RostockInstitut für ChemieAbteilung für Physikalische Chemie Dr.-Lorenz-Weg 2 18059 Rostock Deutschland
- Department LL&MUniversität Rostock Albert-Einstein-Str. 25 18059 Rostock Deutschland
| | - Ralf Ludwig
- Universität RostockInstitut für ChemieAbteilung für Physikalische Chemie Dr.-Lorenz-Weg 2 18059 Rostock Deutschland
- Department LL&MUniversität Rostock Albert-Einstein-Str. 25 18059 Rostock Deutschland
- Leibniz-Institut für Katalyse an der Universität Rostock e.V. Albert-Einstein-Str. 29a 18059 Rostock Deutschland
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52
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Ahmad NA, Jumbri K, Ramli A, Ghani NA, Ahmad H, Kassim MA. Synthesis, characterisation and antioxidant properties of ferulate-based protic ionic liquids: Experimental and modelling approaches. J Mol Liq 2019. [DOI: 10.1016/j.molliq.2019.01.048] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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53
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Suriyakumar S, Kathiresan M, Stephan AM. Charge-Discharge and Interfacial Properties of Ionic Liquid-Added Hybrid Electrolytes for Lithium-Sulfur Batteries. ACS OMEGA 2019; 4:3894-3903. [PMID: 31459600 PMCID: PMC6648866 DOI: 10.1021/acsomega.8b03544] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/18/2018] [Accepted: 02/14/2019] [Indexed: 06/10/2023]
Abstract
Even though lithium-sulfur batteries possess higher theoretical capacity and energy density than conventional lithium-ion batteries, the challenging issues such as poor electronic conductivity of sulfur, dendrite formation and subsequent polysulfide shuttling, and the undesirable interfacial properties of the lithium metal anode with an electrolyte impede this system from commercialization. To circumvent the dissolution of lithium polysulfides and to improve the interfacial properties of the electrolyte with the lithium metal anode, numerous tactics have been employed. Therefore, in this work, hybrid electrolytes composed of room-temperature ionic liquids of different cations with the bis(trifluoromethanesulfonyl)imide (TFSI) anion and a nonaqueous liquid electrolyte [1 M LiTFSI in tetraethylene glycol dimethyl ether/1,3-dioxolane 1:1 (v/v)] have been prepared, and their physicoelectrochemical properties were thoroughly investigated. The lithium surface upon cycling was characterized by Raman, Fourier transform infrared, and X-ray photoelectron spectroscopy analyses. The dendrite and shuttle current measurements also indicated the formation of a stable solid electrolyte interphase and lower polysulfide shuttling between the electrodes. Among the systems examined, the hybrid electrolyte composed of 1-methyl-1-propylpyrrolidinium TFSI exhibited appreciable charge-discharge characteristics, better interfacial properties with the lithium metal anode, and increased ionic conductivity which were attributed to the enhanced ion-pair interaction that is present between the 1-methyl-1-propylpyrrolidinium cation and the TFSI anion in the electrolyte which was substantiated by Raman analysis.
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Affiliation(s)
- Shruti Suriyakumar
- CSIR-Central
Electrochemical Research Institute, Karaikudi 630 003, India
- Academy
of Scientific and Innovative Research (AcSIR), CSIR-CECRI Campus, Karaikudi 630 003, India
| | | | - A. Manuel Stephan
- CSIR-Central
Electrochemical Research Institute, Karaikudi 630 003, India
- Academy
of Scientific and Innovative Research (AcSIR), CSIR-CECRI Campus, Karaikudi 630 003, India
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54
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Kakinuma S, Shirota H. Femtosecond Raman-Induced Kerr Effect Study of Temperature-Dependent Intermolecular Dynamics in Pyrrolidinium-Based Ionic Liquids: Effects of Anion Species. J Phys Chem B 2019; 123:1307-1323. [DOI: 10.1021/acs.jpcb.8b10269] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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55
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Zaitsau DH, Neumann J, Niemann T, Strate A, Paschek D, Verevkin SP, Ludwig R. Isolating the role of hydrogen bonding in hydroxyl-functionalized ionic liquids by means of vaporization enthalpies, infrared spectroscopy and molecular dynamics simulations. Phys Chem Chem Phys 2019; 21:20308-20314. [DOI: 10.1039/c9cp04337c] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Abstract
Hydrogen bonding in hydroxyl-functionalized ionic liquids (right) prevents favourable dispersion interaction between cation and anion (left). We analyze this subtle balance of interactions by combining calorimetry, IR spectroscopy and MD simulations.
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Affiliation(s)
- Dzmitry H. Zaitsau
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Jan Neumann
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Thomas Niemann
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Anne Strate
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Dietmar Paschek
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Sergey P. Verevkin
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Ralf Ludwig
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
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56
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Mezzetta A, Rodriguez Douton MJ, Guazzelli L, Pomelli CS, Chiappe C. Microheterogeneity in Ionic Liquid Mixtures: Hydrogen Bonding, Dispersed Ions, and Dispersed Ion Clusters. Aust J Chem 2019. [DOI: 10.1071/ch18375] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
Mixtures of ionic liquids (ILs) having a common ion but differing in the identity of the anion or cation represent highly interesting media. By varying the composition, one can successfully modulate specific physicochemical, structural, and biological properties. The molecular interactions (coulombic, hydrogen-bonding, van der Waals, and π–π intermolecular forces) that determine the three-dimensional structure of pure ILs can indeed be modified by the addition of another IL. In this context, we present here a 1H NMR, Fourier transform (FT)-IR, thermogravimetric, and solvatochromic study of the structural features of IL binary mixtures based on a common imidazolium cation ([CnC1im]+) and anions of different size and hydrogen-bond acceptor ability. For each mixture, the analyses were carried out at different molar ratios of the two components.
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57
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Kar M, Plechkova NV, Seddon KR, Pringle JM, MacFarlane DR. Ionic Liquids – Further Progress on the Fundamental Issues. Aust J Chem 2019. [DOI: 10.1071/ch18541] [Citation(s) in RCA: 44] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Ionic liquids continue to challenge conventional descriptions of liquids and their behaviour. Indeed, the ever-increasing variety of ionic liquid compounds has generated a need for multiple descriptions of the different molecular families, including protic, aprotic, solvate, and metal coordination complex families of ionic liquids, that exhibit very different behaviours. Within families, the balance of long-range electrostatic and short-range dispersion forces plays out in nanoscale heterogeneity that also impacts markedly on properties. In this perspective, we highlight some of the issues in the field that continue to deserve further investigation and development at both the experimental and fundamental levels. We also propose a set of nomenclature abbreviations in an attempt to systematise the plethora of confusing abbreviations that appear in the field. The distinction between ionic liquids, ionic liquid–solvent mixtures, and deep eutectic solvents is also discussed.
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58
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Niemann T, Strate A, Ludwig R, Zeng HJ, Menges FS, Johnson MA. Cooperatively enhanced hydrogen bonds in ionic liquids: closing the loop with molecular mimics of hydroxy-functionalized cations. Phys Chem Chem Phys 2019; 21:18092-18098. [DOI: 10.1039/c9cp03300a] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
The combined experimental and theoretical approach for the gas and the liquid phases provides a quantitative understanding of the competition between differently H-bonded and charged constituents in liquids.
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Affiliation(s)
- Thomas Niemann
- Department of Chemistry
- University of Rostock
- 18059 Rostock
- Germany
- Department Life
| | - Anne Strate
- Department of Chemistry
- University of Rostock
- 18059 Rostock
- Germany
- Department Life
| | - Ralf Ludwig
- Department of Chemistry
- University of Rostock
- 18059 Rostock
- Germany
- Department Life
| | - Helen J. Zeng
- Sterling Chemistry Laboratory
- Yale University
- New Haven
- USA
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59
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Nakamura I, Shock CJ, Eggart L, Gao T. Theoretical Aspects of Ionic Liquids for Soft‐Matter Sciences. Isr J Chem 2018. [DOI: 10.1002/ijch.201800143] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Issei Nakamura
- Department of PhysicsMichigan Technological University Houghton MI 49931 USA
| | - Cameron J. Shock
- Department of PhysicsMichigan Technological University Houghton MI 49931 USA
| | - Lisa Eggart
- Department of PhysicsMichigan Technological University Houghton MI 49931 USA
| | - Tong Gao
- Department of PhysicsMichigan Technological University Houghton MI 49931 USA
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60
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Viscosity calculation of 1‑ethyl‑3‑methyl‑imidazolium chloride ionic liquids based on three-body potential hydrogen bond model. J Mol Liq 2018. [DOI: 10.1016/j.molliq.2018.09.035] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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61
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Niemann T, Strate A, Ludwig R, Zeng HJ, Menges FS, Johnson MA. Spektroskopischer Nachweis einer attraktiven Kation‐Kation‐ Wechselwirkung in OH‐funktionalisierten ionischen Flüssigkeiten: ein H‐Brücken‐gebundenes kettenförmiges Trimer. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201808381] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/03/2023]
Affiliation(s)
- Thomas Niemann
- Institut für Chemie Universität Rostock 18059 Rostock Deutschland
- Institut für Leben, Licht & Materie Universität Rostock 18051 Rostock Deutschland
| | - Anne Strate
- Institut für Chemie Universität Rostock 18059 Rostock Deutschland
- Institut für Leben, Licht & Materie Universität Rostock 18051 Rostock Deutschland
| | - Ralf Ludwig
- Institut für Chemie Universität Rostock 18059 Rostock Deutschland
- Institut für Leben, Licht & Materie Universität Rostock 18051 Rostock Deutschland
- Leibniz-Institut für Katalyse e.V. Albert-Einstein-Straße 29a 18059 Rostock Deutschland
| | - Helen J. Zeng
- Sterling Chemistry Laboratory Universität Yale New Haven CT 06520 USA
| | - Fabian S. Menges
- Sterling Chemistry Laboratory Universität Yale New Haven CT 06520 USA
| | - Mark A. Johnson
- Sterling Chemistry Laboratory Universität Yale New Haven CT 06520 USA
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62
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Niemann T, Strate A, Ludwig R, Zeng HJ, Menges FS, Johnson MA. Spectroscopic Evidence for an Attractive Cation-Cation Interaction in Hydroxy-Functionalized Ionic Liquids: A Hydrogen-Bonded Chain-like Trimer. Angew Chem Int Ed Engl 2018; 57:15364-15368. [PMID: 30303295 DOI: 10.1002/anie.201808381] [Citation(s) in RCA: 43] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/23/2018] [Indexed: 12/29/2022]
Abstract
We address the formation of hydrogen bonded domains among the cationic constituents of the ionic liquid (IL) 1-(3-hydroxypropyl)pyridinium tetrafluoroborate [HPPy][BF4 ] by means of cryogenic ion vibrational predissociation spectroscopy of cold (ca. 35 K) gas-phase cluster ions and quantum chemistry. Specifically, analysis of the OH stretching bands reveals a chain-like OH⋅⋅⋅OH⋅⋅⋅OH⋅⋅⋅BF4 - binding motif involving the three cations in the cationic quinary cluster ion (HPPy+ )3 (BF4 - )2 . Calculations show that this cooperative H-bond attraction compensates for the repulsive Coulomb forces and results in stable complexes that successfully compete with those in which the OH groups are predominantly attached to the counter anions. Our combined experimental and theoretical approach provides insight into the cooperative effects that lead to the formation of hydrogen bonded domains involving the cationic constituents of ILs.
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Affiliation(s)
- Thomas Niemann
- Department of Chemistry, University of Rostock, 18059, Rostock, Germany.,Department Life, Light & Matter, University of Rostock, 18051, Rostock, Germany
| | - Anne Strate
- Department of Chemistry, University of Rostock, 18059, Rostock, Germany.,Department Life, Light & Matter, University of Rostock, 18051, Rostock, Germany
| | - Ralf Ludwig
- Department of Chemistry, University of Rostock, 18059, Rostock, Germany.,Department Life, Light & Matter, University of Rostock, 18051, Rostock, Germany.,Leibniz-Institut für Katalyse e.V., Albert-Einstein-Str. 29a, 18059, Rostock, Germany
| | - Helen J Zeng
- Sterling Chemistry Laboratory, Yale University, New Haven, CT, 06520, USA
| | - Fabian S Menges
- Sterling Chemistry Laboratory, Yale University, New Haven, CT, 06520, USA
| | - Mark A Johnson
- Sterling Chemistry Laboratory, Yale University, New Haven, CT, 06520, USA
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63
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Low K, Wylie L, Scarborough DLA, Izgorodina EI. Is it possible to control kinetic rates of radical polymerisation in ionic liquids? Chem Commun (Camb) 2018; 54:11226-11243. [PMID: 30159564 DOI: 10.1039/c8cc02012d] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
Experimental studies have noted the often surprising and unpredictable effect of ionic liquids as solvents on reaction kinetics for radical polymerisation. We theoretically investigate the energetic and structural effects of ionic liquids, both protic and aprotic, on radical stability, presenting stabilisation of the radical by the ionic liquid by up to -78.0 kJ mol-1. Kinetic data relating to propagating systems for several industrially viable monomers indicate that propagation rates can be increased or decreased (by up to 6 orders of magnitude) depending on the monomer and ionic liquid combination. The interplay of activation entropy and activation enthalpy, much of which depends on hydrogen bonding between the solvent and reactants, play a crucial role in controlling reaction kinetics. It is concluded that the use of cheaper protic ionic liquids as solvents may be viable for improved kinetic control over radical reactions.
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Affiliation(s)
- Kaycee Low
- Monash Computational Chemistry Group, School of Chemistry, Monash University, 17 Rainforest Walk, Clayton, Victoria 3800, Australia.
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64
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Niemann T, Zaitsau D, Strate A, Villinger A, Ludwig R. Cationic clustering influences the phase behaviour of ionic liquids. Sci Rep 2018; 8:14753. [PMID: 30283059 PMCID: PMC6170405 DOI: 10.1038/s41598-018-33176-6] [Citation(s) in RCA: 45] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/04/2018] [Accepted: 09/19/2018] [Indexed: 11/17/2022] Open
Abstract
“Unlike charges attract, but like charges repel”. This conventional wisdom has been recently challenged for ionic liquids. It could be shown that like-charged ions attract each other despite the powerful opposing electrostatic forces. In principle, cooperative hydrogen bonding between ions of like-charge can overcome the repulsive Coulomb interaction while pushing the limits of chemical bonding. The key challenge of this solvation phenomenon is to establish design principles for the efficient formation of clusters of like-charged ions in ionic liquids. This is realised here for a set of well-suited ionic liquids including the same hydrophobic anion but different cations all equipped with hydroxyethyl groups for possible H-bonding. The formation of H-bonded cationic clusters can be controlled by the delocalization of the positive charge on the cations. Strongly localized charge results in cation-anion interaction, delocalized charge leads to the formation of cationic clusters. For the first time we can show, that the cationic clusters influence the properties of ILs. ILs comprising these clusters can be supercooled and form glasses. Crystalline structures are obtained only, if the ILs are dominantly characterized by the attraction between opposite-charged ions resulting in conventional ion pairs. That may open a new path for controlling glass formation and crystallization. The glass temperatures and the phase transitions of the ILs are observed by differential scanning calorimetry (DSC) and infrared (IR) spectroscopy.
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Affiliation(s)
- Thomas Niemann
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr. -Lorenz-Weg 2, 18059, Rostock, Germany
| | - Dimitri Zaitsau
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr. -Lorenz-Weg 2, 18059, Rostock, Germany
| | - Anne Strate
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr. -Lorenz-Weg 2, 18059, Rostock, Germany
| | - Alexander Villinger
- Universität Rostock, Institut für Chemie, Abteilung für Anorganische Chemie, Albert-Einstein-Str. 3a, 18059, Rostock, Germany
| | - Ralf Ludwig
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr. -Lorenz-Weg 2, 18059, Rostock, Germany. .,Department Life, Light & Matter, University of Rostock, 18051, Rostock, Germany. .,Leibniz-Institut für Katalyse an der Universität Rostock e.V., Albert-Einstein-Str. 29a, 18059, Rostock, Germany.
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65
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Zheng YZ, Chen DF, Zhou Y, Guo R, Liang Q, Fu ZM. Hydrogen-bonding interactions between 1-butyl-2,3-dimethylimidazolium tetrafluoroborate and dimethyl sulphoxide. J Mol Struct 2018. [DOI: 10.1016/j.molstruc.2018.03.042] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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66
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Abstract
There is no doubt that ionic liquids have become a major subject of study for modern chemistry. We have become used to ever more publications in the field each year, although there is some evidence that this is beginning to plateau at approximately 3500 papers each year. They have been the subject of several major reviews and books, dealing with different applications and aspects of their behaviours. In this article, I will show a little of how interest in ionic liquids grew and developed.
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Affiliation(s)
- Tom Welton
- Department of Chemistry, Imperial College London, Exhibition Road, London, SW7 2AZ, England.
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67
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Zorębski E, Musiał M, Bałuszyńska K, Zorębski M, Dzida M. Isobaric and Isochoric Heat Capacities as Well as Isentropic and Isothermal Compressibilities of Di- and Trisubstituted Imidazolium-Based Ionic Liquids as a Function of Temperature. Ind Eng Chem Res 2018. [DOI: 10.1021/acs.iecr.8b00506] [Citation(s) in RCA: 33] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Edward Zorębski
- Institute of Chemistry, University of Silesia, Szkolna 9, 40-006 Katowice, Poland
| | - Małgorzata Musiał
- Institute of Chemistry, University of Silesia, Szkolna 9, 40-006 Katowice, Poland
| | - Karolina Bałuszyńska
- Institute of Chemistry, University of Silesia, Szkolna 9, 40-006 Katowice, Poland
| | - Michał Zorębski
- Institute of Chemistry, University of Silesia, Szkolna 9, 40-006 Katowice, Poland
| | - Marzena Dzida
- Institute of Chemistry, University of Silesia, Szkolna 9, 40-006 Katowice, Poland
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68
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Faria LFO, Lima TA, Ferreira FF, Ribeiro MCC. Ultraslow Phase Transitions in an Anion–Anion Hydrogen-Bonded Ionic Liquid. J Phys Chem B 2018; 122:1972-1980. [DOI: 10.1021/acs.jpcb.7b09497] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Luiz F. O. Faria
- Laboratório
de Espectroscopia Molecular, Departamento de Química Fundamental,
Instituto de Química, Universidade de São Paulo, Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
| | - Thamires A. Lima
- Laboratório
de Espectroscopia Molecular, Departamento de Química Fundamental,
Instituto de Química, Universidade de São Paulo, Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
| | - Fabio F. Ferreira
- Centro
de Ciências Naturais e Humanas, Universidade Federal do ABC, Santo André 09210-580, SP, Brazil
| | - Mauro C. C. Ribeiro
- Laboratório
de Espectroscopia Molecular, Departamento de Química Fundamental,
Instituto de Química, Universidade de São Paulo, Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
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69
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70
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Hoque M, Thomas M, Miran MS, Akiyama M, Marium M, Ueno K, Dokko K, Watanabe M. Protic ionic liquids with primary alkylamine-derived cations: the dominance of hydrogen bonding on observed physicochemical properties. RSC Adv 2018; 8:9790-9794. [PMID: 35540830 PMCID: PMC9078737 DOI: 10.1039/c8ra00402a] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/14/2018] [Accepted: 02/26/2018] [Indexed: 11/21/2022] Open
Abstract
The dominance of hydrogen bonds (networking) over the physicochemical features of primary alkylamine-PILs based on an amide acid.
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Affiliation(s)
- Mahfuzul Hoque
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Morgan L. Thomas
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Muhammed Shah Miran
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Mio Akiyama
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Mayeesha Marium
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Kazuhide Ueno
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Kaoru Dokko
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
| | - Masayoshi Watanabe
- Department of Chemistry and Biotechnology
- Yokohama National University
- Yokohama 240-8501
- Japan
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71
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Kwocz A, Jan Panek J, Jezierska A, Hetmańczyk Ł, Pawlukojć A, Kochel A, Lipkowski P, Filarowski A. A molecular roundabout: triple cyclically arranged hydrogen bonds in light of experiment and theory. NEW J CHEM 2018. [DOI: 10.1039/c8nj04339f] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
This paper dwells on the synthesis and diverse studies of cyclically arranged hydrogen bridges in tris-hydroxy aryl Schiff bases. Experimental (IINS, IR, Raman and X-ray) and theoretical (CPMD, DFTP and DFT) studies of tris-hydroxy aryl Schiff bases have been performed in the solid state.
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Affiliation(s)
- Agnieszka Kwocz
- Faculty of Chemistry
- University of Wrocław
- 50-383 Wrocław
- Poland
| | | | - Aneta Jezierska
- Faculty of Chemistry
- University of Wrocław
- 50-383 Wrocław
- Poland
| | - Łukasz Hetmańczyk
- Faculty of Chemistry
- Jagiellonian University
- 30-387 Kraków
- Poland
- Frank Laboratory of Neutron Physics
| | - Andrzej Pawlukojć
- Frank Laboratory of Neutron Physics
- Joint Institute for Nuclear Research
- 141980 Dubna
- Russia
- Institute of Nuclear Chemistry and Technology
| | - Andrzej Kochel
- Faculty of Chemistry
- University of Wrocław
- 50-383 Wrocław
- Poland
| | - Paweł Lipkowski
- Department of Physical and Quantum Chemistry
- Faculty of Chemistry
- Wrocław University of Science and Technology
- 50-370 Wrocław
- Poland
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72
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Dagade DH, Barge SS. H-Bonding in Water of Hydration: NIR Spectral Studies of Hydration Behavior of 1-n
-Alkyl-3-metylimidazolium-Based Bromide and Amino Acid Ionic Liquids at 298.15 K. ChemistrySelect 2017. [DOI: 10.1002/slct.201702281] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Dilip H. Dagade
- Department of Chemistry; Shivaji University; Kolhapur - 416 004 INDIA
| | - Seema S. Barge
- Department of Chemistry; Shivaji University; Kolhapur - 416 004 INDIA
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73
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Affiliation(s)
- Kun Dong
- State Key Laboratory of Multiphase
Complex Systems, Beijing Key Laboratory of Ionic Liquids Clean Process,
Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
| | - Xiaomin Liu
- State Key Laboratory of Multiphase
Complex Systems, Beijing Key Laboratory of Ionic Liquids Clean Process,
Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
| | - Haifeng Dong
- State Key Laboratory of Multiphase
Complex Systems, Beijing Key Laboratory of Ionic Liquids Clean Process,
Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
| | - Xiangping Zhang
- State Key Laboratory of Multiphase
Complex Systems, Beijing Key Laboratory of Ionic Liquids Clean Process,
Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
| | - Suojiang Zhang
- State Key Laboratory of Multiphase
Complex Systems, Beijing Key Laboratory of Ionic Liquids Clean Process,
Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China
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74
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Bonsa AM, Paschek D, Zaitsau DH, Emel'yanenko VN, Verevkin SP, Ludwig R. The Relation between Vaporization Enthalpies and Viscosities: Eyring's Theory Applied to Selected Ionic Liquids. Chemphyschem 2017; 18:1242-1246. [DOI: 10.1002/cphc.201700138] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/10/2017] [Indexed: 11/08/2022]
Affiliation(s)
- Anne-Marie Bonsa
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Dietmar Paschek
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Dzmitry H. Zaitsau
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Vladimir N. Emel'yanenko
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Sergey P. Verevkin
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Ralf Ludwig
- Universität Rostock; Institut für Chemie; Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
- Leibniz-Institut für Katalyse an der Universität Rostock e.V.; Albert-Einstein-Str. 29a 18059 Rostock Germany
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75
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Wang H, Liu M, Zhao Y, Xuan X, Zhao Y, Wang J. Hydrogen bonding mediated ion pairs of some aprotic ionic liquids and their structural transition in aqueous solution. Sci China Chem 2017. [DOI: 10.1007/s11426-016-0389-4] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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76
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Vibrational assignments, conformational analysis, and molecular structures of $$\left[ {\text{C}_{\text{n}} \text{mim}} \right]\left[ {\text{NTF}_{\text{2}} } \right]$$ C n mim NTF 2 (n = 2, 4, 6, and 8) imidazolium-based ionic liquids: a combined experimental and quantum chemical approach. JOURNAL OF THE IRANIAN CHEMICAL SOCIETY 2017. [DOI: 10.1007/s13738-017-1079-z] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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77
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Abstract
Vibrational spectroscopy has continued use as a powerful tool to characterize ionic liquids since the literature on room temperature molten salts experienced the rapid increase in number of publications in the 1990's. In the past years, infrared (IR) and Raman spectroscopies have provided insights on ionic interactions and the resulting liquid structure in ionic liquids. A large body of information is now available concerning vibrational spectra of ionic liquids made of many different combinations of anions and cations, but reviews on this literature are scarce. This review is an attempt at filling this gap. Some basic care needed while recording IR or Raman spectra of ionic liquids is explained. We have reviewed the conceptual basis of theoretical frameworks which have been used to interpret vibrational spectra of ionic liquids, helping the reader to distinguish the scope of application of different methods of calculation. Vibrational frequencies observed in IR and Raman spectra of ionic liquids based on different anions and cations are discussed and eventual disagreements between different sources are critically reviewed. The aim is that the reader can use this information while assigning vibrational spectra of an ionic liquid containing another particular combination of anions and cations. Different applications of IR and Raman spectroscopies are given for both pure ionic liquids and solutions. Further issues addressed in this review are the intermolecular vibrations that are more directly probed by the low-frequency range of IR and Raman spectra and the applications of vibrational spectroscopy in studying phase transitions of ionic liquids.
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Affiliation(s)
- Vitor H Paschoal
- Laboratório de Espectroscopia Molecular, Departamento de Química Fundamental, Instituto de Química, Universidade de São Paulo , Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
| | - Luiz F O Faria
- Laboratório de Espectroscopia Molecular, Departamento de Química Fundamental, Instituto de Química, Universidade de São Paulo , Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
| | - Mauro C C Ribeiro
- Laboratório de Espectroscopia Molecular, Departamento de Química Fundamental, Instituto de Química, Universidade de São Paulo , Av. Prof. Lineu Prestes 748, São Paulo 05508-000, Brazil
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78
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Lozynski M, Pernak J, Gdaniec Z, Gorska B, Béguin F. Proof of ion-pair structures in ammonium-based protic ionic liquids using combined NMR and DFT/PCM-based chemical shift calculations. Phys Chem Chem Phys 2017; 19:25033-25043. [DOI: 10.1039/c7cp04481j] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
The self-assembly of triethylammonium bis(trifluoromethylsulfonyl)imide, i.e. [(C2H5)3NH][TFSI], in chloroform and aqueous solutions has been investigated using 1H NMR spectroscopy and computational (DFT/PCM prediction) methods.
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Affiliation(s)
- M. Lozynski
- Faculty of Chemical Technology
- Poznan University of Technology
- 60-965 Poznan
- Poland
| | - J. Pernak
- Faculty of Chemical Technology
- Poznan University of Technology
- 60-965 Poznan
- Poland
| | - Z. Gdaniec
- Institute of Bioorganic Chemistry
- Polish Academy of Sciences
- 61-704 Poznan
- Poland
| | - B. Gorska
- Faculty of Chemical Technology
- Poznan University of Technology
- 60-965 Poznan
- Poland
| | - F. Béguin
- Faculty of Chemical Technology
- Poznan University of Technology
- 60-965 Poznan
- Poland
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79
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Papović S, Vraneš M, Armaković S, Armaković SJ, Szécsényi KM, Bešter-Rogač M, Gadžurić S. Investigation of 1,2,3-trialkylimidazolium ionic liquids: experiment and density functional theory calculations. NEW J CHEM 2017. [DOI: 10.1039/c6nj03009b] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Physico-chemical properties, thermal stability and bonding in 1,2,3-trialkylimidazolium based ionic liquids (ILs) were investigated by viscosity and density measurements together with thermogravimetric analysis (TGA) and IR spectroscopy.
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Affiliation(s)
- Snežana Papović
- University of Novi Sad
- Faculty of Sciences
- Department of Chemistry
- Biochemistry and Environmental Protection
- 21000 Novi Sad
| | - Milan Vraneš
- University of Novi Sad
- Faculty of Sciences
- Department of Chemistry
- Biochemistry and Environmental Protection
- 21000 Novi Sad
| | - Stevan Armaković
- University of Novi Sad
- Faculty of Sciences
- Department of Physics
- Trg D. Obradovića 4
- 21000 Novi Sad
| | - Sanja J. Armaković
- University of Novi Sad
- Faculty of Sciences
- Department of Chemistry
- Biochemistry and Environmental Protection
- 21000 Novi Sad
| | - Katalin Mészáros Szécsényi
- University of Novi Sad
- Faculty of Sciences
- Department of Chemistry
- Biochemistry and Environmental Protection
- 21000 Novi Sad
| | - Marija Bešter-Rogač
- University of Ljubljana
- Faculty of Chemistry and Chemical Technology
- Večna pot 113
- 1000 Ljubljana
- Slovenia
| | - Slobodan Gadžurić
- University of Novi Sad
- Faculty of Sciences
- Department of Chemistry
- Biochemistry and Environmental Protection
- 21000 Novi Sad
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80
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Strate A, Niemann T, Ludwig R. Controlling the kinetic and thermodynamic stability of cationic clusters by the addition of molecules or counterions. Phys Chem Chem Phys 2017; 19:18854-18862. [DOI: 10.1039/c7cp02227a] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
We discuss the stability of cationic clusters when adding molecules or counterions, and predict their occurrence in gas phase experiments.
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Affiliation(s)
- Anne Strate
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Thomas Niemann
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
| | - Ralf Ludwig
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- Rostock
- Germany
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81
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Strate A, Niemann T, Michalik D, Ludwig R. Anziehung gleich geladener Ionen in ionischen Flüssigkeiten: Kontrolle der Bildung kationischer Cluster über die Wechselwirkungsstärke der Gegenionen. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201609799] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Anne Strate
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Thomas Niemann
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Dirk Michalik
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
| | - Ralf Ludwig
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
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82
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Strate A, Niemann T, Michalik D, Ludwig R. When Like Charged Ions Attract in Ionic Liquids: Controlling the Formation of Cationic Clusters by the Interaction Strength of the Counterions. Angew Chem Int Ed Engl 2016; 56:496-500. [DOI: 10.1002/anie.201609799] [Citation(s) in RCA: 66] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/06/2016] [Indexed: 11/09/2022]
Affiliation(s)
- Anne Strate
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Thomas Niemann
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Dirk Michalik
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
| | - Ralf Ludwig
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
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83
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Lahiri A, Li G, Olschewski M, Endres F. Influence of Polar Organic Solvents in an Ionic Liquid Containing Lithium Bis(fluorosulfonyl)amide: Effect on the Cation-Anion Interaction, Lithium Ion Battery Performance, and Solid Electrolyte Interphase. ACS APPLIED MATERIALS & INTERFACES 2016; 8:34143-34150. [PMID: 27960439 DOI: 10.1021/acsami.6b12751] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
Ionic liquid-organic solvent mixtures have recently been investigated as potential battery electrolytes. However, contradictory results with these mixtures have been shown for battery performance. In this manuscript, we studied the influence of the addition of polar organic solvents into the ionic liquid electrolyte 1 M lithium bis(fluorosulfonyl)amide (LiFSI)-1-butyl-1-methylpyrrolidinium bis(fluorosulfonyl)amide ([Py1,4]FSI) and tested it for lithium ion battery applications. From infrared and Raman spectroscopy, clear changes in the lithium solvation and cation-anion interactions in the ionic liquid were observed on addition of organic solvents. From the lithiation/delithiation studies on electrodeposited Ge, the storage capacity for the ionic liquid-highly polar organic solvent (acetonitrile) mixture was found to be the highest at low C-rates (0.425 C) compared to using an ionic liquid alone and ionic liquid-less polar solvent (dimethyl carbonate) mixtures. Furthermore, XPS and AFM were used to evaluate the solid electrolyte interphase (SEI) and to correlate its stability with Li storage capacity.
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Affiliation(s)
- Abhishek Lahiri
- Institute of Electrochemistry, Clausthal University of Technology , Arnold-Sommerfeld-Strasse 6, 38678 Clausthal-Zellerfeld, Germany
| | - Guozhu Li
- Institute of Electrochemistry, Clausthal University of Technology , Arnold-Sommerfeld-Strasse 6, 38678 Clausthal-Zellerfeld, Germany
| | - Mark Olschewski
- Institute of Electrochemistry, Clausthal University of Technology , Arnold-Sommerfeld-Strasse 6, 38678 Clausthal-Zellerfeld, Germany
| | - Frank Endres
- Institute of Electrochemistry, Clausthal University of Technology , Arnold-Sommerfeld-Strasse 6, 38678 Clausthal-Zellerfeld, Germany
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84
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Zaitsau DH, Emel'yanenko VN, Stange P, Schick C, Verevkin SP, Ludwig R. Dispersion und Wasserstoffbrücken bestimmend - Warum die Verdampfungsenthalpien von aprotischen größer als die von protischen ionischen Flüssigkeiten sind. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201605633] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Dzmitry H. Zaitsau
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Vladimir N. Emel'yanenko
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Peter Stange
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Christoph Schick
- Universität Rostock; Institut für Physik, Polymerphysik; Albert-Einstein-Straße 23-24 18051 Rostock Deutschland
| | - Sergey P. Verevkin
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
| | - Ralf Ludwig
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Deutschland
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Straße 29a 18059 Rostock Deutschland
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85
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Zaitsau DH, Emel'yanenko VN, Stange P, Schick C, Verevkin SP, Ludwig R. Dispersion and Hydrogen Bonding Rule: Why the Vaporization Enthalpies of Aprotic Ionic Liquids Are Significantly Larger than those of Protic Ionic liquids. Angew Chem Int Ed Engl 2016; 55:11682-6. [DOI: 10.1002/anie.201605633] [Citation(s) in RCA: 47] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/10/2016] [Indexed: 11/09/2022]
Affiliation(s)
- Dzmitry H. Zaitsau
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Vladimir N. Emel'yanenko
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Peter Stange
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Christoph Schick
- Universität Rostock; Institut für Physik, Polymerphysik; Albert-Einstein-Strasse 23-24 18051 Rostock Germany
| | - Sergey P. Verevkin
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
| | - Ralf Ludwig
- Universität Rostock; Institut für Chemie, Abteilung für Physikalische Chemie; Dr.-Lorenz-Weg 1 18059 Rostock Germany
- Leibniz-Institut für Katalyse an der; Universität Rostock e.V.; Albert-Einstein-Strasse 29a 18059 Rostock Germany
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86
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Balci V, Uzun A. Understanding Spectroscopic Features of Trihexyltetradecylphosphonium Chloride. ChemistrySelect 2016. [DOI: 10.1002/slct.201600067] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Volkan Balci
- Department of Chemical and Biological Engineering; Koç University; Rumelifeneri Yolu, Sariyer 34450 Istanbul Turkey
- Koç University TÜPRAŞ Energy Center (KUTEM); Koç University; Rumelifeneri Yolu, Sariyer 34450 Istanbul Turkey
- TÜPRAŞ R&D Center; Korfez 41790 Kocaeli Turkey
| | - Alper Uzun
- Department of Chemical and Biological Engineering; Koç University; Rumelifeneri Yolu, Sariyer 34450 Istanbul Turkey
- Koç University TÜPRAŞ Energy Center (KUTEM); Koç University; Rumelifeneri Yolu, Sariyer 34450 Istanbul Turkey
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87
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Dong K, Zhang S, Wang J. Understanding the hydrogen bonds in ionic liquids and their roles in properties and reactions. Chem Commun (Camb) 2016; 52:6744-64. [PMID: 27042709 DOI: 10.1039/c5cc10120d] [Citation(s) in RCA: 162] [Impact Index Per Article: 20.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
Ionic liquids (ILs) have many potential applications in the chemical industry. In order to understand ILs, their molecular details have been extensively investigated. Intuitively, electrostatic forces are solely important in ILs. However, experiments and calculations have provided strong evidence for the existence of H-bonds in ILs and their roles in the properties and applications of ILs. As a structure-directing force, H-bonds are responsible for ionic pairing, stacking and self-assembling. Their geometric structure, interaction energy and electronic configuration in the ion-pairs of imidazolium-based ILs and protic ionic liquids (PILs) show a great number of differences compared to conventional H-bonds. In particular, their cooperation with electrostatic, dispersion and π interactions embodies the physical nature of H-bonds in ILs, which anomalously influences their properties, leading to a decrease in their melting points and viscosities and thus fluidizing them. Using ILs as catalysts and solvents, many reactions can be activated by the presence of H-bonds, which reduce the reaction barriers and stabilize the transition states. In the dissolution of lignocellulosic biomass by ILs, H-bonds exhibit a most important role in disrupting the H-bonding network of cellulose and controlling microscopic ordering into domains. In this article, a critical review is presented regarding the structural features of H-bonds in ILs and PILs, the correlation between H-bonds and the properties of ILs, and the roles of H-bonds in typical reactions.
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Affiliation(s)
- Kun Dong
- State Key Laboratory of Multiphase Complex System, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, P. R. China.
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88
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89
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90
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Nakamura I. Spinodal Decomposition of a Polymer and Ionic Liquid Mixture: Effects of Electrostatic Interactions and Hydrogen Bonds on Phase Instability. Macromolecules 2016. [DOI: 10.1021/acs.macromol.5b02189] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Issei Nakamura
- State Key
Laboratory of Polymer
Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun, Jilin 130022, China
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91
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Neise C, Rautenberg C, Bentrup U, Beck M, Ahrenberg M, Schick C, Keßler O, Kragl U. Stability studies of ionic liquid [EMIm][NTf2] under short-term thermal exposure. RSC Adv 2016. [DOI: 10.1039/c6ra06129j] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Mass spectrometer coupled TG analysis was used to identify decomposition products of thermally highly stressed ionic liquids.
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Affiliation(s)
- Christin Neise
- Institute of Chemistry
- University of Rostock
- 18059 Rostock
- Germany
| | | | - Ursula Bentrup
- Leibniz Institute for Catalysis (LIKAT Rostock)
- 18059 Rostock
- Germany
| | - Martin Beck
- Faculty of Mechanical Engineering and Marine Technology
- Chair of Materials Science
- University of Rostock
- 18059 Rostock
- Germany
| | | | | | - Olaf Keßler
- Faculty of Mechanical Engineering and Marine Technology
- Chair of Materials Science
- University of Rostock
- 18059 Rostock
- Germany
| | - Udo Kragl
- Institute of Chemistry
- University of Rostock
- 18059 Rostock
- Germany
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92
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Strauch M, Bonsa AM, Golub B, Overbeck V, Michalik D, Paschek D, Ludwig R. Deuteron quadrupole coupling constants and reorientational correlation times in protic ionic liquids. Phys Chem Chem Phys 2016; 18:17788-94. [DOI: 10.1039/c6cp01462c] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Abstract
We describe a method for the accurate determination of deuteron quadrupole coupling constants and reorientational correlation times in protic ionic liquids by means of NMR relaxations time experiments, DFT-calculations and molecular dynamics simulations.
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Affiliation(s)
- Matthias Strauch
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
| | - Anne-Marie Bonsa
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
| | - Benjamin Golub
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
| | - Viviane Overbeck
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
| | - Dirk Michalik
- Leibniz-Institut für Katalyse an der Universität Rostock e.V
- 18059 Rostock
- Germany
| | - Dietmar Paschek
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
| | - Ralf Ludwig
- Universität Rostock
- Institut für Chemie
- Abteilung für Physikalische Chemie
- 18059 Rostock
- Germany
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93
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Yamada T, Tominari Y, Tanaka S, Mizuno M. Terahertz and Infrared Spectroscopy of Room-Temperature Imidazolium-Based Ionic Liquids. J Phys Chem B 2015; 119:15696-705. [PMID: 26625193 DOI: 10.1021/acs.jpcb.5b09101] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Toshiki Yamada
- Advanced
ICT Research Institute, National Institute of Information and Communications Technology, 588-2 Iwaoka, Kobe 651-2492, Japan
| | - Yukihiro Tominari
- Advanced
ICT Research Institute, National Institute of Information and Communications Technology, 588-2 Iwaoka, Kobe 651-2492, Japan
| | - Shukichi Tanaka
- Advanced
ICT Research Institute, National Institute of Information and Communications Technology, 588-2 Iwaoka, Kobe 651-2492, Japan
| | - Maya Mizuno
- Applied
Electromagnetic Research Institute, National Institute of Information and Communications Technology, 4-2-1 Nukuikitamachi, Koganei, Tokyo 184-8795, Japan
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94
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Knorr A, Ludwig R. Cation-cation clusters in ionic liquids: Cooperative hydrogen bonding overcomes like-charge repulsion. Sci Rep 2015; 5:17505. [PMID: 26626928 PMCID: PMC4667241 DOI: 10.1038/srep17505] [Citation(s) in RCA: 88] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/01/2015] [Accepted: 10/28/2015] [Indexed: 12/27/2022] Open
Abstract
Direct spectroscopic evidence for H-bonding between like-charged ions is reported for the ionic liquid, 1-(2-hydroxyethyl)-3-methylimidazolium tetrafluoroborate. New infrared bands in the OH frequency range appear at low temperatures indicating the formation of H-bonded cation-cation clusters similar to those known for water and alcohols. Supported by DFT calculations, these vibrational bands can be assigned to attractive interaction between the hydroxyl groups of the cations. The repulsive Coulomb interaction is overcome by cooperative hydrogen bonding between ions of like charge. The transition energy from purely cation-anion interacting configurations to those including cation-cation H-bonds is determined to be 3-4 kJmol(-1). The experimental findings and DFT calculations strongly support the concept of anti-electrostatic hydrogen bonds (AEHBs) as recently suggested by Weinhold and Klein. The like-charge configurations are kinetically stabilized with decreasing temperatures.
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Affiliation(s)
- Anne Knorr
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr.-Lorenz-Weg 1, 18059, Rostock (Germany)
| | - Ralf Ludwig
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr.-Lorenz-Weg 1, 18059, Rostock (Germany)
- Leibniz-Institut für Katalyse an der Universität Rostock e.V., Albert-Einstein-Str. 29a, 18059 Rostock (Germany)
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95
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NMR Study on the Possible Interactions Between Imidazolium Based Ionic Liquids and Extractants Widely Applied in Solvent Extraction and Separation of f-Ions. J SOLUTION CHEM 2015. [DOI: 10.1007/s10953-015-0420-3] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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96
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Garaga MN, Nayeri M, Martinelli A. Effect of the alkyl chain length in 1-alkyl-3-methylimidazolium ionic liquids on inter-molecular interactions and rotational dynamics. J Mol Liq 2015. [DOI: 10.1016/j.molliq.2015.06.055] [Citation(s) in RCA: 58] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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97
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Pilli SR, Banerjee T, Mohanty K. HOMO–LUMO energy interactions between endocrine disrupting chemicals and ionic liquids using the density functional theory: Evaluation and comparison. J Mol Liq 2015. [DOI: 10.1016/j.molliq.2015.03.019] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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98
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Vitorino J, Leal JP, Minas da Piedade ME. Gas-Phase Affinity Scales for Typical Ionic Liquid Moieties Determined by using Cooks' Kinetic Method. Chemphyschem 2015; 16:1969-77. [PMID: 25891168 DOI: 10.1002/cphc.201500101] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/06/2015] [Indexed: 11/12/2022]
Abstract
Gas-phase affinity studies based on cations and anions commonly present in ionic liquid structures, give quantitative information about the magnitude of the interactions holding the two species together when ILs are formed. They also provide clues on how these interactions depend on the nature of the cationic and anionic moieties. In the present work, mass spectrometric experiments, performed using electrospray ionization quadrupole ion-trap and Fourier transform ion cyclotron resonance mass spectrometry, were used to obtain two affinity scales by Cooks' kinetic method: one scale for the various cations for the bis(trifluoromethylsulfonyl)imide anion, [NTf2 ](-) , and another for the different anions for the 1-butyl-3-methylimidazolium cation, [C4 mim](+) . The obtained results are compared with previously reported data and discussed in terms of the structural characteristics of the different cationic and anionic species.
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Affiliation(s)
- Joana Vitorino
- Centro de Química e Bioquímica e Departamento de Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1649-016 Lisboa (Portugal)
| | - João Paulo Leal
- Centro de Química e Bioquímica e Departamento de Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1649-016 Lisboa (Portugal).,Centro de Ciências e Tecnologias Nucleares, Instituto Superior Técnico, Universidade de Lisboa, 2695-068 Bobadela (Portugal)
| | - Manuel E Minas da Piedade
- Centro de Química e Bioquímica e Departamento de Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1649-016 Lisboa (Portugal).
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99
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Ludwig R. The effect of dispersion forces on the interaction energies and far infrared spectra of protic ionic liquids. Phys Chem Chem Phys 2015; 17:13790-3. [PMID: 25858074 DOI: 10.1039/c5cp00885a] [Citation(s) in RCA: 40] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
We could show by means of dispersion-corrected DFT calculations that the interaction energy in protic ionic liquids can be dissected into Coulomb interaction, hydrogen bonding and dispersion interaction. The H-bond energy as well as the dispersion energy can be quantified to be 50 kJ mol(-1) each representing ten percent of the overall interaction energy. The dispersion interaction could be dissected into two portions. One third could be related to the dispersion interaction within an ion-pair enhancing the H-bond strength, two thirds stem from dispersion interaction between the ion-pairs. This distribution of dispersion interaction is reflected in the far infrared (FIR) spectra. The H-bond band is shifted weaker than the low frequency band where the latter indicates diffuse cation-anion interaction and H-bond bending motions. Finally, we can dissect the different types of interaction energies indicating their characteristic influence on vibrational modes in the FIR.
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Affiliation(s)
- Ralf Ludwig
- Universität Rostock, Institut für Chemie, Abteilung für Physikalische Chemie, Dr.-Lorenz-Weg 1, 18059 Rostock, Germany.
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100
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