1
|
Lee J, Cho JB, Li Y, Lee KH, Jang JI, Ok KM. Multifunctional Chiral d 10-Metal Coordination Polymers: Tunable Photoluminescence and Efficient Second-Harmonic Generation with Circular Dichroic Response. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2024; 20:e2309323. [PMID: 38085128 DOI: 10.1002/smll.202309323] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/15/2023] [Revised: 12/04/2023] [Indexed: 05/25/2024]
Abstract
A series of homochiral coordination polymers (HCPs), [M2(SIAP)2(bpy)2] [M(S)] and [M2(RIAP)2(bpy)2] [M(R)] (M = Zn or Cd, SIAP or RIAP = (S,S)- or (R,R)- 2,2'-(isophthaloylbis(azanediyl))di-propionic acid, bpy = 4,4'-bipyridine), is successfully synthesized through solvothermal reactions, self-assembling d10 metal cations, chiral dicarboxylic ligands, and π-conjugated bipyridyl ligands. The HCPs crystallize in the extremely rare triclinic chiral space group, P1, and present 3D framework structures attributed to the strong intermolecular interactions, such as hydrogen bonds and π-π stacking. Due to the unique crystal structures, the title compounds reveal efficient photoluminescence emission across a broad visible range, with significant brightness and color tuning by varying the excitation wavelength. Moreover, they exhibit efficient phase-matched second-harmonic generation (SHG) with very high laser-induced damage thresholds, essential for high-power nonlinear optical (NLO) applications. Intriguingly, the title compounds exhibit a measurable contrast in the SHG response under right- and left-handed circularly polarized excitation, thereby providing a unique case of SHG circular dichroism from the chiral centers of SIAP2- or RIAP2- ligand packed in the noncentrosymmetric environment. These exceptional attributes position these HCPs as promising candidates for multifunctional materials, with potential applications ranging from NLO devices to tailored luminescent systems with polarization control.
Collapse
Affiliation(s)
- Jihyun Lee
- Department of Chemistry, Sogang University, Seoul, 04107, Republic of Korea
| | - Jeong Bin Cho
- Department of Physics, Sogang University, Seoul, 04107, Republic of Korea
| | - Yang Li
- Department of Chemistry, Sogang University, Seoul, 04107, Republic of Korea
| | - Kyeong-Hyeon Lee
- Department of Physics, Sogang University, Seoul, 04107, Republic of Korea
| | - Joon Ik Jang
- Department of Physics, Sogang University, Seoul, 04107, Republic of Korea
| | - Kang Min Ok
- Department of Chemistry, Sogang University, Seoul, 04107, Republic of Korea
| |
Collapse
|
2
|
Noblet T, Busson B. Diagrammatic theory of magnetic and quadrupolar contributions to sum-frequency generation in composite systems. J Chem Phys 2024; 160:024704. [PMID: 38193549 DOI: 10.1063/5.0187520] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2023] [Accepted: 12/15/2023] [Indexed: 01/10/2024] Open
Abstract
Second-order nonlinear processes like Sum-Frequency Generation (SFG) are essentially defined in the electric dipolar approximation. However, when dealing with the SFG responses of bulk, big nanoparticles, highly symmetric objects, or chiral species, magnetic and quadrupolar contributions play a significant role in the process too. We extend the diagrammatic theory for linear and nonlinear optics to include these terms for single objects as well as for multipartite systems in interaction. Magnetic and quadrupolar quantities are introduced in the formalism as incoming fields, interaction intermediates, and sources of optical nonlinearity. New response functions and complex nonlinear processes are defined, and their symmetry properties are analyzed. This leads to a focus on several kinds of applications involving nanoscale coupled objects, symmetric molecular systems, and chiral materials, both in line with the existing literature and opening new possibilities for original complex systems.
Collapse
Affiliation(s)
- Thomas Noblet
- GRASP-Biophotonics, CESAM, University of Liege, Institute of Physics, Allée du 6 août 17, 4000 Liège, Belgium
| | - Bertrand Busson
- Université Paris-Saclay, CNRS, Institut de Chimie Physique, UMR 8000, 91405 Orsay, France
| |
Collapse
|
3
|
Harvey M, Cisek R, Tokarz D, Kreplak L. Effect of out of plane orientation on polarization second harmonic generation of single collagen fibrils. BIOMEDICAL OPTICS EXPRESS 2023; 14:6271-6282. [PMID: 38420315 PMCID: PMC10898559 DOI: 10.1364/boe.504304] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 08/28/2023] [Revised: 10/20/2023] [Accepted: 10/30/2023] [Indexed: 03/02/2024]
Abstract
Second harmonic generation (SHG) microscopy has emerged as a powerful technique for visualizing collagen organization within tissues. Amongst the many advantages of SHG is its sensitivity to collagen nanoscale organization, and its presumed sensitivity to the relative out of plane polarity of fibrils. Recent results have shown that circular dichroism SHG (CD-SHG), a technique that has been commonly assumed to reveal the relative out of plane polarity of collagen fibrils, is actually insensitive to changes in fibril polarity. However, results from another research group seem to contradict this conclusion. Both previous results have been based on SHG imaging of collagen fibrils within tissues, therefore, to gain a definitive understanding of the sensitivity of SHG to relative out of plane polarity, the results from individual fibrils are desirable. Here we present polarization resolved SHG microscopy (PSHG) data from individual collagen fibrils oriented out of the image plane by buckling on an elastic substrate. We show through correlation with atomic force microscopy measurements that SHG intensity can be used to estimate the out of plane angle of individual fibrils. We then compare the sensitivity of two PSHG techniques, CD-SHG and polarization-in, polarization-out SHG (PIPO-SHG), to the relative out of plane polarity of individual fibrils. We find that for single fibrils CD-SHG is insensitive to relative out of polarity and we also demonstrate the first direct experimental confirmation that PIPO-SHG reveals the relative out of plane polarity of individual collagen fibrils.
Collapse
Affiliation(s)
- MacAulay Harvey
- Department of Chemistry, Saint Mary’s University, 923 Robie Street, Halifax, NS, B3H 3C3, Canada
| | - Richard Cisek
- Department of Chemistry, Saint Mary’s University, 923 Robie Street, Halifax, NS, B3H 3C3, Canada
| | - Danielle Tokarz
- Department of Chemistry, Saint Mary’s University, 923 Robie Street, Halifax, NS, B3H 3C3, Canada
| | - Laurent Kreplak
- Department of Physics and Atmospheric Science and School of Biomedical Engineering, Dalhousie University, Halifax, NS, B3H 4J5, Canada
| |
Collapse
|
4
|
Guo Z, Li J, Liu R, Yang Y, Wang C, Zhu X, He T. Spatially Correlated Chirality in Chiral Two-Dimensional Perovskites Revealed by Second-Harmonic-Generation Circular Dichroism Microscopy. NANO LETTERS 2023; 23:7434-7441. [PMID: 37552583 DOI: 10.1021/acs.nanolett.3c01863] [Citation(s) in RCA: 5] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 08/10/2023]
Abstract
Understanding the chiral mechanism of chiral hybrid perovskites is a prerequisite for developing relevant chiroptoelectronic applications. Although conventional circular dichroism (CD) spectroscopy can be used to characterize chirality in chiral perovskites, it has a low signal-to-noise ratio and can provide only information about macroscopic chirality. Herein, with the aim of revealing the microscopic chiral mechanism in chiral perovskites, we utilize a spacer cation alloying strategy to construct chiral two-dimensional perovskites. For the first time, we demonstrate second-harmonic-generation CD microarea imaging in chiral perovskite thin films to unveil their spatially correlated chirality. In combination with theoretical calculations, it is revealed that the spatially correlated chirality is caused by localized out-of-plane supramolecular orientations. This work will not only advance the understanding of the mechanism of chiroptical activity in chiral perovskites but also provide inspiration for the rational design and synthesis of perovskites for chirality-related nonlinear optoelectronic devices.
Collapse
Affiliation(s)
- Zhihang Guo
- State Key Laboratory of Advanced Optical Communication Systems and Networks, School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai 200240, China
| | - Junzi Li
- Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China
| | - Rulin Liu
- School of Science and Engineering, Chinese University of Hong Kong, Shenzhen 518172, China
| | - Yang Yang
- The Institute of Seawater Desalination and Multipurpose Utilization, Ministry of Natural Resources (Tianjin), Tianjin 300192, China
| | - Changshun Wang
- State Key Laboratory of Advanced Optical Communication Systems and Networks, School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai 200240, China
| | - Xi Zhu
- School of Science and Engineering, Chinese University of Hong Kong, Shenzhen 518172, China
| | - Tingchao He
- Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, College of Physics and Optoelectronic Engineering, Shenzhen University, Shenzhen 518060, China
| |
Collapse
|
5
|
Zheng RH, Dong FQ, Wei WM, Guan WZ. Doubly Resonant Sum-Frequency Vibrational Spectroscopy of 1,1'-Bi-2-naphthol Chiral Solutions Due to the Nonadiabatic Effect. J Phys Chem B 2022; 126:1558-1565. [PMID: 35167291 DOI: 10.1021/acs.jpcb.1c08870] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Second-order nonlinear spectroscopy is a powerful tool in exploring significant physical and chemical characteristics at various interfaces and on chiral systems. We present a method of computing the nonadiabatic couplings between the different excited electronic states with time-dependent density functional theory and then study doubly resonant sum-frequency vibrational spectroscopy (SFVS) of chiral solutions due to the nonadiabatic, Franck-Condon, and Herzberg-Teller (HT) effects. The calculations for R-1,1'-bi-2-naphthol show that the theoretical spectra agree with experiment, and the nonadiabatic corrections are comparable with the HT terms or even larger for some vibrational modes, which is different from the mechanism of SFVS off electronic resonance. Doubly resonant SFVS may be a useful method of studying the nonradiative transition and nonadiabatic effect between the excited electronic states.
Collapse
Affiliation(s)
- Ren-Hui Zheng
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China
| | - Feng-Qi Dong
- School of Basic Medical Sciences, Anhui Medical University, Hefei, Anhui 230032, P. R. China
| | - Wen-Mei Wei
- School of Basic Medical Sciences, Anhui Medical University, Hefei, Anhui 230032, P. R. China
| | - Wei-Zhong Guan
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China
| |
Collapse
|
6
|
Zheng RH, Wei WM, Liu YY. Theoretical study on spectral differences of polypeptides constituted by L- and D-amino acids. Mol Phys 2021. [DOI: 10.1080/00268976.2020.1812747] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Affiliation(s)
- Ren-Hui Zheng
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing, People’s Republic of China
| | - Wen-Mei Wei
- School of Basic Medical Science, Anhui Medical University, Hefei, People’s Republic of China
| | - Yan-Ying Liu
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Beijing, People’s Republic of China
| |
Collapse
|
7
|
Deng GH, Wei Q, Qian Y, Zhang T, Leng X, Rao Y. Development of interface-/surface-specific two-dimensional electronic spectroscopy. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2021; 92:023104. [PMID: 33648131 DOI: 10.1063/5.0019564] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/23/2020] [Accepted: 01/26/2021] [Indexed: 06/12/2023]
Abstract
Structures, kinetics, and chemical reactivities at interfaces and surfaces are key to understanding many of the fundamental scientific problems related to chemical, material, biological, and physical systems. These steady-state and dynamical properties at interfaces and surfaces require even-order techniques with time-resolution and spectral-resolution. Here, we develop fourth-order interface-/surface-specific two-dimensional electronic spectroscopy, including both two-dimensional electronic sum frequency generation (2D-ESFG) spectroscopy and two-dimensional electronic second harmonic generation (2D-ESHG) spectroscopy, for structural and dynamics studies of interfaces and surfaces. The 2D-ESFG and 2D-ESHG techniques were based on a unique laser source of broadband short-wave IR from 1200 nm to 2200 nm from a home-built optical parametric amplifier. With the broadband short-wave IR source, surface spectra cover most of the visible light region from 480 nm to 760 nm. A translating wedge-based identical pulses encoding system (TWINs) was introduced to generate a phase-locked pulse pair for coherent excitation in the 2D-ESFG and 2D-ESHG. As an example, we demonstrated surface dark states and their interactions of the surface states at p-type GaAs (001) surfaces with the 2D-ESFG and 2D-ESHG techniques. These newly developed time-resolved and interface-/surface-specific 2D spectroscopies would bring new information for structure and dynamics at interfaces and surfaces in the fields of the environment, materials, catalysis, and biology.
Collapse
Affiliation(s)
- Gang-Hua Deng
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| | - Qianshun Wei
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| | - Yuqin Qian
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| | - Tong Zhang
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| | - Xuan Leng
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| | - Yi Rao
- Department of Chemistry and Biochemistry, Utah State University, Logan, Utah 84322, USA
| |
Collapse
|
8
|
Solomon ML, Abendroth JM, Poulikakos LV, Hu J, Dionne JA. Fluorescence-Detected Circular Dichroism of a Chiral Molecular Monolayer with Dielectric Metasurfaces. J Am Chem Soc 2020; 142:18304-18309. [PMID: 33048539 DOI: 10.1021/jacs.0c07140] [Citation(s) in RCA: 23] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Strong enhancement of molecular circular dichroism (CD) has the potential to enable efficient asymmetric photolysis, a method of chiral separation that has conventionally been impeded by insufficient yield and low enantiomeric excess. Here, we study experimentally how predicted enhancements in optical chirality density near resonant silicon nanodisks boost CD. We use fluorescence-detected circular dichroism (FDCD) spectroscopy to measure indirectly the differential absorption of circularly polarized light by a monolayer of optically active molecules functionalized to silicon nanodisk arrays. Importantly, the molecules and nanodisk antennas have spectrally coincident resonances, and our fluorescence technique allows us to deconvolute absorption in the nanodisks from the molecules. We find that enhanced FDCD signals depend on nanophotonic resonances, in good agreement with simulated differential absorption and optical chirality density, while no signal is detected from molecules adsorbed on featureless silicon surfaces. These results verify the potential of nanophotonic platforms to be used for asymmetric photolysis with lower energy requirements.
Collapse
Affiliation(s)
- Michelle L Solomon
- Materials Science and Engineering, Stanford University, 496 Lomita Mall, Stanford, California 94305, United States
| | - John M Abendroth
- Materials Science and Engineering, Stanford University, 496 Lomita Mall, Stanford, California 94305, United States
| | - Lisa V Poulikakos
- Materials Science and Engineering, Stanford University, 496 Lomita Mall, Stanford, California 94305, United States.,Mechanical and Aerospace Engineering, University of California San Diego, 9500 Gilman Drive, La Jolla, California 92093, United States
| | - Jack Hu
- Materials Science and Engineering, Stanford University, 496 Lomita Mall, Stanford, California 94305, United States
| | - Jennifer A Dionne
- Materials Science and Engineering, Stanford University, 496 Lomita Mall, Stanford, California 94305, United States
| |
Collapse
|
9
|
Zheng RH, Wei WM, Xing T. Herzberg-Teller Effect Predominates in Sum-Frequency Vibrational Spectroscopy of Limonene Chiral Liquids. J Phys Chem B 2020; 124:6642-6650. [PMID: 32649203 DOI: 10.1021/acs.jpcb.0c04519] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
We theoretically study the bulk sum-frequency vibrational spectroscopy of chiral liquids under the influence of the Franck-Condon, Herzberg-Teller, and nonadiabatic effects. With quantum chemistry computations we calculate the chiral spectra for the R-limonene molecule. When we compare the theoretical and experimental spectra, we find that the Herzberg-Teller effect under the Born-Oppenheimer approximation, instead of the nonadiabatic effect, predominates in the chiral spectra.
Collapse
Affiliation(s)
- Ren-Hui Zheng
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Zhongguancun, Beijing 100190, P. R. China
| | - Wen-Mei Wei
- School of Basic Medical Science, Anhui Medical University, Hefei, Anhui 230032, P. R. China
| | - Tao Xing
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Zhongguancun, Beijing 100190, P. R. China
| |
Collapse
|
10
|
Mao X, Wang Z, Zeng D, Cao H, Zhan Y, Wang Y, Li Q, Shen Y, Wang J. Self-Assembled Chiral Nanoparticle Superstructures and Identification of Their Collective Optical Activity from Ligand Asymmetry. ACS NANO 2019; 13:2879-2887. [PMID: 30848884 DOI: 10.1021/acsnano.8b06269] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/09/2023]
Abstract
The spontaneous self-assembly of chiral nanoparticles (NPs) into stationary fabrication has garnered great interest in technique investigation and science advancement due to its expected apparent properties via orderly collective behaviors. However, this kind of characterization of assembled nanoparticles superstructure (NPS) is rarely reported and is distinguished with monodispersed chiral NPs. In this work, we used l-cysteine (Cys) as the chiral molecule in the form of functional surfactant, which had capped CdS/CdTe NPs and was treated as a linkage bridge for constructing orderly assembled NPS. Among the circular dichrosim (CD) phenomenon, Cys ligands exhibit related changes in CD absorption, while whole-molecule solution was used for treatment in different pH-controlling procedures. Synthesized chiral NPs are organized into ordered rod-shaped NPS during the spontaneous self-assembly process, and the CD response of NPS is monitored in different cultivating times; it showed a persuasive response appears in sum frequency generation (SFG) spectroscopy. Both experimental works and theory calculation convey that the ordered stacking of chiral stabilizer and the chirality of NPS, which are identified from chiral molecular status and their collective optical activity, originated from ligand asymmetry.
Collapse
Affiliation(s)
- Xiang Mao
- State Key Laboratory of Ultrasound Engineering in Medicine Co-founded by Chongqing and MOST, College of Biomedical Engineering , Chongqing Medical University , Chongqing 400016 , PR China
| | - Zhenyu Wang
- State Key Laboratory of Ultrasound Engineering in Medicine Co-founded by Chongqing and MOST, College of Biomedical Engineering , Chongqing Medical University , Chongqing 400016 , PR China
| | - Deping Zeng
- State Key Laboratory of Ultrasound Engineering in Medicine Co-founded by Chongqing and MOST, College of Biomedical Engineering , Chongqing Medical University , Chongqing 400016 , PR China
| | - Hua Cao
- State Key Laboratory of Ultrasound Engineering in Medicine Co-founded by Chongqing and MOST, College of Biomedical Engineering , Chongqing Medical University , Chongqing 400016 , PR China
| | - Yang Zhan
- Department of Colorectal Cancer , Tianjin Medical University, Cancer Institute and Hospital (National Clinical Research Center for Cancer), Key Laboratory of Cancer Prevention and Therapy, Tianjin's Clinical Research Center for Cancer , Tianjin 300072 , PR China
| | | | | | | | - Jiefu Wang
- Department of Colorectal Cancer , Tianjin Medical University, Cancer Institute and Hospital (National Clinical Research Center for Cancer), Key Laboratory of Cancer Prevention and Therapy, Tianjin's Clinical Research Center for Cancer , Tianjin 300072 , PR China
| |
Collapse
|
11
|
Zheng RH, Wei WM, Xu M, Shi Q. Sum-frequency vibrational spectroscopy of limonene chiral liquids due to the nonadiabatic effect. Phys Chem Chem Phys 2018; 20:7053-7058. [PMID: 29473923 DOI: 10.1039/c7cp08473k] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Using quantum computations we study sum-frequency vibrational spectroscopy of limonene chiral liquids due to the nonadiabatic effect in the non-resonant case for the first time. The nonadiabatic effect has an important impact on non-resonant antisymmetric polarizability and chiral sum-frequency vibrational spectroscopy. The theoretical spectroscopy agrees with the experimental spectroscopy. However, the nonadiabatic effect only has a small influence on non-resonant Raman. Bulk sum-frequency vibrational spectroscopy may become a powerful method of investigating the nonadiabatic effect and the nonradiative transition between excited electronic states for chiral molecules.
Collapse
Affiliation(s)
- Ren-Hui Zheng
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Zhongguancun, Beijing 100190, P. R. China.
| | | | | | | |
Collapse
|
12
|
Lin L, Zhang Z, Guo Y, Liu M. Fabrication of Supramolecular Chirality from Achiral Molecules at the Liquid/Liquid Interface Studied by Second Harmonic Generation. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2018; 34:139-146. [PMID: 29244509 DOI: 10.1021/acs.langmuir.7b04170] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/07/2023]
Abstract
We present the investigation into the supramolecular chirality of 5-octadecyloxy-2-(2-pyridylazo)phenol (PARC18) at water/1,2-dichloroethane interface by second harmonic generation (SHG). We observe that PARC18 molecules form supramolecular chirality through self-assembly at the liquid/liquid interface although they are achiral molecules. The bulk concentration of PARC18 in the organic phase has profound effects on the supramolecular chirality. By increasing bulk concentration, the enantiomeric excess at the interface first grows and then decreases until it eventually vanishes. Further analysis reveals that the enantiomeric excess is determined by the twist angle of PARC18 molecules at the interface rather than their orientational angle. At lower and higher bulk concentrations, the average twist angle of PARC18 molecules approaches zero, and the assemblies are achiral; whereas at medium bulk concentrations, the average twist angle is nonzero, so that the assemblies show supramolecular chirality. We also estimate the coverage of PARC18 molecules at the interface versus the bulk concentration and fit it to Langmuir adsorption model. The result indicates that PARC18 assemblies show strongest supramolecular chirality in a half-full monolayer. These findings highlight the opportunities for precise control of supramolecular chirality at liquid/liquid interfaces by manipulating the bulk concentration.
Collapse
Affiliation(s)
- Lu Lin
- National Center for Nanoscience and Technology , Beijing 100190, P. R. China
- Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences , Beijing 100190, P. R. China
| | - Zhen Zhang
- Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences , Beijing 100190, P. R. China
| | - Yuan Guo
- Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences , Beijing 100190, P. R. China
- University of Chinese Academy of Sciences , Beijing 100049, P. R. China
| | - Minghua Liu
- Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences , Beijing 100190, P. R. China
| |
Collapse
|
13
|
Zheng RH, Wei WM, Shi Q. A theoretical study of sum-frequency generation for chiral solutions near electronic resonance. Phys Chem Chem Phys 2015; 17:20296-300. [PMID: 26190400 DOI: 10.1039/c5cp02136g] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
We present a method of calculating sum-frequency generation (SFG) for chiral solutions near electronic resonance including the vibronic contributions, which give reasonable SFG intensities and show the Franck-Condon progressions for SFG. When studying R-1,1'-bi-2-naphthol (R-BN), we found that the calculated spectrum is in good agreement with the experimental one (Phys. Rev. Lett., 2001, 87, 113001). Then we apply this method to investigate SFG for chiral arabinose solutions. Theoretical results show that it may be difficult to observe the corresponding SFG even when the sum-frequency is exactly in resonance with the low-lying excited electronic states. Furthermore, we discuss the reason why SFG of chiral arabinose solutions is small.
Collapse
Affiliation(s)
- Ren-hui Zheng
- Beijing National Laboratory for Molecular Sciences, State Key Laboratory for Structural Chemistry of Unstable and Stable Species, Institute of Chemistry, Chinese Academy of Sciences, Zhongguancun, Beijing 100190, P. R. China.
| | | | | |
Collapse
|
14
|
Lv K, Lin L, Wang X, Zhang L, Guo Y, Lu Z, Liu M. Significant Chiral Signal Amplification of Langmuir Monolayers Probed by Second Harmonic Generation. J Phys Chem Lett 2015; 6:1719-1723. [PMID: 26263339 DOI: 10.1021/acs.jpclett.5b00472] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/04/2023]
Abstract
With the development of the nonlinear optical technique such as SHG (second harmonic generation), the in situ measurements of the chirality in the monolayers at the air/water interface have become possible. However, when performing the SHG measurement of the chirality in a monolayer, it is still a great challenge to obtain the chiral signals with a good S/N (signal-to-noise) ratio. In this Letter, interfacial assemblies with induced supramolecular chirality were used to amplify the weak chiral SHG signals from the monolayers at the air/water interface. Tetrakis(4-sulfonatophenyl) porphyrin (TPPS) J aggregates were used as the subphase, and when chiral amphiphilic molecules were spread on it, chiral domains of the amphiphile/TPPS J aggregates were formed and then significantly amplified chiral signals that otherwise could not be detected. Moreover, the sign of the DCE (degree of chiral excess) changed with the chirality of the amphiphilic molecules, thus providing a possible way to obtain the absolute chiral information in situ in the monolayers.
Collapse
Affiliation(s)
- Kai Lv
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Lu Lin
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Xiaoyu Wang
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Li Zhang
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Yuan Guo
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Zhou Lu
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| | - Minghua Liu
- Beijing National Laboratory of Molecular Sciences, CAS Key Laboratory of Colloid, Interface and Thermodynamics, State Key Laboratory of Molecular Reaction Dynamics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
| |
Collapse
|
15
|
Fu L, Zhang Y, Wei ZH, Wang HF. Intrinsic Chirality and Prochirality at Air/R-(+)- and S-(-)-Limonene Interfaces: Spectral Signatures With Interference Chiral Sum-Frequency Generation Vibrational Spectroscopy. Chirality 2014; 26:509-20. [DOI: 10.1002/chir.22337] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2013] [Accepted: 04/12/2014] [Indexed: 11/06/2022]
Affiliation(s)
- Li Fu
- William R. Wiley Environmental Molecular Sciences Laboratory, Pacific Northwest National Laboratory; Richland Washington
| | - Yun Zhang
- William R. Wiley Environmental Molecular Sciences Laboratory, Pacific Northwest National Laboratory; Richland Washington
| | - Zhe-Hao Wei
- William R. Wiley Environmental Molecular Sciences Laboratory, Pacific Northwest National Laboratory; Richland Washington
| | - Hong-Fei Wang
- William R. Wiley Environmental Molecular Sciences Laboratory, Pacific Northwest National Laboratory; Richland Washington
| |
Collapse
|
16
|
ZHUO GY, LEE H, HSU KJ, HUTTUNEN M, KAURANEN M, LIN YY, CHU SW. Three-dimensional structural imaging of starch granules by second-harmonic generation circular dichroism. J Microsc 2014; 253:183-90. [DOI: 10.1111/jmi.12108] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/26/2013] [Accepted: 12/09/2013] [Indexed: 12/23/2022]
Affiliation(s)
- G.-Y. ZHUO
- Department of Physics; National Taiwan University; Taipei Taiwan
| | - H. LEE
- Department of Physics; National Taiwan University; Taipei Taiwan
| | - K.-J. HSU
- Department of Physics; National Taiwan University; Taipei Taiwan
| | - M.J. HUTTUNEN
- Department of Physics; Tampere University of Technology; Tampere Finland
| | - M. KAURANEN
- Department of Physics; Tampere University of Technology; Tampere Finland
| | - Y.-Y. LIN
- Institute of Photonics Technologies; Department of Electrical Engineering; National Tsing-Hua University; Hsinchu Taiwan
- Brain Research Center; National Tsing-Hua University; Hsinchu Taiwan
| | - S.-W. CHU
- Department of Physics; National Taiwan University; Taipei Taiwan
- Molecular Imaging Center; National Taiwan University; Taipei Taiwan
| |
Collapse
|
17
|
Reiser KM, McCourt AB, Yankelevich DR, Knoesen A. Structural origins of chiral second-order optical nonlinearity in collagen: amide I band. Biophys J 2012. [PMID: 23200051 DOI: 10.1016/j.bpj.2012.10.017] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
The molecular basis of nonlinear optical (NLO) chiral effects in the amide I region of type I collagen was investigated using sum-frequency generation vibrational spectroscopy; chiral and achiral tensor elements were separated using different input/output beam polarization conditions. Spectra were obtained from native rat tail tendon (RTT) collagen and from cholesteric liquid crystal-like (LC) type I collagen films. Although RTT and LC collagen both possess long-range order, LC collagen lacks the complex hierarchical organization of RTT collagen. Their spectra were compared to assess the role of such organization in NLO chirality. No significant differences were observed between RTT and LC with respect to chiral or achiral spectra. These findings suggest that amide I NLO chiral effects in type I collagen assemblies arise predominantly from the chiral organization of amide chromophores within individual collagen molecules, rather than from supramolecular structures. The study suggests that sum-frequency generation vibrational spectroscopy may be uniquely valuable in exploring fundamental aspects of chiral nonlinearity in complex macromolecular structures.
Collapse
Affiliation(s)
- Karen M Reiser
- Department of Electrical and Computer Engineering, University of California, Davis, CA, USA
| | | | | | | |
Collapse
|
18
|
Fu L, Wang Z, Yan EC. Chiral vibrational structures of proteins at interfaces probed by sum frequency generation spectroscopy. Int J Mol Sci 2011; 12:9404-25. [PMID: 22272140 PMCID: PMC3257137 DOI: 10.3390/ijms12129404] [Citation(s) in RCA: 53] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/08/2011] [Revised: 12/13/2011] [Accepted: 12/13/2011] [Indexed: 12/04/2022] Open
Abstract
We review the recent development of chiral sum frequency generation (SFG) spectroscopy and its applications to study chiral vibrational structures at interfaces. This review summarizes observations of chiral SFG signals from various molecular systems and describes the molecular origins of chiral SFG response. It focuses on the chiral vibrational structures of proteins and presents the chiral SFG spectra of proteins at interfaces in the C-H stretch, amide I, and N-H stretch regions. In particular, a combination of chiral amide I and N-H stretches of the peptide backbone provides highly characteristic vibrational signatures, unique to various secondary structures, which demonstrate the capacity of chiral SFG spectroscopy to distinguish protein secondary structures at interfaces. On the basis of these recent developments, we further discuss the advantages of chiral SFG spectroscopy and its potential application in various fields of science and technology. We conclude that chiral SFG spectroscopy can be a new approach to probe chiral vibrational structures of protein at interfaces, providing structural and dynamic information to study in situ and in real time protein structures and dynamics at interfaces.
Collapse
Affiliation(s)
- Li Fu
- Department of Chemistry, Yale University, 225 Prospect Street, New Haven, CT, 06520, USA; E-Mails: (L.F.); (Z.W.)
| | - Zhuguang Wang
- Department of Chemistry, Yale University, 225 Prospect Street, New Haven, CT, 06520, USA; E-Mails: (L.F.); (Z.W.)
| | - Elsa C.Y. Yan
- Department of Chemistry, Yale University, 225 Prospect Street, New Haven, CT, 06520, USA; E-Mails: (L.F.); (Z.W.)
| |
Collapse
|
19
|
Hernández FE, Rizzo A. Two-photon polarization dependent spectroscopy in chirality: a novel experimental-theoretical approach to study optically active systems. Molecules 2011; 16:3315-37. [PMID: 21512440 PMCID: PMC6260626 DOI: 10.3390/molecules16043315] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2011] [Revised: 04/07/2011] [Accepted: 04/12/2011] [Indexed: 11/16/2022] Open
Abstract
Many phenomena, including life itself and its biochemical foundations are fundamentally rooted in chirality. Combinatorial methodologies for catalyst discovery and optimization remain an invaluable tool for gaining access to enantiomerically pure compounds in the development of pharmaceuticals, agrochemicals, and flavors. Some exotic metamaterials exhibiting negative refractive index at optical frequencies are based on chiral structures. Chiroptical activity is commonly quantified in terms of circular dichroism (CD) and optical rotatory dispersion (ORD). However, the linear nature of these effects limits their application in the far and near-UV region in highly absorbing and scattering biological systems. In order to surmount this barrier, in recent years we made important advancements on a novel non linear, low-scatter, long-wavelength CD approach called two-photon absorption circular dichroism (TPACD). Herein we present a descriptive analysis of the optics principles behind the experimental measurement of TPACD, i.e., the double L-scan technique, and its significance using pulsed lasers. We also make an instructive examination and discuss the reliability of our theoretical-computational approach, which uses modern analytical response theory, within a Time-Dependent Density Functional Theory (TD-DFT) approach. In order to illustrate the potential of this novel spectroscopic tool, we first present the experimental and theoretical results obtained in C(2)-symmetric, axially chiral R-(+)-1,1'-bi(2-naphthol), R-BINOL, a molecule studied at the beginning of our investigation in this field. Next, we reveal some preliminary results obtained for (R)-3,3'-diphenyl-2,2'-bi-1-naphthol, R-VANOL, and (R)-2,2'-diphenyl-3,3'-(4-biphenanthrol), R-VAPOL. This family of optically active compounds has been proven to be a suitable model for the structure-property relationship study of TPACD, because its members are highly conjugated yet photo-stable, and easily derivatized at the 5- and 6-positions. With the publication of these outcomes we hope to motivate more members of the scientist community to engage in state-of-the-art TPACD spectroscopy.
Collapse
Affiliation(s)
- Florencio E. Hernández
- Department of Chemistry, University of Central Florida, P. O. Box 162366, Orlando, FL 382616, USA
- The College of Optics and Photonics, CREOL University of Central Florida, P. O. Box 162366, Orlando, FL 382616, USA
| | - Antonio Rizzo
- Consiglio Nazionale delle Ricerche (CNR), Istituto per i Processi Chimico Fisici (IPCF-CNR), UoS di Pisa, Area della Ricerca, Via G. Moruzzi 1, I-56124 Pisa, Italy
| |
Collapse
|
20
|
Martinez IS, Peterson MD, Ebben CJ, Hayes PL, Artaxo P, Martin ST, Geiger FM. On molecular chirality within naturally occurring secondary organic aerosol particles from the central Amazon Basin. Phys Chem Chem Phys 2011; 13:12114-22. [DOI: 10.1039/c1cp20428a] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
|
21
|
Madden JT, Hall VJ, Simpson GJ. Mining the polarization-dependence of nonlinear optical measurements. Analyst 2010; 136:652-62. [PMID: 21076729 DOI: 10.1039/c0an00238k] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The electromagnetic field strength present within the focal volume of a pulsed laser is routinely high enough to produce reasonably efficient nonlinear summing and mixing of optical frequencies. The polarization-dependence of the outgoing beam is a sensitive function of the polarization state(s) of the incident beam(s) and the structure, orientation, and symmetry of the sample. Mining this information hinges on two elements: (1) accurate and precise polarization-dependent measurements, and (2) reliable modeling to relate the measured responses back to local structure and orientation. The central focus of this review is on the first step. Experimental strategies for precise and accurate nonlinear optical ellipsometry (NOE) polarization measurements are summarized for the most common and simplest case of second harmonic generation (SHG), or the frequency doubling of light, although extension to higher-order nonlinear optical interactions is straightforward in most cases.
Collapse
Affiliation(s)
- Jeremy T Madden
- Department of Chemistry, Purdue University, West Lafayette, IN 47907, USA
| | | | | |
Collapse
|
22
|
Wanapun D, Hall VJ, Begue NJ, Grote JG, Simpson GJ. DNA-Based Polymers as Chiral Templates for Second-Order Nonlinear Optical Materials. Chemphyschem 2009; 10:2674-8. [DOI: 10.1002/cphc.200900303] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
|
23
|
Abramavicius D, Palmieri B, Voronine DV, Šanda F, Mukamel S. Coherent multidimensional optical spectroscopy of excitons in molecular aggregates; quasiparticle versus supermolecule perspectives. Chem Rev 2009; 109:2350-408. [PMID: 19432416 PMCID: PMC2975548 DOI: 10.1021/cr800268n] [Citation(s) in RCA: 327] [Impact Index Per Article: 21.8] [Reference Citation Analysis] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
|
24
|
Affiliation(s)
- Levi M. Haupert
- Department of Chemistry, Purdue University, West Lafayette, Indiana 47907;
| | - Garth J. Simpson
- Department of Chemistry, Purdue University, West Lafayette, Indiana 47907;
| |
Collapse
|
25
|
Nagahara T, Kisoda K, Harima H, Aida M, Ishibashi TA. Chiral Sum Frequency Spectroscopy of Thin Films of Porphyrin J-Aggregates. J Phys Chem B 2009; 113:5098-103. [DOI: 10.1021/jp8105138] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Tetsuhiko Nagahara
- Center for Quantum Life Sciences and Graduate School of Science, Hiroshima University, Higashi-Hiroshima 739-8530, Japan, Physics Department, Wakayama University, Sakaedani, Wakayama 640-8510, Japan, and Graduate School of Electronics, Kyoto Institute of Technology, Matsugasaki, Kyoto 606-8585, Japan
| | - Kenji Kisoda
- Center for Quantum Life Sciences and Graduate School of Science, Hiroshima University, Higashi-Hiroshima 739-8530, Japan, Physics Department, Wakayama University, Sakaedani, Wakayama 640-8510, Japan, and Graduate School of Electronics, Kyoto Institute of Technology, Matsugasaki, Kyoto 606-8585, Japan
| | - Hiroshi Harima
- Center for Quantum Life Sciences and Graduate School of Science, Hiroshima University, Higashi-Hiroshima 739-8530, Japan, Physics Department, Wakayama University, Sakaedani, Wakayama 640-8510, Japan, and Graduate School of Electronics, Kyoto Institute of Technology, Matsugasaki, Kyoto 606-8585, Japan
| | - Misako Aida
- Center for Quantum Life Sciences and Graduate School of Science, Hiroshima University, Higashi-Hiroshima 739-8530, Japan, Physics Department, Wakayama University, Sakaedani, Wakayama 640-8510, Japan, and Graduate School of Electronics, Kyoto Institute of Technology, Matsugasaki, Kyoto 606-8585, Japan
| | - Taka-aki Ishibashi
- Center for Quantum Life Sciences and Graduate School of Science, Hiroshima University, Higashi-Hiroshima 739-8530, Japan, Physics Department, Wakayama University, Sakaedani, Wakayama 640-8510, Japan, and Graduate School of Electronics, Kyoto Institute of Technology, Matsugasaki, Kyoto 606-8585, Japan
| |
Collapse
|
26
|
Stokes GY, Gibbs-Davis JM, Boman FC, Stepp BR, Condie AG, Nguyen ST, Geiger FM. Making "sense" of DNA. J Am Chem Soc 2007; 129:7492-3. [PMID: 17521190 DOI: 10.1021/ja071848r] [Citation(s) in RCA: 67] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Grace Y Stokes
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208, USA
| | | | | | | | | | | | | |
Collapse
|
27
|
Dehen CJ, Everly RM, Plocinik RM, Hedderich HG, Simpson GJ. Discrete retardance second harmonic generation ellipsometry. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2007; 78:013106. [PMID: 17503906 DOI: 10.1063/1.2400011] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/15/2023]
Abstract
A new instrument was constructed to perform discrete retardance nonlinear optical ellipsometry (DR-NOE). The focus of the design was to perform second harmonic generation NOE while maximizing sample and application flexibility and minimizing data acquisition time. The discrete retardance configuration results in relatively simple computational algorithms for performing nonlinear optical ellipsometric analysis. NOE analysis of a disperse red 19 monolayer yielded results that were consistent with previously reported values for the same surface system, but with significantly reduced acquisition times.
Collapse
Affiliation(s)
- Christopher J Dehen
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, USA
| | | | | | | | | |
Collapse
|
28
|
Mitchell SA, McAloney RA, Moffatt D, Mora-Diez N, Zgierski MZ. Second-harmonic generation optical activity of a polypeptide alpha-helix at the air/water interface. J Chem Phys 2006; 122:114707. [PMID: 15836243 DOI: 10.1063/1.1862613] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Abstract
Quantitative measurements of second-harmonic generation optical activity (SHG-OA) have been performed for alpha-helical polypeptides poly-(gamma-benzyl-L-glutamate) and poly-(gamma-ethyl-L-glutamate) adsorbed at the airwater interface, with the fundamental frequency variant Planck's over 2piomega = 2.96 eV (lambda = 417 nm). The chiral component of the nonlinear susceptibility chi(XYZ) ((2)) is small for both polymers, being comparable in magnitude with the susceptibility chi(XXZ) ((2)) of the clean airwater interface. The microscopic origin of the nonlinear response has been investigated by using semiempirical ZINDOS calculations in conjunction with standard time-dependent perturbation theory to evaluate the molecular hyperpolarizability tensor of a model alpha-helix composed of glycine residues. Calculated nonlinear susceptibilities (per monomer unit) are in good agreement with experimental measurements for both the chiral and achiral response. The computational results indicate that charge transfer transitions of the alpha-helix have a large influence on the achiral components of the hyperpolarizability tensor, and produce characteristic features in the response under suitable experimental conditions. The dominant origin of SHG-OA for the model alpha-helix is a structural effect due to the tilt of the plane of each amide group of the helix relative to the helical axis. SHG-OA is associated with the orientational distribution of isolated, achiral chromophores, and is present in the absence of electronic coupling between the amide subunits of the polypeptide alpha-helix.
Collapse
Affiliation(s)
- S A Mitchell
- Steacie Institute for Molecular Sciences, National Research Council of Canada, Ottawa, Ontario
| | | | | | | | | |
Collapse
|
29
|
Li M, Sun Q, Bai Y, Duan C, Zhang B, Meng Q. Chiral aggregation and spontaneous resolution of thiosemicarbazone metal complexes. Dalton Trans 2006:2572-8. [PMID: 16718341 DOI: 10.1039/b514425f] [Citation(s) in RCA: 28] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Chiral aggregation and spontaneous resolution of thiosemicarbazone metal complexes MnL2 (1 and 1') (HL = acetylpyrazine thiosemicarbazone) were achieved through cooperation of hydrogen bonding and pi-pi stacking interactions. Compound 1 crystallized in a chiral space group P4(1)2(1)2 and the molecules exhibited lambda-configuration. Head-to-tail pyrazine-amino hydrogen bonding linked the molecules together presenting a two-dimensional homochiral sheet. The interlayer pi-pi stacking interactions linked the layers in a homochiral array and extended the 2D homochirality to a three-dimensional network. Compound 1 crystallized in space group P4(3)2(1)2, the opposite handedness of P4(1)2(1)2. The molecules, the two-dimensional hydrogen-bonded sheets and the three-dimensional network all exhibited the opposite chiralities to those of 1. Solid state CD spectra measurements confirmed the occurrence of spontaneous resolution of MnL2 and demonstrated that one of the enantiomers of the compound was always in excess. The zinc complexes (2 and 3) and nickel complex 4 crystallized in the chiral space group P4(3)2(1)2. Similar two-dimensional pyrazine-amine hydrogen bonded chiral sheets and three-dimensional networks were found in the crystal packing patterns. The cadmium complex 5 crystallized in a chiral space group P2(1)2(1)2(1), however, it exhibited a similar chiral packing pattern. The only difference was that enlarged Cd-S and Cd-N bond lengths induced the potential 4(1) symmetry. All results indicated that the supramolecular synthon, the cooperation of the pyrazine-amino hydrogen bonding and the pi-pi stacking interactions, were robust enough so that the orientation of the molecules in the solid state could be predicted to a reasonable degree of accuracy.
Collapse
Affiliation(s)
- Mingxue Li
- Coordination Chemistry Institute, State Key Laboratory of Coordination Chemistry, Nanjing University, Nanjing, 210093, PR China
| | | | | | | | | | | |
Collapse
|
30
|
Perry JM, Moad AJ, Begue NJ, Wampler RD, Simpson GJ. Electronic and Vibrational Second-Order Nonlinear Optical Properties of Protein Secondary Structural Motifs. J Phys Chem B 2005; 109:20009-26. [PMID: 16853586 DOI: 10.1021/jp0506888] [Citation(s) in RCA: 55] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
A perturbation theory approach was developed for predicting the vibrational and electronic second-order nonlinear optical (NLO) polarizabilities of materials and macromolecules comprised of many coupled chromophores, with an emphasis on common protein secondary structural motifs. The polarization-dependent NLO properties of electronic and vibrational transitions in assemblies of amide chromophores comprising the polypeptide backbones of proteins were found to be accurately recovered in quantum chemical calculations by treating the coupling between adjacent oscillators perturbatively. A novel diagrammatic approach was developed to provide an intuitive visual means of interpreting the results of the perturbation theory calculations. Using this approach, the chiral and achiral polarization-dependent electronic SHG, isotropic SFG, and vibrational SFG nonlinear optical activities of protein structures were predicted and interpreted within the context of simple orientational models.
Collapse
Affiliation(s)
- John M Perry
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, USA
| | | | | | | | | |
Collapse
|
31
|
Venkatramani R, Mukamel S. Dephasing-Induced Vibronic Resonances in Difference Frequency Generation Spectroscopy. J Phys Chem B 2005; 109:8132-43. [PMID: 16851951 DOI: 10.1021/jp0446682] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The difference frequency generation (DFG) signal from a two electronic level system with vibrational modes coupled to a Brownian oscillator bath is computed. Interference effects between two Liouville space pathways result in pure-dephasing-induced, excited-state resonances provided the two excitation pulses overlap and time ordering is not enforced. Numerical simulations of two-dimensional DFG signals illustrate how the ground and excited electronic state resonances may be distinguished.
Collapse
Affiliation(s)
- Ravindra Venkatramani
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | | |
Collapse
|
32
|
Wang J, Chen X, Clarke ML, Chen Z. Detection of chiral sum frequency generation vibrational spectra of proteins and peptides at interfaces in situ. Proc Natl Acad Sci U S A 2005; 102:4978-83. [PMID: 15793004 PMCID: PMC555967 DOI: 10.1073/pnas.0501206102] [Citation(s) in RCA: 145] [Impact Index Per Article: 7.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/10/2005] [Indexed: 11/18/2022] Open
Abstract
In this work, we demonstrate the feasibility to collect off-electronic resonance chiral sum frequency generation (SFG) vibrational spectra from interfacial proteins and peptides at the solid/liquid interface in situ. It is difficult to directly detect a chiral SFG vibrational spectrum from interfacial fibrinogen molecules. By adopting an interference enhancement method, such a chiral SFG vibrational spectrum can be deduced from interference spectra between the normal achiral spectrum and the chiral spectrum. We found that the chiral SFG vibrational spectrum of interfacial fibrinogen was mainly contributed by the beta-sheet structure. For a beta-sheet peptide tachyplesin I, which may be quite ordered at the solid/liquid interface, chiral SFG vibrational spectra can be collected directly. We believe that these chiral signals are mainly contributed by electric dipole contributions, which can dominate the chiroptical responses of uniaxial systems. For the first time, to our knowledge, this work indicates that the off-electronic resonance SFG technique is sensitive enough to collect chiral SFG vibrational spectra of interfacial proteins and peptides, providing more structural information to elucidate interfacial protein and peptide structures.
Collapse
Affiliation(s)
- Jie Wang
- Department of Chemistry, University of Michigan, Ann Arbor, MI 48109, USA
| | | | | | | |
Collapse
|
33
|
Belkin† MA, Shen‡ YR. Non-linear optical spectroscopy as a novel probe for molecular chirality. INT REV PHYS CHEM 2005. [DOI: 10.1080/01442350500270601] [Citation(s) in RCA: 73] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
|
34
|
Voges AB, Al-Abadleh HA, Musorrafiti MJ, Bertin PA, Nguyen ST, Geiger FM. Carboxylic Acid- and Ester-Functionalized Siloxane Scaffolds on Glass Studied by Broadband Sum Frequency Generation. J Phys Chem B 2004. [DOI: 10.1021/jp046564x] [Citation(s) in RCA: 75] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Andrea B. Voges
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| | - Hind A. Al-Abadleh
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| | - Michael J. Musorrafiti
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| | - Paul A. Bertin
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| | - SonBinh T. Nguyen
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| | - Franz M. Geiger
- Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113
| |
Collapse
|
35
|
Simpson GJ, Perry JM, Moad AJ, Wampler RD. Uncoupled oscillator model for interpreting second harmonic generation measurements of oriented chiral systems. Chem Phys Lett 2004. [DOI: 10.1016/j.cplett.2004.09.123] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
|
36
|
Dailey CA, Burke BJ, Simpson GJ. The general failure of Kleinman symmetry in practical nonlinear optical applications. Chem Phys Lett 2004. [DOI: 10.1016/j.cplett.2004.03.109] [Citation(s) in RCA: 54] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
|
37
|
Polizzi MA, Plocinik RM, Simpson GJ. Ellipsometric Approach for the Real-Time Detection of Label-Free Protein Adsorption by Second Harmonic Generation. J Am Chem Soc 2004; 126:5001-7. [PMID: 15080706 DOI: 10.1021/ja031627v] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Second harmonic generation (SHG) was performed using a novel ellipsometric detection approach to selectively probe the real-time surface binding kinetics of an unlabeled protein. The coherence of nonlinear optical processes introduces new possibilities for exploiting polarization that are unavailable with incoherent methods, such as absorbance and fluorescence. Adsorption of bovine serum albumin (BSA) at silica/aqueous solution interfaces resulted in changes in the polarization state of the frequency-doubled light through weak, dynamic interactions with a coadsorbed nonlinear optical probe molecule (rhodamine 6G). Using a remarkably simple instrumental approach, signals arising exclusively from surface interactions with BSA were spatially isolated and selectively detected with high signal-to-noise. The relative intensities acquired during the kinetics experiments using both circularly and linearly polarized incident beams were in excellent agreement with the responses predicted from SHG ellipsometry polarization measurements. Analysis of the polarization-dependent SHG generated during BSA adsorption at glass/aqueous solution interfaces provided direct evidence for slow conformational changes within the protein layer after adsorption, consistent with protein denaturation. This polarization selection approach is sufficiently general to be easily extended to virtually all coherent nonlinear optical processes and a variety of different surface interactions and architectures.
Collapse
Affiliation(s)
- Mark A Polizzi
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, USA
| | | | | |
Collapse
|
38
|
Moad AJ, Simpson GJ. A Unified Treatment of Selection Rules and Symmetry Relations for Sum-Frequency and Second Harmonic Spectroscopies. J Phys Chem B 2004. [DOI: 10.1021/jp035362i] [Citation(s) in RCA: 228] [Impact Index Per Article: 11.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
|
39
|
Siltanen M, Cattaneo S, Vuorimaa E, Lemmetyinen H, Katz TJ, Phillips KES, Kauranen M. A regression technique to analyze the second-order nonlinear optical response of thin films. J Chem Phys 2004; 121:1-4. [PMID: 15260516 DOI: 10.1063/1.1767151] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
We present a new technique, based on regression analysis, to determine the second-order nonlinear optical susceptibility tensor of thin films. The technique does not require the absolute levels or phases of measured signals to be mutually calibrated. In addition it yields indicators that address the quality of theoretical models describing the sample. We use the technique to determine the susceptibility tensor of samples of a nonracemic chiral material which have very low symmetry (both chiral and anisotropic) and have many independent tensor components. The results show the importance of using detailed theoretical models that account for the linear optical properties of the sample.
Collapse
Affiliation(s)
- Mikael Siltanen
- Optics Laboratory, Tampere University of Technology, P.O. Box 692, 33101 Tampere, Finland
| | | | | | | | | | | | | |
Collapse
|