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Lugovik KI, Kanaa A, Benassi E, Belskaya NP. Fluorescent Assembles of 2‐Amino‐3‐cyanothiophenes with Azoles. Design and Peculiar Properties of Absorption and Emission. ASIAN J ORG CHEM 2020. [DOI: 10.1002/ajoc.202000663] [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)
- Kseniya I. Lugovik
- Ural Federal University 19 Mira Str. Yekaterinburg 620002 Russian Federation
| | - Ali Kanaa
- Ural Federal University 19 Mira Str. Yekaterinburg 620002 Russian Federation
| | - Enrico Benassi
- Shihezi University 280 N 4th Rd Shihezi Xinjiang 832000 P. R. China
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Singh A, Pati AK, Mishra AK. Photophysical Impact of Diacetylenic Conjugation on Classical Donor–Acceptor Electronic Energy Pair. J Phys Chem A 2019; 123:443-453. [DOI: 10.1021/acs.jpca.8b09689] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Anuja Singh
- Department of Chemistry, Indian Institute of Technology Madras, Chennai-600036, Tamil Nadu, India
| | - Avik Kumar Pati
- Department of Chemistry, Indian Institute of Technology Madras, Chennai-600036, Tamil Nadu, India
| | - Ashok Kumar Mishra
- Department of Chemistry, Indian Institute of Technology Madras, Chennai-600036, Tamil Nadu, India
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Melnikov AR, Davydova MP, Sherin PS, Korolev VV, Stepanov AA, Kalneus EV, Benassi E, Vasilevsky SF, Stass DV. X-ray Generated Recombination Exciplexes of Substituted Diphenylacetylenes with Tertiary Amines: A Versatile Experimental Vehicle for Targeted Creation of Deep-Blue Electroluminescent Systems. J Phys Chem A 2018; 122:1235-1252. [PMID: 29283574 DOI: 10.1021/acs.jpca.7b11634] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
Customizable and technology-friendly functional materials are one of the mainstays of emerging organic electronics and optoelectronics. We show that recombination exciplexes of simple substituted diphenylacetylenes with tertiary amines can be a convenient source of tunable deep-blue emission with possible applications in organic electroluminescent systems. The optically inaccessible exciplexes were produced via recombination of radiation-generated radical ion pairs in alkane solution, which mimics charge transport and recombination in the active layer of practical organic light-emitting diodes in a simple solution-based experiment. Despite varying and rather poor intrinsic emission properties, diphenylacetylene and its prototypical methoxy (donor) or trifluoromethyl (acceptor) monosubstituted derivatives readily form recombination exciplexes with N,N-dimethylaniline and other tertiary amines that produce emission with maxima ranging from 385 to 435 nm. The position of emission band maximum linearly correlates with readily calculated gas-phase electron affinity of the corresponding diphenylacetylene, which can be used for fast computational prescreening of the candidate molecules, and various substituted diphenylacetylenes can be synthesized via relatively simple and universal cross-coupling reactions of Sonogashira and Castro. Together, the simple solution-based experiment, computationally cheap prescreening method, and universal synthetic strategy may open a very broad and chemically convenient class of compounds to obtain OLEDs and OLED-based multifunctional devices with tunable emission spectrum and high conversion efficiency that has yet not been seriously considered for these purposes.
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Affiliation(s)
- Anatoly R Melnikov
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation.,Novosibirsk State University , 2, Pirogova Str., 630090 Novosibirsk, Russian Federation
| | - Maria P Davydova
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Peter S Sherin
- Novosibirsk State University , 2, Pirogova Str., 630090 Novosibirsk, Russian Federation.,International Tomography Center , 3a, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Valeri V Korolev
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Alexander A Stepanov
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Evgeny V Kalneus
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Enrico Benassi
- School of Science and Technology, Nazarbayev University , 53, Qabanbay Batyr Ave., 010000 Astana, Kazakhstan.,University of Oklahoma , 660 Parrington Oval, Norman, Oklahoma 73019, United States
| | - Sergei F Vasilevsky
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation
| | - Dmitri V Stass
- Institute of Chemical Kinetics and Combustion SB RAS , 3, Institutskaya Str., 630090 Novosibirsk, Russian Federation.,Novosibirsk State University , 2, Pirogova Str., 630090 Novosibirsk, Russian Federation
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Lugovik KI, Eltyshev AK, Suntsova PO, Slepukhin PA, Benassi E, Belskaya NP. Highlights on the Road towards Highly Emitting Solid-State Luminophores: Two Classes of Thiazole-Based Organoboron Fluorophores with the AIEE/AIE Effect. Chem Asian J 2018; 13:311-324. [DOI: 10.1002/asia.201701526] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/28/2017] [Revised: 12/08/2017] [Indexed: 12/22/2022]
Affiliation(s)
- Kseniya I. Lugovik
- Ural Federal University; 19 Mira Str. Yekaterinburg 620002 Russian Federation
| | | | - Polina O. Suntsova
- Ural Federal University; 19 Mira Str. Yekaterinburg 620002 Russian Federation
| | - Pavel A. Slepukhin
- Ural Federal University; 19 Mira Str. Yekaterinburg 620002 Russian Federation
- Institute of Organic Synthesis of the Ural Branch, of Russian Academy of Science; 20 S. Kovalevskaya Str. Yekaterinburg 620219 Russian Federation
| | - Enrico Benassi
- School of Science and Technology; Nazarbaev University; 53 Kabanbay Batyr Ave. Astana 010000 Republic of Kazakhstan
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