NASRALLAH, Iyad, Mahesh Kumar RAVVA, Katharina BROCH, Jiří NOVÁK, John ARMITAGE, Guillaume SCHWEICHER, Aditya SADHANALA, John E. ANTHONY, Jean-Luc BREDAS and Henning SIRRINGHAUS. A Novel Mitigation Mechanism for Photo-Induced Trapping in an Anthradithiophene Derivative Using Additives. Advanced Electronic Materials. Hoboken: Wiley, 2020, vol. 6, No 9, p. 1-9. ISSN 2199-160X. Available from: https://dx.doi.org/10.1002/aelm.202000250.
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Basic information
Original name A Novel Mitigation Mechanism for Photo-Induced Trapping in an Anthradithiophene Derivative Using Additives
Authors NASRALLAH, Iyad (682 Saudi Arabia), Mahesh Kumar RAVVA (356 India), Katharina BROCH (276 Germany), Jiří NOVÁK (203 Czech Republic, guarantor, belonging to the institution), John ARMITAGE (826 United Kingdom of Great Britain and Northern Ireland), Guillaume SCHWEICHER (56 Belgium), Aditya SADHANALA (356 India), John E. ANTHONY (840 United States of America), Jean-Luc BREDAS (250 France) and Henning SIRRINGHAUS (826 United Kingdom of Great Britain and Northern Ireland).
Edition Advanced Electronic Materials, Hoboken, Wiley, 2020, 2199-160X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10302 Condensed matter physics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL of the publication
Impact factor Impact factor: 7.295
RIV identification code RIV/00216224:14310/20:00116515
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1002/aelm.202000250
UT WoS 000559160900001
Keywords in English electron trapping; light stability; operational stability; organic field-effect transistors; organic semiconductors
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 18/12/2020 10:52.
Abstract
A novel trap mitigation mechanism using molecular additives, which relieves a characteristic early turn-on voltage in a high-mobility p-type acene-based small-molecule organic semiconductor, when processed from hydrous solvents, is reported. The early turn-on voltage is attributed to photo-induced trapping, and additive incorporation is found to be very effective in suppressing this effect. Remarkably, the molecular additive does not disturb the charge transport properties of the small-molecule semiconductor, but rather intercalates in the crystal structure. This novel technique allows for the solution-processing of small molecular semiconductors from hydrous solvents, greatly simplifying manufacturing processes for large-area electronics. Along with various electric and spectroscopic characterization techniques, simulations have given a deeper insight into the trap mitigation effect induced by the additive.
Links
LQ1601, research and development projectName: CEITEC 2020 (Acronym: CEITEC2020)
Investor: Ministry of Education, Youth and Sports of the CR
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