Listar por autor "Negri, Fabrizia"
Mostrando ítems 1-9 de 9
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Ambipolar Charge Transport in Organic Semiconductors: How Intramolecular Reorganization Energy Is Controlled by Diradical Character.
Dai, Yasi; Zerbini, Andrea; Casado-Cordón, Juan
; Negri, Fabrizia (MDPI, 2023-06-08)
The charged forms of π–conjugated chromophores are relevant in the field of organic electronics as charge carriers in optoelectronic devices, but also as energy storage substrates in organic batteries. In this context, ... -
Carbazole and indolcarbazole-based systems: impact of the structural changes on the system properties
Badía-Domínguez, María Irene; Hartl, Frantisek; Li, Hongxiang; Seki, Shu; Sakamaki, Daisuke; Negri, Fabrizia; López Navarrete, Juan T.; Hernández-Jolín, Víctor; Ruiz-Delgado, María del Carmen[et al.] (2022)
π-Conjugated diradical compounds, featuring unique unsaturated valences and radical centres in the ground state, are fundamentally important for understanding the nature of chemical bonds and have potential applications ... -
Diradicals Produce Ambipolar Transistors: What and Why
Casado-Cordón, Juan; Moles Quintero, Sergio; Kato, Shin-ichiro; Negri, Fabrizia (ISNA-19, 2022-07-04)
organic conjugated diradicals have gaining interest in the recent times given their uses in different formats of electronic applications encompassing OFETs,1 non-linear optical dyes, chromophores for singlet fission in ... -
Medium Diradical Character, Small Hole and Electron Reorganization Energies and Ambipolar Transistors in Difluorenoheteroles
Mori, Sakura; Moles Quintero, Sergio; Tabaka, Naoki; Kishi, Ryohei; González-Núñez, Raúl; Harbuzaru, Alexandra; Ponce-Ortiz, Rocío; Marín-Beloqui, José Manuel; Suzuki, Shuichi; Kitamura, Chitoshi; Gómez-García, Carlos J.; Dai, Yasi; Negri, Fabrizia; Masayoshi, Nakano; Kato, Shin-ichiro; Casado-Cordón, Juan[et al.] (Wiley, 2022-06-13)
Four difluorenoheteroleshavinga centralquinoidalcore with the heteroringvaryingas furan,thiophene,its dioxidederivativeand pyrrolehave shownto be mediumcharacterdiradicals.Solid-statestructures,optical,photophysical,magnetic,and ... -
Normal & reversed spin mobility in a diradical by electron-vibration coupling
Shen, Yi; Xue, Guodong; Dai, Yasi; Moles Quintero, Sergio; Chen, Hanjiao; Wang, Dongsheng; Miao, Fang; Negri, Fabrizia; Zheng, Yonghao; Casado-Cordón, Juan[et al.] (Nature Research, 2021-10-19)
π−conjugated radicals have great promise for use in organic spintronics, however, the mechanisms of spin relaxation and mobility related to radical structural flexibility remain unexplored. Here, we describe a dumbbell ... -
Orbital Nature of Carboionic Monoradicals Made from Diradicals
Cárdenas Valdivia, Abel; Dai, Yasi; Rambaldi, Filippo; Barker, Joshua, E.; Dressler, Justin J.; Zhou, Zheng; Zhu, Yikun; Wei, Zheng; Petrukhina, Marina A.; Haley, Michael M.; Casado-Cordón, Juan; Negri, Fabrizia[et al.] (Wiley, 2023)
The electronic, optical, and solid state properties of a series of monoradicals, anions and cations obtained from starting neutral diradicals have been studied. Diradicals based on s-indacene and indenoacenes, with ... -
Perylene π-bridges equally delocalize anions and cations: proportioned quinoidal and aromatic content
Mayorga Burrezo, Paula; Paula Mayorga Burrezo; Zeng, Wangdong; Moos, Michael; Holzapfel, Marco; Canola, Sofia; Negri, Fabrizia; Rovira, Concepciò; Veciana, Jaume; Phan, Hoa; Wu, Jishan; Lambert, Christoph; Casado-Cordón, Juan[et al.] (Wiley ; Gesellschaft Deutscher Chemiker, 2019-03-01)
A complete experimental and theoretical study has been carried out for aromatic and quinoidal perylene-based bridges, either substituted with bis(diarylamine) or bis(arylimine) groups. The through-bridge inter-redox site ... -
Raman Activities of Cyano-Ester Quinoidal Oligothiophenes Reveal Their Diradical Character and the Proximity of the Low-Lying Double Exciton State
Dai, Yasi; Bonometti, Laura; Zafra-Paredes, Jose Luis; Takimiya, Kazuo; Casado-Cordón, Juan; Negri, Fabrizia[et al.] (IOAP-MPDI, 2022-04-15)
Quinoidal oligothiophenes have received considerable attention as interesting platforms with remarkable amphoteric redox behavior associated with their diradical character increasing with the conjugation lengths. In this ... -
Tuning the Diradical Character of Indolocarbazoles: Impact of Structural Isomerism and Substitution Position
Badía-Domínguez, María Irene; Canola, Sofía; Hernández-Jolín, Víctor; López-Navarrete, Juan Teodomiro; Sancho-García, Juan C.; Negri, Fabrizia; Ruiz-Delgado, María del Carmen[et al.] (American Chemical Society, 2022-06-23)
In this study, a set of 10 positional indolocarbazole (ICz) isomers substituted with dicyanomethylene groups connected via para or meta positions are computationally investigated with the aim of exploring the efficiency ...