Structural and electronic properties of doped oligothiophenes in the presence of p -toluenesulfonate acids

Verfasser / Beitragende:
[Amar Chaalane, Djillali Mahi, Ahmed Dkhissi]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/5(2015-05-01), 1-7
Format:
Artikel (online)
ID: 605488347
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024 7 0 |a 10.1007/s00214-015-1663-1  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00214-015-1663-1 
245 0 0 |a Structural and electronic properties of doped oligothiophenes in the presence of p -toluenesulfonate acids  |h [Elektronische Daten]  |c [Amar Chaalane, Djillali Mahi, Ahmed Dkhissi] 
520 3 |a We investigate the geometric and electronic structure of singly oxidized oligothiophenes in the presence of the counterion named p-toluenesulfonate acid (p-TSA) by performing ab initio density functional theory calculations using Becke-Half-and-Half-Lee-Yang-and-Parr hybrid functional on chains of up to 12 thiophene rings. Different possibilities of positioning the counterion along the conjugated chain are studied. The calculations indicate that the side orientation is the most stable structure of pTh/p-TSA complex. Further, the influence of the counterion on the charge distribution and structural geometry of charged oligothiophenes is also investigated. In the last part of the work, the solid-state packing effects are considered by studying the stacking of two conjugated chains in the presence of two counterions. Our results are consistent with several experimental observations on similar conjugated polymers. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Conducting polymers  |2 nationallicence 
690 7 |a Polaron  |2 nationallicence 
690 7 |a Doping  |2 nationallicence 
690 7 |a DFT  |2 nationallicence 
690 7 |a Ab initio calculations  |2 nationallicence 
700 1 |a Chaalane  |D Amar  |u LPR Lab., Department of Physics, University of Annaba, BP12, 23000, S/Amar, Annaba, Algeria  |4 aut 
700 1 |a Mahi  |D Djillali  |u Department of Electrotechnics, University of Laghouat, Rte. de Ghardaia, 03000, Laghouat, Algeria  |4 aut 
700 1 |a Dkhissi  |D Ahmed  |u Laboratory for Chemical Technology, Ghent University, Technologiepark-Zwijnaarde 914, 9052, Ghent, Belgium  |4 aut 
773 0 |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/5(2015-05-01), 1-7  |x 1432-881X  |q 134:5<1  |1 2015  |2 134  |o 214 
856 4 0 |u https://doi.org/10.1007/s00214-015-1663-1  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00214-015-1663-1  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chaalane  |D Amar  |u LPR Lab., Department of Physics, University of Annaba, BP12, 23000, S/Amar, Annaba, Algeria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mahi  |D Djillali  |u Department of Electrotechnics, University of Laghouat, Rte. de Ghardaia, 03000, Laghouat, Algeria  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Dkhissi  |D Ahmed  |u Laboratory for Chemical Technology, Ghent University, Technologiepark-Zwijnaarde 914, 9052, Ghent, Belgium  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/5(2015-05-01), 1-7  |x 1432-881X  |q 134:5<1  |1 2015  |2 134  |o 214