JOURNAL OF PHYSICAL CHEMISTRY A
|
2016年
/
120卷
/
27期
关键词:
D O I:
10.1021/acs.jpca.5b12482
中图分类号:
O64 [物理化学(理论化学)、化学物理学];
学科分类号:
070304 ;
081704 ;
摘要:
The influence of the electron-phonon (e-ph) interactions on the filed-included polaron dynamics in armchair graphene nanoribbons (GNRs) is theoretically investigated in the scope of a two-dimensional tight-binding model. The results show that the localization of the polaronic charge increases when the strength of e-ph coupling also increases. Consequently, the polaron saturation velocity decreases for higher e-ph coupling strengths. Interestingly, the interplay between the e-ph coupling strength and the GNR width changes substantially the polaron dynamics properties.
机构:
Ioffe Inst, St Petersburg 194021, Russia
St Petersburg Natl Res Univ Informat Technol Mech, St Petersburg 197101, RussiaIoffe Inst, St Petersburg 194021, Russia
机构:
Purdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Purdue Univ, Birck Nanotechnol Ctr, W Lafayette, IN 47907 USAPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Han, Zherui
Yang, Xiaolong
论文数: 0引用数: 0
h-index: 0
机构:
Shenzhen Univ, Inst Adv Study, Shenzhen 518060, Peoples R China
Chongqing Univ, Coll Phys, Chongqing 401331, Peoples R China
Chongqing Univ, Ctr Quantum Mat & Devices, Chongqing 401331, Peoples R ChinaPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Yang, Xiaolong
Sullivan, Sean E.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Texas Austin, Mat Sci & Engn Program, Austin, TX 78712 USAPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Sullivan, Sean E.
Feng, Tianli
论文数: 0引用数: 0
h-index: 0
机构:
Univ Utah, Dept Mech Engn, Salt Lake City, UT 84112 USAPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Feng, Tianli
Shi, Li
论文数: 0引用数: 0
h-index: 0
机构:
Univ Texas Austin, Mat Sci & Engn Program, Austin, TX 78712 USAPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Shi, Li
Li, Wu
论文数: 0引用数: 0
h-index: 0
机构:
Shenzhen Univ, Inst Adv Study, Shenzhen 518060, Peoples R ChinaPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Li, Wu
Ruan, Xiulin
论文数: 0引用数: 0
h-index: 0
机构:
Purdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA
Purdue Univ, Birck Nanotechnol Ctr, W Lafayette, IN 47907 USAPurdue Univ, Sch Mech Engn, W Lafayette, IN 47907 USA