scholarly journals Optical phonons in methylammonium lead halide perovskites and implications for charge transport

2016 ◽  
Vol 3 (6) ◽  
pp. 613-620 ◽  
Author(s):  
Michael Sendner ◽  
Pabitra K. Nayak ◽  
David A. Egger ◽  
Sebastian Beck ◽  
Christian Müller ◽  
...  
Keyword(s):  
Charge Carrier ◽  
Charge Transport ◽  
Optical Phonon ◽  
Optical Phonons ◽  
Phonon Coupling ◽  
Upper Limits ◽  
Electron Phonon Coupling ◽  
Halide Perovskites ◽  
Lead Halide

The measured optical phonon frequencies are used to determine the electron–phonon coupling and upper limits for charge carrier mobilities.

scholarly journals Electron–phonon coupling in hybrid lead halide perovskites

2016 ◽  
Vol 7 (1) ◽  
Author(s):  
Adam D. Wright ◽  
Carla Verdi ◽  
Rebecca L. Milot ◽  
Giles E. Eperon ◽  
Miguel A. Pérez-Osorio ◽  
...  
Keyword(s):  
Phonon Coupling ◽  
Electron Phonon Coupling ◽  
Halide Perovskites ◽  
Lead Halide

scholarly journals Role of Electron–Phonon Coupling in the Thermal Evolution of Bulk Rashba-Like Spin-Split Lead Halide Perovskites Exhibiting Dual-Band Photoluminescence

2019 ◽  
Vol 4 (9) ◽  
pp. 2205-2212 ◽  
Author(s):  
Julian A. Steele ◽  
Pascal Puech ◽  
Bartomeu Monserrat ◽  
Bo Wu ◽  
Ruo Xi Yang ◽  
...  
Keyword(s):  
Thermal Evolution ◽  
Dual Band ◽  
Phonon Coupling ◽  
Electron Phonon Coupling ◽  
Halide Perovskites ◽  
Lead Halide

Roles of Optical Phonons and Logarithmic Profile of Electron-Phonon Coupling Integration in Superconducting Sc0.5Y0.5H6 Superhydride Under Pressures

2022 ◽  
pp. 163524
Author(s):  
Wiwittawin Sukmas ◽  
Prutthipong Tsuppayakorn-aek ◽  
Udomsilp Pinsook ◽  
Rajeev Ahuja ◽  
Thiti Bovornratanaraks
Keyword(s):  
Optical Phonons ◽  
Phonon Coupling ◽  
Electron Phonon Coupling

scholarly journals Acoustic-optical phonon up-conversion and hot-phonon bottleneck in lead-halide perovskites

2017 ◽  
Vol 8 (1) ◽  
Author(s):  
Jianfeng Yang ◽  
Xiaoming Wen ◽  
Hongze Xia ◽  
Rui Sheng ◽  
Qingshan Ma ◽  
...  
Keyword(s):  
Optical Phonon ◽  
Phonon Bottleneck ◽  
Halide Perovskites ◽  
Lead Halide

scholarly journals Indirect to direct bandgap transition in methylammonium lead halide perovskite

2017 ◽  
Vol 10 (2) ◽  
pp. 509-515 ◽  
Author(s):  
Tianyi Wang ◽  
Benjamin Daiber ◽  
Jarvist M. Frost ◽  
Sander A. Mann ◽  
Erik C. Garnett ◽  
...  
Keyword(s):  
High Pressure ◽  
Charge Carrier ◽  
Carrier Lifetime ◽  
Direct Bandgap ◽  
Radiative Efficiency ◽  
Halide Perovskites ◽  
Halide Perovskite ◽  
Charge Carrier Lifetime ◽  
Lead Halide

Unusually long charge carrier lifetime in methylammonium lead halide perovskites is a result of the Rashba-split indirect bandgap. At high pressure the bandgap becomes purely direct, with shorter carrier lifetime and higher radiative efficiency.

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