Effects of Size and Localized States in Charge Carrier Dynamics and Performance of Solution-Processed Graphene Quantum Dots/Silicon Heterojunction Near-UV Photodetectors

2020 ◽  
Vol 124 (22) ◽  
pp. 12161-12167 ◽  
Author(s):  
Tamal Dey ◽  
Subhrajit Mukherjee ◽  
Arup Ghorai ◽  
Soumen Das ◽  
Samit K. Ray
Keyword(s):  
Quantum Dots ◽  
Charge Carrier ◽  
Graphene Quantum Dots ◽  
Carrier Dynamics ◽  
Localized States ◽  
Solution Processed ◽  
Uv Photodetectors ◽  
Charge Carrier Dynamics ◽  
And Performance

Solvent-induced luminescence charge carrier dynamics for ZnO quantum dots

2021 ◽  
pp. 130469
Author(s):  
M. Kumar ◽  
A.H. Makki ◽  
B.P. Reddy ◽  
K.-S. Seong ◽  
S.-H. Park
Keyword(s):  
Quantum Dots ◽  
Charge Carrier ◽  
Carrier Dynamics ◽  
Charge Carrier Dynamics ◽  
Zno Quantum Dots

scholarly journals Ultra-fast charge carrier dynamics across the spectrum of an optical gain media based on InAs/AlGaInAs/InP quantum dots

AIP Advances ◽  
2017 ◽  
Vol 7 (3) ◽  
pp. 035122 ◽  
Author(s):  
I. Khanonkin ◽  
A. K. Mishra ◽  
O. Karni ◽  
V. Mikhelashvili ◽  
S. Banyoudeh ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Charge Carrier ◽  
Optical Gain ◽  
Carrier Dynamics ◽  
Fast Charge ◽  
Charge Carrier Dynamics ◽  
Inp Quantum Dots ◽  
Gain Media

How Trap States Affect Charge Carrier Dynamics of CdSe and InP Quantum Dots: Visualization through Complexation with Viologen

2018 ◽  
Vol 3 (10) ◽  
pp. 2368-2375 ◽  
Author(s):  
Anoop Thomas ◽  
K. Sandeep ◽  
Sanoop Mambully Somasundaran ◽  
K. George Thomas
Keyword(s):  
Quantum Dots ◽  
Charge Carrier ◽  
Carrier Dynamics ◽  
Trap States ◽  
Charge Carrier Dynamics ◽  
Inp Quantum Dots

Understanding the poor fill factor of solution-processed squaraine based solar cells in terms of charge carrier dynamics probed via impedance and transient spectroscopy

2020 ◽  
Vol 8 (42) ◽  
pp. 14748-14756
Author(s):  
Anitha B. ◽  
Vijith K. P. ◽  
Akhil Alexander ◽  
Varun Srivastava ◽  
Manoj A. G. Namboothiry
Keyword(s):  
Solar Cells ◽  
Charge Carrier ◽  
Charge Transport ◽  
Fill Factor ◽  
Carrier Dynamics ◽  
Solution Processed ◽  
Charge Carrier Dynamics ◽  
The Poor ◽  
Transient Spectroscopy

Poor charge transport and extraction along with trap-assisted recombination limit the fill factor of solution processed SQ:PCBM solar cells.

scholarly journals Time-resolved terahertz spectroscopy reveals the influence of charged sensitizing quantum dots on the electron dynamics in ZnO

2017 ◽  
Vol 19 (8) ◽  
pp. 6006-6012 ◽  
Author(s):  
Sesha Bamini N. ◽  
Hynek Němec ◽  
Karel Žídek ◽  
Mohamed Abdellah ◽  
Mohammed J. Al-Marri ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Charge Carrier ◽  
Transient Absorption ◽  
Terahertz Spectroscopy ◽  
Carrier Dynamics ◽  
Transient Absorption Spectroscopy ◽  
Cdse Quantum Dots ◽  
Electron Dynamics ◽  
Time Resolved ◽  
Charge Carrier Dynamics

Photoinitiated charge carrier dynamics in ZnO nanoparticles sensitized by CdSe quantum dots is studied using transient absorption spectroscopy and time-resolved terahertz spectroscopy.

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