Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Chris Ferekides"'
Publikováno v:
2022 IEEE 49th Photovoltaics Specialists Conference (PVSC).
Publikováno v:
2022 IEEE 49th Photovoltaics Specialists Conference (PVSC).
Publikováno v:
2022 IEEE 49th Photovoltaics Specialists Conference (PVSC).
Cadmium Selective Etching in CdTe Solar Cells Produces Detrimental Narrow-Gap Te in Grain Boundaries
Autor:
Sudhajit Misra, Chris Ferekides, Jeffery A. Aguiar, Xiahan Sang, Raymond R. Unocic, Walajabad S. Sampath, Amit Munshi, Sophia Gardner, Michael A. Scarpulla
Publikováno v:
ACS Applied Energy Materials. 3:1749-1758
Recent advances in design and processing technology have made possible commercialization of polycrystalline (px)-CdTe as a photovoltaic absorber. Grain boundaries (GBs) are the most prominent struc...
Publikováno v:
2021 IEEE 48th Photovoltaic Specialists Conference (PVSC).
Improving the open circuit voltage (V OC ) has always been a critical need and focus in the research of CdTe solar cells. High n-type doping in CdTe is easier to achieve compare to p-type doping. In this paper, numerical simulations are used to inves
Publikováno v:
2021 IEEE 48th Photovoltaic Specialists Conference (PVSC).
In this paper the effect of indium (In) doping on CdTe thin film solar cells was investigated. CdTe thin films were deposited using the elemental vapor transport (EVT) technique under various Cd/Te gas phase ratios and In vapor concentrations. Solar
Publikováno v:
2021 IEEE 48th Photovoltaic Specialists Conference (PVSC).
The effect of Arsenic doping in the CdSe x Te 1-x (CST)/CdTe solar cells with different Se (x) compositions and processed under various CdCl 2 annealing temperatures has been investigated. The superstrate cell configuration was ITO/MZO/CST: As/CdTe/B
Publikováno v:
2019 ASEE Annual Conference & Exposition Proceedings.
Publikováno v:
IEEE Journal of Photovoltaics. 7:1450-1455
The effect of gas phase Cd/Te deposition ratio on the minority carrier lifetime and doping concentration of polycrystalline cadmium telluride (CdTe) was investigated. CdTe thin films were deposited by the elemental vapor transport (EVT) with various
Autor:
T. M. Razykov, B. A. Ergashev, R. T. Yuldoshov, Chris Ferekides, M. A. Zufarov, K. M. Kuchkarov, N. Mamarasulov
Publikováno v:
Solar Energy. 144:411-416
CdTe thin films with different compositions, i.e. Cd/Te ratio of ∼0.79, 0.88, 0.94, 1.01, 1.05, 1.08, were fabricated by a novel and low cost chemical molecular beam deposition method (CMBD) under hydrogen flow in atmospheric pressure. For this pur