CdTe-based thin film photovoltaics: Recent advances, current challenges and future prospects

MA Scarpulla, B McCandless, AB Phillips, Y Yan… - Solar Energy Materials …, 2023 - Elsevier
Cadmium telluride (CdTe)-based cells have emerged as the leading commercialized thin
film photovoltaic technology and has intrinsically better temperature coefficients, energy …

Understanding individual defects in CdTe thin-film solar cells via STEM: From atomic structure to electrical activity

C Li, J Poplawsky, Y Yan, SJ Pennycook - Materials Science in …, 2017 - Elsevier
Here we review a systematic study of the structure-property correlations of a series of defects
in CdTe solar cells. A variety of experimental methods, including aberration-corrected …

[HTML][HTML] Recombination by grain-boundary type in CdTe

J Moseley, WK Metzger, HR Moutinho… - Journal of Applied …, 2015 - pubs.aip.org
We conducted cathodoluminescence (CL) spectrum imaging and electron backscatter
diffraction on the same microscopic areas of CdTe thin films to correlate grain-boundary …

Understanding grain growth mechanism in vacuum evaporated CdTe thin films by different halide treatments: an evolution of ion size impact on physical properties for …

S Kumari, D Suthar, Himanshu, N Kumari… - Comments on …, 2023 - Taylor & Francis
In the present study, detailed investigation on postdeposition halides treatment using CdCl2,
CdI2, MgF2, MgCl2 and MgI2 is undertaken over thermally evaporated CdTe films. As …

Analysis of different annealing conditions on physical properties of Bi doped CdTe thin films for potential absorber layer in solar cells

SL Patel, A Thakur, MD Kannan, MS Dhaka - Solar Energy, 2020 - Elsevier
The mainstream technology used for production of high-efficiency CdTe photovoltaics
involves Cu doping to CdTe absorber and CdTe/CdS junction activation by cadmium …

Using Electron Microscopy to Explore Solar Cell Interfaces: Microstructures, Efficiency, and Stability

J Wang, J Hou, P Ma, X Zhang, K Zheng - ACS Energy Letters, 2024 - ACS Publications
Solar cell interfaces, including grain boundaries, twin boundaries, stacking faults, and phase
boundaries, are the main nonradiative recombination and degradation sites and affect the …

Nanoscale doping profiles within CdTe grain boundaries and at the CdS/CdTe interface revealed by atom probe tomography and STEM EBIC

JD Poplawsky, C Li, NR Paudel, W Guo, Y Yan… - Solar Energy Materials …, 2016 - Elsevier
Segregated elements and their diffusion profiles within grain boundaries and interfaces
resulting from post deposition heat treatments are revealed using atom probe tomography …

mcSi and CdTe solar photovoltaic challenges: Pathways to progress

BK Ghosh, I Saad, KTK Teo, SK Ghosh - Optik, 2020 - Elsevier
Multi-crystalline Si (mcSi) and CdTe solar photovoltaic technologies have gained significant
improvement. Shockley–Queisser (S–Q) limit consideration further progress of open-circuit …

Enhanced electrical properties at boundaries including twin boundaries of polycrystalline CdTe thin-film solar cells

H Li, XX Liu, YS Lin, B Yang, ZM Du - Physical Chemistry Chemical …, 2015 - pubs.rsc.org
The effect of grain boundaries (GBs), in particular twin boundaries (TBs), on CdTe
polycrystalline thin films is studied by conductive atomic force microscopy (C-AFM), electron …

Cathodoluminescence analysis of grain boundaries and grain interiors in thin-film CdTe

J Moseley, MM Al-Jassim, D Kuciauskas… - IEEE Journal of …, 2014 - ieeexplore.ieee.org
We used low-temperature cathodoluminescence (CL) spectrum imaging (CLSI) with
nanoscale spatial resolution to examine charge-carrier recombination and defects at grain …