Intermediate band solar cells: Recent progress and future directions

Y Okada, NJ Ekins-Daukes, T Kita, R Tamaki… - Applied physics …, 2015 - pubs.aip.org
Extensive literature and publications on intermediate band solar cells (IBSCs) are reviewed.
A detailed discussion is given on the thermodynamics of solar energy conversion in IBSCs …

Quantum dot optoelectronic devices: lasers, photodetectors and solar cells

J Wu, S Chen, A Seeds, H Liu - Journal of Physics D: Applied …, 2015 - iopscience.iop.org
Nanometre-scale semiconductor devices have been envisioned as next-generation
technologies with high integration and functionality. Quantum dots, or the so-called'artificial …

Review of experimental results related to the operation of intermediate band solar cells

I Ramiro, A Martí, E Antolin… - IEEE Journal of …, 2014 - ieeexplore.ieee.org
The intermediate band solar cell (IBSC) has drawn the attention of the scientific community
as a means to achieve high-efficiency solar cells. Complete IBSC devices have been …

Recent progress towards quantum dot solar cells with enhanced optical absorption

Z Zheng, H Ji, P Yu, Z Wang - Nanoscale research letters, 2016 - Springer
Quantum dot solar cells, as a promising candidate for the next generation solar cell
technology, have received tremendous attention in the last 10 years. Some recent …

InGaAs and GaAs quantum dot solar cells grown by droplet epitaxy

P Yu, J Wu, L Gao, H Liu, Z Wang - Solar Energy Materials and Solar Cells, 2017 - Elsevier
Traditional pin junction solar cells imbedded with quantum dots are attractive to achieve
chromatic light absorption enhancement. In this paper, multi-layer stacked GaAs and In 0.1 …

Analysis of the intermediate-band absorption properties of type-II GaSb/GaAs quantum-dot photovoltaics

I Ramiro, J Villa, C Tablero, E Antolín, A Luque, A Martí… - Physical Review B, 2017 - APS
Quantum-dot (QD) intermediate-band (IB) materials are regarded as promising candidates
for high-efficiency photovoltaics. The sequential two-step two-photon absorption processes …

Droplet epitaxy for advanced optoelectronic materials and devices

J Wu, ZM Wang - Journal of Physics D: Applied Physics, 2014 - iopscience.iop.org
Droplet epitaxy was proposed to fabricate quantum dots in the early 1990s. Even though
many research efforts have been devoted to droplet epitaxy since then, it is only until …

Molecular beam and pulsed laser deposition of ZnS: Cr for intermediate band solar cells

M Nematollahi, X Yang, LMS Aas, Z Ghadyani… - Solar Energy Materials …, 2015 - Elsevier
We have investigated the structural and optical properties of Cr-doped ZnS (ZnS: Cr) thin
films (0–7.5 at.% Cr) for use in intermediate band solar cells. The films were grown on Si …

Precise shape engineering of epitaxial quantum dots by growth kinetics

S Bietti, J Bocquel, S Adorno, T Mano, JG Keizer… - Physical Review B, 2015 - APS
We show that independent size and morphology engineering of epitaxial quantum dots can
be obtained using a kinetically controlled quantum dot fabrication procedure, namely droplet …

Spectral broadening in self-assembled GaAs quantum dots with narrow size distribution

F Basso Basset, S Bietti, A Tuktamyshev… - Journal of Applied …, 2019 - pubs.aip.org
The control over the spectral broadening of an ensemble of emitters, mainly attributable to
the size and shape dispersion and the homogenous broadening mechanisms, is crucial to …