In‐plane coupling effect on absorption coefficients of InAs/GaAs quantum dots arrays for intermediate band solar cell

S Tomić, T Sogabe, Y Okada - Progress in Photovoltaics …, 2015 - Wiley Online Library
Coupled semiconductor quantum dot (QD) arrays emerged recently as promising structures
for the next generation of high efficiency intermediate band solar cell (IBSC), because of …

Contribution of a single quantum dots layer in intermediate band solar cells: A capacitance analysis

H Boustanji, S Jaziri, JL Lazzari - Solar Energy Materials and Solar Cells, 2017 - Elsevier
Theoretical model and numerical analysis of charge accumulation within a single GaSb
quantum dots layer embedded in GaAs-based Schottky diode is performed. We hereby give …

Theoretical analysis of GaAs/AlGaAs quantum dots in quantum wire array for intermediate band solar cell

T Sogabe, T Kaizu, Y Okada, S Tomić - Journal of Renewable and …, 2014 - pubs.aip.org
A GaAs quantum dot (QD) array embedded in a AlGaAs host material was fabricated using a
strain-free approach, through combination of neutral beam etching and atomic hydrogen …

Nanostructured photovoltaics for space power

S Hubbard, C Bailey, S Polly, CD Cress… - Journal of …, 2009 - spiedigitallibrary.org
Quantum dot enhanced solar cells have been evaluated both theoretically and
experimentally. A detailed balance simulation of InAs quantum dot (QD) enhanced solar …

Effect of thermal annealing on absorption and hole escape processes in type II GaSb/GaAs quantum dots: Implications for solar cell design

H Boustanji, S Jaziri, S Tomić - IEEE Journal of Photovoltaics, 2019 - ieeexplore.ieee.org
We present a theoretical study of the rapid thermal annealing process and strain on the
electronic, optical, and charge dynamical properties of type II GaSb/GaAs quantum dots …

The effects of interdot spacing and dot size on the performance of InGaAs/GaAs QDIBSC

SA Amin, MT Hasan, MS Islam - International Journal of …, 2017 - Wiley Online Library
In0. 53Ga0. 47As/GaAs‐based quantum dot intermediate band solar cells (QDIBSCs) have
been designed and optimized for the next generation photovoltaic technology. The wave …

On the spectral response of interdiffused quantum dot ensembles embedded in the intrinsic region of InGaAs/GaAs quantum dot solar cells

SSK Sinha, A Rai, S Kumar, SSA Askari - Physica E: Low-dimensional …, 2021 - Elsevier
Semiconductor nanostructures, such as, quantum dots (QDs), embedded in the absorber
layer of solar cells (SCs) are high priority research topics in the field of QDSCs. The dot size …

Effect of capping rate on the performance of InAs/GaAs quantum dot solar cell

A RAI - Physica Scripta, 2024 - iopscience.iop.org
The GaAs capping layer significantly influences the structural and optoelectronic
characteristics of the InAs quantum dot (QD). The capping rate modifies the essential …

Growth and characterization of GaAs1− xSbx barrier layers for advanced concept solar cells

SP Bremner, GM Liu, N Faleev, K Ghosh… - Journal of Vacuum …, 2008 - pubs.aip.org
The In As∕ Ga As Sb material system is a promising medium for the implementation of a
quantum dot solar cell due to a favorable valence band alignment. The quantum dot solar …

Study of GaAs1-xNx/GaAs Quantum Dot Structure for Solar Cell Applications

M Boubakeur, A Aissat, JP Vilcot - 2019 7th International …, 2019 - ieeexplore.ieee.org
This paper aims to model and simulate a new quantum dot solar cell (QDSC), based on
GaAs 1-x Nx/GaAs. In this work, we have studied different effects such as the influence of the …