Semiconductor quantum dots

W Zhou, JJ Coleman - Current Opinion in Solid State and Materials …, 2016 - Elsevier
Three-dimensionally confined semiconductor quantum dots have emerged to be a versatile
material system with unique physical properties for a wide range of device applications. With …

Performance optimization of In (Ga) As quantum dot intermediate band solar cells

G Yang, W Liu, Y Bao, X Chen, C Ji, B Wei, F Yang… - Discover Nano, 2023 - Springer
Quantum dot intermediate band solar cell (QD-IBSC) has high efficiency theoretically. It can
absorb photons with energy lower than the bandgap of the semiconductor through the half …

Boosting the efficiency of AgInSe2 quantum dot sensitized solar cells via core/shell/shell architecture

MA Abate, JY Chang - Solar Energy Materials and Solar Cells, 2018 - Elsevier
Interfacial engineering of the photoanode has been one of the most important strategies in
designing high-performance quantum dot (QD)-sensitized solar cells (QDSSCs). In this …

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 …

Numerical simulation of graphene/GaAs heterojunction solar cells

M Yu, Y Li, Q Cheng, S Li - Solar Energy, 2019 - Elsevier
For a thorough understanding of graphene/GaAs heterojunction solar cells, the effect of the
graphene work function, absorption loss, density of interface states, as well as the …

Effect of capping procedure on quantum dot morphology: Implications on optical properties and efficiency of InAs/GaAs quantum dot solar cells

EC Weiner, R Jakomin, DN Micha, H Xie, PY Su… - Solar Energy Materials …, 2018 - Elsevier
InAs/GaAs quantum dot solar cell structures have been grown by metal organic vapor phase
epitaxy, using partial capping of the quantum dots plus a subsequent thermal anneal. The …

Efficiency enhancement of intermediate band solar cell using front surface pyramid grating

S Elewa, B Yousif, MEA Abo-Elsoud - Optical and quantum electronics, 2021 - Springer
Intermediate band solar cells (IBSCs) hold the promise of power conversion efficiency (PCE)
as high as that of the triple junction solar cells but with a simple single semiconductor …

Estimation and analysis for modelling of stand-alone graphene/AlGaAs/GaAs schottky solar photovoltaic cell module for power conversion efficiency

S Hungyo, RS Dhar, K Kumar, KJ Singh, R Dey… - Microsystem …, 2021 - Springer
With advancement in photovoltaic technology solar devices matured and the current trend
indulge a requisite to elevate device performance by power conversion efficiency and is the …

Prediction of total antioxidant activity of Prunella L. species by automatic partial least square regression applied to 2-way liquid chromatographic UV spectral images

AK Aloglu, PB Harrington, S Sahin, C Demir - Talanta, 2016 - Elsevier
Four different data representations were evaluated for the determination of the total
antioxidant activities of four different Prunella L. species, which are Prunella vulgaris …

Temperature dependence of carrier extraction processes in GaSb/AlGaAs quantum nanostructure intermediate-band solar cells

Y Shoji, R Tamaki, Y Okada - Nanomaterials, 2021 - mdpi.com
From the viewpoint of band engineering, the use of GaSb quantum nanostructures is
expected to lead to highly efficient intermediate-band solar cells (IBSCs). In IBSCs, current …