Suppressing the effect of the wetting layer through AlAs cap** in InAs/GaAs QD structures for solar cells applications

N Ruiz, D Fernández, L Stanojević, T Ben, S Flores… - Nanomaterials, 2022 - mdpi.com
Recently, thin AlAs cap** layers (CLs) on InAs quantum dot solar cells (QDSCs) have
been shown to yield better photovoltaic efficiency compared to traditional QDSCs. Although …

Design and simulation of type-I graphene/Si quantum dot superlattice for intermediate-band solar cell applications

M Sarkhoush, H Rasooli Saghai, H Soofi - Frontiers of Optoelectronics, 2022 - Springer
Recent experiments suggest graphene-based materials as candidates for use in future
electronic and optoelectronic devices. In this study, we propose a new multilayer quantum …

Analytical optimization of intermediate band systems: Achieving the best of two worlds

D Suchet, A Delamarre, N Cavassilas… - Progress in …, 2018 - Wiley Online Library
Lagrange multipliers provide a powerful framework to devise the optimization of systems
under constraints. It can be especially useful in the context of photovoltaics, where electrical …

Hot-carrier multijunction solar cells: sensitivity and resilience to nonidealities

M Giteau, S Almosni, JF Guillemoles… - Journal of Photonics …, 2022 - spiedigitallibrary.org
The resilience against non-idealities of hot-carrier multijunction solar cells (HCMJSCs) is
assessed and compared with two references, namely a multijunction solar cell (MJSC) and a …

Effect of absorptivity on device performance of ratchet-type intermediate band solar cells

A Sharan, J Kumar - IEEE Transactions on Electron Devices, 2021 - ieeexplore.ieee.org
We have theoretically modeled ratchet-type intermediate band solar cells (IBSCs) and
analyzed the effect of varying absorption coefficients on their performance. The main …

Type-I Graphene/Si Quantum Dot Superlattice for Intermediate Band Applications

M Sarkhoush, H Rasooli Saghai, H Soofi - Journal of Solar Energy …, 2023 - jser.ut.ac.ir
The most important loss mechanism in single junction solar cells is the inability to convert
photons with energies below the bandgap to electricity. Due to quantum confinement …

Physics of the inter-subband transition in quantum-dot intermediate-band solar cell

N Cavassilas, D Suchet, A Delamarre… - Physics, Simulation …, 2020 - spiedigitallibrary.org
This theoretical study sheds light on questions raised by inter-subband transition in quantum
dot intermediate band solar cells. Based on a dedicated analytical model that correctly …

Suppressing the Effect of the Wetting Layer through AlAs Cap** in InAs/GaAs QD Structures for Solar Cells Applications

N Ruiz Marín, D Fernández de los Reyes, L Stanojevic… - 2022 - rodin.uca.es
Recently, thin AlAs cap** layers (CLs) on InAs quantum dot solar cells (QDSCs) have
been shown to yield better photovoltaic efficiency compared to traditional QDSCs. Although …
A Delamarre, D Suchet, N Cavassilas, Z Jehl, Y Okada… - EUPVSEC, 2018 - hal.science
Although promising, new solar cells concepts such as Intermediate Band Solar Cells have
not shown efficiency improvements beyond single junction records so far. A potential path …