Understanding intermediate-band solar cells

A Luque, A Martí, C Stanley - nature photonics, 2012 - nature.com
The intermediate-band solar cell is designed to provide a large photogenerated current
while maintaining a high output voltage. To make this possible, these cells incorporate an …

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 …

[HTML][HTML] Theoretical limits of photovoltaics efficiency and possible improvements by intuitive approaches learned from photosynthesis and quantum coherence

FH Alharbi, S Kais - Renewable and Sustainable Energy Reviews, 2015 - Elsevier
In this review, we present and discussed the main trends in photovoltaics (PV) with
emphasize on the conversion efficiency limits. The theoretical limits of various photovoltaics …

Gap-state engineering of visible-light-active ferroelectrics for photovoltaic applications

H Matsuo, Y Noguchi, M Miyayama - Nature communications, 2017 - nature.com
Photoferroelectrics offer unique opportunities to explore light energy conversion based on
their polarization-driven carrier separation and above-bandgap voltages. The problem …

Will we exceed 50% efficiency in photovoltaics?

A Luque - Journal of Applied Physics, 2011 - pubs.aip.org
Solar energy is the most abundant and reliable source of energy we have to provide for the
multi-terawatt challenge we are facing. Although huge, this resource is relatively dispersed …

A Bifunctional Optoelectronic Device for Photodetection and Photoluminescence Switching Based on Graphene/ZnTe/Graphene van der Waals Heterostructures

Y Wang, Z Chen, Y Qu, M Zhang, Y Ren, H Sun, Y Li… - ACS …, 2023 - ACS Publications
Controlling the dynamic processes, such as generation, separation, transport, and
recombination, of photoexcited carriers in a semiconductor is foundational in the design of …

Insulator-to-metal transition in sulfur-doped silicon

MT Winkler, D Recht, MJ Sher, AJ Said, E Mazur… - Physical review …, 2011 - APS
We observe an insulator-to-metal transition in crystalline silicon doped with sulfur to
nonequilibrium concentrations using ion implantation followed by pulsed-laser melting and …

Carrier-mediated ferromagnetism in Mn (II)-doped ZnTe thin films and their optical properties: A first-principles study

MS Khan, B Zou, LJ Shi, S Yao, A Bukhtiar… - Journal of Alloys and …, 2023 - Elsevier
We have investigated the opto-electronic and magnetic properties of Mn (II)-doped ZnTe thin
films by employing Density Functional Theory (DFT). In the absence of additional carriers …

Coherent tunneling and giant tunneling magnetoresistance in magnetic tunneling junctions

W Wang, E Liu, M Kodzuka, H Sukegawa, M Wojcik… - Physical Review B …, 2010 - APS
Spin-dependent coherent tunneling has been experimentally observed in high-quality
sputtered-deposited Co 2 FeAl/MgO/CoFe epitaxial magnetic tunneling junctions (MTJs) …

Synthesis of highly anisotropic semiconducting GaTe nanomaterials and emerging properties enabled by epitaxy

H Cai, B Chen, G Wang, E Soignard, A Khosravi… - arxiv preprint arxiv …, 2017 - arxiv.org
Pseudo-one dimensional (pseudo-1D) materials are a new-class of materials where atoms
are arranged in chain like structures in two-dimensions (2D). Examples include recently …