Results 71 to 80 of about 49,194 (204)

Silicon sheet with molecular beam epitaxy for high efficiency solar cells [PDF]

The capabilities of the new technique of Molecular Beam Epitaxy (MBE) are applied to the growth of high efficiency silicon solar cells. Because MBE can provide well controlled doping profiles of any desired arbitrary design, including doping profiles of ...
Allen, F. G.
core   +1 more source

Materials Discovery of Stable and Nontoxic Halide Perovskite Materials for High-Efficiency Solar Cells

, 2019
Two critical limitations of organic-inorganic lead halide perovskite materials for solar cells are their poor stability in humid environments and inclusion of toxic lead.
Jacobs, Ryan, Luo, Guangfu, Morgan, Dane
core   +2 more sources

Four-terminal perovskite tandem solar cells

iEnergy
One of the primary barriers to the advancement of high-efficiency energy conversion technologies is the Shockley–Queisser limit, which imposes a fundamental efficiency constraint on single-junction solar cells.
Muhammad Rafiq, Hengyue Li, Junliang Yang   +2 more
doaj   +1 more source

Silicon quantum dots in photovoltaic devices: device fabrication, characterization and comparison of materials [PDF]

, 2012
The realization of crystalline silicon tandem solar cells relies on silicon nanocrystal (Si NC) quantum dots as the absorber of the top solar cell. Quantum confinement of charge carriers within the nanocrystals permits to achieve a band gap up to 2 eV ...
Allegrezza M., Belletato M., Canino M., Garrido B., GUERRA, Roberto, Gutsch S., Hartel A., Hernandez S., Hiller D., Janz S., Loper P., Lopez Vidrier J., OSSICINI, Stefano, Schnabel M., Witzky A., Zacharias M.   +15 more
core  

Multi-site passivation agent for efficient tandem solar cells: Simultaneously suppressing defect recombination in NiOx surface, perovskite buried interface, and silicon edge

eScience
Wide-band gap perovskites combined with silicon (Si) in tandem solar cells offer a cost-effective path to industrialization. However, surface recombination at the buried interface of perovskite solar cells (PSCs) and the edge surface of Si solar cells ...
Xinru Wang, Mengqi Li, Lijie Yu, Bingbing Chen, Mengnan Cui, Haishun Gao, Xueliang Yang, Xuning Zhang, Jianhui Chen   +8 more
doaj   +1 more source

Improved theoretical conversion efficiency of a dual junction GaInP/Si mechanically stacked photovoltaic cell

Renewable Energy and Sustainable Development, 2018
Dual junction tandem solar cells can utilize from the solar spectrum photons with broader range of energies as compared to the conventional single junction solar cells thereby demonstrating higher conversion efficiency.
Debashish Pal
doaj   +1 more source

Device simulation and experimental validation of perovskite-cadmium telluride 4T tandem solar cell

Frontiers in Energy Research
Developing tandem solar cells is an excellent strategy to break through the Shockley–Queisser (SQ) limit for single-junction solar cells. A major factor in developing a tandem solar cell is to make it cost-efficient with high device performance. Here, we
Harigovind Menon, Feng Yan
doaj   +1 more source

Monolithic Selenium/Silicon Tandem Solar Cells

PRX Energy
Selenium is experiencing renewed interest as a promising candidate for the wide bandgap photoabsorber in tandem solar cells. However, despite the potential of selenium-based tandems to surpass the theoretical efficiency limit of single-junction devices ...
Rasmus Nielsen, Andrea Crovetto, Alireza Assar, Ole Hansen, Ib Chorkendorff, Peter C.K. Vesborg   +5 more
doaj   +1 more source

Polymer tandem solar cells

, 2010
Solar cells convert solar energy directly into electricity and are attractive contribute to the increasing energy demand of modern society. Commercial mono-crystalline silicon based devices are infiltrating the energy market but their expensive, time and energy consuming production process necessitates alternative semiconductor materials.
openaire   +1 more source

Electron irradiation of tandem junction solar cells [PDF]

The electrical behavior of 100 micron thick tandem junction solar cells manufactured by Texas Instruments was studied as a function of 1 MeV electron fluence, photon irradiation, and 60 C annealing. These cells are found to degrade rapidly with radiation,
Anspaugh, B. E., Miyahira, T. F., Scott-Monck, J. A.   +2 more
core   +1 more source