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Skip to Search Results- 1Askar, A.M.
- 1Askar, Abdelrahman Mostafa Mohamed Sanad
- 1Bernard, G.M.
- 1Fleet, J.
- 1Gao, Tong
- 1Garcia Rojas, Alfonso Andres
- 1Heaman, Larry (Earth and Atmospheric Sciences)
- 1Jing-Li Luo (Chemical and Materials Engineering)
- 1Jingli Luo
- 1Karthik Shankar (Department of Electrical and Computer Engineering)
- 1Luo, Jing-Li (Department of Chemica and Materials Engineering)
- 1Luo, Jingli (Chemical and Material Engineering)
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Composition-Tunable Formamidinium Lead Mixed Halide Perovskites via Solvent-Free Mechanochemical Synthesis: Decoding the Pb Environments Using Solid-State NMR Spectroscopy
Download2018-01-01
Askar, A.M., Karmakar, A., Bernard, G.M., Ha, M., Terskikh, V.V., Wiltshire, B.D., Patel, S., Fleet, J., Shankar, K., Michaelis, V.K.
Mixed-halide lead perovskites are becoming of paramount interest in the optoelectronic and photovoltaic research fields, offering band gap tunability, improved efficiency, and enhanced stability compared to their single halide counterparts. Formamidinium-based mixed halide perovskites (FA-MHPs)...
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Investigation of Highly Effective and Stable Electrocatalysts for Electrochemical CO2 Reduction at Room and Elevated Temperatures
DownloadFall 2017
To effectively reduce and utilize atmospheric CO2, electrochemically converting it to CO on an efficient and stable electrocatalyst at room and elevated temperatures has attracted extensive interests. However, present electrocatalysts usually suffer from sluggish kinetics, high overpotential, low...
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Studies of Perovskite-based Materials in Solid Oxide Fuel Cells: Anode Performance Optimization and Degradation Mechanism of Electrolyte
DownloadFall 2014
As an alternative energy generation device with higher efficiency compared to conventional devices, the solid oxide fuel cell (SOFC) has been widely investigated. However, the application of SOFC is seriously limited due to the difficulty of maintaining an effective balance between excellent...
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Study of Methylammonium Lead Triiodide Intrinsic Stability and Solid-Solution behaviour in Mixed Halide Perovskite Systems
DownloadFall 2018
Askar, Abdelrahman Mostafa Mohamed Sanad
Over the last nine years, a new class of materials named lead halide perovskite has made a paradigm shift in the field of optoelectronic solution-processable low-cost and high-efficiency devices, with outstanding accomplishments especially in the ever-growing field of renewable solar energy...
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The Investigation of Lanthanum Strontium Chromite (LSC) Based Perovskite Anodes for Solid Oxide Fuel Cells (SOFCs)
DownloadFall 2016
Solid oxide fuel cells (SOFC) can be fueled with diverse raw natural gases which usually contain a carbon source and significant amount of H2S. Both of them severely deactivate the Ni-YSZ cermet anode materials and limit their wide applications. Therefore, the potential anode catalysts developed...
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Fall 2009
Recent discoveries of kimberlites in North America have revealed that different processes are involved in the generation of kimberlite magma. A multi-disciplinary approach combining mineralogical, petrological, geochemical, and geochronological methods is used to classify the kimberlites,...
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Using 1D and 2D Nanomaterials in Halide Perovskite Solar Cells to Enhance Light Harvesting and Charge Collection
DownloadSpring 2020
The increasing global energy demand and scarcity of available energy resources have spurred research efforts to find cheap and abundant alternative energy sources. Solar energy is the inexhaustible renewable energy resource that has the potential to supply more than 15 TW/annum of carbon-neutral...
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Fall 2012
In this research, LSB10T/YSZ composite anode with VOx/TiO2 is used to improve the electrochemical performance, coking resistance and sulfur tolerance of high temperature SOFC fed by 5000 ppm H2S containing methane. The ionic and electronic conductivities of La0.4Sr0.5Ba0.1TiO3 were studied with...