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Abdelrahman M. Askar
Abdelrahman M. Askar
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Multinuclear Magnetic Resonance Tracking of Hydro, Thermal, and Hydrothermal Decomposition of CH3NH3PbI3
AM Askar, GM Bernard, B Wiltshire, K Shankar, VK Michaelis
The Journal of Physical Chemistry C 121 (2), 1013-1024, 2017
952017
Mechanochemical synthesis of methylammonium lead mixed–halide perovskites: unraveling the solid-solution behavior using solid-state NMR
A Karmakar, AM Askar, GM Bernard, VV Terskikh, M Ha, S Patel, ...
Chemistry of Materials 30 (7), 2309-2321, 2018
922018
Halide perovskite solar cells using monocrystalline TiO2 nanorod arrays as electron transport layers: impact of nanorod morphology
UK Thakur, AM Askar, R Kisslinger, BD Wiltshire, P Kar, K Shankar
Nanotechnology 28 (27), 274001, 2017
872017
Double peak emission in lead halide perovskites by self-absorption
K Schötz, AM Askar, W Peng, D Seeberger, TP Gujar, M Thelakkat, ...
Journal of Materials Chemistry C 8 (7), 2289-2300, 2020
852020
Composition-tunable formamidinium lead mixed halide perovskites via solvent-free mechanochemical synthesis: decoding the Pb environments using solid-state NMR spectroscopy
AM Askar, A Karmakar, GM Bernard, M Ha, VV Terskikh, BD Wiltshire, ...
The Journal of Physical Chemistry Letters 9 (10), 2671-2677, 2018
812018
Time-Resolved Microwave Photoconductivity (TRMC) Using Planar Microwave Resonators: Application to the Study of Long-Lived Charge Pairs in Photoexcited Titania Nanotube Arrays
MH Zarifi, A Mohammadpour, S Farsinezhad, BD Wiltshire, M Nosrati, ...
The Journal of Physical Chemistry C, 2015
652015
Core–shell titanium dioxide–titanium nitride nanotube arrays with near-infrared plasmon resonances
S Farsinezhad, T Shanavas, N Mahdi, AM Askar, P Kar, H Sharma, ...
Nanotechnology 29 (15), 154006, 2018
442018
Electron transport, trapping and recombination in anodic TiO2 nanotube arrays
A Mohammadpour, P Kar, B D Wiltshire, A M Askar, K Shankar
Current Nanoscience 11 (5), 593-614, 2015
432015
Top-down approaches towards single crystal perovskite solar cells
J Schlipf, AM Askar, F Pantle, BD Wiltshire, A Sura, P Schneider, L Huber, ...
Scientific reports 8 (1), 4906, 2018
412018
Exciton Binding Energy in Organic–Inorganic Tri-Halide Perovskites
AM Askar, K Shankar
Journal of Nanoscience and Nanotechnology 16 (6), 2016
332016
Phase Evolution in Methylammonium Tin Halide Perovskites with Variable Temperature Solid-State 119Sn NMR Spectroscopy
M Ha, A Karmakar, GM Bernard, E Basilio, A Krishnamurthy, AM Askar, ...
The Journal of Physical Chemistry C 124 (28), 15015-15027, 2020
302020
Efficient amplification of signals with high PAPR using a novel multilevel LINC transmitter architecture
AF Aref, A Askar, AA Nafe, MM Tarar, R Negra
2012 7th European Microwave Integrated Circuit Conference, 655-658, 2012
292012
100-fold improvement in carrier drift mobilities in alkanephosphonate-passivated monocrystalline TiO2 nanowire arrays
PKKS A Mohammadpour, B D Wiltshire, Y Zhang, S Farsinezhad, A M Askar, R ...
Nanotechnology 28 (14), 2017
282017
Investigating the Tetragonal‐to‐Orthorhombic Phase Transition of Methylammonium Lead Iodide Single Crystals by Detailed Photoluminescence Analysis
K Schötz, AM Askar, A Köhler, K Shankar, F Panzer
Advanced Optical Materials 8 (17), 2000455, 2020
262020
Instability of dye-sensitized solar cells using natural dyes and approaches to improving stability–an overview
F Kabir, S Manir, MMH Bhuiyan, S Aftab, H Ghanbari, A Hasani, M Fawzy, ...
Sustainable Energy Technologies and Assessments 52, 102196, 2022
232022
Preferentially oriented TiO2 nanotube arrays on non-native substrates and their improved performance as electron transporting layer in halide perovskite solar cells
R Kisslinger, AM Askar, UK Thakur, S Riddell, D Dahunsi, Y Zhang, ...
Nanotechnology 30 (20), 204003, 2019
222019
Polarization-reduced quaternary InAlGaN/GaN HFET and MISHFET devices
N Ketteniss, A Askar, B Reuters, A Noculak, B Holländer, H Kalisch, ...
Semiconductor science and technology 27 (5), 055012, 2012
212012
Hexagonal Double Perovskite Cs2AgCrCl6
Y Zhou, AM Askar, JH Pöhls, AK Iyer, AO Oliynyk, K Shankar, A Mar
Zeitschrift für anorganische und allgemeine Chemie, 323–328, 2018
172018
Flexible High‐Performance Photovoltaic Devices based on 2D MoS2 Diodes with Geometrically Asymmetric Contact Areas
A Abnavi, R Ahmadi, H Ghanbari, M Fawzy, A Hasani, T De Silva, ...
Advanced Functional Materials 33 (7), 2210619, 2023
162023
Ultrasensitive rapid cytokine sensors based on asymmetric geometry two-dimensional MoS2 diodes
T De Silva, M Fawzy, A Hasani, H Ghanbari, A Abnavi, A Askar, Y Ling, ...
Nature communications 13 (1), 7593, 2022
162022
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