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physics.optics2026
Hybrid Nanocone-Nanohole Light Trapping for High-Efficiency Thin-Film Silicon Solar Cells
Nishat Tasnim, Kawshik Nath, Ahmed Zubair
Thin-film silicon solar cells exhibit weak absorption at longer wavelengths of visible light due to their limited optical thickness. To overcome this inherent limitation, a hybrid…
physics.optics2026
Surrogate-Assisted Inverse Design and Temperature-Dependent Electrothermal Analysis of an All-Oxide Narrowband Thermophotovoltaic Emitter
Bibekananda Nath, Kawshik Nath, Ahmed Zubair
A narrowband emitter aligning with the bandgap of the underlying solar cell is essential for improving the spectral efficiency and thermal stability of thermophotovoltaic (TPV) sys…
physics.optics2026
High-Efficiency Hexagonal Nanowire MAPbI3 Perovskite Solar Cell with Broadband Light Trapping
Kawshik Nath, Bibekananda Nath, Ahmed Zubair
Perovskite solar cells (PSCs) have emerged as strong contenders for the next generation of photovoltaic (PV) technologies due to their exceptional light absorption properties, tuna…