6 papers
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…
Advancing Lead-Free FASnI3 Perovskite Solar Cells via Cu-Doped NiOx HTL Engineering: An Optoelectronic Analysis
Md. Faiaad Rahman, Jabed Hasan, Md. Ashaduzzaman Niloy +1
Efficient lead-free perovskite solar cells remain limited by inefficient charge transport and significant recombination losses. In this work, copper (Cu) doped nickel oxide (NiOx)…
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…
Unveiling architectural and optoelectronic synergies in lead-free perovskite/perovskite/kesterite triple-junction monolithic tandem solar cells
Md. Faiaad Rahman, Md. Ashaduzzaman Niloy, Ehsanur Rahman +1
The widespread use of lead-based materials in tandem solar cells raises critical environmental and health concerns due to their inherent toxicity and risk of contamination. To addr…
Broadband High-Temperature Multilayer Pyramid-Shaped Metamaterial Thermal Absorber for Thermophotovoltaic applications
Bibekananda Nath, Ahmed Zubair
A broadband, thermally stable absorber is essential for thermophotovoltaic (TPV) systems to simultaneously convert solar and industrial waste heat into usable energy to meet growin…
Hierarchically structured, high-efficiency and thermally robust perovskite solar cells with band-engineered double-hole layers
Md. Faiaad Rahman, Arpan Sur, Ahmed Zubair
Despite the promising optoelectronic properties of methylammonium lead iodide (MAPbI3)-based perovskite solar cells (PSCs), their commercial viability is hindered by interfacial en…