Dr. Ghada H. Ahmed Profile

Dr. Ghada H. Ahmed

at Stanford University

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Publications (2)

Proceedings Article | 6 October 2023 Poster

The trade-off between efficiency and stability in Mn2+ doped perovskite light-emitting diodes

Sebastian Fernandez, William Michaels, Manchen Hu, Pournima Narayanan, Natalia Murrietta, Arynn Gallegos, Ghada Ahmed, Junrui Lyu, Mahesh Gangishetty, Daniel Congreve

Proceedings Volume PC12659, PC126590Y (2023) https://doi.org/10.1117/12.2670619

KEYWORDS: Perovskite, Light emitting diodes, External quantum efficiency, Ions, Transition metals, Thin films, Resistance, Oxides, Optoelectronics, Metals

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Proceedings Article | 5 October 2023 Presentation

Controlling energy flow to improve solid-state triplet-triplet annihilation upconversion

Pournima Narayanan, Emma Belliveau, Manchen Hu, Ghada Ahmed, Vongaishe Mutatu, Qi Zhou, Dan Congreve

Proceedings Volume PC12650, PC126500S (2023) https://doi.org/10.1117/12.2675951

KEYWORDS: Upconversion, Photons, External quantum efficiency, Solid state physics, Solid state electronics, Quantum processes, Quantum devices, Photovoltaics, Night vision, Energy transfer

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