Dr. Alok Ghanekar Profile

Dr. Alok Ghanekar

at Univ of Maryland Baltimore County

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Author

Publications (7)

Proceedings Article | 17 March 2023 Presentation

Reconfigurable thermal emissivity using infrared metamaterials

Michelle Povinelli, Rehan Kapadia, Alok Ghanekar, Hyun Uk Chae, Romil Audhkhasi, Bo Shrewsbury, Ragib Ahsan

Proceedings Volume PC12431, PC124310E (2023) https://doi.org/10.1117/12.2661319

KEYWORDS: Metamaterials, Infrared radiation, Thermography, Switching, Resonators, Optical lithography, Infrared materials, Gallium arsenide

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Proceedings Article | 17 March 2023 Presentation

Period doubling perturbations for absorptive and emissive switching

Michelle Povinelli, Alok Ghanekar, Abhishek Mukherjee

Proceedings Volume PC12430, PC124300L (2023) https://doi.org/10.1117/12.2650956

KEYWORDS: Switching, Resonance enhancement, Optical design, Absorption, Thermography, Refractive index, Materials processing, Infrared radiation, Infrared photography

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Proceedings Article | 17 March 2023 Presentation

Tunable non-reciprocal thermal radiation with dynamic modulation of graphene

Alok Ghanekar, Jiahui Wang, Shanhui Fan, Michelle Povinelli

Proceedings Volume PC12431, PC124310M (2023) https://doi.org/10.1117/12.2650799

KEYWORDS: Modulation, Graphene, Infrared radiation, Thermography, Structural design, Dielectrics

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Proceedings Article | 3 October 2022 Presentation

Non-reciprocal thermal emitter with dynamic modulation of graphene

Alok Ghanekar, Jiahui Wang, Shanhui Fan, Michelle Povinelli

Proceedings Volume PC12196, PC121960H (2022) https://doi.org/10.1117/12.2633270

KEYWORDS: Modulation, Graphene, Infrared radiation, Thermography, Dielectrics

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Proceedings Article | 3 October 2022 Presentation

Reconfigurable thermal absorbers and emitters

Michelle Povinelli, Romil Audhkhasi, Alok Ghanekar, Mashnoon Sakib, Ahmed Morsy, Bo Shrewsbury

Proceedings Volume PC12196, PC1219607 (2022) https://doi.org/10.1117/12.2633759

KEYWORDS: Infrared radiation, Absorption, Resonators

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SPIE Journal Paper | 5 January 2019

Performance enhancement of near-field thermoradiative devices using hyperbolic metamaterials

Alok Ghanekar, Yanpei Tian, Xiaojie Liu, Yi Zheng

JPE, Vol. 9, Issue 03, 032706, (January 2019) https://doi.org/10.1117/12.10.1117/1.JPE.9.032706

KEYWORDS: Solar cells, Near field, Metamaterials, Dielectrics, Silica, Metals, Surface plasmons, Plasma, Interfaces, Solar energy

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SPIE Journal Paper | 22 December 2018

Tunable wavelength selectivity of photonic metamaterials-based thermal devices

Yanpei Tian, Alok Ghanekar, Xiaojie Liu, Jie Sheng, Yi Zheng

JPE, Vol. 9, Issue 03, 032708, (December 2018) https://doi.org/10.1117/12.10.1117/1.JPE.9.032708

KEYWORDS: Nanoparticles, Aluminum, Solar thermal energy, Nanocomposites, Hybrid fiber optics, Photonic metamaterials, Solar energy, Solar cells, Photonic devices, Thin films

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Showing 5 of 7 publications

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