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Assist Prof Dr. Ashish Kumar Chowdhary | Electronics | Young Scientist Award

Assistant Professor at IIT Roorkee, India

Dr. Ashish Kumar Chowdhary is an Assistant Professor in the Department of Electronics and Communication Engineering at the Indian Institute of Technology Roorkee. He earned his PhD from IIT Guwahati, winning the Best PhD Thesis Medal for his research on nanophotonics and metamaterials, focusing on tunable optical devices. With expertise in smart windows and hybrid electronics, Dr. Chowdhary has published extensively in top-tier journals and garnered significant media attention for his work. His post-doctoral research at Nanyang Technological University, Singapore, further enhanced his credentials in 6G communication technologies. He is proficient in English, Hindi, and Bengali.

Publication profile

Scholar

🎓 Education

PhD in Electronics and Electrical Engineering from IIT Guwahati (2022) – Best Thesis Medal Winner. MS in Engineering from IIT Guwahati (2020). B.Tech in Electronics and Communication Engineering from NIT Durgapur (2015) – Distinction.

🏢 Current Position

  • Assistant Professor at the Department of Electronics and Communication Engineering, IIT Roorkee.

🔬 Research Interests

Specializes in Nanophotonics, Metamaterials, and Terahertz Electronics. Focus on designing smart tunable optical devices, including smart windows, radiative cooling systems, and graphene-based devices.

🌐 Professional Experience

Post-doctoral Research Fellow at Nanyang Technological University, Singapore (2022-2023). Teaching Assistant at IIT Guwahati for multiple courses from 2017 to 2022. Worked at Ericsson India as a Solution Integration Engineer (2015-2017).

🌟 Recognition

  • Featured in over 400 media outlets, including The Hindu and NDTV, for his innovative research contributions.

Publication

  • Design of Electrotunable All-Weather Smart Windows
    • Authors: A.K. Chowdhary, D. Sikdar
    • Published In: Solar Energy Materials and Solar Cells, 222, 110921
    • Year: 2021
    • Citations: 36

 

  • Polarization-and Angle-Insensitive Ultrawideband Perfect Metamaterial Absorber for Thermophotovoltaics
    • Authors: A.K. Chowdhary, T. Bhowmik, D. Sikdar
    • Published In: JOSA B, 38(2), 327-335
    • Year: 2021
    • Citations: 31

 

  • Energy-Saving All-Weather Window Based on Selective Filtering of Solar Spectral Radiation
    • Authors: A.K. Chowdhary, T. Bhowmik, J. Gupta, D. Sikdar
    • Published In: Applied Optics, 60(5), 1315-1325
    • Year: 2021
    • Citations: 20

 

  • Low-Power Design of Electrotunable Color Filters and Optical Switches
    • Authors: A.K. Chowdhary, D. Sikdar
    • Published In: JOSA B, 37(12), 3865-3873
    • Year: 2020
    • Citations: 14

 

  • Selective Thermal Emitters for High-Performance All-Day Radiative Cooling
    • Authors: A.K. Chowdhary, V.A. Reddy, D. Sikdar
    • Published In: Journal of Physics D: Applied Physics, 55(8), 085504
    • Year: 2021
    • Citations: 12

 

  • Grating-Assisted Polarization-Insensitive Dual-Mode Spatial Light Modulator Design Using Epsilon-Near-Zero Material
    • Authors: T. Bhowmik, A.K. Chowdhary, D. Sikdar
    • Published In: IEEE Journal of Quantum Electronics, 58(4), 1-8
    • Year: 2022
    • Citations: 11

 

  • Tunable Terahertz Absorption Modulation in Graphene Nanoribbon-Assisted Dielectric Metamaterial
    • Authors: K.M. Dhriti, A.K. Chowdhary, B.S. Chouhan, D. Sikdar, G. Kumar
    • Published In: Journal of Physics D: Applied Physics, 55(28), 285101
    • Year: 2022
    • Citations: 10

 

  • Ultra-Broadband Wide-Angle Metallo-Dielectric Metamaterial Absorber for Solar Energy Harvesting
    • Authors: A.K. Chowdhary, D. Sikdar
    • Published In: 2019 Workshop on Recent Advances in Photonics (WRAP), 1-3
    • Year: 2019
    • Citations: 9

 

  • Thin-Wire Array Based Resonator for Targeted Clinical 1.5 T Magnetic Resonance Imaging
    • Authors: J. Gupta, P. Das, A.K. Chowdhary, R. Bhattacharjee, D. Sikdar
    • Published In: 2022 IEEE Photonics Conference (IPC), 1-2
    • Year: 2022
    • Citations: 7

 

  • Nanophotonics-Enabled High-Efficiency Selective Solar Absorbers for Waste Heat Management
    • Authors: A.K. Chowdhary, V.A. Reddy, D. Sikdar
    • Published In: IEEE Transactions on Nanotechnology, 21, 131-136
    • Year: 2022
    • Citations: 6

 

  • Polarization-and Angle-Insensitive Tunable Metasurface for Electro-Optic Modulation
    • Authors: T. Bhowmik, A.K. Chowdhary, D. Sikdar
    • Published In: IEEE Photonics Technology Letters, 35(16), 879-882
    • Year: 2023
    • Citations: 5

 

  • Infrared-Blocking Plasmonic Meta-Glass for Energy-Saving Passive Windows
    • Authors: A.K. Chowdhary, T. Bhowmik, D. Sikdar
    • Published In: Optics Letters, 47(9), 2242-2245
    • Year: 2022
    • Citations: 5

 

 

Ashish Kumar Chowdhary | Electronics | Young Scientist Award

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