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Dr. Abhigyan Ojha

Assistant Professor, Department of Electronics and Communication Engineering, School of Engineering, Amaravati

Qualification: Ph.D
o_abhigyanojha@av.amrita.edu
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Research Interest: Thermoelectric Materials and Devices, Energy Materials, Semiconductor Materials and Devices

Bio

An interdisciplinary researcher and educator at the intersection of Electrical Engineering and Advanced Materials Science, with a B. Tech in EEE, M. Tech in Materials Engineering, and a Ph.D. in Thermoelectric Materials and Devices from IIT Bhubaneswar. Specializes in high-performance thermoelectric systems, half-Heusler alloys, tetrahedrites, silicides, and medium-entropy alloys, integrating DFT computation, machine learning, and experimental validation. Further, I have published more than 14 SCI-indexed publications in Elsevier, Springer, and ACS journals. Brings R&D experience from DRDO, and also acquired successful funding from MSME, DST.

Publications

Journal Article

Year : 2026

Enhancing the thermoelectric power factor of Mn-doped tetrahedrite nanocomposites through Nb2O5 dispersion

Cite this Research Publication : Abhigyan Ojha, Amit Rajesh Prasad Mishra, Kalyan Ghosh, Sivaiah Bathula, Enhancing the thermoelectric power factor of Mn-doped tetrahedrite nanocomposites through Nb2O5 dispersion, Journal of Materials Science: Materials in Electronics, Springer Science and Business Media LLC, 2026, https://doi.org/10.1007/s10854-026-18239-z

Publisher : Springer Science and Business Media LLC

Year : 2025

Exploring Phase Stability and Transport Properties of Emerging Thermoelectric Materials: Machine Learning and Experimental Insights

Cite this Research Publication : Abhigyan Ojha, Ayush Tiwari, Sai Aditya Tagore Vambaravelli, Kisor Kumar Sahu, Sivaiah Bathula, Exploring Phase Stability and Transport Properties of Emerging Thermoelectric Materials: Machine Learning and Experimental Insights, ACS Applied Energy Materials, American Chemical Society (ACS), 2025, https://doi.org/10.1021/acsaem.5c01456

Publisher : American Chemical Society (ACS)

Year : 2024

Low lattice thermal conductivity of novel NiVSn with 19 valence electron count contrasted to 18 of NiVAl and NiAlSb Half-Heusler compounds

Cite this Research Publication : Abhigyan Ojha, Rama Krushna Sabat, Sivaiah Bathula, Low lattice thermal conductivity of novel NiVSn with 19 valence electron count contrasted to 18 of NiVAl and NiAlSb Half-Heusler compounds, Journal of Physics and Chemistry of Solids, Elsevier BV, 2024, https://doi.org/10.1016/j.jpcs.2023.111854

Publisher : Elsevier BV

Year : 2024

Thermoelectric and mechanical performance of NiTiAl Heusler compound

Cite this Research Publication : Abhigyan Ojha, Ramakrushna Sabat, Sivaiah Bathula, Thermoelectric and mechanical performance of NiTiAl Heusler compound, Vacuum, Elsevier BV, 2024, https://doi.org/10.1016/j.vacuum.2023.112772

Publisher : Elsevier BV

Year : 2024

Advancement in half-Heusler thermoelectric materials and strategies to enhance the thermoelectric performance

Cite this Research Publication : Abhigyan Ojha, Rama Krushna Sabat, Sivaiah Bathula, Advancement in half-Heusler thermoelectric materials and strategies to enhance the thermoelectric performance, Materials Science in Semiconductor Processing, Elsevier BV, 2024, https://doi.org/10.1016/j.mssp.2023.107996

Publisher : Elsevier BV

Year : 2023

Recent trends of ternary, quaternary half-Heusler thermoelectric materials and contact resistance effect on their power output efficiency

Cite this Research Publication : Abhigyan Ojha, Rama Krushna Sabat, Sivaiah Bathula, Recent trends of ternary, quaternary half-Heusler thermoelectric materials and contact resistance effect on their power output efficiency, Materials Letters, Elsevier BV, 2023, https://doi.org/10.1016/j.matlet.2023.134647

Publisher : Elsevier BV

Year : 2023

Effect of Aliovalent Doping on the Thermoelectric Performance of Double Half-Heusler Alloys

Cite this Research Publication : Abhigyan Ojha, Rama Krushna Sabat, Appala Naidu Gandi, Sivaiah Bathula, Effect of Aliovalent Doping on the Thermoelectric Performance of Double Half-Heusler Alloys, Journal of Electronic Materials, Springer Science and Business Media LLC, 2023, https://doi.org/10.1007/s11664-023-10478-8

Publisher : Springer Science and Business Media LLC

Research Talks Delivered
  1. IIT Bhubaneswar
  2. IIEST Shibpur
  3. ICT Bhubaneswar
Invited Talks
  • IIT Bhubanswar
Awards
  • MSME Hackathon 4.0 Winner
Conferences
  • International Conference on Functional Materials at ICT-IOP Bhubaneswar, 2025
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