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SM Handles:

Educational Qualification (highest): Ph.D.

Area of Research: Renewable Energy, Solar cells engineering

Department: Electronics and Telecommunication Engineering

Basic Information:
  • Email Id: ushma.ahuja@nmims.edu
  • Landline extension: 022- 49330560
  • Desk (location): Faculty room 602, Cubicle-2
Achievements
  • Dr. Ushma Ahuja, has worked in the field of Electrical and Electronics Engineering and has been associated with the field of photovoltaic cell engineering for bulk and multi-layered thin film for use in solar cells from the past 14 years. She has done ME (Power System and Control) and PhD (Engineering). She was awarded the DST INSPIRE Fellowship for her meritorious record. For research in both electrical and electronics engineering and photovoltaic cell engineering, she has collaborated with NIT Jaipur, NIT Uttarakhand, Mumbai University, CTAE Udaipur, MLSU Udaipur, MS University of Baroda and University of Kota. She is currently working in research areas of Solar Photovoltaic Materials, Optoelectronics, Thin Film and Nano films Technology, Renewable Energy Systems, Evolutionary algorithms and Optimal distributed generation allocation in Power Systems. She has published around 47 research papers and book chapters in reputed peer-reviewed SCI indexed International Journals, national and international conferences (key list of publication provided in biodata). She is a reviewer for many high impact journals like IET Micro and Nano Letters and IET Power Electronics. She currently has 2 research scholars working under her supervision. She is life member of Indian Society of Radiation Physics.
Awards:
  • Awarded with Department of Science and Technology’s INSPIRE Fellowship (DST-INSPIRE) by MHRD, New Delhi in 2013 for the entire tenure of PhD degree program.
Journal Publications:
  • ‘Electronic and Optical Properties of MoS2 (0001) thin films: Feasibility for Solar Cells’ A Dashora, Ushma Ahuja, K Venugopalan, Computational Materials Science 69, 216-221, (Elsevier), 2013.
  • ‘Electronic and optical properties of MoS2-WS2 multilayers: First principles’ Ushma Ahuja, A Dashora, H Tiwari, DC Kothari, K Venugopalan, Computational Materials Science, 92, 451-456, (Elsevier) 2014.
  • ‘Electronic properties and Compton scattering studies of monoclinic tungsten Dioxide’ NL Heda, Ushma Ahuja, Radiation Physics and Chemistry, 106, 33-39, (Elsevier) 2015.
  • ‘Optical response of mixed molybdenum dichalcogenides for solar cell applications using modified Becke-Johnson potential’ Ushma Ahuja, R Joshi, DC Kothari, H Tiwari, K Venugopalan, Zeitschrift für Naturforschung A (De Gruyter), 71 (3), 213-223, 2016.
  • ‘Electronic properties of mixed molybdenum dichalcogenide MoTeSe: LCAO calculations and Compton spectroscopy’ Ushma Ahuja, K Kumar, R Joshi, DN Bhavsar, NL Heda, Physica B 492, 16-22, (Elsevier) 2016.
  • ‘Electronic response of rare-earth magnetic-refrigeration compounds GdX2 (X= Fe and Co)’ S Bhatt, Ushma Ahuja, K Kumar, NL Heda, Physica B: Condensed Matter (Elsevier), 537, 236-242, 2018.
  • ‘Structure dependent electronic and optical properties of Cu2ZnGeX4 (X= S, Se) solar cell compounds’ A Soni, P Kumar, Ushma Ahuja, J Sahariya, Optik (Elsevier), 182, 802-809, 2019.
  • ‘Electronic and Optical Response of Chalcopyrites Cu2InMSe4 (M= Al, Ga): First Principles Investigation for Use in Solar Cells’ J Sahariya, Ushma Ahuja, A Soni, Journal of Electronic Materials, 48, 6521-6528, (Springer) 2019.
  • ‘Density functional investigations to study effect of M=(Ge, Sn) doping on opto-electronic response of ZnSi(1-x)MxP2’ K Khan, A Gaur, Ushma Ahuja, A Soni, J Sahariya, Optik 208, 164570 (Elsevier) 2020.
  • ‘Impact of Co doping on electronic response, momentum densities and localisation of d electrons of TiO2: Compton profiles and first-principles calculations’ NL Heda, K Kumar, V Sharma, Ushma Ahuja, S Dalela, BL Ahuja, Materials Today Communications (Elsevier), 34, 105144, 2022.
  • Band gap tuning in MgGeN2 chalcopyrite with Sr and Sn doping: An ab-initio Investigation’ K Khan, A Soni, Ushma Ahuja, J Sahariya, Materials Science in Semiconductor Processing (Elsevier) 144, 106603, 2022.
  • ‘First principle investigations of structural, electronic, and optical properties of N- and Sn-doped MgSiP2’ K Khan, Ushma Ahuja, A Soni, J Sahariya, International Journal of Energy Research (John Wiley) 46(2), 1978-1986, 2022.
  • ‘Electronic and Optical Properties of MoS2’ Ushma Ahuja, Alpa Dashora, Solid State Phenomena, 209, 90-93, 2013
  • ‘Electronic properties of EuO and Eu2O3: FP-LAPW and LCAO computations and Compton spectroscopy strategies’ L Meena, SK Meena, Ushma Ahuja, NL Heda, BL Ahuja, Physica Scripta (IOP Science), 98(6), 065942, 2023.’
  • ‘Investigation of electronic and optical properties of alkali atom doped CuInSe2 using density functional theory’ S Sharma, K Khan, M Soni, Ushma Ahuja, A Soni, J Sahariya, Physica Scripta (IOP Science), 98(8), 085927, 2023.
  • ‘Dangling of electronic properties on different oxidation states in Mn–O system using LCAO, FP-LAPW and inelastic γ-ray scattering’, HC Suthar, L Meena, U Ahuja, R Pokar, A Dashora, NL Heda, BL Ahuja Solid State Communications, 115458, 2024.
  • ‘Assessment of hybrid density functional in revealing electronic response and half-metallic character of TM2O3’ (TM = Ti, V and Cr) and their Compton spectroscopy, NL Heda, HC Suthar, K Kumar, U Ahuja, BL Ahuja, Bulletin of Materials Science 46 (4), 198, 2024.
Conference Publication:
  1. ‘Structural and Optical Characteristics of HgSiP2 Chalcopyrite: DFT’ In IEEE 3rd International Conference for Emerging Technology (INCET), Belgaum, India, 2022.
  2. ‘Exploring Ab initio calculations of Mg0.875Sr0.125GeN2 Alloy: A DFT Study theory’ In IEEE 2021 International Conference on Advance Computing and Innovative Technologies in Engineering (ICACITE), Greater Noida, India, 2021.
  3. ‘Theoretical simulation of optoelectronic and structural characteristics of HgCN2 by DFT approach’ In Materials Today: Proceedings (Elsevier), 43, 3148-3151, as a part of International Conference on Cutting-edge Research in Material Science and Chemistry (CRMSC-2021), Jaipur, India 2021.
  4. ‘Opto-electronic Analysis of Cs2PdCl2Br4 Perovskites Compounds for Photovoltaic Applications’ In IEEE 2018 International Conference and Utility Exhibition on Green Energy for Sustainable Development (ICUE) Phuket, Thailand 2018.
  5. ‘Revealing structural and opto-electronic performance of photosensitive chalcopyrite CdAl2Se4: First-principle Modified Becke-Johnson (mBJ) observations’ In IEEE 2018 Advances in Science and Engineering Technology International Conferences (ASET) Abu Dhabi, UAE 2018.
  6. ‘Exploring the Theoretically, Structural and Optoelectronic Properties of Solar Cell Material-Mg0. 875Ca0. 125GeN2’ In 2020 IEEE Bangalore Humanitarian Technology Conference (B-HTC) Vijiyapur, India 2020.
  7. ‘Effect on structural and optoelectronic properties of Sn doping in MgSiP2-A DFT study’ (published in Journal of Physics: Conference Series), presented in National Conference on Recent Advancement in Physical Sciences (NCRAPS 2019) NIT Uttarakhand 2019.
  8. ‘Optoelectronic investigations of ZnGeAs2: A first principle TB-mBJ approximation’ (published in AIP Conference Proceedings), presented in DAE Solid State Physics Symposium 2019 Jodhpur, Rajasthan 2019.
  9. ‘Optoelectronic analysis of silicon doped ZnGa2S4: A first principle study’ (published in Journal of Physics: Conference Series) presented in First International Conference on Advances in Physical Sciences and Materials 13-14 August 2020, Coimbatore, India .
  10. ‘Theoretical analysis of Sn-doped ZnS for optoelectronic applications’ (published in Journal of Physics: Conference Series) presented in National Conference on Recent Advancement in Physical Sciences (NCRAPS 2019) NIT Uttarakhand 2019.
  11. ‘Electronic and elastic properties of ternary fluoro-perovskite RbCaF3’ (published in Journal of Physics: Conference Series) presented in, 2nd National Conference on Recent Advancement in Physical Sciences, (NCRAPS) 2020 19-20 December 2020, NIT Uttarakhand.
  12. ‘The First Principle Investigation for the Structural and Optoelectronics Properties of Tetragonal Compound CaCN2’ (published in Journal of Physics: Conference Series) presented in, 2nd National Conference on Recent Advancement in Physical Sciences, (NCRAPS) 2020 19-20 December 2020, NIT Uttarakhand.
  13. ‘A DFT investigation of optoelectronic properties of CdMgS2 compound’ (published in Materials Today: Proceedings) Manipal University, Jaipur 2022.
  14. ‘Investigation of the optoelectronic properties of cubic metal halide perovskite compound RbSiCl3’ (published in Materials Today: Proceedings) Manipal University, Jaipur 2022.
  15. ‘First Principle Study of the Optoelectronic Properties of β-BaCu2S2’ NCRAPS-2021 (3rd National Conference on Recent Advancement in Physical Sciences) NIT Uttarakhand / 2021 published in AIP Conference Proceedings, NIT Uttarakhand, 2021.
  16. ‘First Principle Investigation of HgSnP2, A Multi-Junction Solar Cell Compound’ NCRAPS-2021 (3rd National Conference on Recent Advancement in Physical Sciences) NIT Uttarakhand / 2021 published in AIP Conference Proceedings, NIT Uttarakhand, 2021.
  17. ‘Theoretical investigation of optoelectronic properties of BeCP2- A photovoltaic Compound’ NCRAPS-2021 (3rd National Conference on Recent Advancement in Physical Sciences) NIT Uttarakhand / 2021 published in AIP Conference Proceedings, NIT Uttarakhand, 2021.
  18. ‘First Principle Investigations of Structural, Electronic and Optical Properties of Al doped Boron Phosphide’ presented in National Conference on Recent Advancement in Physical Sciences (NCRAPS-2022) NIT Uttarakhand 2022.
  19. ‘First Principle Investigations of Structural and Optoelectronic Properties of CdMgO2’ presented in NCRAPS-2022 (4th National Conference on Recent Advancement in Physical Sciences) NIT Uttarakhand 2022.
  20. ‘Theoretical simulation of optoelectronic and structural characteristics of HgCN by DFT approach’ (published in Material Today Proceedings) Manipal University, Jaipur 2021.
  21. ‘Electronic and optical properties of CdIn2Te4:DFT TB-mBJ approach’ presented and published in Proceedings of M-TECS 2018: materials and technologies for energy conversion and storage BARC Mumbai, 2018
Books:
  1. Chapter ‘A Probing Study on the Optoelectronic Properties of Flexible-Thin Film CuGa0.89B0.11Se2—A DFT Approach’ in Flexible Electronics for Electric Vehicles. Lecture Notes in Electrical Engineering, Springer, Hardcover ISBN 978-981-19-0587-2 (Published: 06 October 2022) eBook ISBN 978-981-19-0588-9 (Published: 04 October 2022).
  2. Chapter ‘A Computational Investigation of the Optoelectronic Characteristics of Chalcopyrite HgCP2’ in Intelligent Computing Techniques for Smart Energy Systems. Lecture Notes in Electrical Engineering Springer Hardcover ISBN 978-981-15-0213-2 (Published: 07 February 2020) eBook ISBN 978-981-15-0214-9 (Published: 16 December 2019).
  3. Chapter ‘A DFT Study for Analyzing Opto-electronic Behavior of ZnCN2’ in Intelligent Computing Techniques for Smart Energy Systems. Lecture Notes in Electrical Engineering Springer Hardcover ISBN 978-981-15-0213-2 (Published: 07 February 2020) eBook ISBN 978-981-15-0214-9 (Published: 16 December 2019).
  4. Chapter ‘Revealing Structural and Optoelectronic Properties for Bi-Doped CuGaS2 Chalcopyrite: A Density Functional Investigation’ In Emerging Technologies for Smart Cities: Select Proceedings of EGTET 2020. Lecture Notes in Electrical Engineering Springer Hardcover ISBN 978-981-16-1549-8 (Published: 12 June 2021) eBook ISBN 978-981-16-1550-4 (Published: 11 June 2021).
  5. Chapter ‘Use of Ti-Doped Hafnia in Photovoltaic Devices: Ab Initio Calculations’ in Intelligent Computing Techniques for Smart Energy Systems. Lecture Notes in Electrical Engineering Springer Hardcover ISBN 978-981-15-0213-2 (Published: 07 February 2020) eBook ISBN 978-981-15-0214-9 (Published: 16 December 2019).