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Jehova Jire L. Hmar
Assistant Professor
Qualification
M.Sc., CSIR-UGC-NET, Ph.D in Physics
Phone
+91-7006236594
Email
[email protected]

 

 

 

Bio-sketch

Dr. Jehova Jire L. Hmar received his PhD from the Department of Physics, National Institute of Technology, Agartala, India. He is presently working as Assistant Professor in the Department of Physics, NSUT, New Delhi. Previously, he worked as Assistant Professor at the Department of Physics & Astronomical Sciences, Central University of Jammu, J & K, India. He has published his research work in International Journals and International Conference Proceeding, and also published book chapters and books in the reputed publisher. He has completed two major projects funded by UGC-BSR, Govt. of India, and DRDO, Govt. of India. He has an Indian patent and has filed more patents. He has supervised PhD students. He is on the panel of reviewers of a no. of SCI/SCIE/Scopus listed international journals. 

Areas of Interest

His current research interests include the growth, fabrication and characteristics of organic and inorganic Semiconductor for Flexible Electronic and Optoelectronic Applications such as Non-volatile Memory device, Dielectric constant, Piezoeletric sensors, Photodetectors, Photovoltaics/solar cell, LED, Photoelectrochemical Cells, etc.

 

Publications in International Journal
  1. Onkar Nath Verma, Ashishkumar Yadav, Raghvendra Pandey, Jehova Jire L Hmar, Vinay Kumar, Prabhakar Singh, "Structural implications of ionic conduction in LaAlO3–Ce0.8Gd0.2O2-δ composite solid electrolyte" Ceramics International, Available online 25 June 2024
  2. Kamal Kant Kashyap, Jehova Jire L. Hmar, Chinnamuthu Paulsamy , The role of annealing temperature on the structure and optical properties of nanostructured Au-NP aligned TiO2-NW, Ms. No. APYA-D-24-00218R1, Applied Physics A , 2024 
  3. Bandna Verma, Kusum Kumari, Jehova Jire L. Hmar, H. C. Swart , and Vinay Kumar "Enhancement of electrical properties by CuS-PVP nanocomposite on the ZnO/polymer heterojunction", Article ID: JCCS2029, Journal of the Chinese Chemical Society, 2024
  4. Giri, Ranjan; Patel, Maitri; Kumar, Deepak; Hmar, Jehova Jire L.; Chaki, Sunil; Deshpande, Milind; Kanchan, Dinesh. CuInS2 Nanospheres and Nanowhiskers Enhancing the Electrochemical Properties of Sodium Ion Conducting Gel Polymer Electrolytes, ACS Applied Nano Materials, 2024
  5. Kiran P, Priya Jasrotia, Arunima Verma, Arun Kumar, Jehova Jire L. Hmar, Jyoti, Tanuj Kumar "Vanadium Pentoxide Gas Sensors: An Overview of Elemental Doping Strategies and Their Effect on Sensing Performance" https://doi.org/10.1016/j.catcom.2023.106838, Catalysis Communications, Available online 30 December 2023, 106838 
  6. Sudheep, Arunima Verma, Priya Jasrotia, Jehova Jire L. Hmar, Rajeev Gupta, Ajay Singh Verma, Jyoti, Ashish Kumar, Tanuj Kumar "Revolutionizing Gas Sensors: The Role of Composite Materials with Conducting Polymers and Transition Metal Oxides" https://doi.org/10.1016/j.rechem.2023.101255 ,  Volume 7, January 2024, 101255 
  7. Manisha, Surbhi Pathania, Paulsamy Chinnamuthu, Deepak Kumar, Tanuj Kumar, Vishal Singh, Ranjana Jha, Jehova Jire L. Hmar, "Wearable flexible memristor based on titanium dioxide (TiO2)-Zinc oxide (ZnO) embedded in polyvinyl alcohol (PVA) matrix" Materials Science in Semiconductor Processing 170 (2024) 107953.
  8. Maitri Patel, Rajkumar Singh, Aadesh Kumar Prajapati, Yogesh Kumar, Jehova Jire L. Hmar, Sunil H. Chaki, D. K. Kanchan, Deepak Kumar, "Effect of varying lithium perchlorate salt concentration on electrochemical and physical properties of polymer gel electrolytes containing heat‑resistant poly(methyl methacrylate) and succinonitrile".Journal of Applied Electrochemistry,Received: 5 July 2023 / Accepted: 22 October 2023
  9. Bhanu Priya, Priya Jasrotia, Arun Kumar, Vinamrita Singh, Jehova Jire L. Hmar, Raj Kumar, Pawan Kumar Kulriya and Tanuj Kumar1* " Structural, optical, and electrical properties of V2O5 thin films: Nitrogen implantation and the role of different substrates" Frontiers in Materials, 15 December 2022, 10.3389/fmats.2022.1049189
  10. Surbhi Pathania, Jehova Jire L Hmar* (Corresponding Author), Vinay Kumar, Paulsamy Chinnamuthu "Advances in Flexible Non-volatile Resistive Switching Memory Based on Organic Poly (3, 4-ethylenedioxythio phene): poly (styrenesulfonate) Film" Thin Solid Films , 2022/11/23 , 139605, 2022
  11. Kamal Kant Kashyap, Jehova Jire L. Hmar  and P. Chinnamuthu, "A perspective study on Au-nanoparticle adorned TiO2-nanowire for nonvolatile memory devices" Materials Today Communications, 2022, https://doi.org/10.1016/j.mtcomm.2022.104469
  12. Surbhi Pathania, Jehova Jire L. Hmar * (Corresponding Author), Vinay Kumar, T. Majumder, Chinnamuthu Paulsamy "Titanium Dioxide (TiO2) Sensitized Zinc Oxide (ZnO)/Conducting Polymer Nanocomposites for Improving Performance of Hybrid Flexible Solar Cells" Journal of Electronic Materials, Springer, 2022,  https://link.springer.com/article/10.1007/s11664-022-09815-0
  13. Surbhi Pathania, Jehova Jire L. Hmar * (Corresponding Author), Vinay Kumar, Onkar Nath Verma, Tanuj Kumar, Chinnamuthu Paulsamy, Gold (Au) doped Lead Sulfide-Polyvinyl Alcohol (PbS-PVA) Nanocomposites for High Performance, Flexible Memristors, Journal of Electronic Materials, Springer, 2022, DOI  https://doi.org/10.1007/s11664-022-09740-2 S.
  14. Jimkeli Singh, Lim Ying Ying, Jehova Jire L. Hmar, P. Chinnamuthu "Temperature dependency on Ce doped CuO nanoparticles - a comparative study via XRD line broadening analysis" Applied Physics A , 2022, https://link.springer.com/article/10.1007/s00339-022-05334-1
  15. Bhanu Priya, Priya Jasrotia, Arun Kumar, Vinamrita Singh , Jehova Jire L. Hmar, Raj Kumar, Pawan Kumar Kulriya and Tanuj Kumar1* " Structural, optical, and electrical properties of V2O5 thin films: Nitrogen implantation and the role of different substrates" Frontiers in Materials, 15 December 2022, 10.3389/fmats.2022.1049189
  16. Jehova Jire L. Hmar, "Non-volatile resistive switching memory device based on ZnO-graphene oxide embedded in a polymer matrix fabricated on a flexible PET substrate" Microelectronic Engineering, Available online 24 September 2020, 111436 Jehova Jire L. Hmar, "Flexible Resistive Switching Bistable Memory Devices using ZnO nanoparticles embedded in polyvinyl alcohol (PVA) matrix and poly(3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS)" RSC Advance, 8, pp. 20423 (2018).
  17. T. Majumder, J. J. L. Hmar, S. Dhar, S. P. Mondal, “Superior photoelectrochemical properties of ZnO nanorods/poly (3-hexylthiophene) hybrid photoanodes”, Chemical Physics, 490, pp. 1–6 (2017)
  18. T Majumder, K. Debnath, S. Dhar, J. J. L Hmar and S. P. Mondal, “Nitrogen‐Doped Graphene Quantum Dot‐Decorated ZnO Nanorods for Improved Electrochemical Solar Energy Conversion”, Energy Technology, 4, pp. 950-958 (2016).  
  19. J. J. L Hmar, T. Majumder, S. Dhar and S. P. Mondal, “Sulfur and Nitrogen Co-doped graphene quantum dot decorated ZnO nanorod/polymer hybrid flexible device for photosensing applications”, Thin Solid Films, 612, pp.274-283(2016)
  20. J. J. L Hmar, T. Majumder and S. P. Mondal, “Growth and characteristics of PbS/polyvinyl alcohol nanocomposites for flexible high dielectric thin film applications, Thin Solid Films 598, pp.243-251(2016
  21. T. Majumder, J. J. L. Hmar, J. N. Roy and S. P. Mondal, “Spectral Dependent Photoelectrochemical Behaviors of CdS Sensitized ZnO Nanorods”, Journal of Nanoscience and Nanotechnology, 16 (4), pp.4065-4070(2016)
  22. J. J. L Hmar, T Majumder, J. N Roy and S. P. Mondal, “Flexible, transparent, high dielectric and photoconductive thin films using ZnO nanosheets-multi-walled carbon nanotube-polymer nanocomposites” Journal of Alloys and Compounds 651, pp.82-90 (2015).
  23. J. J. L Hmar, T Majumder, J. N Roy and S. P. Mondal, “Electrical and photoelectrochemical characteristics of flexible CdS nanocomposite/conducting polymer heterojunction” Materials Science in Semiconductor Processing 40, pp.145-151(2015).
  24. T. Majumder, J. J.L. Hmar, K. Debnath, N. Gogurla, J. N. Roy, S. K. Ray and S. P. Mondal, “Photoelectrochemical and photosensing behaviors of hydrothermally grown ZnO nanorods”, Journal of Applied Physics, 116, 034311 (2014).
  25. J.J.L. Hmar and S.P. Mondal, “Optical and Electrical Properties of Lead Sulphide (PbS) Nanoparticle embedded Polyvinyl Alcohol (PVA) Nanocomposites for Flexible Electronic Device” International Journal of Industrial Electronics and Electrical Engineering (IJIEEE), 5, 82-85 (2017)
Publications in International Conferences
  1. J. J. L Hmar, "Resistive Switching Memory Devices using ZnO Nanoparticles Encapsulated in Polyvinyl Alcohol (PVA) Matrix" AIP conference Proceding, 2006, 030023, doi: 10.1063/1.5051279 (2018)  
  2. S.P Mondal. T. Majumder, J. J. L Hmar, S. Dhar, " Graphene quantum dots as a green sensitizer for ZnO nanorod based photoanodes" IEEE Xplore , 978-1-4673-6621-2 (2016).
  3. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal, " Photosensing Behaviors of S and N co-doped Graphene Quantum Dot Sensitized ZnO Nanorod/Conducting Polymer Hybrid Devices"IEEE Xplore , 978-1-4673-6621-2 (2016).
  4. J.J.L. Hmar, T. Majumder,  J.N. Roy and S.P. Mondal, "Growth and Characteristics of PbS - Polymer Nanocomposites for Flexible Opto-Electronic Device Applications" OSA Publishing, International Conference proceeding on Fibre Optics and Photonics, Paper T3A, 978-1-55752-882-7 (2014).
PhD Students Supervise 
  1. No. of  degree awarded: 01
  2. No. of on going students: 03
MSc Students Project Supervise
  1. No. of students completed: Above 10 (From CUJammu & NSUT)
  2. No. of ongoing students: 03
Book Chapters
  1. Jehova Jire L. Hmar, Book name' Bulk crystal growth Techniques and Technologies", Title of the chapter "Growth of Lead Sulphide Crystal embedded in Insulating Polymer and its flexible Electronic Applications", DNA Publication, Nagpur, pp-89-96, ISBN-978-81-945174-7-4, First edition: 2020.
  2. Jehova Jire L. Hmar, Book name' Crystal Growth and Characterization", Title of the chapter "Growth of Semiconductor Zinc Oxide Nanocrystal Encapsulated in Polymer Matrix for Flexible Memory Devices" , Kolkatapress, Kolkata, pp-123-127, Chapter-11, ISBN-978-8195593385, First edition: June, 2022.
Books
  1. Jehova Jire L. Hmar, Book name' Growth And Characterization Of Semiconductor Nanostructure For Device Applications’ Publisher: BFC Publications, ISBN: 9789357640282, 9357640282, Originally published: 4 March2023,https://www.google.co.in/books/edition/Growth_And_Characterization_Of_Semicondu/4eOxEAAAQBAJ?hl=en
  2. Jehova Jire L. Hmar, Book name' Crystal Growth and Characterization", Title of the chapter "Growth of Semiconductor Zinc Oxide Nanocrystal Encapsulated in Polymer Matrix for Flexible Memory Devices" , Kolkatapress, Kolkata, pp-123-127, Chapter-11, ISBN-978-8195593385, First edition: 2022. 
Patents
  1. Inventor Name: Dr. Jehova Jire L. Hmar, Title "Flexible Nonvolatile Memory Device based on TiO2 and ZnO nanoparticles embedded Inside Insulating Polymer” Date of filing: 09/06/2022, Application No.: 202211032946, Patent No. 529330, Date of grant: 20/03/2024, Status: Granted.
  2. Inventor: Jehova Jire L. Hmar. Title of Patent “A thin film wearable flexible photovoltaic cell device and its fabrication method thereof". Date of filing: 05/08/2024, Application No.: 202411058923, Status: Published
Sponsored Research Project
  1. Funding Agency: UGC- BSR,  Start-Up Grant, Govt. of India, Title of the Project : "Fabrication of Inorganic Semiconductor Decorated Doped or Undoped ZnO Nanowires/Conducting Polymer Heterojuntions for Flexible Electronic and Optoelectronic Applications". Sanction No. F.30-412/2018(BSR), dated March 23, 2018, Amount: Rs. 10 Lakhs,  Status: Completed.
  2. Funding Agency: Defence Research and Development Organisation (DRDO), Title of the Project: " Fabrication of TiO2 decorated ZnO Nanorods/Conducting Polymer Heterojuntions for Flexible Photodetector and Photovoltaic Application” Amount: Rs. 53.41 Lakhs. Sanction Order No.:DFTM/08/3700/Sens/M/P-04,  Status: Completed.
Paper Presented in International and National Conferences
  1. J.J.L Hmar, T. Majumder, J.N. Roy S.P  Mondal, Growth and Characteristics of PbS–Polymer Nanocomposites for Flexible Opto-Electronic Device Applications Proc. 12th International Conference on Fiber Optics and Photonics, Indian, December 13-16, 2014. Institute of Technology Kharagpur, India
  2. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal,  Photosensing Behaviors of Carbon Quantum Dot Sensitized ZnO Nanorod/Conducting Polymer Flexible Hybrid Devices, Proc. 18th International Workshop on Physics of  Semiconductor Devices (IWPSD-2015).  December 7-10, 2015,  Indian Institute of Science, Bangalore, India,  
  3. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal, Photosensing Behaviors of S and N co-doped Graphene Quantum Dot Sensitized ZnO Nanorod/Conducting Polymer Hybrid Devices, IEEE International conference on Microelectronics, Computing and Communication (MicroCom 2016). , January 23 -25, 2016.  National Institute of Technology Durgapur, India. 
  4. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal, High Dielectric and Photoconductive Properties of ZnO Nanosheets-Multi-Walled Carbon Nanotube-Polymer Nanocomposites” National seminar on Recent trend of Research in Chemistry- A New Horizon of Hopes 7-8 August, 2015, Women College, Agartala, Tripura, India
  5. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal, Optical and High Dielectric Properties of Lead Sulphide (PbS) Nanocomposites embedded in Polymer (Polyvinyl Alcohol) Matrix, National Conference on Recent Development & Applications in Chemical Sciences (RDACS-2016), 20-21 May, 2016, Department of Chemistry National Institute of Technology (NIT) Agartala.
  6. J.J.L Hmar, T. Majumder, S. Dhar, S.P Mondal, Quantum Dot Size Dependent J-V Characteristics of Lead Sulphide-Polyvinyl Alcohol (PbS-PVA) Nanocomposites for Flexible Electronic Device Applications, National Level Conference on “Engineering Problems and Application of Mathematics (EPAM-2016)” 11-12 June, 2016, Department of Civil Engineering & Department of Mathematics National Institute of Technology, Agartala.
  7. J.J.L Hmar, Zinc Oxide Nanoparticles Decorated Multi-Walled Carbon Nanotube (MWCNT) Embedded in Polyvinyl Alcohol (PVA) Matrix for High Dielectric Devices, National Conference on  Materials for Sustainable Development and New  Technology MSDNT-17, April 28 - 29 – 2017, Department of NanoScience and Material, Central University of Jammu
  8. J.J.L Hmar, Optical and Electrical Properties of Lead Sulphide (PbS) Nanoparticle Embedded Polyvinyl Alcohol PVA) Nanocomposites for Flexible Electronic Device, ASAR-International Conference on Environment and Renewable Energy (ASAR-ICERE-2017), 7th May, 2017, Delhi  Asian Society for Academic Research (ASAR) and in association with Institute of Research and Journals (IRAJ) (ISO 9001:2008 certified).
  9. J.J.L Hmar, Resistive Switching Memory Devices using ZnO Nanoparticles Encapsulated in Polyvinyl Alcohol (PVA) Matrix, Recent Advances in Experimental and Theoretical Physics (RAETP-2018), April 17-18, 2018, Department of Physics & Astronomical Sciences Central University of Jammu Rahya-Suchani (Bagla),  Samba, India.
  10. J.J.L Hmar, Non-volatile Resistive Switching Memory Based on Conducting Polymer, International conference on Advanced Materials (ICAM-2019), 6-7 March,2019, Central for Nanoscience & Nanotechnology, Jamia Millia Islamia, New Delhi, India
  11. Jehova Jire L.Hmar, Advances in Flexible Non-volatile Resistive Switching Memory Based on Conducting Polymer, International e-Conference on Advanced Functional Materials and Optoelectronic Devices (ICAFMOD-2020), organized by Centre for Renewable Energy, Prof. Rajendra Singh (Rajju Bhaiya) Institute of Physical Sciences for Study and Research, VBS Purvanchal University, Jaunpur from June 13-15, 2020.
  12. Jehova Jire L.Hmar “flexible resistive switching memory based on conducting polymer poly (3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS)” in the International Virtual Conference on “innovative research in chemical sciences (IRCS-2020)” organized by the Department of Chemistry, SRM Institute of Science and Technology, Ramapuram Campus, Chennai-89 during 29th and 30th June, 2020.  
  13. Jehova Jire L.Hmar “Flexible Resistive Switching Memory Based on Organic Material” One Day National online seminar on "Recent Trends in Materials Research "organized by Department of Physics, Rayat Shikshan Sanstha's Balwant College,Vita Dist- Sangli. Affiliated to Shivaji University, Kolhapur on 29th July 2020, India 
  14. Jehova Jire L.Hmar, Oral presentation on “Advance Technology on Organic Conducting Polymer for Flexible Memristor”  in international Conference on “International Virtual Conference on Recent Trends in Energy Materials (INCRTEM2020)” during September 09-11, 2020. Alagappa University.
  15. Jehova Jire L.Hmar, Title of presentation “ Flexible Nonvolatile Memory Device Based on Gold doped PbS embedded in Polymer Matrix” Second International Virtual Conference on Multidisciplinary Aspects inChemistry (ICMAC-2023) to be held from 9th & 10th February 2023, Organized by Department of Chemistry Sri Ramakrishna College of Arts & Science Coimbatore-641006, Tamil Nadu
  16. Jehova Jire L.Hmar, Title of presentation “ Development of organic conducting polymer for flexible nonvolatile memory devices,  Virtual Event on “World Congress on Nanotechnology Advances and Applications-WCNAA 2021” held on December 17, 2021, LUMIMINDS CONVENTIONS and WCNAA 2021 ORGANIZING COMMITTEE.
  17. Jehova Jire L Hmar, Oral Presentation on “Wearable Memristor Devices Based on Gold doped Lead Sulphide Encapsulated Polymer Matrix” International Conference on Advanced Materials (ICAM-2023), dec., 8-9, 2023, Department of Physics, ST. Joseph’s College (Autonomous) Tiruchirappalli – 620002
Number of SCI/SCIE/ESCI/Scopus international journals review

Above 20 Journals

Participation in various courses, Training and Workshops 
  1. General Orientation Course/Faculty Induction Training Programme, Organized by School of Education under Pandit Madan Malviya National Mission on Teacher and Training (PMMMNMTT),India, 6th Dec 2017 to 8th Jan 2018
  2. 2-Day Familiarization Workshop on Nanofabrication Technologies, Organized by National Institute of Technology Agartala, India  
  3. Faculty Development Programme on “ International Webinar on Recently Advances in Material Sciences (IWRAMS-2020” From 18.06.2020 to 22.06.2020, Organised by  Department of Materials Science, School of Technology, Central University of Tamil Nadu & Abinnovus Consulting, Pvt.Ltd, India.
  4. Faculty Development Programme on “Materials Science: Synthesis and Characterization” 11-15 May, 2020, Organised by  Shri Vaishnav Vidyapeeth Vishwavidyalaya Ujjain Road, Indore, India
  5. Faculty Development Programme on “ Advanced Materials and their Applications” organized by the PG & Research Department of Chemistry, Auxilium College,Vellore 632006 from 02-06-2020 to 06-06-2020 in commemoration of 100 years of Macromolecular Chemistry. India  
  6. Faculty Development Programme on “Application of new materials in emerging field” organized by the Department of Physics, Sathyabama Institute of Science and Technology, Chennai, through Zoom video communications during 24-30, June 2020. India
  7. Faculty Development Programme on “Advanced Materials Research” organized by BIET & Indian Ceramic Society from 15-19 June, 2020. Kolkata West Bengal, India Online International
  8. Faculty Development Program on “Advances in Optics and Photonics” organized by Department of Science and Humanities, MLR Institute of Technology, Telangana, Hyderabad, India during 4th – 8th August, 2020.India
  9. Faculty Development Program on “Challenges and Opportunities in Recent Emerging Technologies” held from 6 to 10 July 2020, Sponsored by TEQIP-III and organized by Department of Chemical Engineering, SGGSIE&T, Nanded, Maharashtra (India)
  10. Faculty Development Program on “ Materials: Recent Trends & Engineering Applications” during 02 - 07 June 2020, Organised by GOKARAJU RANGARAJU, Institute of Engineering and Technology, Hyderabad, Telangana  India
  11. Faculty Development Program on “ Nanomaterials for energy harvesting and Biomedical Applications ” during 02 - 07 June 2020, Organised by Godavari Institute of Engineering and Technology (Autonomous) Rajamahendravaram, Andhra Pradesh, from 18.05.2020 to 22.05.2020,  India
  12. Faculty Development Program on “ Materials Technology Advancement in current scenario-MTACS2020 ”organized by the Department of Physics, Sathyabama Institute of Science and Technology, Chennai, through Zoom video communications during    4-10 July, 2020. India.
Publications (Click to expand)

https://sites.google.com/view/jehovajirelhmar/

 

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