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        Dr. Vikash Mishra

               Assistant Professor
            Department of Physics,
              MIT Manipal, MAHE

 

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IMG_20220507_122951_edited.jpg
With Prof M S Ramachandra Rao
(Department of Physics,IIT Madras)

Research Interest:

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  • Phase transition using Optical Absorption Spectroscopy: UV-Vis absorption spectra, phase transition, temperature-dependent band gap, Urbach relaxation, structural disorder.

  • Two-dimensional electron gas (2DEG): Transition metal di-chalcogenides based hetero-structures and electronic devices, integration of 2D semiconductors with oxide semiconductors and plasmons.

  • Optoelectronics-based Devices: Photocurrent, Incident-Photon-to-Current Efficiency, Photovoltaic and hot-hole transfer.

  • Quantum computing technologies: quantum devices, quantum registers, Qubits-based devices, data transfer, the role of spin in quantum qubits.

  • Defects in Semiconductors: Diffuse reflectance spectroscopy, vacancy, low energy absorption peak, photoluminescence, defect states.

  • Magnetization in Semiconductors: Spin-polarized density of states, ferromagnetism, spintronic-based devices, magnetic moments, first principle calculations.

  • Lab-grown Diamond: Microwave Plasma Chemical Vapor Deposition (MPCVD), Analysis of types and color centers in diamonds, Simulation of Defects in Diamonds, Chemical processes involved during MPCVD growth.

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 EDUCATION :​

Project Officer: National Centre for Creation of state-of-the-art facilities for Lab Grown Diamond Technologies, Department of Physics, IIT Madras (01. May 2023 - Present)

Supervisor: Prof. M. S. Ramachandra Rao (Professor)

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Post-Doc Researcher: Department of Physics at the Indian Institute of Technology, Madras (India). (01. January. 2022 – 30-April 2023)

Supervisor: Prof. M. S. Ramachandra Rao (Professor)

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Post-Doc Researcher: Department of Physics at the Indian Institute of Technology, Bombay (India). (04. Feb. 2019 –20. Dec. 2022)

Supervisor: Prof. Alok Shukla (Professor)

 

Post-Graduation & Doctoral Degree

Doctor of Philosophy (Ph.D.): Department of Physics at the Indian Institute of Technology, Indore (India).

Supervisor: Prof. Pankaj R. Sagdeo (Associate Professor)

 

Thesis Title: Investigation of Optical and Electronic Properties of Selected Transition Metal Oxides.

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 M.Sc. (First Division): in the Department of Physics at the Banaras Hindu University, Varanasi (U.P.), India. (August 20011 - June 2013) .    

EXPERIENCE
PUBLICATIONS

                                                                                                    

 

Scientific Publications (International SCI Journals)

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  • Total no. of Journals (SCI): 47

  • Total no. of International Conferences: 8

  • Total no. of Citations: 943

  • h-index: 18

  • i-10 index: 29

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45. R Kumar, V Mishra#, T Dixit, P K Barman, P Nayak, MS Ramachandra Rao, ‘’Observation of positive trion in α-MoO3/MoS2 van der Waals heterostructure’’, Nanoscale (2023). *[Link]                                                                                                                                (# equal contribution)

 

44. V Mishra, ‘’Transition metal dichalcogenides and hybrids for electrochemical sensing’’, Book Chapter, 432 (2023).

 

43. TR Rajalekshmi, V Mishra#, T Dixit, PR Sagdeo, MS Rao, K Sethupathi, ‘’Study of energy gaps and their temperature-dependent modulation in LaCrO3: A theoretical and experimental approach’’, Journal of Applied Physics 133 (23) (2023).   *[Link]                                    (# equal contribution)

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42. P Dey, T Dixit, V Mishra, A Sahoo, C Vijayan, S Krishnan, "Emergence and Relaxation of an e–h Quantum Liquid Phase in Photoexcited MoS2 Nanoparticles at Room Temperature'', Advanced Optical Materials, 2202567 (2023). *[Link]

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41. P Sharma, V Mishra, A Shukla, "Influence of native defects on magneto-optoelectronic properties of α-MoO3", Journal of Physics: Condensed Matter 35 (34), 345501 (2023). *[Link]

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40.  S Dey, P Singh, V Mishra, N Dhakar, S Kumar, F Singh, P Srivastava, ..., "Role of position-specific Ga and N vacancy related defects by ion irradiation in tailoring the ferromagnetic properties of thin GaN films: An experimental and first principle …", Solid State Communications, 115232 (2023). *[Link]

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39. A Sumanth, V Mishra, V Singh, MSR Rao, T Dixit, "Dipole plasmon vitalized efficient white light emission via charge transfer in all oxide-based heterojunctions"Scripta Materialia 231, 115462 (2023). *[Link]

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38. S Arige, V Mishra, M Miryala, MSR Rao, T Dixit, “Plasmon-coupled sub-bandgap photoluminescence enhancement in ultra-wide bandgap CuO through hot-hole transfer” Optical Materials 134, 113149 (2022). *[ Link]

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37. A Sumanth, V Mishra, P Pandey, MSR Rao, T Dixit, "Investigations Into the Role of Native Defects on Photovoltaic and Spintronic Properties in Copper Oxide" IEEE Transactions on Nanotechnology 21, 522-527 (2022). *[Link]

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36. Omkar V Rambadey, Anil Kumar, Kailash Kumar, Vikash Mishra, Pankaj R Sagdeo, "Methodology to Probe Disorder Contribution in Raman Linewidth via Optical Absorption Spectroscopy in Orthoferrite EuFeO3" The Journal of Physical Chemistry C (ACS), 126, 13946-13956 (2022). *[Link] 

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35. TR Rajalekshmi, Vikash Mishra, Tejendra Dixit, Muralidhar Miryala, MS Ramachandra Rao, K Sethupathi, “Near white light and near-infrared luminescence in perovskite Ga: LaCrO3” Scripta Materialia (Elsevier Science) 210,114-449 (2022). *[Link]

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34. Sumana Kumar, Sukanta Nandi, Vikash Mishra, Alok Shukla, Abha Misra, “Anomalous electrochemical capacitance in Mott-insulator titanium sesquioxide” Journal of Materials Chemistry A (RSC) 10, 7314-7325 (2022).*[ Link]

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33. P. Singh, V. Mishra, S. Barman, M. Balal, S. R. Barman, A. Singh, S. Kumar, R. Ramachandran, P. Srivastava, S. Ghosh, “Role of H-bond along with oxygen and zinc vacancies in the enhancement of ferromagnetic behavior of ZnO films: An experimental and first principle-based study”, Journal of Alloys and Compounds, 889, 161-663(2021). *[Link]

 

32. Preetam Singh, Santanu Ghosh, Vikash Mishra, Sajal Barman, Sudipta Roy Barman, Arvind Singh, Sunil Kumar, Zichao Li, Ulrich Kentsch, Pankaj Srivastava, “Tuning of ferromagnetic behavior of GaN films by N ion implantation: An experimental and first principle-based study”, Journal of Magnetism and Magnetic Materials (Elsevier Science), 523, 167-630 (2021). *[Link]

 

31. Ravi Trivedi, Vikash Mishra, “Exploring the structural stability order and electronic properties of transition metal M@ Ge12 (M= Co, Pd, Tc, and Zr) doped germanium cage clusters–A density functional simulation”, Journal of Molecular Structure, 1226, 129-371 (2021). *[Link]

 

30. Aanchal Sati, Anil Kumar, Vikash Mishra, Kamal Warshi, Preeti Pokhriyal, Archna Sagdeo, PR Sagdeo, “Temperature-dependent dielectric loss in BaTiO3: Competition between tunnelling probability and electron-phonon interaction”, Materials Chemistry and Physics, 257, 123792 (2021). *[Link]

 

29. Vikash Mishra, Anil Kumar, Archana Sagdeo, PR Sagdeo, “Comparative structural and optical studies on pellet and powder samples of BaTiO3 near phase transition temperature”, Ceramics International, 46, 3250-3256 (2020). *[Link]

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28. Anil Kumar, Aanchal Sati, Vikash Mishra, M Kamal Warshi, Rajesh Kumar, PR Sagdeo, “Charge neutral crystal field transitions: A measure of electron–phonon interaction,” Journal of Physics and Chemistry of Solids, 135, 109-102 (2019). *[Link]

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27. Anil Kumar, Vikash Mishra, M Kamal Warshi, Aanchal Sati, Archna Sagdeo, Rajesh Kumar, PR Sagdeo, “Possible evidence of delocalized excitons in Cr-doped PrFeO3: An experimental and theoretical realization,” Journal of Physics and Chemistry of Solids, 130, 230-235 (2019).[ *Link]

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26. M Kamal Warshi, Anil Kumar, Vikash Mishra, Aanchal Sati, Archna Sagdeo, Rajesh Kumar, PR Sagdeo “Effect of self-doping on the charge state of Fe ions and crystal field transitions in YFeO3: Experiments and theory,” Journal of Applied Physics, 125, 204101 (2019). *[Link]

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25. Aanchal Sati, Vikash Mishra, Anil Kumar, M Kamal Warshi, Archna Sagdeo, Rajesh Kumar, PR Sagdeo, “Effect of structural disorder on the electronic and phononic properties of Hf doped BaTiO3”, Journal of Materials Science: Materials in Electronics, 30, 9498-9506(2019).* [Link]

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24. Anil Kumar, M Kamal Warshi, Vikash Mishra, Aanchal Sati, Soma Banik, Archna Sagdeo, Rajesh Kumar, PR Sagdeo, “Optical spectroscopy: an effective tool to probe the origin of dielectric loss in Cr doped PrFeO3”, Ceramics International, 45, 8585-8592 (2019). *[Link]

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23. Anil Kumar, Vikash Mishra, M kamal Warshi, Aanchal Sati, Archna Sagdeo, Rajesh Kumar, P R Sagdeo, “Strain induced disordered phonon modes in Cr doped PrFeO3,” Journal of Physics: Condensed Matter, 31, 275-602 (2019). *[Link]

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22. Aanchal Sati, Anil Kumar, Vikash Mishra, Kamal Warshi, Archna Sagdeo, Shahid Anwar, Rajesh Kumar, PR Sagdeo, “Direct correlation between the band gap and dielectric loss in Hf doped BaTiO3,” Journal of Materials Science: Materials in Electronics, 30, 8064-8070 (2019). *[Link]

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 21. Vikash Mishra, M. Kamal Warshi, Aanchal Sati, Anil Kumar, Vinayak Mishra, Rajesh Kumar, P. R. Sagdeo, “Investigation of temperature-dependent optical properties of TiO2 using diffuse reflectance spectroscopy”, SN Applied Sciences, 1, 3 (2019). *[Link]

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20. V Mishra, MK Warshi, R Kumar, PR Sagdeo, “Design and development of in-situ temperature dependent diffuse reflectance spectroscopy setup,” Journal of Instrumentation, 13, T11003 (2018). *[Link]

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19. Vikash Mishra, M Kamal Warshi, Aanchal Sati, Anil Kumar, Vinayak Mishra, Archna Sagdeo, Rajesh Kumar, Pankaj R Sagdeo, “Diffuse reflectance spectroscopy: an effective tool to probe the defect states in wide band gap semiconducting materials,” Materials Science in Semiconductor Processing, 86, 151-156 (2018). *[Link]

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18. M Kamal Warshi, Vikash Mishra, Archna Sagdeo, Vinayak Mishra, Rajesh Kumar, PR Sagdeo, “Synthesis and characterization of RFeO3: experimental results and theoretical prediction”, Advances in Materials and Processing Technologies, 4, 558-572 (2018). *[Link]

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17. M Kamal Warshi, Vikash Mishra, Vinayak Mishra, Rajesh Kumar, PR Sagdeo, “Possible origin of ferromagnetism in antiferromagnetic orthorhombic-YFeO3: A first-principles study,” Ceramics International, 44, 13507-13512 (2018). *[Link]

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16. M Kamal Warshi, Vikash Mishra, Archna Sagdeo, Vinayak Mishra, Rajesh Kumar, PR Sagdeo, “Structural, optical and electronic properties of RFeO3,” Ceramics International, 44, 8344-8349 (2018). *[Link]

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15. Archna Sagdeo, Anjali Nagwanshi, Preeti Pokhriyal, AK Sinha, Parasmani Rajput, Vikash Mishra, PR Sagdeo, “Disappearance of dielectric anomaly in spite of presence of structural phase transition in reduced BaTiO3: Effect of defect states within the bandgap”, Journal of Applied Physics, 123, 161424 (2018). *[Link]                                                                                        [Selected as a  Journal of Applied Physics Cover Article]

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14. Vikash Mishra, Aanchal Sati, M Kamal Warshi, Ambadas B Phatangare, Sanjay Dhole, VN Bhoraskar, Harnath Ghosh, Archna Sagdeo, Vinayak Mishra, Rajesh Kumar, PR Sagdeo, “Effect of electron irradiation on the optical properties of SrTiO3: an experimental and theoretical investigations,” Materials Research Express, 5, 036210 (2018).* [Link]

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13. Swarup Roy, Suryakant Mishra, Priyanka Yogi, Shailendra K Saxena, Vikash Mishra, Pankaj R Sagdeo, Rajesh Kumar, “Polypyrrole–vanadium oxide nanocomposite: polymer dominates crystallanity and oxide dominates conductivity,” Applied Physics A, 124, 1-6 (2018). *[Link]

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12. Hari Mohan Rai, Shailendra K Saxena, Vikash Mishra, M Kamal Warshi, Rajesh Kumar, PR Sagdeo, “Effect of Mn doping on dielectric response and optical band gap of LaGaO3,” Advances in Materials and Processing Technologies, 3, 539-549 (2017). *[Link]                                            

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11. Anil Kumar, M Kamal Warshi, Vikash Mishra, Shailendra K Saxena, Rajesh Kumar, Pankaj R Sagdeo, “Strain control of Urbach energy in Cr-doped PrFeO3,” Applied Physics A, 123, 1-8 (2017). *[Link]

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10. Vikash Mishra, Archna Sagdeo, Vipin Kumar, M Kamal Warshi, Hari Mohan Rai, SK Saxena, Debesh R Roy, Vinayak Mishra, Rajesh Kumar, PR Sagdeo, “Electronic and optical properties of BaTiO3 across tetragonal to cubic phase transition: An experimental and theoretical investigation,” Journal of Applied Physics, 122, 065-105 (2017). *[Link]

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09. Hari Mohan Rai, Shailendra K Saxena, Vikash Mishra, Rajesh Kumar, PR Sagdeo, “Importance of frequency dependent magnetoresistance measurements in analysing the intrinsicality of magnetodielectric effect: A case study,” Journal of Applied Physics, 122, 054103 (2017). *[Link]

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08. Hari Mohan Rai, Preetam Singh, Shailendra K Saxena, Vikash Mishra, M Kamal Warshi, Rajesh Kumar, Parasmani Rajput, Archna Sagdeo, Indrani Choudhuri, Biswarup Pathak, Pankaj R Sagdeo, et. Al., “Room-Temperature Magneto-dielectric Effect in LaGa0.7Fe0.3O3+γ; Origin and Impact of Excess Oxygen,” Inorganic chemistry, 56, 3809-3819 (2017). *[Link]

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07. Shailendra K Saxena, Priyanka Yogi, Suryakant Mishra, Hari Mohan Rai, Vikash Mishra, M Kamal Warshi, Swarup Roy, Puspen Mondal, Pankaj R Sagdeo, Rajesh Kumar, “Amplification or cancellation of Fano resonance and quantum confinement induced asymmetries in Raman line-shapes,” Physical Chemistry Chemical Physics, 19, 31788-31795 (2017). *[Link]

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06. Hari Mohan Rai, Shailendra K Saxena, Vikash Mishra, Archna Sagdeo, Parasmani Rajput, Rajesh Kumar, PR Sagdeo " Observation of room temperature magnetodielectric effect in Mn-doped lanthanum gallate and study of its magnetic properties," Journal of Materials Chemistry C, 4, 10876-10886 (2016). *[Link]

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05. Preetam Singh, Indrani Choudhuri, Hari Mohan Rai, Vikash Mishra, Rajesh Kumar, Biswarup Pathak, Archna Sagdeo, PR Sagdeo, “Fe doped LaGaO 3: good white light emitters,” RSC advances, 6, 100230-100238 (2016). *[Link]

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04. Hari Mohan Rai, Shailendra K Saxena, Ravikiran Late, Vikash Mishra, Parasmani Rajput, Archna Sagdeo, Rajesh Kumar, PR Sagdeo, “Observation of large dielectric permittivity and dielectric relaxation phenomenon in Mn-doped lanthanum gallate,” RSC advances, 6, 26621-26629 (2016). *[Link]

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03. Hari Mohan Rai, Shailendra K Saxena, Vikash Mishra, Ravikiran Late, Rajesh Kumar, Pankaj R Sagdeo, Neeraj K Jaiswal, Pankaj Srivastava, “Possibility of spin-polarized transport in edge fluorinated armchair boron nitride nanoribbons,” RSC advances, 6, 11014-11022 (2016). *[Link]

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02. Hari Mohan Rai, Ravikiran Late, Shailendra K Saxena, Vikash Mishra, Rajesh Kumar, PR Sagdeo, Archna Sagdeo, “Room temperature magnetodielectric studies on Mn-doped LaGaO3,” Materials Research Express, 2, 096105 (2015). *[Link]

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01. Hari Mohan Rai, Shailendra K Saxena, Vikash Mishra, Ravikiran Late, Rajesh Kumar, Pankaj R Sagdeo, Neeraj K Jaiswal, Pankaj Srivastava, " Half-metallicity in armchair boron nitride nanoribbons: A first-principles study," Solid State Communications, 212, 19-24 (2015). *[Link]

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Scientific International/National Conferences:

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  1. V. Mishra, M.K. Warshi, R. Kumar, P.R. Sagdeo, Optical properties of TiO2 thin films: using GLAD technique (ICNIB-2017).

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   2. V. Mishra, M.K. Warshi, A. Sagdeo, R. Kumar, P.R. Sagdeo, Experimental and theoretical Investigation of Optical Spectroscopy on BaTiO3         (ICSPPCB-2018).

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   3. Hands-on Training on Multiscale Simulation in Advanced Materials Science & Technology (HTMSAMST-2016), 14-24 July 2016.

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    4. International School on Fundamental Crystallography and Workshop on Structural Phase Transitions: A Satellite School of 24th IUCr   Congress, 2017.

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    5. GIAN course on Fundamentals of Solid State Physics: From Theoretical and Computational Concepts to Recent Applications in Information Technology, IIT Indore, February 05, 2018.

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    6. Vikash Mishra, Aanchal Sati, M. Kamal Warshi, Anil Kumar, Rajesh Kumar, P. R. Sagdeo, Variation of Electronic and Optical properties on doped BaTiO3: A First Principle Investigations (EESTER-2018) at IIT Madras, India.

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    7. 3rd Daresbury Questaal School, Daresbury laboratory, WA4, 4AD, Daresbury, United Kingdom (2019).

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    8. “63rd DAE Solid State Physics Symposium”, held at Hisar, Haryana entitled “Variation of Electronic and Optical properties on doped BaTiO3: A First Principle Investigations”, 18-22 Dec. 2018.

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    9.  “64th DAE Solid State Physics Symposium”, Thesis presentation, 18-22 Dec. 2019, IIT Jodhpur.

EDUCATION
CLIENTS
ACHIEVEMENTS & AWARDS
SKILLS

                           

                                   Achievements & Awards

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  1. Qualified Graduate Aptitude Test in Engineering (GATE) in 2014.

  2. Qualified Joint Entrance Screening Test (JEST), India in 2015.

  3. Received a fellowship from the Ministry of Human Resources and Development (MHRD) for  Doctoral Study at Indian Institute of Technology, Indore,  India (July 2014 to Dec-2018).

  4. Best poster prize for “63rd DAE Solid State Physics Symposium” held at Hisar, Haryana entitled “Variation of Electronic and Optical properties of doped BaTiO3: A First Principle Investigations”.

  5. Best Poster Award at International conference (ICSPPCB-2018) held in Silchar, Assam entitled “Experimental and theoretical Investigation of Optical Spectroscopy on BaTiO3”.

IMPORTANT LINKS
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                                                        Google Scholar Link:
                                            https://scholar.google.co.in/citations?hl=en&user=uGdeQzgAAAAJ
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                                             OrciD id Link:
                            https://orcid.org/0000-0002-2089-8415                                           
                                       
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                        https://www.researchgate.net/profile/Vikash_Mishra4
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