Curriculum Vitae

PAWAN KUMAR Assistant Professor (Contract) Dept. of Physics, National Institute of Technology Jamshedpur Office: Room No. 614, 1st Floor (UG Lab), Dept. of Physics Mob: +91- 9546256116, Email: [email protected] Web Page: https://nitjsr.academia.edu/PawanKumar Research Interests:

 Condensed Matter Physics  Materials design through confinement & strain engineering During my PhD period, I was particularly involved in understanding the origin and the evolution of structural and magnetic phase transitions in Bismuth Ferrite.

 PhD Advisor: Dr. Manoranjan Kar (Indian Institute of Technology Patna) Education Ph.D. Indian Institute of Technology Patna 2015 Submitted * CPI of Course Work for Ph.D. 2012 9.2/10 M.Sc. Patna university 2011 78.2 % B.Sc. Patna Science College, Patna university 2009 75.5 % XIIth Jawahar Navodaya Vidyalaya Bihiya 2006 85.4 % th X Jawahar Navodaya Vidyalaya Bihiya 2004 89.8 %

Awards /Achievements  Joint CSIR-UGC Test for Junior Research Fellowship (JRF) and Eligibility For Lectureship (NET) Dec 2012, All India Rank in UGC JRF: 168  Graduate Aptitude Test in Engineering (GATE-Physics) 2011, All India Rank: 377  Joint Entrance Screening Test (JEST-Physics) 2011, All India Rank: 206  3rd Rank in Patna University (M.Sc. Physics Exam 2011)  Madhava Maharupi Physics Scholarship (2009 - 2011)  School Topper in class X and XII  Best Paper Award, International Conference, NANOCON 014  Best Poster Award, National Conference, IOQO 014  Peer Reviewed International Journals : 17  AIP conference proceedings : 06  Conference presentations : 10 (International) and 05 (National)  Workshops/Schools : 08  Member of Professional Bodies: Magnetic Society of India, Indian Physics Association

Expertise/Skills: Research Facilities Developed: Set-up with online data acquisition software based on LabVIEW for the measurement of

1. ac susceptibility as a function of temperature (10- 350 K)

2. Resistivity and Impedance Spectroscopy (10 – 900 K)

Expertise in various Laboratory Techniques: (A) In-house Instruments  Rotating anode 18 kW Rigaku (TTRX-III) X-ray diffractometer  Hitachi S-4800 Field Emission Scanning Electron Microscopy  Seki Technotron Corp. Micro-Raman spectrometer  PerkinElmer spectrum 400 FT-IR spectrometer  Radiant Technology Multiferroic test system  N4L PSM 1735 Impedance analyzer  PerkinElmer DSC 8000 Differential Scanning Calorimeter  PerkinElmer STA 6000 Thermal Analysis  Excel Instruments Pulsed Laser Deposition  PerkinElmer LAMBDA 35 UV-Visible spectrophotometer  Edmund Bühler GmbH MAM-1Compact Arc Melter  RETSCH PM-100 Planetary Ball Milling (B) Instruments at other Institutions  Synchrotron XRD at Indus Synchrotrons Utilization Division in Raja Ramanna Centre for Advanced Technology (RRCAT) Indore.  X-ray Absorption Near Edge Spectroscopy at RRCAT Indore.  Neutron Diffraction at Dhruva reactor, Bhabha Atomic Research Centre (BARC) Mumbai Computational Skills  Good knowledge in crystal structure simulation and refinement  Operating systems used: Windows, Linux  Software Packages used:  Origin for scientific graphing and data analysis  FullProf for Multiphase Rietveld Analysis and Simulation  LabVIEW for Data Acquisition  MATLAB for numerical analysis

Teaching Experience:  Teaching assistance for the course PH110 About PH110: This general physics laboratory course is taught to 1st year students of B. Tech. at IIT Patna

 Teaching assistance for the course NT502 About NT502: This physics course of analytical techniques is taught to 1st year students of M. Tech. (Nanoscience and Technology) at IIT Patna

 Teaching assistance for the courses MS506 and MS516 About MS506 and MS516: These respective courses of Microstructure and Phase Analysis Laboratory and Materials Characterisation Laboratory are taught to 1st year students of M. Tech. (Nanoscience and Technology) at IIT Patna

PUBLICATIONS Peer Reviewed International Journals: 1. P. Kumar, N. Shankhwar, A. Srinivasan and M. Kar, Oxygen Octahedra Distortion induced Structural and Magnetic Phase Transitions in Bi1-xCaxFe1-xMnxO3 Ceramics, Journal of Applied Physics, 117 (2015) 194103. 2. P. Kumar, C. Panda and M. Kar, Effect of Rhombohedral to Orthorhombic Transition on Magnetic and Dielectric Properties of La and Ti co-substituted BiFeO3, Smart Material and Structures, 24 (2015) 045028. 3. P. Kumar and M. Kar, Effect of Structural Phase Transition on Magnetic and Optical Properties of co- substituted Bismuth Ferrite, Materials Science in Semiconductor Processing 31(2015) 262. 4. P. Kumar and M. Kar, Effect of Structural Transition on Magnetic and Dielectric Properties of La and Mn co-substituted BiFeO3 Ceramics, Material Chemistry and Physics 148 (2014) 968. 5. P. Kumar and M. Kar, Effect of Structural Transition on Magnetic and Optical Properties of Ca and Ti co-substituted BiFeO3 Ceramics, Journal of Alloys and Compound 584 (2014) 566.

6. P. Kumar and M. Kar, Tuning of Net Magnetic Moment in BiFeO3 Multiferroics by Co-substitution of Nd and Mn, Physica B 448 (2014) 90. 7. P. Kour, P. Kumar, S. K. Sinha and M. Kar, Study of Dielectric and Impedance spectroscopy of La Substituted Nanocrystalline Pb(Zr0.52Ti0.48)O3 Ceramics, Journal of Materials Science: Materials in Electronics, 26 (2015) 1304. 8. V. Kumar, S. Kumari, P. Kumar, M. Kar, L. Kumar, Structural Analysis by Rietveld Method and its Correlation with Optical Properties of Nanocrystalline Zinc Oxide, Advanced Materials Letters 6(2) (2015) 139. 9. S. Kumari, V. Kumar, P. Kumar, M. Kar and L. Kumar, Structural and Magnetic Properties of Nanocrystalline Yttrium Substituted Cobalt Ferrite Synthesized by the Citrate Precursor Technique, Advance Powder Technology 26(1) (2015) 213. 10. L. Kumar, P. Kumar and M. Kar, Low Temperature and High Magnetic Field Dependence Magnetic Properties of Nanocrystalline Cobalt Ferrite, Journal of Superconductivity and Novel Magnetism 27 (2014) 1677 11. L. Kumar, P. Kumar and M. Kar, Non-linear Behaviour of Coercivity to the Maximum Applied Field in La3+ substituted Nanocrystalline Cobalt Ferrite, Physica B 448 (2014) 38. 12. P. Kour, P. Kumar, S. K. Sinha and M. Kar, Electrical Properties of Calcium Modified PZT (52/48) Ceramics, Solid State Communications 190 (2014) 33.

13. L. Kumar, P. Kumar and M. Kar, Cation Distribution by Rietveld Technique and Magnetocrystalline Anisotropy of Zn Substituted Nanocrystalline Cobalt Ferrite, Journal of Alloys Compound 551 (2013) 72. 14. L. Kumar, P. Kumar and M. Kar, Effect of Non Magnetic Substitution on the Structural and Magnetic Properties of Spinel Cobalt Ferrite (CoFe2-xAlxO4) Ceramics, Journal of Materials Science: Materials in Electronics 24(8) (2013) 2706. 15. L. Kumar, P. Kumar and M. Kar, Comparative studies on Magnetocrystalline anisotropy constant of

CoFe1.5M0.5O4, M=Al & Cr, Physics Express 3 (2013) 21. 16. L. Kumar, P. Kumar and M. Kar, Influence of Mn substitution on crystal structure and magnetocrystalline anisotropy of nanocrystalline Co1-xMnxFe2-2xMn2xO4, Applied Nanoscience 3 (2013) 75. 17. L. Kumar, P. Kumar, A. Narayan and M. Kar, Rietveld Analysis of XRD Patterns of Different Size Nanocrystalline Cobalt Ferrite, International Nano Letters, 3 (2013) 8. Peer Reviewed AIP Conference Proceeding: 1. P. Kumar and M. Kar, Double Crystal Symmetries in Morphotropic Phase Boundary of Substituted BiFeO3 Ceramics, AIP Conf. Proc. 1665 (2014) 050178. 2. P. Kumar and M. Kar, Effect of excess bismuth on Synthesis of Bismuth Ferrite, AIP Conf. Proc. 1536 (2013) 1041. 3. P. Kour, P. Kumar, M. Kar and S. K. Sinha, Effect of Strontium Substitution on dielectric constants of PZT Nanocrystalline Ceramics, AIP Conf. Proc. 1536 (2013) 667. 4. P. Kumar, M. Kar, A. V. Sanchela, C. V. Tomy and A. D. Thakur, Nanostructured Zinc Oxide as a Prospective Room Temperature Thermoelectric Material, AIP Conf. Proc. 1512 (2013) 364. 5. P. Kour, P. Kumar, M. Kar and S. K. Sinha, Enhance of Ferroelectric Properties by Modifying Pb2+ side by Mg2+ in PZT (52/48) Ceramics, AIP Conf. Proc. 1512 (2013) 1276.

6. C. Panda, P. Kumar and M. Kar, Structural Analysis and Electrical Properties of Bi1-xLaxFe1-xTixO3 Ceramics. AIP Conf. Proc. 1512 (2013) 1286. International Conference Presentations: 1. P. Kumar, A. K. Sinha, A. Sagdeo, M. N. Singh and M. Kar, Comparative study on oxygen th octahedral tilting induced structural transition in co-substituted BiFeO3 ceramics, 5 conference on Neutron Scattering (CNS-2015), BARC Mumbai (Maharashtra), February 2-4, 2015. 2. P. Kumar, R. Kumar and M. Kar, Enhanced Magnetic Properties near MPB in Ho and Mn co- substituted Nanocrystalline BiFeO3, NANOCON 2014, Pune (Maharastra) October 14-15, 2014. 3. L. Kumar, S. Kumari, V. Kumar, P. Kumar and M. Kar, Structural and Magnetic Properties of Rare Earth Substituted Nanocrystalline Cobalt Ferrite, International Conference on Electron Microscopy & XXXV Annual Meeting of Electron Microscope Society of India (EMSI-2014), University of Delhi, India, July 9-11, 2014,. 4. S. Greculeasa, V. Kuncser, G. Schinteie, L. Kumar, P. Kumar, B. Sahoo and M. Kar. Magnetic and Mössbauer spectroscopy study of Al and Mn substituted nanocrystalline Ni ferrites, Electroceramics XIV Conference, Romania, June 16-20, 2014. 5. P. Kour, P. Kumar, M. Kar and S. K. Sinha, Effect of Neodynium Doping on the Dielectric and Impendance of PZT Nanoceramics, IUMRS-ICA, 2013, IISc Bangalore, Dec 16-20, 2013.

6. P. Kumar and M. Kar, Weak Ferromagnetism in Nd and Mn codoped BiFeO3 Multiferroic, MagMA- 2013. IIT Guwahati, Dec 05-07, 2013.

7. P. Kumar and M. Kar, Effect of Structural transition on Magnetic Properties of La and Mn co- substituted Bismuth Ferrite, SPPS-2013, ISM Dhanbad, Nov 18-20, 2013. 8. P. Kumar, R. Kumar and M. Kar, Enhanced Magnetic and Dielectric Properties of Ca2+ and Ti4+ codoped Bismuth Ferrite, EEMR-2013. CSIR - Institute of Minerals and materials Technology, Bhubaneswar, Aug 12-13. 9. L. Kumar, P. Kumar and M. Kar, Cations Distribution studies in Spinel Ferrites from XRD pattern by Rietveld Method, ICWNCN-2012. Delhi University. March 13-16, 2012. 10. L. Kumar, P. Kumar and M. Kar, Influence of non-magnetic Substitution on the Cation Distribution, Crystal Structure and Magnetocrystalline Anisotropy of Nanocrystalline Spinel Cobalt Ferrite, ICNANO-2011, Delhi University. Dec 18-21 2011. National Conference Presentations:

1. P. Kumar and M. Kar, Raman Spectroscopy and Direct Band Gap Studies on co-substituted Bismuth Ferrite, IOQO-2014, IIT Patna, Nov 7-8, 2014.

2. M. Kar and P. Kumar, Multiple Crystal Symmetries in Nanocrystalline Bi1-xNdxFe1-xMnxO3 Multiferroics, ETCMP-2014. T. M. Bhagalpur University, Jan 17-18, 2014.

3. P. Kumar and M. Kar, Ferromagnetism in Bismuth Ferrite by co-doping in Bi and Fe sites, CMDAYS-2013, NIT Rourkela, Rourkela. Aug 29-31, 2013.

4. P. Kour, P. Kumar, M. Kar and S. K. Sinha, Enhancement of Dielectric Constant by Calcium Substitution in Nanocrystalline PZT Ceramics, CMDAYS-2012. BIT Meshra, Ranchi. Aug 29-31, 2012. 5. L. Kumar, P. Kumar and M. Kar, Effect of Y3+ Substitution on the Structural and Magnetocrystalline Anisotropy of Nanocrystalline Cobalt Ferrite, RTCST- 2012, IIT Patna, March 3-4, 2012.

Workshops/Schools attended: 1. Pre-conference school on neutrons as probes of condensed matter, BARC Mumbai Jan 27-31, 2015. 2. Indo-Japan Workshop on Magnetism at Nanoscale -2015, NISER Bhubaneswar, Jan 9-12, 2015. 3. DST-SERC School on “Advanced Functional Magnetic Materials”, Goa Univ. Feb 03-21, 2014 4. A School on Basics of Magnetism and Investigations of Magnetic Properties of Materials using Synchrotron Radiation, Mar 24–28, 2014, RRCAT Indore. 5. National Instruments LabVIEW Basic Workshop on Data Acquisition, IIT Patna, Mar 3, 2012. 6. Patents and IPR Workshop, IIT Patna, Mar 3, 2013 7. ICWNCN-2012, Delhi University. Mar 13, 2012 8. A National Workshop on Condense Matter Physics, NIT Rourkela, Aug 29, 2013

Personal Information: Parents : Father: Satyanand Singh and Mother: Prabha Devi Permanent Address : Vill: Sattar, P.O.: Saray, Dist: Patna (Bihar), Pin code-801113 Sex : Male Marital Status : Unmarried Nationality : Indian Date of Birth : 10-05-1988

Academic Web Profiles: http://scholar.google.co.in/citations?user=aJXkiskAAAAJ&hl=en https://www.researchgate.net/profile/Pawan_Kumar48 http://pawankumariitp.webs.com/ References:

 Dr. Manoranjan Kar (Supervisor) (PhD, IIT Guwahati) Assistant Professor Department of Physics Indian Institute of Technology Patna Patliputra Colony, Patna- 800013 Phone: +91-612-2552013 Fax: +91-612- 2277383 Email: [email protected]

 Dr. Ayash Kanto Mukherjee (PhD, IISc Bangalore) Assistant Professor Department of Physics Indian Institute of Technology Patna Patliputra Colony, Patna- 800013 Phone: +91-612-2552016 Fax: +91-612- 2277383 Email: [email protected]

 Dr. Naveen Kumar Nishchal (PhD, IIT Delhi) Assistant Professor Department of Physics Indian Institute of Technology Patna Patliputra Colony, Patna- 800013 Phone: +91-612-2552027 Fax: +91-612- 2277383 Email: [email protected]

Declaration:

I hereby declare that the above information furnished by me is true to the best of my knowledge.

(PAWAN KUMAR)