Faculty At Physics Department



Dev Kumar Mahato
Dev Kumar Mahato
Ex-Head & Assistant Professor
Basic Information Research Interest:-Nano & bulk functional Materials, Advanced Ceramics, Smart Materials for Sensors and Actuators.
Email :- devk@nitp.ac.in
Phone :-+91-612-2371715*163

Subjects Teaching in Department
  1. Modern Analytic Tecnique
  2. Spectroscpic Tools
  3. Engineering Physics (1PH101, 2PH101)
  4. Materials Science and Technology (3PH103)
  5. Materials Science (5PH118)
  6. Modern Optics (6PH123)
  7. Engineering Physics Lab
Educational Qualification
  1. ISCAS Medal award-2018 - Indian Association of Solid State Chemist and Allied Scientist (ISCAS) - 2018
  2. Award/ Fellowship - Summer Research Fellowship Award, Indian Academy of Sciences Bangalore, (SRFP-2014). - 2014
  3. Ph.D - Regional Institute of Technology JSR (now NIT JSR) in association with NML(CSIR) JSR (Ranchi University) - 2004
  4. M.Sc.(Physics) - Ranchi University - 1993
  5. B.Sc.( Hons.) in Physics - Ranchi University - 1990
    Memberships & Society
    1. The Indian Society for Technical Education, Life member (LM 51240)
    2. Indian Association of Physics Teachers, Life member (L 6432)
    3. Indian Association of Solid State Chemists and Allied Scientists (ISCAS), Life member (LM-409)
    4. Orissa Physical Society, Life member (LM220)
      Current Administrative Responsibility
      1. Teaching- B.Tech and M.Sc. students
      2. Member of Departmental purchase committee
      3. . Member Secretary of DRC & DSC, Department of Physics, NIT Patna
      4. Ph. D. Coordinator
      5. XRD Lab In-Charge
        Past Administrative Responsibility
        1. Member of DRC, HSS Department, NIT Patna
        2. HOD, Department of Physics, NIT Patna
        3. Asst. Warden, Baghmati hostel NIT Patna
        4. Course Coordinator, Integrated M.Sc. Physics
        5. Library committee
        6. Member of DRC, ECE Department, NIT Patna
          Work Experiences
          1. NML (CSIR) Jamshedpur (Project fellow)
          2. Padmanava College of Engineering, Rourkela (Sr. Lecturee)
          3. National Institute of Technology Patna, Patna (Asst. Professor)
          4. Total 15 years teaching experience
            Books
            1. Conference Proceedings: Materialstoday: proceedings (Elsevier), Guest Editors: Dev Kumar Mahato and N. B. Singh, Elsevier(ISSN 2214-7853);www.sciencedirect.com, Vol. 4[4PE] - 2017.
            2. Engineering Physics, Dev K. Mahato, In progress.
              Journals
              1. D.K.Mahato, A.Molak, S.Pawlus, Impedance, dielectric, and magnetic properties study of La2CrMnO6 ceramics. Ceramic International. 46(5), April - 2020,6368-6376, https://doi.org/10.1016/j.ceramint.2019.11.114.
              2. Dev K. Mahato, Andrzej Molak, Anna Z. Szeremeta, Irena Gruszka, Pawel Zajdel, Michal Pilch, and Janusz Koperski, Determination of polaronic conductivity in disordered double perovskite La2CrMnO6. Journal of Electroceramics. 42 - 2019,136–146, .
              3. A. Molak, D.K. Mahato, A.Z. Szeremeta, Synthesis and characterization of electrical features of bismuth manganite and bismuth ferrite: Effects of doping in cationic and anionic sublattice: Materials for applications. Progress in Crystal Growth and Characterization of Materials. 64(Review Article) - 2018,1–22, .
              4. D. N. Singh, Dev K. Mahato and T. P. Sinha , Structural and electrical characterization of La2ZnMnO6 double perovskite. Phisica B:Condensed Matter . 550 - 2018,400-406, .
              5. Dev K. Mahato and T.P. Sinha , Observation of semiconductor to metallic transition and polaron hopping in double perovskite Pr2CoTiO6 ceramics. Physica B; Condensed matter. 512 - 2017,85-90, .
              6. Dev K. Mahato, S. Majumder and S. Banerjee, Large polaron tunneling, magnetic and impedance analysis of magnesium ferrite nanocrystallite. Applied Surface Science. 413 - 2017,149–159, .
              7. D. N. Singh, T. P. Sinha, and Dev K. Mahato, Electric Modulus, Scaling and ac conductivity of La2CuMnO6 double perovskite. J. Alloys Compd. . 729 - 2017,1226-1233., .
              8. Dev K. Mahato, S. Saha, T.P. Sinha, Structural and impedance spectroscopy of sol‒gel derived Bi0.9Pr0.1FeO3 nanoceramics. J. Phys. and Chem. of Solids. 92 - 2016,45–52, .
              9. Dev K. Mahato, M. Rudra and T.P. Sinha, Structural and electrical features of rare earth based double perovskite oxide: Pr2NiZrO6. J. Alloys Compd. . 689 - 2016,617-624, .
              10. Dev K. Mahato and T.P. Sinha, Dielectric, impedance and conduction behavior of double perovskite Pr2CuTiO6 ceramics. Journal of Electronic Materials. 46(1) - 2016,107-115, .
              11. M. Rudra, Dev K. Mahato, T. P. Sinha, Dipali Banerjee, Enhancement of Seebeck Coefficient in Bi – PAni Composite Synthesized by In-situ Polymerization. International Journal of Applied Engineering Research (IJAER). 5(2) - 2015,53-55, .
              12. Dev K. Mahato, S. Saha and T.P. Sinha , Impedance, scaling behavior and conduction mechanism in double perovskite Pr2CuZrO6 ceramics. J. Mat. Sci.: Mat. In Electronics . 27(4) - 2015,3845-3853, .
              13. Dev K. Mahato and T.P. Sinha, Electrical conductivity and dielectric relaxation in Pr2CoZrO6 double perovskite. Journal of Alloys and Compounds. 634(06), January - 2015,246-252, 10.1016/j.jallcom.2015.01.098.
              14. Dev K. Mahato and T.P. Sinha, Impedance study of rare earth complex perovskite Pr2CuZrO6 ceramics. Advances in Materials Science and Technologies, LAP LAMBERT publishing company, Berlin, Germany. - 2013,82-91, ISBN number of the book is 978-3-659-38098-3.
              15. Dev K. Mahato and T.P. Sinha, Electrical impedance and electric modulus approach of double perovskite Pr2ZnZrO6 ceramics. Mat. Sci.: Mat. In Electronics . 24(11) - 2013,4399-4405, 10.1007/s10854-013-1416-7.
              16. Dev K. Mahato, A. Dutta and T.P. Sinha, Electrical properties and scaling behaviour of rare earth based Ho2CoZrO6 double perovskite ceramics. Mat. Res. Bull. 47(12) - 2012,4226-4232, 10.1016/j.materresbull.2012.09.028.
              17. Dev K. Mahato, A. Dutta and T.P. Sinha, Synthesis and electric characterization of rare earth double perovskite Ho2CdZrO6 ceramics. Journal of Electroceramics. 29(2) - 2012,99-105, 10.1007/s10832-012-9751-2.
              18. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric relaxation in a new double perovskite oxide Ho2MgZrO6. Solid State Sciences. 14(1) - 2012,21-25, 10.1016/j.solidstatesciences.2011.10.009.
              19. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric Properties of Rare Earth Based Double perovskite Oxide Ho2NiTiO6. Functional materials, MACMILLAN Advanced Research Series. , 12th Dec. - 2011,76-80, .
              20. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric properties Of Double perovskite Ho2CuZrO6. Proc. 55th DAE SSP symposium 2010, AIP Con. Proc.1349. - 2011,947-948, .
              21. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric relaxation and ac conductivity of double perovskite Ho2ZnTiO6. Indian J. of Pure and Applied Physics. 49, September - 2011,613-618, 10.1016/j.physb.2011.04.012.
              22. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric relaxation in double perovskite oxide, Ho2CdTiO6. Bull. Mater. Sci. 120(4), June - 2011,455-462, 10.1007/s12034-011-0109-1 .
              23. Dev K. Mahato, A. Dutta, N. Kumar and T.P. Sinha, Electrcal properties of double perovskite oxide Ho2CuZrO6. Physica Scripta . 84(1), July - 2011,015602-4, 10.1088/0031-8949/84/01/015602.
              24. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric relaxation and ac conductivity of double perovskite oxide Ho2ZnZrO6. Physica B. 406 - 2011,2703-2078, .
              25. Dev K. Mahato, A. Dutta and T.P. Sinha, Impedance Spectroscopy analysis of double perovskite Ho2NiTiO6. J. Mat. Sci. 45(24) - 2010,6757-6762, .
              26. Dev K. Mahato and R.K. Chaudhary, Structural and Dielectric Characteristics of Ba doped PLZT ceramics. Bulletin of Orissa Physical Society. , 14th Feb. - 2007,52-58, .
              27. Dev K. Mahato, R.K. Chaudhary, and S.C. Srivastava, Dielectric and Piezoelectric Behaviour of spray Dried Pb1-3x/2 Smx(Zr0.53 Ti0.47)O3 Ceramic system. J. Applied Science . 6(3) - 2006,716-720, 10.3923/jas.2006.716.720.
              28. Dev K. Mahato, R.K. Chaudhary and S.C. Srivastava, Dielectric behaviors of spray dried Pb0.98 (La1-x/3 Nax)0.02 (Zrx Ti1-x)0.9950O3 system. J. Mat. Sci. . 40(2), January - 2005,381-386, 10.1007/s10853-005-6094-2 .
              29. Dev K. Mahato, R.K. Chaudhary, A.K. Bhattamishra and S.C. Srivastava, Synthesis and characterisation of some PLNZT ceramics. J. Mat. Sci Mat. in Electronics. 15(9), SEPT. - 2004,575-578, 10.1023/B:JMSE.0000036035.13186.37.
              30. Dev K. Mahato, R.K. Chaudhary, Piezoelectric characteristic of spray dried PLZT ceramics modified by sodium. J. Mat. Sci. Letters. 39(11) - 2004,3779-3781, 10.1023/B:JMSC.0000030737.89297.25.
              31. Dev K. Mahato, R.K. Chaudhary, N.N. Das and S.C. Srivastava, Thermal behaviour of PLNZT ceramics. Indian J. Pure and Applied Physics. 41 - 2003,767-770, .
              32. Dev K. Mahato, R.K. Chaudhary and S.C. Srivastava , Effect of Na on microstructure, dielectric and piezoelectric properties of PZT ceramics. J. Mat. Sci. Letters. 22(22) - 2003,1613-1615, 10.1023/A:1026396710879.
              33. Dev K. Mahato, R.K. Chaudhary and S.C. Srivastava , Sintering, microstructure and some dielectric properties of spray dried PLNZT ceramics. J. Met. Mater. Sci. . 44(2) - 2002,103-107, .
              34. S. C. Srivastava, P. N. Mishra and Dev K. Mahato, Determination of the combined state of atoms of lighter elements with the help of X-ray flurescence spectrometry. J. Met. Mater. Sci. . 43(3) - 2002,51-58, .
              35. Dev K. Mahato, R.K. Chaudhary, M.K. Mohanta, S.C. Srivastava, Phase Characterisation of PZT type ceramics prepared by spray drying technique. J. Met. Mater. Sci.. 43(3) - 2001,197-202, .
                International Conferences
                1. Laxman Singh, U. S. Rai, N. B. Singh, Y. Lee, D. K. Mahato, Divyanshu Bhardwajf, and K. D.Mandal, Dielectric properties of CaCu3-xMgxTi4O12 (x=0.20 & 0.50) material synthesized by the semi-wet route for energy storage capacitor, SPIE’s Defense + Commercial Sensing Symposium .  11020 1102002-1, University of Maryland, Baltimore County, Baltimore, USA,April 14-18 - 2019, .
                2. Digvijay N. Singh, T. P. Sinha and D. K. Mahato, Structural and Dielectric characteristics of La2CuMnO6 double perovskite ceramics, International Conference on Multifunctional Materials for Device Application-2016.  5640–5646, NIT Patna,October - 2017, .
                3. Dev K. Mahato and S. Banerjee, Dielectric characteristics of MgFe2O4 ferrite prepared by sol-gel auto-combustion method, International Conference on Multifunctional Materials for Device Application-2016.  5525–5531, NIT Patna,October - 2016, .
                4. Dev K. Mahato, Andrzej Molak and Anna Z. Szeremeta, Relaxations in Doped PZT and Epoxy-glue/Bi-Mn-O Composite” Materials Today Proceedings, International Conference on Multifunctional Materials for Device Application-2016.  5488–5496, NIT Patna,October - 2016, .
                5. Dev K. Mahato, Electrical characterization of double perovskite Praseodymium Zinc Zirconate Ceramics, First International Conference on Advanced Nanocomposite for Construction Materials (ICNC-2013) .  Invited Talks, Mahatma Gandhi University Kottayam, Kerala, India,12-14 March - 2013, Organised by Centre for Nanoscience and Nanotechnology (CNN) Mahatma Gandhi University Kottayam, Kerala, India & Institute of infrastructure Engineering and sustainable Management, Universiti Teknology Mara, 40450 Shah Alam, Selangor, Malasia .
                6. Dev K. Mahato and T.P. Sinha, Dielectric behaviour of Ho2CdZrO6 double perovskite, International Conference and workshop on Nanostructured Ceramics and other Nanomaterials (ICWNCN) .  Department of Physics & Astrophysics, university of Delhi, Delhi ,13-16 March - 2012, Abstracts & Souvenier volume..
                7. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric Properties of Rare Earth Based Double perovskite Oxide Ho2NiTiO6, International Conference on Advanced Materials (ICAM-2011) .  76-80, Department of Physics, PSG College of Technology, Coimbatore, Dec 12-16 - 2011, .
                8. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric Properties of Rare Earth Based Double perovskite Oxide Ho2NiTiO6, International Conference on Advanced Materials (ICAM-2011) .  Department of Physics, PSG College of Technology, Coimbatore,12-16 Dec. - 2011, Souvenier volume of Abstracts.
                9. 12. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric properties of double perovskite Ho2CuZrO6, 55th DAE-Solid State Physics Symposium, Bhabha Atomic Research Centre, Mumbai.  Organised by Manipal University, Manipal,Dec 2630- - 2010, Souvenier volume of Abstracts.
                10. Dev K. Mahato and T.P. Sinha, Dielectric relaxation in Double perovskite Ho2ZnTiO6, Interational conference on Electroceramic (ICE- 2009).  Department of Physics and Astrophysics, University of Delhi, New Delhi ,13-17 Dec - 2009, Souvenier volume of Abstracts.
                National Conferences
                1. B. Ghosh, D. K. Mahato, Formation of Magnetic Glass By Kinetic Arrest of First Order Magnetic Phase Transition In CaFeO3, 10th NATIONAL CONFERENCE ON SOLID STATE CHEMISTRY AND ALLIED AREAS (ISCAS – 2017).  15426–15430, Department of Physics, Delhi Technical University,July - 2018, .
                2. Dev K. Mahato, Synthesis and electrical features of Pr2ZnTiO6 ceramics, 10th NATIONAL CONFERENCE ON SOLID STATE CHEMISTRY AND ALLIED AREAS (ISCAS – 2017).  15298–15302, Department of Physics, Delhi Technical University,July - 2018, .
                3. Digvijay N. Singh, T. P. Sinha, and Dev K. Mahato, Electric Modulus approach for Analyzing Dielectric Behavior of La2NiMnO6, 6th NATIONAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NCNN VI - 2017).  9177–9181, Department of Physics, University of Lucknow , India,Feb 11-13 - 2018, .
                4. Dev K. Mahato, Ac conductivity analysis of nanocrystallite MgFe2O4 ferrite, 6th NATIONAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NCNN VI - 2017).  9191–9195, Department of Physics, University of Lucknow , India,Feb 11-13 - 2018, .
                5. Dev K. Mahato, National Conference on Mathematical Modelling and Application in Science & Engineering (MMASE-2013) .  Department of Mathematics, NIT Patna, Patna ,09-10 March - 2013, .
                6. Dev K. Mahato, A MHRD sponsored 2-days awareness workshop on national mission on Education through information & communication technology (NMEICT) .  ECE Department, NIT Patna, Patna,06-07 June - 2013, .
                7. Dev K. Mahato and T.P. Sinha, Impedance study and scaling behaviour of rare earth based Pr2CuZrO6 double perovskite ceramics, National Conference on Advances in materials science and Technologies.  Department of Physics, Kakataya University, Warangal,19-21 Nov - 2012, Abstracts & Souvenier volume.
                8. Dev K. Mahato and T.P. Sinha, Electrical behaviour of rare earth based Ho2CoZrO6 double perovskite ceramics, XVII National seminar on Ferroelectrics & dielectrics (NSFD-2012) .  Department of Physics, ITER, Sikhsa ‘O’ Anusandhan University, Bhubaneswar, Odihsa,17-21 Dec - 2012, Abstracts & Souvenier volume.
                9. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric relaxation of a new rare earth double perovskite oxide Ho2ZnZrO6, National Conference on Sensors and Actuators: Science to Technology (NCSA-11) .  Central Glass and Ceramic Research Institute, Kolkata (a unit of CSIR) & Sensor Hub (a unit sponsored by DST & CSIR) ,11-12 March - 2011, Souvenier volume of Abstracts.
                10. Dev K. Mahato, A UGC sponsored National Symposium on ‘Emerging Trends in Material Science (ETMS-2011).  Department of Physics & Department of Computer Science, Patna Women’s College, Patna.,27th Sept - 2011 , .
                11. Dev K. Mahato, A. Dutta and T.P. Sinha, Dielectric properties of Double perovskite Ho2CuZrO6, Proc. 55th DAE SSP symposium 2010, AIP Con. Proc..  947-948, Manipal University, Manipal, India,Dec 26-30 - 2010, .
                12. Dev K. Mahato, , National Symposium on ‘Ethics in Science & Technology’.  Science Departments, Patna Women’s College, Patna ,Aug. 22 - 2009, Souvenier abstract volume..
                13. Dev K. Mahato and R.K. Chaudhary and S. C. Srivastava , Microstructure, Dielectric and Ferroelectric properties of PLBZT ceramic system, UGC sponsored National seminar on ‘Application of Nanoscience and Nanotechnology.  Department of Physics, Patna Women’s College, Patna ,Sept. 12 - 2008, Souvenier abstract volume..
                14. Dev K. Mahato and R.K. Chaudhary, Sintering characteristics of spray dried PSNZT ceramic system, National conference on Condensed Matter Days (CM – DAYS) – 2007.  Department of Physics, NIT Rourkela (Orissa). ,29-31 Aug. - 2007 , Souvenier abstract volume..
                15. Dev K. Mahato and R.K. Chaudhary , Structural and Dielectric characteristics of Ba doped PLZT ceramics, XXIV convention of Orissa physical society and National seminar on Physics Education and Research… challenges ahead.  Ispat College, Rourkela (Orissa),10-11th Feb - 2007, Souvenier abstract volume.
                16. Dev K. Mahato and R.K. Chaudhary , National workshop (Sponsored by UGC) in Physics.  Department of Physics and Computer Science, Govt. Autonomous College, Rourkela (Orissa) ,12th Feb - 2007, .
                17. Dev K. Mahato and R.K. Chaudhary, Smart Materials: “Synthesis and some Electrical Characterisation”, National Conference .  Dalmia College, Rajgangpur, Orissa,8-10 Feb. - 2006, Souvenier abstract volume..
                18. Dev K. Mahato and R.K. Chaudhary , Dielecrtric and piezoelectric properties of PSZT ceramics prepared by spray drying technique, Research and development of chemistry in Academy and industry.  Department of Basic Science and Engineering, Padmanava College of Engineering, Rourkela - 2006, Souvenier abstract volume..
                19. Dev K. Mohato, R.K. Chaudhary and S.C. Srivastava , Synthesis and characterisation of Sm modified PZT ceramics prepared by spray drying technique, National conference on physics of Electronic materials and Devices (PEMD-2005).  P.G. Department of Physics, Sambalpur University, Sambalpur - 2005, Souvenier Abstract volume.
                20. Dev K. Mahato, R.K. Chaudhary, M.K. Mohanta, S.C. Srivastava , Co-existence of multiple phases in spray dried and calcined PZT-type materials, National Seminar on New Perspective in Ceramic Research and Industrial Development (NIPCRID 2002).  Department of Ceramic Engineering, Institute of Technology, Banaras Hindu University, Varanasi - 2002, Souvenier volume of Abstracts.
                21. Dev K. Mahato, R.K. Chaudhary, M.K. Mohanta, S.C. Srivastava, Electrical and electromechanical properties of La and Na modified lead zirconate titanate, National Seminar on New Perspective in Ceramic Research and Industrial Development (NIPCRID 2002).  Department of Ceramic Engineering, Institute of Technology, Banaras Hindu University, Varanasi - 2002, Souvenier volume of Abstracts.
                Professional Services
                1. Reviewer in Journal of Physics D: Applied Physics (IPP, UK), No.2
                2. Reviewer in Journal of Electroceramics (Springer), No. 1
                3. Reviewer in Bulletin of Materials science (Springer). No. 2
                4. Reviewer in Engineering Physics (Pearson), No. 1
                5. Reviewer in Physica B (Elsevier), No. 2
                Projects
                1. SERB ITS Award 2020
                2. DRDO Research Project on Development of multifunctional perovskite materials for device applications (completed on 2018)
                3. Auronautics R&D Board Project on Development of multi-stacked PLZT material for Aerospace actuator applications (Continue)
                Phd Students
                1. Anisha Jena (JRF,ARDB project) Continue).
                2. Prabudha Paul ( 2019 - Continue ).
                3. Ambedkar Kumar ( 2019 - Continue ).
                4. Digvijay Narayan Singh - Awarded2020 ).
                5. Mahtab Anwar ( 2018 - Continue ).