psingh.app's picture
Dr. Prabhakar Singh
Professor
Department of Physics,IIT (BHU) Varanasi
psingh.app@iitbhu.ac.in
9451002283
8004924507
Area of Interest: 
Material Science and technology, Ion conducting glasses, Electrolyte Materials of Fuel Cells, Electro-ceramics, Condensed matter Physics and renewable energy Sources.

Educational Qualifications:

  • Doctor of Philosophy (PhD): Natural Sciences, (Magna cum laude), Institute of Physical Chemistry, University of Muenster, Muenster, Germany. 
  • Master of Technology (M. Tech.): (9.20 CGPA), Materials Science and Technology, School of Materials Science and Technology, Institute of Technology, Banaras Hindu University, Varanasi-India.
  •  Master of Science (M. Sc.) : Physics,  (First, 74.00%), Department of Physics, Banaras Hindu University, Varanasi-India.
  • Bachelor of Science (B. Sc.):  (First, 74.44%), Major subjects: Physics and Mathematics; Subsidiary subject: Chemistry, Udai Pratap Autonomous College, Varanasi affiliated to Purvanchal University, Jaunpur-India.

Job Profile:

  • Professor: Department of Physics, IIT (BHU), Varanasi (since Sep 2015).
  • Associate Professor: Department of Physics, IIT (BHU), Varanasi (Nov 2010 - Sep 2015).
  • Reader: Applied Physics, I.T. BHU, Varanasi (Nov. 2007- Nov, 2010).
  • Lecturer in Physics, School of Sciences, Indira Gandhi National Open University, New Delhi (June 2006 - Nov. 2007).
  • Lecturer in Physics, Udai Pratap Autonomous College, Varanasi (Oct. 1999 - June 2006).

Courses Taken/Involved:
Digital Electronics and Microprocessors
Microwave and Radar Engineering
Electromagnetic Theory and Optics / Introduction to Engineering Electromagnetics
Alternative/Non-conventional/Renewable Energy Sources
Advanced Materials Characterization Techniques
Condensed Matter Physics

Present Group Members:
Research Associates:

1. Dr. Pardeep Kumar Jha (Institute PDF)
2. Dr. Priyanka A Jha (PDF under CSIR Sponsored Poject)
3. Dr. Pawan Kumar Dubey (N-PDF)
4. Dr. Ashutosh Kumar Shahi (N-PDF)

PhD Students:
1. Mr. Onkar Nath Verma
2. Mr. Saurabh Singh
3. Ms. Vani Pawar
4. Mr. Ashishkumar Yadav (on leave)
5. Ms. Pragati Singh
6. Mr. Manish Kumar
7. Mr. Ajay Shankar Bangwal
8. Ms. Vandna Tomar
9. Ms. Manisha Chauhan

M. Tech. Student:
1. Mr. Dhruvil Hapani

Former Group Members:
Research Associates:

1. Dr. Rajesh Kumar Singh (UGC - Dr. D. S. Kothari Post Doctoral Fellow)
2. Dr. Avadhesh Kumar Yadav (Research Associate-BRNS Project)
3. Dr. Nitish Kumar Singh (Research Associate-DRDO Project)
4. Dr. Satish Kumar Mandal (Research Associate-BRNS Project)

PhD Students:
1. Dr. Nitish Kumar Singh
2. Dr. Raghvendra Pandey
3. Dr. Dr. Bheeshma Pratap Singh
4. Dr. Praveen Kumar Yadav

M. Tech. Students:
1. Mr. Ankit Khanna
2. Mr. Hardeep Singh Sohee
3. Mr. Sharath S U
4. Mr. Kalluru Harsha Vardhan Reddy
5. Mr. Nishant Gupta
6. Mr. Hirulkar Ajay Prakash
7. Mr. Dinesh Kumar
8. Ms. Madhvi Swami
 

Field of Research Interest:
Experimental Materials Science and technology including Ion Conducting Glasses, Solid state electrolytes, Materials for Fuel Cells, Ceramic Materials for Sensor applications, Electrical, dielectric and piezoelectric properties of the electro-ceramics  Functional materials for energy applications.

Papers Published/Accepted:  
  1. Structural and electrical conduction behaviour of yttrium doped strontium titanate: anode material for SOFC application, Saurabh Singh, Priyanka A. Jha, Sabrina Presto, Massimo Viviani, A. S. K. Sinha, Salil Varma and Prabhakar Singh, J. Alloys and Compounds (accepted)
  2. Surface modification of aligned TiO2 nanotubes by Cu2O nanoparticles and their enhanced photo electrochemical properties and hydrogen generation application, Pawan K. Dubey, R. Kumar, R. S. Tiwari, O. N. Srivastava, A. C. Pandey and P. Singh, Int. J. Hydrogen Energy (accepted).
  3. Electrical conductivity of NiMo-based double perovskites under SOFC anodic conditions, S. Presto, P. Kumar, S. Varma, M. Viviani and Prabhakar Singh, Int. J. Hydrogen energy (accepted).
  4. The effect of synthesis and thermal treatment on phase composition and ionic conductivity of Na doped SrSiO3. R. Pandey, M. Viviani, P. Singh, R. Botter, M. P. Carpanese, A. Barbucci and S. Presto, Solid State Ionics, 314 172-177 (2018).
  5. A structural –electrical property correlation in A-site double substituted lanthanum aluminate, O. N. Verma, P. K. Jha and P. Singh, J. Appl. Phys. 122, 225106 (2017).
  6. Sm/Ti co-substituted bismuth ferrite multiferroics: reciprocity between tetragonality and piezoelectricity, Pardeep K. Jha, Priyanka A. Jha, P. Singh, R. Ranjan and R. K. Dwivedi, Phys. Chem. Chem. Phys., DOI 10.1039/C7CP01849E.      
  7. Electrical conductivity of YSZ-SDC composite solid electrolyte synthesized via glycine nitrate method, Raghvendra, Prabhakar Singh, Ceram. Int. 43: 11692-11698 (2017).
  8. Effect of samarium (Sm3+) doping on structure and electrical conductivity of double perovskite Sr2NiMoO6 as anode material for SOFC, Pravin Kumar, Sabrina Presto, A.S.K. Sinha, Salil Varma, Massimo Viviani, Prabhakar Singh, J. Alloys and Compounds, 725: 1123-1129 (2017).
  9. A comparative of aqueous tape and pellet of La0.89 Ba0.01Sr0.1Al0.9Mg0.1O3-δ electrolyte material, O.N. Verma, Priyanka A. Jha, Anand Melkeri and Prabhakar Singh, Physica B: Condensed Matter 521: 230-238 (2017).
  10. Large Polaron Hopping phenomenon in Lanthanum doped Strontium Titanate, Saurabh Singh,  Priyanka A. Jha, Salil Varma and Prabhakar Singh, J. Alloys and Comp. 704: 707-716 (2017).  
  11. A comparative of structural, optical, mechanical and electrical properties of alkaline earth metal substituted tellurite glasses, Awadhesh Kumar Ydav, Priyanka A. Jha and Prabhakar Singh, J. Mater. Sci. Mater. Electron. DOI 10.1007/s10854-017-6431-7.
  12. AC conductivity and ion dynamics of alkaline earth metal substituted telluride glasses, Priyanka A. Jha, Avadhesh Kumar Yadav, Pardeep K. Jha. Prabhakar Singh, J. Non-crystalline solids 452 (2016) 203-209
  13. Synthesis, characterization and AC conductivity of alkali metal substituted telluride glasses, Awadhesh Kumar Yadav, Priyanka A. Jha, Sevi Murugavel and Prabhakar Singh, Solid State Ionics 296 (2016) 54 – 62.
  14. Structural and electrical characterizations of cerium (Ce3+)- doped double perovskite system Sr2NiMoO6-δ, Pravin Kumar, Nitish Kumar Singh, A. S. K. Sinha, Prabhakar Singh, Appl. Phys. A 122 (2016) 828 
  1. Effect of donor and acceptor dopants on crystallization, microstructural and dielectric behaviors of barium strontium titanate glass ceramics, Avadhesh Kumar Yadav, C.R. Gautam, Prabhakar Singh, J. Alloys and Compounds 672 (2016) 52-58
  2. Effect of lanthanum (La3+) doping on structural and the electrical properties of double perovskite Sr2NiMoO6, Pravin Kumar, Nitish Kumar Singh, Goving Gupta, Prabhakar Singh, RSC Advances 6 (2016) 22094 – 22102
  3. Fabrication of Lanthanum Ferrite based Liquefied Petroleum Gas Sensor, Avadhesh Kumar Yadav, Prabhakar Singh, Sensors& Actuators: B. Chemical 229 (2016) 25-30. 
  4. Electrical conduction mechanism in Se90-xTe5Sn5Inx (x = 0, 3, 6 and 9) multicomponent glassy alloys, Indra Sen Ram, Sunil Kumar, Rajesh Kumar Singh, Prabhakar Singh, and Kedar Singh, AIP Advances 5 (2015) 087164
  5. Influence of Ni/Mo ratio on structural and electrical properties of double perovskite system Sr2Ni1+xMo1-xO6−δ, Pravin Kumar, Nitish Kumar Singh, Rajesh Kumar Singh and Prabhakar Singh, Appl. Phys. A  121, (2015) 635-644
  6. A Review on Structure of Glasses by Raman Spectroscopy, A. K. Yadav, Prabhakar Singh, RSC Adv5 (2015) 67583.
  7. Improved photo-luminescence behaviour of Eu3+ activated CaMoO4 nanoparticles via Zn2+ incorporation, B. P. Singh, Maheshwary, P. V. Ramakrishna, Saurabh Singh, V. K. Sonu, Santosh Singh, Prabhakar Singh, A. Bahadur, R. A. Singh and S. B. Rai, RSC Adv5(2015) 55977-55985. 
  8. Impedance Spectroscopic Studies of Mixed Alkali Tellurite glasses, Avadhesh Kumar Yadav, Prabhakar Singh, J. Mater Sci: Materials in Electronics 26 (2015) 9443-9450.
  9. Dielectric Behavior of Lanthanum added Barium Strontium Titanate Borosilicate Glass Ceramics, Avadhesh Kumar Yadav, ChandkiramGautam, Prabhakar Singh, J. Mater Sci: Materials in Electronics 26 (2015) 5001-5008.
  10. Study of ion dynamics in lanthanum aluminate probed by conductivity spectroscopy, O.N. Verma, N.K. Singh, Raghvendra, Prabhakar Singh, RSC Adv. 5 (2015) 21614-21619. 
  11. Influence of Bi2O3 additive on the electrical conductivity of calcia stabilized zirconia solid electrolyte,Raghvendra, Prabhakar Singh,J. Eur. Ceram. Soc.35(2015) 1485-1493.
  12. Electrical conductivity of bismuth doped dysprosia stabilized zirconia as an electrolyte material for solid oxide fuel cell, Raghvendra, Prabhakar Singh, Int. J. Mater. Res. 106 (2015) 535-538.
  13. Anomalous Electrical Properties of Poly Vinyl Alcohol film with Tb3+ ion and Copper nanoparticles in different solvents, Brijesh Kumar, GagandeepKaur, Prabhakar Singh, S.B. Rai, RSC Advances 5 (2015) 1648-1654. 
  14. Crystallization and Dielectric Properties of Fe2O3 Doped Barium Strontium Titanate Borosilicate Glass, A.K. Yadav, C.R. Gautam, Prabhakar Singh, RSC Advances 5 (2015) 2819-2826.
  15. Enhanced up-conversion and temperature-sensing behaviour of Er3+ and Yb3+ co-doped Y2Ti 2O7 by incorporation of Li+ ions, B.P. Singh, A.K. Parchur, R.S. Ningthoujam, P.V. Ramakrishna, S. Singh, Prabhakar Singh, S.B. Rai, R. Maalej, Physical Chemistry Chemical Physics 16 (2014) (41), 22665-22676. 
  16. Electrical conductivity of LSGM-YSZ composite materials synthesized via co-precipitation route, Raghvendra, Rajesh Kumar Singh, Prabhakar Singh, J. Materials Science 49 (2014) 5571-5578.
  17. Structural and Electrical Behavior of Double Perovskite Material Sr2NiMoO6-δ,
    Pravin Kumar, Rajesh Kumar Singh and Prabhakar Singh, Adv. Sci. Lett. 20 (2014) 647-649. 
  18. Investigations on structural and electrical properties of calcium substituted LSGM electrolyte materials for IT-SOFC, Raghvendra, Rajesh Kumar Singh, Prabhakar Singh, Ceramics International 40 (2014) 10711-10718.
  19. Influence of small DC-bias field on the electrical behaviour of Sr and Mg doped lanthanum Gallate,Raghvendra, Rajesh Kumar Singh, Prabhakar Singh, Appl. Phys. A 116 (2014) 1793-1800.
  20. Electrical conductivity of barium substituted LSGM electrolyte materials for IT-SOFC,  Raghvendra, Rajesh Kumar Singh, Prabhakar Singh, Solid State Ionics, 262 (2014) 428-432.
  21. Synthesis of La0.9Sr0.1Ga0.8Mg0.2O3-δ electrolyte via ethylene glycol route and its characterizations for IT-SOFC, Raghvendra, Rajesh Kumar Singh, Prabhakar Singh, Ceramics International 40 (2014) 7177-7184. 
  22. Influence of Gd3+ co-doping on structural property of CaMoO4:Eu nanoparticles, B. P. Singh, A.K. Parchur, R.S. Ningthoujam, A.A. Ansari, P. Singh and S.B. Rai, Dalton Transactions 43 (12) (2014) 4770-4778. 
  23. Enhanced photoluminescence in CaMoO4:Eu3+ by Gd3+ co-doping, B. P. Singh, A. K. Parchur, R. S. Ningthoujam, A. A. Ansari, P. Singh and S.B. Rai, Dalton Transactions, 43 (12) (2014) 4779-4789. 
  24. Dye sensitized solar cell based on poly(vinyl alcohol) doped with ammonium iodide solid polymer electrolyte, Journal of Optoelectronics and Advanced Materials, V.K. Singh, A. Annu, U. Singh, Prabhakar Singh, S.P. Singh, P.K. Singh 15 (2013) 927.
  25. Influence of grain and grainboundary resistances on dielectric properties of KNbO3 under small DC bias field, Sharath S. U., R. K. Singh, Raghvendra, B.P. Singh, P. Kumar and Prabhakar Singh, J. American Ceramic Soceity 96 (2013) 3127-3132. 
  26. Synthesis, I R, crystallization and dielectric study of (Pb,Sr)TiO­3 borosilicate glass ceramics, C. R. Gautam, D. Kumar, O. Parkash and Prabhakar Singh, Bulletin of Materials Science, 36 (2013) 461. 
  27. Effect of isovalent ion substitution on electrical and dielectric properties of LaCrO3, Pravin Kumar,Rajesh Kumar Singh, A.S.K. Sinha and Prabhakar Singh, Journal of Alloys and Compounds 576 (2013) 154.
  28. Structural and up-conversion properties of Er3+ and Yb3+ co-doped Y2Ti2O7 phosphors, B. P. Singh, A.K. Parchur, R.K. Singh, A.A. Ansari, P. Singh and S. B. Rai, Physical Chemistry Chemical Physics, 15 (2013) 3480.
  29. Synthesis, structural, optical and electrical properties of metal nanoparticle–rare earth ion dispersed in polymer film, Brijesh Kumar, Gagandeep Kaur, P. Singh, S. B. Rai, Applied Physics B, 110 (2013) 345.
  30. Structural characterization, electrical and dielectric relaxations in Dy-doped zirconia, Raghvendra, Prabhakar Singh, Rajesh Kumar Singh, Journal of Alloys and Compounds 549 (2013) 238. 
  31. Effect of Pb addition on dielectric relaxation in Se80In20 glassy system, IndraSen Ram, Rajesh Kumar Singh, Prabhakar Singh, Kedar Singh, Journal of Alloys and Compounds 552 (2013) 480.
  32. Synthesis, crystallisation and microstructural study of perovskite (Ba,Sr)TiO3 borosilicate glass ceramic doped with La2O3, ChandkiramGautam , Avadhesh Kumar Yadav,  Prabhakar Singh, Material Research Innovations 17 (2013) 148.
  33. Effect of Different Sized of Ceo2 Nano Particles on Decomposition and Hydrogen Sorption Kinetics of Magnesium Hydride, Rajesh Kumar Singh, T. Sadhasivam, G. I. Sheeja, Prabhakar Singh and O. N. Srivastava, Int. Journal of Hydrogen Energy38 (2013) 6221. 
  34. Structural and Electrical Characterizations of Lanthanum Chromite: Effect of Synthesis Routes, Pravin Kumar, Rajesh Kumar Singh and Prabhakar Singh, Transactions of Indian Ceramic Society, 71 (2012) 239.
  35. Electrical conductivity of undoped, singly doped, and co-doped ceria, Nitish Kumar Singh ,Prabhakar Singh, Devendra Kumar and Om Parkash, Ionics, 18 (2012) 127. 
  36. Synthesis, structure and impedance spectroscopic analysis of [(PbxSr12x)_OTiO2] [(2SiO2_B2O3)]–7[BaO]–3[K2O], glassceramic system doped with La2O3, C.R. Gautam, Prabhakar Singh, O.P. Thakur, D. Kumar, O. Parkash, Journal of Materials Science, 47 (2012) 6652. 
  37. Dispersion in AC conductivity of fragile glass melts near glass transition temperature, Prabhakar Singh, Bheeshma Pratap Singh, Raghvendra, Solid State Ionics 227 (2012) 39.
  38. Crystallization Kinematics and Dielectric Behavior of (Ba,Sr)TiO3 Borosilicate Glass Ceramics,Avadhesh Kumar Yadav, ChandkiramGautam, Prabhakar Singh, New Journal of Glass and Ceramics, 2 (2012) 126.
  39. Study of Impedance Spectroscopy of Ferroelectric (PbSr)TiO3 Glass Ceramic Systemwith Addition of La2O3, C.R. Gautam, D. Kumar, Prabhakar Singh, O. Parkash, ISRN Spectroscopy, 2012 (2012) 1.
  40. Scaling of the low temperature conductivity spectra of BaSn1-xNbxO3 (x ≤ 0.100): Temperature and compositional independent conductivity,Prabhakar Singh, Raghvendra, Om Parkash and Devendra Kumar, Physical Review B 84 (2011) 174306. [I.F.-3.736]
  41. Auto Combustion Synthesis and Properties of Ce0.85Gd0.15O1.925 for Intermediate Temperature Solid Oxide Fuel Cells Electrolyte, Nitish Kumar Singh ,Prabhakar Singh, Manish Kumar Singh, Devendra Kumar and Om Parkash, Solid State Ionics, 192 (2011) 431. 
  42. Dielectric Properties of Calcium Doped BaTi0.85Sn0.15O3: A Diffuse Phase Transition,Sindhu Singh, Prabhakar Singh, Om Parkash, Devendra Kumar, Materials Chemistry and Physics 123 (2010) 786. 
  43. Structural and relaxor behaviour of (B1-xLax)(Ti0.85Sn0.15)O3 ceramics obtained by solid state reaction,Sindhu Singh, Prabhakar Singh, Om Parkash, Devendra Kumar, Journal of alloys and Compounds 493 (2010) 522. 
  44. Electronic Structure, Electrical and Dielectric Properties of BaSnO3 below 300 K, Prabhakar Singh, B. J. Brandenburg, C. P. Sebastian, Prakash Singh, Sindhu Singh, D. Kumar, O. Parkash, Japanese J. Appl. Phys. 47 (2008) 3540. 
  45. Electrical Conduction Behavior and Immittance Analysis of Gd and Mn Substituted Strontium Titanate, Prakash Singh, Prabhakar Singh, Sindhu Singh, Om Parkash, Devendra Kumar J. Mater. Sci. 43 (2008) 989. 
  46. XPS and Mössbauer studies on BaSn1-xNbxO3 (x ≤ 0.100), Prabhakar Singh, B. J. Brandenburg, C. P. Sebastian, D. Kumar, O. Parkash, Materials Research Bulletin 43 (2008) 2078. 
  47. Conductivity Dispersion in Supercooled Calcium Potassium Nitrate:Caged Ionic Motion Viewed as Part of Standard Behaviour, Klaus Funke, Prabhakar Singh, RadhaDilipBanhatti, Phys. Chem. Chem. Phys. 9 (2007) 5582. 
  48. Correlation of microstructure and electrical conduction behaviour with defect structure of niobium doped barium stannate, Prabhakar Singh, C. P. Sebastian, D. Kumar, O. Parkash, J. Alloys and Compounds 437 (2007) 34.
  49. Dielectric behaviour of the system BaSn1-xNbxO3 (x ≤ 0.10), Prabhakar Singh, D. Kumar,O. Parkash, J. Appl. Phys. 97 (2005) 74103
  50. Non-Arrhenius viscosity related to short-time ion dynamics in a fragile molten salt, P. Singh, R.D. Banhatti, K. Funke, Phys. Chem. Chem. Phys. 7 (2005) 1096. 
  51. Electrical conduction behaviour of perovskite oxide system BaSn1-xNbxO3, Prabhakar Singh, O. Parkash, D. Kumar, Solid State Ionics 176 (issue 25-28) (2005) 2167.
  52. Correlation between viscosity and ion dynamics in a fragile ionic melts, Prabhakar Singh, R. D. Banhatti and K. Funke, Phys. Chem. Glasses 46 (2005) 241.
  53. DC conduction behaviour of niobium doped barium stannate, Prabhakar Singh, O. Parkash, D. Kumar, Journal of Materials Science: Materials in Electronics 16 (2005) 145.
  54. Ionic conductivity of fragile glass-forming molten salt: modeling its dependence on frequency, temperature and pressure,K. Funke, M. D. Ingram, R. D. Banhatti, Prabhakar Singh and S. J. Pas, Z. Metallkunde 95 (2004) 921.

Papers Published as Conference Proceedings.

  1. Observation of shift in band gap with annealing in hydrothermally synthesized TiO2 thin films, Vani Pawar, P. K. Jha and P. Singh, AIP Conf. Proc. (accepted).
  2. Study of lanthanum aluminate for cost effective electrolyte material for SOFC, O. N. Verma, A. K. Shahi and P. Singh, AIP Conf. Proc. (accepted).
  3. “Luminescence and Electrical Behavior of Lead Molybdate Nanoparticles” B. P. Singh, A. K. Parchur, S. B. Rai and P. Singh, AIP Conf. Proc. 1512 (2013) 248.
  4. “Electrical Properties of Ba doped LSGM as Electrolyte Material for Solid Oxide Fuel Cells”, Raghvendra, Rajesh Kumar Singh and Prabhakar Singh, AIP Conf. Proc. 1512 (2013) 976.
  5. “LSGM-YSZ composite as electrolyte materials for Solid oxide Fuel Cells”, Raghvendra, Prabhakar Singh, Conference Proceedings of ICRACM-2013.
  6. “Ab initio and DFT studies on vibrational spectra of Nephthalene, its cation and substituted naphthalene” S.K. Dwivedi, M.K. Singh, S.K. Singh, P. Singh, V.B. Singh, Proceedings of “Rajarshi Udai Pratap Memorial International Workshop on Spectroscopic Signatures of Molecular Complexes/Ions in our Atmosphere and Beyond” (2010, ISBN: 978-81-7124-764-6).
  7. “Conductivity and permittivity measurements of Calcium Nitrate-Potassium Nitrate Melt at Radiowave and Microwave Frequencies” P. Singh, Proceedings of 1st Rashtreeya Yuva Vaigyanic Sammelan (2008).
  8. Dielectric behaviour of manganese modified strontium titanate ceramics synthesized by solid state ceramic route, Prakash Singh, Prabhakar Singh, Om Prakash and D Kumar, International Journal of Modern Physics: Conference Series Vol. 22 (2013) 207–216   

 
Book / Monograph / Book Chapter writing: One book and three chapters

  • I have written following three chapters (in 2011) For IGNOU Physics B.Sc. Lab Course PHE-08L

1. Determination of Planck’s constant using photoelectric cell.
2. Study of Op-Amp as summing and inverting amplifier, differentiator and integrator.
3. Study of Op-Amp as non-inverting amplifier, comparator and square wave generator.
 
A monograph entitled "Ion Dynamics in Supercooled Calcium Nitrate-Potassium Nitrate Melt" (ISBN 978-3-8465-9160-4), evolved from my PhD thesis, has been published by LAP LAMBERT Academic Publishing GmbH & Co. KG in 2011.

Sponsored Projects: Funded by External Funding Egencies
 

Sl. No. Title of the project Sanction No. Total cost Agency Present status Role (PI/CI)
1. Preparation and Characterization of Alkaline Earth Co-doped Lanthanum Gallate for Intermediate Temperature Solid Oxide Fuel Cell Electrolyte Materials
 
 
SR/FTP/ETA/0005/2010
 
Rs.13,50,000/-
 
DST (Under FAST Track Scheme)
 
Completed
 
PI
2. Development of new electrolyte materials with optimized electrical / ionic conductivity for Solid Oxide Fuel Cells  
DNRD/05/4003/NRB/293
 
Rs.24,72,360/-
Naval Research Board (NRB) DRDO.  
Completed
 
PI
 
3.
 
Dynamics of Ions in Tellurite Glasses of Variable Composition
 
03(1300)/13/EMR-II
 
Rs.20,64,250/-
 
HRDG-CSIR
Completed  
PI
 
4
Development of SrTiO3 based anode materials for Intermediate Temperature Solid Oxide Fuel Cells  
34/14/15/2015/BRNS
 
Rs.29,74,400/-
 
BRNS
 
Running
 
 
PI
5. Investigations of Glass-ceramics for capacitive energy storage applications 03(1402)/17/EMR-II Rs. 26,47,200/- HRDG-CSIR Running PI

Conference/Workshop attended:

  1. Delivered and invited talk on “Effect of double doping on the ionic conductivity of ceramic electrolyte systems for SOFC applications” in 19th International Symposium on Eco-materials Processing and Design (ISEPD 2018) and Expo on Surface Coatings to be held at Marriott Jaipur from February 21-24, 2018.
  2. Delivered and invited talk on “Conductivity Spectroscopy: A tool to understand the ion dynamics in crystalline and amorphous Materials” The Thermans-18 Workshop on 17.01.2018 held in Goa between 16 and 20 January 2018.
  3. Delivered an Invited talk on “Compositional effect on the ionic conductivity in doped LaAlO3 based ceramic system” at 42nd ICACC held between 21-26 January, 2018 in Florida.
  4. Delivered an Invited talk on “Conductivity Spectroscopy” at 21st Workshop and Symposium on Thermal Analysis (Thermans -2018) organized by Department of   Chemistry, University of Goa, India (16-20 January, 2018).
  5.  Delivered Invited talk on “Solid Oxide Fuel Cells: fundamental and advancements in the field of electrolyte materials” at XXII National Symposium (NSU-2017) on   Advances in Ultrasonics and Materials Research. (November 8-10, 2017), organized by Department of Physics & Astronomical Science. Central University of Himachal Pradesh, Dharamshala, HP & Ultrasonics Society of India, National Physical Laboratory, Delhi.
  6. Delivered Invited talk on “Fabrication and electrical characterization of composite 8YSZ-Ce0.8Sm0.2O2-δ and Ce0.8Sm0.2O2-δ - Ce0.8Gd0.2O2-δ thin ceramic tapes for Solid Oxide fuel cells” in the 21st International conference on Solid State Ionics (SSI-21) organized by  University of Padua, Italy during June 18-23 June, 2017.
  7. Delivered a talk “Role of dopants on structural and electrical properties of electrolyte materials for solid oxide fuel cells.” at HS Gour Sagar University on 12.01.2017
  8. Delivered a talk “Structural and electrical properties of electrolyte materials for solid oxide fuel cells.” at IIT Patna on 27.11.2016.
  9. Presented two papers in the 20th International conference on solid state ionics (SSI-20)   organized by MRS in Keystone conference centre, Colorado, USA during June14-19, 2015.
  10. Delivered an invited talk on 12th June 2015 in the workshop on catalyst on the topic Ion   dynamics of Crystalline and amorphous materials organized by the Department of Chemical engg. and Technology, IIT (BHU) Varanasi.
  11. Delivered a Talk on “Polyol-mediated synthesis of calcia incorporated yttria stabilized zirconia solid electrolyte for SOFC application” in the 39th International conferences on  advances in ceramics and composite (ICACC-15) organised in Florida, USA, during January  25-29, 2015.
  12. Delivered an invited Talk on “Studies on Electrolyte Materials for SOFC Application”in the International Symposium on Materials Chemistry (ISMC-2015) organised by Bhabha  Atomic Research Centre (BARC), Mumbai during December 9-12, 2014 
  13. Delivered an invited Talk on “Scaling of the Conductivity Spectra: Dynamics of Ions in Crystalline and Amorphous Materials” in the International conference on Materials & Engineering (ICME) organized by Sharada University, Grater Noida in January, 6-8, 2014.
  14. Delivered an Invited talk entitled “Dynamics of ions in fragile glass melts probed by conductivity spectroscopy” at National Workshop on Recent Advances in Materials Science (NWRAMS)’ during 15-16 March 2013 at Lucknow University.
  15. Delivered an Invited talk entitled “How to learn Ion Dynamics from Scaling Behaviour of amorphous and Crystalline Materials” in conference on advances in laser and spectroscopy held between November 1-3, 2012 at ISM, Dhanbad.
  16. Participated in the short term course on “Renewable Energy Based Technology” conducted by NITTTR, Chandigarh between 18-22 July 2011.
  17. Presented a paper entitled “Dynamics of Ions in CKN and CRN Glass Melts Probed by         Conductivity Spectroscopy” in International Symposium on Materials Education organised by IISER Pune between March 26-28, 2011.
  18. Participated and gave oral presentation entitled “Probing Ion Dynamics in Disordered Materials by Conductivity Spectroscopy” in the national seminar on navel Materials organised by School of Materials Science Institute of technology, BHU Varanasi held between March 14-15,  2011.
  19. Participated in the national Seminar on Recent Trend in Condensed matter Physics Organised By department of Applied Physics, Institute of technology, BHU Varanasi held between March 6-7, 2011.
  20. Participated and gave oral presentation entitled “Fragility and Coupled to Decoupled Transition in a Calcium Nitrate-Potassium Nitrate Glass Melt” in International Symposium cum Workshop on Laser Induced Breakdown Spectroscopy organised by Department of Physics University of Allahabad, between December 21-23, 2010.
  21. Participated and gave oral presentation entitled “Electrical and Dielectric Properties of Nb Doped BaSnO3 below Room Temperature: Scaling Behavior of BaSn1-xNbxO3” in International Conference on Multifunctional materials organised by Department of Physics, Banaras Hindu University, Varanasi between December 7-9, 2010.
  22. Delivered invited talk entitled "A novel technique for measurement of conductivity and dielectric properties of materials at Radiowave and Microwave frequencies" in National Seminar on Photonics and Materials “NASPAM-2010” organised by Indian School of Mines, Dhanbad during 25-27 March 2010.
  23. Participated in “Rajarshi Udai Pratap Memorial International Workshop on Spectroscopic Signatures of Molecular Complexes/Ions in our Atmosphere and Beyond” held between 2-4 February, 2010 at Banaras Hindu University.
  24. Participated and presented a poster entitled “Effect of Co-doping on the properties of Ceria” in International Conference on Electroceramics held between 13th and 18th December, 2009 at University of Delhi, Delhi.
  25. Participated and presented a paper entitled “Auto Combustion Synthesis and Characterisation of Nano-Crystalline Ce0.85Gd0.15O1.925” in 17th International Conference on Solid state Ionics held between 28 June and 03 July 2009, at Toronto, Ontario, Canada.
  26. Participated and delivered a talk on “Photovoltaics and its application” in National seminar Physics inquest of alternative source of energy organised of Physics association, Motilal Nehru College (University of Delhi) held between December 19-20, 2008.
  27. Participated and presented a paper entitled “Conductivity and permittivity measurements of a calcium nitrate-potassium nitrate melt at radiowave and microwave frequencies” in 1st Rashtreeya Yuva Vaigyank Sammelan held between 28-30 November 2008,  organised by NIT Kurukshetra.
  28. Participated in workshop on “development of self-learning materials for newly induced faculty of IGNOU” organised by Staff Training and Research Institute of Distance Education, IGNOU, New Delhi
  29. Participated in “84th international Bunsen discussion meeting” on “structure and dynamics of disordered ionic materials” organized by university of Muenster at Muenster in Germany from 6-8 October 2004.
  30. Participated in “European materials research society” meeting organized by International Materials Science Community, at Strasbourg, in France from May 24 to 28, 2004 and presented a poster entitled “ion dynamics in fragile ionic melts from broadband conductivity spectroscopy”
  31. Participated in “7th ESG conference on Glass Science and technology” organized by The Greece Glass Federation, at Athens in Greece from 25 to 28 April 2004 and presented a poster entitled “correlation between viscosity and ion dynamics in a fragile ionic melts”.
  32. Participated in “international workshop on impedance spectroscopy” at Department of physics, university of Warsaw, Poland from 24-28 September 2003 and presented a Poster with a short talk on “electrical behaviour of perovskite oxide system BaSn1-xNbxO3”.
  33. Participated in the “national seminar” at department of ceramic engineering, institute of technology, Banaras Hindu University on February 18-19, 1999 and gave a talk on “effect of niobium substitution on the structural and electrical behaviour of BaSnO3”.

 
Popular Science Lectures: 

  1. Delivered lectures on digital electronic in IGNOU, New Delhi, which was telecasted (live) by satellite and later on telecasted on National DD Gyan Darshan Channel.
  2. Delivered popular lectures for PG and research students at the Department of Physics, Nagpur University, Nagpur.
  3. Delivered popular lectures for PG and research students at the department of Physics, Udai Pratap Autonomous College, Varanasi.
  4. Delivered a talk on 18.06.11 at Department of Physics, D.S.B. Campus, Kumau University, Nainital.
  5. Delivered a series of talks on basics of Physics & its application in smelter technology on 30th June and 1st July 2011 at Hindalco Industry, Renukoot, Sonebhadra.
  6. Delivered a lecture on March 5, 2013 in Summer School on development and Characterization of Advanced Materials at Department of Physics, BHU, Varanasi.
  7. For popularizing Physics among school students especially in rural area, I have delivered a few lectures on Physics topics at National Inter College, Kasimabad Ghazipur. Moreover in Urban area also I have delivered a lecture on Physics topics at Dalims School, Lahurabeer, Varanasi.
  8. .   Delivered a talk on “Scaling Behaviour of Crystalline and Amorphous Materials” at BARC and participated in a discussion meeting with the colleagues of Fuel Cell Materials and Catalysis Section, from 5th September to 6th September 2013.
  9. 10. Gave science lecture to school students of Vindhya Valley School, Baburi, Chandauli.
  10. Delivered a talk on Electromagnetics and its applications at Allahabad University for DST-INSPIRE programme.

 

  • Head of the Department, since 24-08-2017
  • Member Board of Governors of IIT(BHU) since 01-09-2017
  • Joint Chief Proctor of IIT (BHU) since 07.03.2013.
  • Chairman, Council of Wardens of IIT (BHU) Hostels from 08.04.2015 to 12.04.2018.
  • Administrative Warden of Limbdi Hostel from 11.8.2009 to 14.09.2013.
  • Proctor of BHU from 05.01.2012 to 12.01.2013.
  • In charge of Inter IIT Staff teams of IIT (BHU) in 2015 at IIT Mumbai.
  • Represented IIT (BHU) as a player in the Inter IIT Staff Cricket team in 2013 at IIT Guwahati and in 2014 IIT Bombay.
  • Warden of PG Hostel at U.P. College, Varanasi for six months from December 2005 to June 2006.