National Institute Of Technology,Kurukshetra

DEPARTMENT OF PHYSICS

Faculty

Name : Ashok Kumar
Designation : Assistant Professor
Qualification : M.Sc. (Physics), M.Tech. (I.I.T. Kharagpur), Ph.D. (I.I.T. Kanpur)
Current Address :

Department of Physics, Nanomaterials Engineering and Energy Devices Group, National Institute of Technology Kurukshetra, Kurukshetra 136119 Haryana


Phone 1 (office) : +918950459784
Phone 2 (office) :
Email : ashokku@nitkkr.ac.in

Area Of Intrest :

Physics of nanomaterials and thin films, Nanotechnology and energy based devices, Energy harvesting

Experience :

Predoctoral working experience- Germany, United Kingdom, The Netherlands Postdoctoral working experience- Virginia Tech., USA

Other :

Research Publications (2013 onwards, Joined NIT kurukshetra in 2013):

  1. Astakala Anil Kumar, Ashok Kumar* and Jitender Kumar Quamara, Cetryltriammonium bromide assisted synthesis of lanthanum containing barium stannate nanoparticles for application in dye sensitized solar cell, Physica Status Solidi A, 1700723 (2018)
  2. Astakala Anil Kumar, Ashok Kumar* and Jitender Kumar Quamara, Behavior of lanthanum containing barium stannate nanoparticles synthesized by cetyltriammonium bromide assisted wet chemistry route, Mater. Res. Express 5, 025030 (2018)
  3. Astakala Anil Kumar, Jashandeep Singh, Deepak Rajput, Astrid Placke, Ashok Kumar*, Jitendra Kumar, Facile wet chemical synthesis of Er3+/Yb3+ co-doped BaSnO3 nano-crystallites for dye-sensitized solar cell application, Mater. Sci. Semicond. Process., 83, 83-88 (2018)
  4. Astakala Anil Kumar, Ashok Kumar* and Jitender Kumar Quamara, Lanthanum containing barium stannate nanoparticles synthesized by cetyltriammonium bromide assisted wet chemistry route for application in perovskite solar cell, Mater. Today Proc. (Accepted) (2018)
  5. Sharmila Kumari Arodhiya, Astrid Placke, Jaspreet Kocher, Ashok Kumar*, Jiri Pechousek, Ondrej Malina and Libor Machala Nickel induced magnetic behaviour of nano-structured α-Fe2O3, synthesized by facile wet chemical route, Philos. Mag. (accepted) (2018)
  6. Astakala Anil Kumar, Ashok Kumar*, J. K. Quamara, Cetyltrimethyl ammonium bromide stabilized lanthanum doped SrSnO3 nanoparticle photoanode for dye sensitized solar cell application, Solid State Commun., 269, 6-10 (2018)
  7. Ashok Kumar*, Vikas Sahrawat, Astakala Anil Kumar and Shashank Priya, Up-conversion in perovskite strontium stannate nanocrystal whiskers, Trans. Ind. Inst. Met. 70, 573-579 (2017)
  8. Astrid Placke, Ashok Kumar* and Shashank Priya, Synthesis and behavior of cetyltrimethyl ammonium bromide stabilized Zn1+xSnO3+x (0 ≤ x ≤1) nano-crystallites, PloS One 11, 0156246 (2016)
  9. D. C. Joshi, S. Nayak, A. Kumar, A. Mohanta, D. Pamu and S. Thota, Peculiarities of the temperature dependence of electron spin resonance and Raman studies of Zn1−xNixO/NiO two-phase nanocomposites, J. Appl. Phys. 119, 074303 (2016)
  10. Ashok Kumar*, Anil Kumar and J. K. Quamara, Impedance analysis and modulus spectroscopy of Fe (III) containing strontium stannate nanoparticles, Mater. Sci. Forum. 860, 3-6 (2016)
  11. Astakala Anil Kumar, Ashok Kumar, J. K. Quamara, G. R. Dillip, Sang Woo Joo and Jitendra Kumar, Fe (III) induced structural, optical, and dielectric behavior of cetyltrimethyl ammonium bromide stabilized strontium stannate nanoparticles synthesized by facile wet chemistry route, RSC Adv. (DOI: 10.1039/C4RA16775A)(2015)
  12. Ajaib Singh, Astakala Anil Kumar, Ashok Kumar, and Jitendra Kumar, Fe(III) Induced behavior of hydrothermally synthesized tin dioxide nanoparticles, App. Mech. Mater. (accepted) (2015)
  13. Ashok Kumar*, Vishnu Prasad Shrivastava, Deepam Maurya, Seung Soon, Ja Young, Bo Yun Jang, Jitendra Kumar and Shashank Priya, Large red emission efficiency of europium activated, bismuth sensitized fine-grain calcium molybdate phosphors, Adv. Chem. Lett., 2, 3-8 (2015)
  14. Ashok Kumar, Deepam Maurya, Yuan Zhao, Jonathan Metzman, James R. Heflin, Robert Bodnar and Shashank Priya, Opto-electrical behavior of Pb(Zn1/3Nb2/3)O3-Pb0.97 La0.03(Zr,Ti)O3 transparent ceramics with varying defect structure, (Energ. Harvest. Syst.) DOI 10.1515/ehs-2014-0018 (2014)
  15. Deep Chandra Joshi , Subhash Thota, Sanjib Nayak , Durga Dayapule Harish , Peddigari Mahesh, Ashok Kumar, Dobbidi Pamu and Md. Qureshi, Dielectric behavior of Zn1-xNixO/NiO two-phase composite, Journal of Physics D. 47 435305 (1-8) (2014)
  16. Astakala Anil Kumar, Ashok Kumar, J. K. Quamara and Shashank Priya, Fe(III) induced structural, optical, magnetic and electrical behavior of hydrothermally synthesized polyvinyl pyrrolidone capped CdS nanoparticles, Chalcogenide Lett. 11, 381-388 (2014)
  17. Shaheen Goel, Ashok Kumar, J. K. Quamara and Jitendra Kumar, Structural, optical and magnetic properties of Fe doped Cr2O3 nanoparticles, Adv. Sci. Lett. 20, 1562-1566 (2014)
  18. Jaspreet Kocher, Ashok Kumar, Ashavani Kumar, Shashank Priya and Jitendra Kumar, Nickel induced structural, optical, magnetic, and electrical behavior of a-Fe2O3, Physica Status Solidi B, 251, 1552-1557 (2014)
  19. Yu Zhao, Ashok Kumar, Giti A. Khodaparast, Amnah Eltahir, Hsin Wang and Shashank Priya, Sintering temperature-dependent chemical defects and the effect on the electrical resistivity of thermoelectric ZnO, Energ. Harvest. Syst., 1, 113-119, (2014)
  20. Ashok Kumar, Subhash Thota, Dinesh Deva, and Jitendra Kumar, Ion-induced secondary electron emission, optical and hydration resistant behaviour of MgO, Mg-Mo-O and Mg-Ce-O thin films, Thin Solid Films, 556, 260–269 (2014)
  21. Yu Zhao, Ashok Kumar, Celine Hin and Shashank Priya, Nanoscale Self-Assembled Oxide Bulk Thermoelectrics, in the book entitled ‘Nanoscale Thermoelectrics’ (Springer, ISBN 978-3-319-02011-2), Vol 16, pp. 540 (2014)
  22. Ashok Kumar, Subhash Thota, Sri Sivakumar, Shashank Priya and Jitendra Kumar, Sol-gel synthesis and optical behavior of Mg-Ce-O nano-crystallites, J. Sol-gel Sci. Technol., 68 46–53 (2013)
  23. Dragan Avirovik, Ashok Kumar, Robert J. Bodnar and Shashank Priya, Remote light energy harvesting and actuation using shape memory alloy- piezoelectric hybrid transducer, Smart Mater. Struct. 22, 052001 (1-6) (2013) (fast track communication)
  24. Su-Chul Yang, Ashok Kumar, Valeri Petkov and Shashank Priya, Room-temperature magnetoelectric coupling in single-phase BaTiO3-BiFeO3 system, J. Appl. Phys., 113, 144101(1-5) (2013)
  25. Subhash Thota, Subrat Kumar Das, Ashok Kumar, Sambasivam Sangaraju and Byung Chun Choi, Memory effects and relaxation dynamics of MnCo2O4 nanocrystallites,IEEE Transactions on Magnetics, 49, 1-4 (2013)

Awards :

  • Merits won: Fast Track Scheme for Young Scientists (DST)-2013, Invention Award, Intellectual Ventures -2011, Most Popular Micrograph Award, Materials Advantage- 2009,

Ph.D Supervised/ Supervising :

  • Astakala Anil Kumar, Synthesis and characterization of perovskite alkaline earth stannate nanomaterials for dye sensitized solar cell application (Submitted)
  • Jashandeep Singh, Development of double-perovskite nanostructures for solar cell application (Ongoing)
  • Amit Kumar, Nanomaterials for energy devices (Ongoing)
  • Sharmila, Nanomaterials for flexible nanoassembled bulk thermoelectrics (Ongoing)
  • Manju, Nanomaterials for stable and efficient thermoelectric devices (Ongoing- Co-supervisor)

M.Tech Dissertations:

Sr. No.

Title of Dissertation

Name of Student/

Regd. No.

Year of Award

1.

Fe(III) induced structural, optical, magnetic and electrical behavior of hydrothermally synthesized SnO2 nanoparticles and their application in dye sensitized solar cell

Mr. Ajaib Singh (Roll No. 3124601)

M. Tech. Nanotechnology

2014

2.

Fe(III) induced structural, optical, magnetic and electrical properties of Cr2O3 nanostructures and their application as a photoanode in dye sensitized solar cell

Ms. Shaheen Goel (Roll No. 3124605)

M. Tech. Nanotechnology

2014

3.

Nickel induced structural, spectroscopic, magnetic and electrical behavior of α-Fe2O3 nanostructured bulk thermoelectrics

Ms. Jaspreet Kocher (Roll No. 3124502)

M. Tech. Instrumentation

2014

4.

Strontium stannate photo anode for dye-sensitized solar cell

Mr. Vikas Sahrawat (Roll No. 3139509)

M. Tech. Material Science and Nanotechnology

2015

5.

Efficiency enhancement in dye sensitized solar cells by upconversion

Mr. Deepak Singh Rajput (Roll No. 3134506)

M. Tech. Instrumentation

2015

6.

Fabrication of dye sensitized solar cell and optimization of power output

Mr. Satyaveer Singh Negi (Roll. No. 3147511)

M.Tech. Renewable Energy and Efficiency

2016

7.

Fabrication of perovskite (CH3NH3PbBr3) solar cell

Mr. Ved Prakash (Roll No. 3149512)

M. Tech. Material Science and Nanotechnology

2016

8.

Room temperature synthesis of water soluble iron oxide nanoparticle

Mr. Mudit Mohan (Roll No. 3144612)

M. Tech. Nanotechnology

2016

9

Magnesium ferrite nanoparticles for photo catalyst and humidity sensor

Mr. Utkarsh Saurabh Saxena (Roll No. 31507109)

M. Tech. Instrumentation

2017

10

Room temperature synthesis and behavior of manganese ferrite nanoparticles

Mr. Sumit Pandey (Roll No. 31507208)

M. Tech. Nanotechnology

2017

11

Study of Cs2BiAgCl6, lead-free double perovskite photovoltaic absorber and its inclusion in device structure

Mr. Akshay V L (Roll No. 31509108)

M. Tech. Material Science and Nanotechnology

2017

(Completed 11, Ongoing 04)

Sponsored R & D Projects :

  • Science and Engineering Research Board (SERB), Solar Cell, 2013-2016
  • Council of Scientific and Industrial Research (CSIR), Solar Cell, 2018-2021

Other :

Coordinator- One week short-term course on Materials and processes for advanced engineering, held at NIT Kurukshetra during December 11-16, 2017. Coordinator- One week short-term course on Emerging materials: Characterization and applications, held at NIT Kurukshetra during June 13-17, 2014. Coordinator- One day workshop on Simulation tools for nanostructure and device modeling, held at NIT Kurukshetra on March 21, 2015. Coordinator- One week short-term course on Nanomaterials for Two Dimensional Devices and Energy Applications, held at NIT Kurukshetra during July 20-24, 2015. Council of Scientific and Industrial Research, National Eligibility Test, Fellowship Graduate Aptitude Test in Engineering Fellowship