Dr. TANVEER AHMAD DAR

Transcription

1 CURRICULUM VITAE Dr. TANVEER AHMAD DAR S/O: Mr. AB. JABAR DAR Department of Physics, Islamic University of Science and Technology Awantipora, Pulwama, J & K Contact: , (mobile) tanveerphysics@gmail.com; Google Scholar: Marital status: Single (Unmarried) Skype: eleganttanveer Education: Present Status: Assistant Professor, Department of Physics, Islamic University of Science and Technology (Since May 2018), Awantipora, Pulwama (J & K) Past Postdoctoral Fellow (April May 2018), Department of Physics, Indian Experience Institute of Technology, Guwahati, Assam. (India). Research Materials synthesis, PLD, Thin Film growth, Synchrotron based spectroscopy of thin Interests: films and Heterostructures for electronic/spintronic applications; Especially of Oxides and Diluted Semiconductors Doctoral studies: Specialization: Experimental Condensed Matter Physics, Materials Science Thesis Title: Electronic and Spin transport in Some Diluted Magnetic Semiconductor (DMS)/ Semiconductor (S) Surfaces and Interfaces Key words: Oxides, Magnetoresistance, Photoelectron Spectroscopy, Spin Polarization, electrical transport and magnetism PhD ( March. 2017) thesis entitled Electronic and Spin transport in Some Diluted Magnetic Semiconductor (DMS)/ Semiconductor (S) Surfaces and Interfaces at School of Physics, Devi Ahilya University, Indore, under faculty of sciences. The thesis is supervised by Prof. Pratima Sen (Prof. School of Physics, DAVV Indore) and Dr. R. J. Choudhary (Scientist-F, UGC-DAE CSR Indore).

2 M. Phil. ( ) as a regular student from Devi Ahilya University Indore with 81% marks. M.Sc. ( ) as a regular student from Barkatullah University Bhopal with 85% marks. B.Sc ( ) Phys, Chem, Maths) from Govt. Degree College, Kupwara affiliated to University of Kashmir 2006 with 52% marks. Class XII th ( ) from Govt. Higher Secondary School, Kupwara (BHSS) in the year 2003 with 51% marks. Class X th (2001) from Govt. Higher Secondary School, Kupwara (BHSS) in the year 2000 with 49% marks. List of Significant Publications (International Journals) 1. Tanveer A. Dar, A. Agrawal, P.K. Sen, R.J. Choudhary and P. Sen, Thermo-optic coefficients of pure and Ni doped ZnO thin films, (2016) Thin Solid Films, 603, Tanveer A. Dar, A. Agrawal, R.J. Choudhary and P. Sen, Electrical and magnetic transport properties of undoped and Ni doped ZnO thin films, (2015) Thin Solid Films, Tanveer A. Dar, A. Agrawal, L.M. Kukreja, P. Misra, P.K. Sen, P. Sen, Valence and conduction Band offset in NiZnO/ZnO heterostructure, (2014) Current Applied Physics, 14, Tanveer A. Dar, A. Agrawal, P. Sen, Pulsed laser deposited nickel doped zinc oxide thin films: structural and optical investigations, (2013) Journal of Nano- and Electronic Physics, 5, Tanveer A. Dar, A. Agrawal, P.K. Sen, R.J. Choudhary and P. Sen, Temperature induced transition from p-n to n-n electronic behavior in Ni0.07Zn0.93O/Mg0.21Zn0.79O heterojunction, (2017) (Communicated, alternate link: 6. A. Agrawal, Tanveer A. Dar, P. Baraskar, P. Sen, S. Dhar, Insight into the effect of dislocations and oxygen vacancy defects on the optical nonlinearity in chemically grown ZnO/Al2O3 films (2017), J. Appl. Phys. 122 (19), S. Kumar, R.S. Chauhan, C.P. Singh, Tanveer A. Dar, D. M. Phase, R. J. Choudhary, (2017), Resonant photoemission spectroscopic studies of SnO2 thin film (2017), J. Appl. Phys., 122 (12),

3 8. R. T. George, D. C. Joshi, S. Nayak, N. Tiwari, R. N. Chauhan, P. Pramanik, T. A. Dar, S. Ghosh, and S. Thota, (2018), Effect of NiO substitution on the structural and dielectric behaviour of NaNbO3, J. Appl. Phys.,123, R. Soni, R. George, D. Joshi, S. Nayak, P. Pramanik, S. Pittala, Tanveer A. Dar, S. Thota, Dielectric Properties of KNbO3/NiO Two-Phase Composites" (2017), J. Phys. D: Appl. Phys A. Agrawal, Tanveer A. Dar, R J Choudhary, A. Lakhani, P.K. Sen, P. Sen, Magnetotransport studies in Ni incorporated ZnO thin film: A Correlation between magnetoresistance and Hall Effect (2017) (Under review in J. Appl. Phys.) 11. A. Agrawal, Tanveer A. Dar, J.T. Andrews, P.K. Sen, and P. Sen, Negative thermo-optic coefficients and optical limiting response in pulsed laser deposited Mg doped ZnO thin films, (2016) J. Opt. Soc. Am. B, 33, A. Agrawal, Tanveer A. Dar, R. Solanki, D. M. Phase, and P. Sen, Study of nonlinear optical properties of pure and Mg doped ZnO films (2015) Physica Status Solidi B 252, 8, A. Agrawal, Tanveer A. Dar, D.M. Phase, and P. Sen, Type I and type II band alignments in ZnO/MgZnO bilayer films, (2014) Applied Physics Letters 105, A. Agrawal, Tanveer A. Dar, P. Sen, D.M. Phase, Transport and magnetotransport study of Mg doped ZnO thin films, (2014) J. Appl. Phys., 115, A. Agrawal, Tanveer A. Dar, P. Sen, D.M. Phase, Anomalous band bowing in pulsed laser deposited MgxZn1 xo films, (2013) J. Crystal Growth, 384, A. Agrawal, Tanveer A. Dar, P. Sen, Structural and Optical Studies of magnesium doped zinc oxide thin films,(2013) Journal of Nano- and Electronic Physics, 5, International/National Conference Proceedings 1. Tanveer A. Dar, A. Agrawal and P. Sen, (2015), Low temperature magnetotransport studies of pulsed laser deposited Mg0.15Zn0.85O film J. Material Sci. Eng. 2015, 4: Tanveer Ahmad Dar, A. Agrawal, P. Sen (2015), Role of Ni Doping on Transport Properties of ZnO Thin Films, AIP Conference Proceedings, 1665, P. Barakar, Tanveer A. Dar, R.J Choudhary, P.K. Sen, P. Sen,(2016), Electronic and optical studies of pulse laser deposited ZnO/NiO bilayer film J. Phys.: Conf. Series 755,

4 4. A. Agrawal, Tanveer A. Dar, R. Solanki, D.M. Phase and P. Sen (2015), Nonlinear Absorption Coefficient of Pulsed Laser Deposited MgZnO Thin Film AIP Conference Proceedings 1665, A. Agrawal, Tanveer A. Dar, and P. Sen, (2015), Weak localization effect in pulsed laser deposited ZnO film, J. Phys.: Conf. Series 534, A. Agrawal, Tanveer A. Dar and P. Sen, (2015), Study of optical nonlinearity in PLD grown NiZnO Thin Film J. Material Sci. Eng. 2015,4:5 ( (Presented in 4th International Conference and Exhibition on Materials Science and Engineering during September 2015 at Florida, USA). 7. A. Agrawal, Tanveer A. Dar and P. Sen (2014), Defect induced nonlinearity in pulsed laser deposited NiZnO thin film presented at National Conference on Emerging Trends in Nanoscience (ETNS ) organized by Medicaps, Indore, India, during September 12, Awards & Honors Received poster presentation prize in Winter School-2016 on frontiers in materials science held at JNCASR Bangalore during 5-9 Dec Received poster presentation award in National Conference on Study of Matter Using Intense Radiation Sources and Under Extreme Conditions held during 3-6 November 2016 at UGC-DAE CSR Indore, India. Received best poster award in 4 th International Conference and Exhibition on Materials Science and Engineering held during September 2015 at Florida, USA. Reviewer of the Journal Materials Letters (Impact Factor: 2.437). Reviewed the research papers for acceptance in 60 th University, Noida during Dec DAE SSPS-2015 held at Amity Awarded the partial support in the form of International Travel Grant by Madhya Pradesh Council of Science and Technology, Bhopal (M.P), India to present the research paper in 4 th International Conference and Exhibition on Materials Science and Engineering during September 2015 at Florida, USA. Awarded Fellowship for Training of Young Scientist (FTYS) for six month (1 st st Dec., 2014) by MPCST, Bhopal. July,

5 References: Produced on Request Research Career/experience M.phil. (Master of Philosophy) Specialization: Condense Matter Physics Elective Courses: Basic Condensed Matter Physics, Nanomaterials, Numerical Techniques using C++, Vacuum, Thin film and Cryogenic Techniques, Material Characterizations Course is done at Devi Ahilya University (DAVV) July 2011-July M.Phil. Thesis: Project entitled Pulsed Laser Deposited Nickel doped Zinc Oxide Thin Films & Their Characterization was successfully completed at UGC-DAE Consortium for Scientific Research, RRCAT Indore, and School of Physics Devi Ahilya university Indore; under the guidance of Prof. (Dr.) Pratima Sen. M.Sc. (Master of Science) Specialization: Material Science Master s thesis: Project entitled Synthesis Of Single Phase Bismuth Ferrite (BiFeO3) For Multiferroic Applications. was successfully completed at Department of Physics, Barkatulla University, Bhopal, under the guidance of Dr. Deoshree Bhagmar. Growth Methods Solid state reaction route for growth of polycrystalline bulk materials. Pulsed Laser Deposition (high vacuum) for oxide thin films and multilayered structures. Characterization Methods X-ray diffraction technique Angle Integrated and Resonant Photoemission spectroscopy using synchrotron radiation source facilities of UGC-DAE CSR Indore at Indus-I RRCAT Indore. Synchrotron based X-ray absorption spectroscopy Ultraviolet-visible spectroscopy: Optical absorption and transmission spectroscopy

6 Hall measurements: Vander Pauw Method & Four probe technique Magneto-transport measurements (2-300K) Magnetic Studies using SQUID VSM, MPMS 3 (Quantum Design). Z-scan technique in cw regime: Nonlinear optics and thermo-optics Instruments Familiar/Handled Pulsed Laser Deposition System X-ray Diffraction Spectrometer (XRD). Operation of Nd: YAG and KrF pulsed laser. SQUID VSM, MPMS 3 (Quantum Design). XPS, UPS and SXAS beamline facilities of UDC DAE CSR Indore at INDUS Synchrotron, Indore, India. Setting up of Laboratory Nonlinear optical measurement setup in cw regime (z-scan experimental setup in open as well as closed aperture assembly) with He-Ne laser source at DAVV, Indore. Assisted in development of Low Temperature (LN2) Dielectric Setup at LT lab IIT Guwahati. Academic Positions Worked as a project fellow in a UGC-DAE, CSR Indore, sponsored project entitled Growth and magnetotransport characterization of Diluted Magnetic Semiconductor (DMS)/ Semiconductor (SC) thin films / interfaces (from 4 -Feb st Dec- 2016). Conferences/Workshops Attended T. A. Dar, D. C. Joshi, S. Nayak, R. T. George, S. Ghosh, and S. Thota, High frequency acelectrical transport studies of ferroelectric KNaNbO3 and CuO composites presented at International Conference on Systems and Processes in Physics, Chemistry and Biology, (ICSPPCB- 2018) held during 1-3, March 2018 at Assam University, Silchar, Assam-India followed by Oral presentation. T. A. Dar, D. C. Joshi, S. Nayak, R. T. George, S. Ghosh, P. Pramanik and S. Thota, High temperature Dielectric behavior of KNaNbO3 and CuO composites Presented (Oral) at International Conference on Advanced Nanomaterials and Nanotechnology, ICANN-2017, held

7 during December 18-21, 2017, at IIT Guwahati, Guwahati, Assam India, followed by Oral presentation. T. A. Dar, D. C. Joshi, S. Nayak, R. T. George, S. Ghosh, and S. Thota, Structural and Micro- Raman studies of Ferroelectric KNaNbO3 and CuO composites presented at National Conference on Raman Spectroscopy held during December 2017 at IIT Guwahati, Guwahati, Assam, India followed by poster presentation. Attended the 61 st DAE-SSPS-2016 held at KIIT, Bhubaneswar, Odisha (from Dec. 2016), followed by poster presentation. Attended Winter School-2016 on frontiers in materials science held at JNCASR Bangalore, during 5-9 Dec followed by poster presentation. Attended National Conference on Study of Matter Using Intense Radiation Sources and Under Extreme Conditions held during 3-6 November 2016 at UGC-DAE CSR Indore, India followed by poster presentation. Attended the 4 th International Conference and Exhibition on Materials Science and Engineering at Florida, USA (14-16 September 2015), followed by a poster presentation. Attended the 30 th Young Scientist Congress organized by Madhya Pradesh Council of Science and Technology (MPCST) at Vigyan Bhawan, Bhopal, MP (28 Feb.-1March, 2015), followed by an oral presentation. Attended the 29 th Young Scientist Congress organized by Madhya Pradesh Council of Science and Technology (MPCST) at Vigyan Bhawan, Bhopal, MP (28 Feb.-1March, 2014), followed by an oral presentation. Attended the 59 th DAE-SSPS-2014 conference held at VIT, Vellore, Tamil Nadu (16-20 Dec., 2014), followed by poster presentation. Attended the International workshop on Science and Technology of Free Electron Laser held at School of Physics, DAVV, Indore (1-6 Dec. 2014). Attended two day international conference on International conference on Recent trends in physics (ICRTP) organized by SOP, DAVV, Indore (21-22, Feb., 2016), followed by poster presentation. Attended two days Interaction Meeting on Photoelectron Spectroscopy organized by RRCAT, Indore (29-30 August, 2013). Attended two day school on Recent Developments in Magnetic Materials and Thin Films organized by UGC-DAE, CSR, Indore (24-25, May, 2013).

8 Attended second international symposium on semiconductor materials and devices (ISSMD-2) held at university of Jammu, Jammu, followed by poster presentation (Feb. 2013). Attended three day school on Thin Film Magnetism organized by UGC-DAE, CSR, Indore (14-16, March, 2012). Declaration: I hereby confirm that all the information given above is true to best of my knowledge. Place: IUST, Pulwama, J & K Dated: Tanveer Ahmad Dar