Dr Tanuj Dhawan

Assistant Professor | Department of Physics Contact (Off.): +91-11-27667458 Contact (Res. / Mob.): 9891011363 Email Address : tanuj_physics@yahoo.com

Specialization Nanotechnology (Quantum Dots)

Career Profile 1. Assistant Professor, Keshav Mahavidyalaya College, University of Delhi (2007 - 2008) 2. Junior Research Fellow, SSPL, DRDO (2008 - 2009) 3. Assistant Professor, S.G. T. B. Khalsa College (2009 - 2011) 4. Assistant Professor, Hansraj College, University of Delhi (Feb, 2011 - Till Date)

Subjects taught • Microprocessors and C++ Programming • Numerical Analysis • Mathematical Physics • Electricity and Magnetism • Solid State Physics • Digital Electronics • Waves and Antennas • Electromagnetic Theory • Optics • Scilab • Physics - I • Physics - II

Administrative Assignments • Observer, School of Open Learning, University of Delhi • Deputy Superintendent, Entrance Examination, University of Delhi

Thesis • Ph.D. from Department of Physics & Astrophysics, University of Delhi. Topic of research “Growth and Characterization of III – V Semiconductor Quantum Dots”.

Books CHAPTER IN A BOOK: • Synthesis of semiconductor quantum dots by physical vapor deposition, Agnikumar G. Vedeshwar and Tanuj Dhawan, Handbook of Functional Nanomaterials. Volume 4 - Properties and Commercialization, Edited by Mahmood Aliofkhazraei Nova Science Publishers, Inc., New York (2014) Chapter 17, Page 379 – 407. (ISSN: 2331-2378) JOURNAL EDITED 1. Integrated Ferroelectrics, volume 114 ISSN: 1058-4587 2. Integrated Ferroelectrics, volume 115 ISSN: 1058-4587 3. Integrated Ferroelectrics, volume 116 ISSN: 1058-4587 4. Integrated Ferroelectrics, volume 117 ISSN: 1058-4587 5. Integrated Ferroelectrics, volume 118 ISSN: 1058-4587 6. Integrated Ferroelectrics, volume 119 ISSN: 1058-4587 7. Integrated Ferroelectrics, volume 120 ISSN: 1058-4587 8. Integrated Ferroelectrics, volume 121 ISSN: 1058-4587 9. Integrated Ferroelectrics, volume 122 ISSN: 1058-4587

Journals Articles 1. Sahil Dhawan, Tanuj Dhawan and A. G. Vedeshwar. Crystalline to Amorphous phase transformation of Ta2O5 Quantum Dots driven by Residual Stress. Journal of Alloys and Compounds, Volume 657, Pages 366–371 (2016). Impact Factor: 2.999. ISSN: 0925-8388 2. Sahil Dhawan, Tanuj Dhawan and A. G. Vedeshwar. Residual Stress induced Crystalline to Amorphous phase transformation in Nb2O5 Quantum Dots. Journal of Applied Physics, 116, 043503 (2014). Impact Factor: 2.220. ISSN: 0021-8979. E-ISSN: 1089-7550 3. Sahil Dhawan, Tanuj Dhawan, and A. G. Vedeshwar: Growth of Nb2O5 Quantum Dots by Physical Vapor Deposition. Materials Letters (Accepted Manuscript) (Impact factor: 2.224) 4. Tanuj Dhawan, Rajesh Kr. Bag, Renu Tyagi, Mahavir Singh, Premila Mohan, T. Haldar, R. Murlidharan and R. P. Tandon: Growth of InAs quantum dots on germanium substrate using metal organic chemical vapor deposition technique, Nanoscale Research Letters, Vol. 5, issue 1, p. 31-37. (Impact Factor: 2.89). This paper was cited in Nature Photonics, Applied Physics Letters and Journal of Crystal Growth. 5. Tanuj Dhawan, A. G. Vedeshwar, V. N. Singh, B. R. Mehta and R. P. Tandon: Quantum Confinement in Amorphous InSb, Scripta Materialia, Vol. 63, issue 1, p. 97-100 (Impact Factor: 2.95). This paper was cited in Physical Review B. 6. Tanuj Dhawan, Rajesh Kr. Bag, Renu Tyagi and R. P. Tandon: Growth of Uniform and Self – Aligned InAs Quantum Dots on Vicinal (100) GaAs Substrate by Metal Organic Chemical Vapor Deposition Technique for Laser applications. Integrated Ferroelectrics, Vol. 119, p. 143 7. Tanuj Dhawan, A. G. Vedeshwar, and R. P. Tandon: Growth of Nanostructured Amorphous InSb by Vacuum Thermal Evaporation. Integrated Ferroelectrics, Vol. 122, p. 119 8. Raman Kashyap, Tanuj Dhawan, Prikshit Gautam, O. P. Thakur, N. C. Mehra, and R. P. Tandon. Modern Physics Letters B, Vol. 24, Number 12, P. 1267 – 1273 9. Raman Kashyap, Tanuj Dhawan, M. K. Arora, O. P. Thakur, and R. P. Tandon. Integrated Ferroelectrics, Vol. 122, p. 108

Conference/ Symposium etc. Paper Presented 1. Growth and Characterization of InAs Quantum Dots on Germanium Substrate using Metal Organic Chemical Vapor Deposition (MOCVD) Technique. Tanuj Dhawan and R. P. Tandon, ICMAT, Singapore (2011). 2. Growth and Characterization of InAs Nanostructures. Tanuj Dhawan, A. G. Vedeshwar, N. C. Mehra and R. P. Tandon, ICWNCN – 2012, Delhi, India. 3. Growth and Characterization of InP nanostructures. Tanuj Dhawan, A. G. Vedeshwar, N. C. Mehra and R. P. Tandon, ICWNCN – 2012, Delhi, India. 4. MOVPE Growth and Characterization of Single Quantum Well AlGaAs/GaAs Laser Structure Tanuj Dhawan, Rajesh K. Bag, R. Tyagi, P. Mohan, P. Pandey, M. Singh, S. Singh, A.Dhaul, P. Mishra, T. Haldar and S. K. Mehta, EMSI – 2007, University of Delhi, Delhi. 5. Effect of growth parameters on the formation of InAs quantum dots grown by Metal Organic Chemical Vapor Deposition (MOCVD) technique Tanuj Dhawan, R. Tyagi, R. K. Bag, M. Singh, P. Pandey, P. Mohan, T. Haldar, S. K. Mehta, R. P. Tandon, R. Murlidharan. EMSI – 2009, Bhundelkhand University, Jhansi. 6. Effect of growth parameters on InAs quantum dots on germanium substrate using MOCVD technique Tanuj Dhawan, Renu Tyagi, Rajesh Kumar Bag, Premila Mohan, Mahavir Singh, T. Haldar, R. Murlidharan, and R. P. Tandon. EMSI – 2010, BARC, Mumbai. 7. Ferroelectric and dielectric properties of Fe2O3-doped lead- free Bi0.5Na0.45 K0.05TiO3 ferroelectric ceramics. Prikshit Gautam, Tanuj Dhawan, N. C. Mehra and R. P. Tandon. The 10th International Conference on Advanced Materials” (IUMRS-ICAM-2007), Bengaluru India.

Workshop/ Conference/ Symposium ATTENDED • Attended Bridge course organized by Solid State Physics Laboratory, DRDO, New Delhi. This course was organized for junior scientists and researchers to train them with latest growth and characterization techniques. • Active learning integrating hands on experiments and multimedia resources: A collaborative workshop for undergraduate Physics teachers, 07-08 October 2013 at D S Kothari centre for Research and Innovation in Science Education, Miranda House, University of Delhi • Workshop on ”Flourescence Studies of Organic Structures”, held on 26-27 September’2014 at Dept of Physics & Electronics, Hans Raj college, University of Delhi • Workshop on ”Functional Analysis and Troubleshooting of Electronic Devices for Biotechnology and Biomedical Applications”; 12-14 March,2014 at Dept. Of Physics & Electronics, HansRaj college • Workshop on 3D Printing, 13-14 March 2015 at Cluster Innovation Centre, University of Delhi • DBT sponsored workshop on "Characterization of materials by X-ray Diffraction” held on 23-24 February, 2016 at Dept. Of Physics and Electronics, Hans Raj college, University of Delhi • DBT-sponsored seminar on ”Physics of Stars” held on 1st April, 2016 at Dept. Of Physics & Electronics, Hansraj college, University of Delhi • School on Optical Characterization organized by Inter University Accelerator Center (IUAC) ( 2008) • DST, INSPIRE, Hansraj College, University of Delhi

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