Engineering Physics

Engineering Physics

Engineering Physics forms the basis and integral part of present day modern institutes of science and technology. Department of Engineering physics has been effectively functional since the inception of LNCT, Indore in 2004. The department has been playing a pivotal role in shaping up future technocrats produced by the institution. The department stands focused to its ideals in imparting knowledge in physics and emphasizing its importance along with relevance to future engineering professionals. The Engineering Physics Department is headed by Dr. Sonu Sen along with one more dedicated faculty member and a laboratory technician. The Department has high tech infra a structure that includes a spacious laboratory housing latest equipments.  The course curriculum both in theory and practical is periodically upgraded as per the guide lines of RGPV, Bhopal and AICTE, New Delhi. All the faculty members train the students to handle high tech equipments as well as help them have a profound base of physics that is relevant to all branches of technology. Students are helped in paper presentation, contest in current scientific topic and project/ model making to help them being at par with the industry.

 

Infrastructure:

          The Department has a well equipped technical state of art laboratory, which has latest apparatus including experiments housed in the dark room. The laboratory is specially designed aesthetically, to provide conducive work environment.

Goal of the Department:

  • To help students strengthen the fundamentals in physics and use them to applications in engineering.
  • To help students gain practical knowledge / analytical bent of mind and experimental skills.
  • To inculcate scientific attitude and culture of scientific reasoning among students.
  • To produce consistently good result every academic year.

To produce high quality research publications.


H.O.D. Profile:

Dr. Sonu Sen

Dr. Sonu Sen has been working as Head and Associate Professor, Department of Engineering physics at LNCT, Indore, since July 2014. He has been a dedicated professional with over 10 Years of experience in teaching physics. The teaching methods of Dr. Sen include interactive discussions and hands on approach to help students have a conceptual understanding He has been continuously working towards developing newer teaching modalities and improved student evaluation.

Dr. Sen obtained his B.Sc. (Computer Science) degree from Devi Ahilya University, Indore in 2003, M.Sc. (Physics) from Devi Ahilya University, Indore in 2005. Dr. Sen is an equally dedicated researcher and he has eight years of research experience in the field of “Relativistic-Laser Plasma Interaction”. He has Completed Ph.D. with research topic “Study of Nonlinear Wave Phenomena of a Short Pulse Laser in a Self Induced Plasma Channel” from School of Physics, Devi Ahilya University Indore in 2011.

Dr. Sen has 11 research publications to his credit in International journals like springer, Elsevier, Taylor and Francis, AIP, IOP etc. He has also wrote 3 international book chapters and contributed more than 30 research papers in different national and international conferences. He is also reviewer of Waves in Random and Complex Media, [Taylor & Francis-U.K.], Physical Science International Journal, [Sciencedomain International, USA], and IEEE Transactions on Plasma Sciences [IEEE]. He organized 4 workshops, seminars and conferences in Physics. He is supervising 2 Ph.D. research scholars at different university.  He is life time member of “Plasma Science Society of India (PSSI)” and  “Association of Asia Pacific Physical Societies - Division of Plasma Physics (AAPPS-DPP)”.

Faculty:

The department has well qualified and trained faculty members, able to teach, guide and inspire the students. The list of faculty members is as follows:

S.No.

Name

Designation

Qualification

Experience

1

Dr. Sonu Sen

Head & Associate Professor

PhD , M.Sc

10 Year

 

2

Dr. M. K. Bafna

Associate Professor           

PhD, M. Tech.

12 Year

 


Department Research work:

Dr. Sonu Sen

International Journal Publications

  • “Distribution regimes of intense laser beam in a self-consistent plasma channel” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Applied Physics B: Laser and Optics, [Springer-Berlin], Vol. 116, pp-811, 2014.ISSN (Print): 0946-2171 ISSN (Online): 1432-0649 Impact Factor: 1.782
  • “Enhanced propagation and focusing of an intense laser beam in high density magnetized plasma” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney High Energy Density Physics, [Elsevier-U.S.A.], Vol. 11, pp-80, 2014.ISSN (Online): 1574-1818    Impact Factor: 1.603
  • “Study of Transport Properties with Relativistic Ponderomotive Effect in Two-Electron Temperature Plasma”  Sonu Sen, Meenu Asthana Varshney, A. Dubey and Dinesh Varshney American Institute of Physics: Conf. Proc., Vol. 1591, pp-1327, 2014. ISBN: 978-0-7354-1225-5
  • “Role of density profiles for the nonlinear propagation of intense laser beam through plasma channel” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Advances in Optical Technologies, [Hindawi], Vol. 2014 pp-472740, 2014. ISSN (Print): 1687-6369      ISSN (Online): 1687-6407
  • “Enhancing the relativistic ponderomotive self-focusing of intense electromagnetic beam by an appropriate density profile plasma” Sonu Sen and Akhilesh Dubey International Journal on Innovative Research in Engineering Sciences, Vol. 2, pp-23, 2014. ISSN (Print): 2279-0292
  •  “Relativistic cross focusing of extraordinary and ordinary modes in magnetoactive plasma” Meenu Asthana Varshney, Shalini Shukla, Sonu Sen and Dinesh Varshney Journal of Plasma Physics, [Cambridge University Press, U.K.], Vol. 79, pp-953, 2013. ISSN (Print): 0022-3778 ISSN (Online): 1469-7807 Impact Factor: 0.755
  • “Relativistic propagation of linearly / circularly polarized laser radiation in plasmas” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney ISRN Optics, [Hindawi], Vol. 2013, pp-642617, 2013. ISSN (Online): 2090-7826
  • “Propagation regimes of intense circularly polarized laser beam in magnetoactive plasma” Meenu Asthana Varshney, Sonu Sen and Dinesh Varshney International Journal of Light and Electron Optics, Optik [Elsevier-U.S.A.], Vol. 122, pp-395, 2011. ISSN (Online): 0030-4026                Impact Factor: 0.524
  •  “Nonlinear propagation of intense electromagnetic beams with plasma density ramp functions” Sonu Sen, Bhavna Rathore, Meenu   Varshney (Asthana) and Dinesh Varshney IOP Journal of Physics: Conference Series, 208, 012088, 2010. ISSN (Print): 1742-6588 ISSN (Online): 1742-6596
  • “Magnetically induced transparency of circularly polarized laser beam in plasmas” Bhavna Rathore, Sonu Sen, Meenu Varshney (Asthana) and Dinesh Varshney IOP Journal of Physics: Conference Series, 208, 012089, 2010. ISSN (Print): 1742-6588  ISSN (Online): 1742-6596
  • “Propagation modes and regimes of intense laser beam in magnetized plasma” Meenu Asthana Varshney, Bhavna Rathore, Sonu Sen and Dinesh Varshney Journal of Modern Optics [Taylor & Francis-U.K.], Vol. 56, pp-2368, 2009. ISSN (Print): 0950-0340 ISSN (Online): 1362-3044Impact Factor: 1.17
  • “Propagation modes and regimes of intense laser beam in magnetized plasma” Meenu Asthana Varshney, Bhavna Rathore, Sonu Sen and Dinesh Varshney Journal of Modern Optics [Taylor & Francis-U.K.], Vol. 56, pp-2368, 2009. ISSN (Print): 0950-0340  ISSN (Online): 1362-3044 Impact Factor: 1.17

International Book Chapters

  1. “Propagation of Electromagnetic Wave in Underdense and Overdense Plasma” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Horizons in World Physics, Nova Science Publication, New York [U. S. A.], 2014. Hard Copy: ISBN- 978-1-63321-300-5, 2014, Online Copy: ISBN- 978-1-63321-301-2, 2014
  2. “Parametric instabilities of ultra-intense laser pulses propagating in plasmas”Meenu Asthana Varshney, Sonu Sen and Dinesh VarshneyLaser-Induced Plasmas: Theory and Applications, Nova Science Publication, New York [U. S. A.], 2013. Hard Copy: ISBN- 10: 1613248512, 2011, Online Copy: ISBN- 13: 978-1613248515, 2013.
  3. “Parametric instabilities of ultra-intense laser pulses propagating in plasmas” Meenu Asthana Varshney, Sonu Sen and Dinesh Varshney Physics Research Summaries, Nova Science Publication, New York [U. S. A.], 2013 Hard Copy: ISBN- 978-1-62257-719-4

International Conferences

  1. “Relativistic Ponderomotive Self-Focusing of Electromagnetic Beam in cold quantum plasma under plasma density transition” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 8th International Conference on Reactive Plasmas and 31st Symposium on Plasma Processing (ICRP-8/SPP-31), Fukuoka Convention Center in Fukuoka, Japan, February 4-7, 2014.
  2. “Mathematical basis for analysis of nonlinear propagation of intense electromagnetic beam through density profiles plasma” Sonu Sen Abstract book of 3rd International Conference of GAMS, Organized by Department of Mathematics, MANIT, Bhopal, September 22-26, 2013.
  3. “Role of self-trapping of laser beam in inertial confinement fusion” Sonu Sen Abstract book of International conference in Physics, Indian Institute of Technology, Kharagpur, 2011.
  4. “Parametric instabilities of ultraintense laser pulses propagation in underdense plasma” Meenu Asthana Varshney, Sonu Sen and Dinesh Varshney Abstract book of 5th International conference on the frontiers of plasma physics and technology, Singapore, 2011.
  5. “Magnetically induced transparency in overdense plasma” Meenu Varshney (Asthana), Bhavna Rathore, Sonu Sen and Dinesh Varshney Abstract book of 4th International conference on the frontiers of plasma physics and technology, Kathmandu, Nepal, 2009.
  6. “Nonlinear propagation of a relativistic intense short laser pulse through inhomogeneous plasma” Meenu Varshney (Asthana), Sonu Sen, Bhavna Rathore and Dinesh Varshney Abstract book of IAEA International Workshop on Challenges in Plasma Spectroscopy for Future Fusion, pp-68, 2008.

National Conferences

  1. “Self-Trapping of Electromagnetic Beams in Underdense and Overdense Plasma” Sonu Sen, Megha Sen Sharma, Akhilesh Dubey, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 29th National symposium on Plasma Science and Technology, Vol. 29, 2014.
  2. “Analysis of Focusing and Defocusing Characteristics of Rippled Gaussian Laser Beam Propagating in Plasma” Sonu Sen, Megha Sen Sharma, Meenu Asthana Varshney and Dinesh Varshney Proceeding of National Conference on Trends and Challenges in Applied Science and Engineering, 2014, SATI, Vidisha.
  3. “Transport Mechanism and Properties of Colossal Magnetoresistive Materials” Akhilesh Dubey, A. K. Srivastava and Sonu Sen Abstract book of National Conference on Trends and Challenges in Applied Science and Engineering, 2014, SATI, Vidisha.
  4. “Relativistic Focusing and Defocusing Characteristics of Gaussian Laser Beam in Magnetized Plasma” Sonu Sen, Megha Sen Sharma, Meenu Asthana Varshney and Dinesh Varshney Abstract book of National Symposium on Emerging Plasma Techniques for Materials processing and Industrial Applications, 2014, University of Pune, Pune.
  5. “Study of Transport Properties With Relativistic Ponderomotive Effect in Two-Electron Temperature Plasma” Sonu Sen, Meenu Asthana Varshney, A. Dubey and Dinesh Varshney Abstract book of DAE- 58th DAE Solid State Physics Symposium 2013.
  6. “Enhancing Trapping of Intense Electromagnetic Beam for Fusion through Density Transition in Plasma” Sonu Sen and Megha Sen Sharma Abstract book of ISAMP-TC2013 on Atomic Processes in Plasmas, 2013.
  7. “Relativistic Self-Focusing of Intense Laser Beam in Cold Quantum Plasma Under Plasma Density Transition” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 28th National symposium on Plasma Science and Technology, Vol. 28, 2013.
  8. “Role of Density Profiles Plasma for Inertial Confinement Fusion” Sonu Sen Abstract book of 28th Young Scientist Congress, 2013.
  9. “Propagation of Intense Laser Beam Through Density Profiles Plasma for Inertial Confinement Fusion” Sonu Sen, Megha Sen Sharma, Sanjay Asthana and Meenu Asthana Varshney Abstract book of 27th National symposium on Plasma Science and Technology, Vol. 27, 2012.
  10. “Optical Guiding of Circularly Polarized Laser Beam through Axially Inhomogeneous Magnetized Plasma” Sonu Sen, Megha Sen Sharma, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 27th National symposium on Plasma Science and Technology, Vol. 27, 2012.
  11. “Relativistic self-focusing of linearly / circularly polarized laser radiation in plasmas” Sonu Sen Abstract book of 27th Young Scientist Congress, 2012.
  12. “Transmission effect on extraordinary and ordinary modes of intense circularly polarized laser beam propagation in magnetized plasma” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 26th National symposium on Plasma Science and Technology, Vol. 26, 2011.
  13. “Magnetically induced transparency of extraordinary mode in overdense plasma” Sonu Sen Souvenir of National Seminar on Recent Global Development on Technology, Management and Science, pp-104, 2011.
  14. “Effect of self-generated axial magnetic field on relativistic ponderomotive focusing in two-electron temperature plasma” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Souvenir of National Seminar on Recent Global Development on Technology, Management and Science, pp-103, 2011.
  15. “Relativistic laser-plasma interaction phenomena in magnetized plasma” Sonu Sen Abstract book of 26th Young Scientist Congress, 2011.
  16. “Relativistic self-focusing of laser beam in plasma and its effect on stimulated Raman scattering” Sonu Sen, Meenu Asthana Varshney and Dinesh Varshney Abstract book of 25th National symposium on Plasma Science and Technology, Vol. 25, 2010.
  17. “Study of relativistic plasma driven by ultra intense laser” Sonu Sen Abstract book of Silver Jubilee Young Scientist Congress, 2010.
  18. “Propagation regimes of short pulse laser in a self induced plasma channel” Sonu Sen, Meenu Varshney and Dinesh Varshney Abstract book of 24th National symposium on Plasma Science and Technology, Vol. 24, 2009.
  19. “Cross focusing of an intense laser beam in magneto active plasma” K. A. Qureshi, Sonu Sen, Meenu Varshney and Dinesh Varshney Abstract book of 24th National symposium on Plasma Science and Technology, Vol. 24, 2009.
  20. “Physics of relativistic-ponderomotive plasma driven by ultra intense laser in plasma channel” Sonu Sen Abstract book of 2nd Bhartiya Vigyan Sammelan, 2009, DAVV, Indore.
  21. “Relativistic ponderomotive self focusing of an intense laser beam with plasma density ramp functions” Sonu Sen and Meenu Varshney Abstract book of Shanti Swarup Bhatnagar Awardees National Conference, pp-20, 2009.
  22. “Nonlinear propagation of intense electromagnetic beams with plasma density ramp functions” Sonu Sen, Bhavna Rathore, Meenu Varshney (Asthana) and Dinesh Varshney Abstract book of 23rd National symposium on Plasma Science and Technology, Vol. 23, 2008.
  23. “Magnetically induced transparency of circularly polarized laser beam in plasmas” Bhavna Rathore, Sonu Sen, Meenu Varshney (Asthana) and Dinesh Varshney Abstract book of 23rd National symposium on Plasma Science and Technology, Vol. 23, 2008.
  24. “Supra thermal electron generation and channel formation by intense short pulse laser” Meenu Varshney (Asthana), Sonu Sen, Bhavna Rathore and Dinesh Varshney Abstract book of 22nd National symposium on Plasma Science and Technology, Vol. 22, pp-293, 2007.
  25. “Inverse Faraday effect and propagation of circularly polarized intense laser radiation in plasmas” Meenu Varshney (Asthana), Bhavna Rathore, Sonu Sen and Dinesh Varshney Abstract book of 22nd National symposium on Plasma Science and Technology, Vol. 22, pp-291, 2007.
  26. “Relativistic ponderomotive self-channeling in magnetized plasmas” Meenu Varshney, J. Sharma, Akhilesh Dubey and Sonu Sen Abstract book of Shanti Swarup Bhatnagar Awardees National Conference, 2007.
  27. “Relativistic self-focusing of plane and circularly polarized laser beam in an inhomogeneous plasma” Meenu Varshney (Asthana), Sonu Sen and Dinesh Varshney Abstract book of Recent Advances in Engineering Physics, 2007, LNCT, Bhopal.
  28. “Relativistic self-focusing of a laser beam in two-electron temperature plasma” Meenu Varshney (Asthana), Sonu Sen and Dinesh Varshney Abstract book of 21st National symposium on Plasma Science and Technology, Vol. 21, 2006.

Dr. M. K. Bafna

International Journal Publications

  1. Manish Kumar Bafna, P. Sen and P. K. Sen (2006), Temperature dependence of the photoluminescence properties of self assembled InGaAs/GaAs single quantum dot, J. Appl. Phys., 100 pp 103515.
  2. M. K. Bafna, P. Sen and P. K. Sen (2006) “Effect of temperature on nonlinear optical properties of InGaAs/GaAs single quantum dot”, Indian Journal of Pure and Applied Physics, 44, pp. 152-156.
  3. P. K. Sen, Saral Gupta and Manish Bafna (2004) Biexcitonic effect on the nonlinear optical properties of GaAs/AlxGa1-xAs quantum wire near the band edge, Superlattices and Microstructures, 35, 125-135.
  4. P. K. Sen, Manish Bafna and Saral Gupta (2004) Biexcitonic effect on optical nutation in semiconductor quantum wires, J. Appl. Phys., 96 issue 10 pp 5552( also published in virtual Journal of Applied Physics) .
  5.  M. K. Bafna, P. Sen and P. K. Sen (2012) “Theoretical study of spin splitting in parabolic semiconductor quantum dots”, Indian Journal of Pure and Applied Physics,Vol.50(8)571-575(2012).
  6. Manish K. Bafna, P. Sen and P. K. Sen, Coherent transient effects on in a InGaAs/GaAs semiconductor quantum dot, Indian Journal of Pure and Applied Physics,vol.51(08)555-557(2013).
  7. Manish K. Bafna, P. Sen and P. K. Sen ,Study of dipole moment calculations for various transitions on polarization state of output radiation Indian Journal of Pure and Applied Physics vol.53(04)221-224(2015).

International Conferences

  1. Pranay K. Sen, Manish Bafna and Saral Gupta, Biexcitonic enhancement of nonlinear optical processes on near band gap in GaAs quantum well structures, International Conference Photonics – 2002 (Dec. 16-18, 2002) (Mumbai).
  2.  Pranay K. Sen, Manish K. Bafna and S. K. Gupta, Coherent transient effects in quantum wires, Porc. Of International Conference on Optoelectronics Technology (ICOT-2004) (12-14, Jan. 2004), pp. 381-390, North Maharashtra Univ., Jalgaon (Invited Talk).
  3. M. K. Bafna, P. Sen and P. K. Sen, Temperature dependence of optical properties of InGaAs/GaAs single quantum dot, 7th Int. Conf. on Optoelectronics, Fiber Optics and Photonics, Photonics-2004 (9-11 Dec., 2004),  (Cochin), 305.
  4. H. K. Gahir, M. K. Bafna, P. Sen and P. K. Sen, Heavy-hole transitions and polarization characteristics of radiation output from CdSe quantum dot, 7th Int. Conf. on Optoelectronics, Fiber Optics and Photonics, Photonics-2004 (9-11 Dec., 2004) (Cochin), 373.
  5. Manish K. Bafna, H. K. Gahir, P. Sen and Pranay K. Sen - Effect of Shape and Size Anisotropies on Energy Levels of CdSe Quantum Dots, Eighth International Conference on Nanostructured Materials (NANO-2006), D-48, p.60 (Oral Presentation).
  6. Manish K. Bafna, Mohd. Shakil Qureshi, P. Sen and Pranay K. Sen, Temperature Dependence of Photoluminescence Spectra of InGaAs/GaAs Quantum Dots, Eighth International Conference on Nanostructured Materials(NANO-2006), D-47, p.60  (Poster Presentation ).
  7. Mohd. Shakil Qureshi, Manish K. Bafna, P. Sen and Pranay K. Sen - Coherent Control in InGaAs/ GaAs Quantum Dot, Eighth International Conference on Nanostructured  Materials (NANO-2006), D-46( Oral Presentation ).
  8. P. Sen, Manish K. Bafna and Pranay K. Sen (December 13 – 16, 2006) Temperature dependence of the photoluminescence linewidth of In0.4Ga0.6As/GaAs quantum dot, Photonics-2006 Hyderabad, p.166 .
  9. Saral K. Gupta and P. K. Sen, Intensity dependent optical properties of GaAs/AlxGa1-xAs quantum wire in presence of biexcitons, Proceedings of National Laser Symposium (22-24 Dec. 2003, IIT-Kharagpur) pp. 469-470.
  10. Manish K. Bafna, Saral K. Gupta and P. K. Sen, Role of biexciton density on the optical nutation in GaAs/AlxGa1-xAs quantum wire near the band edge, Proceedings of National Laser Symposium (22-24 Dec. 2003, IIT-Kharagpur) pp. 471-472.
  11. Saral K. Gupta, Manish K. Bafna and Pranay K. Sen, Optical nutation in a magnetized semiconductor quantum wire, Proceedings of National Laser Symposium (22-24 Dec. 2003, IIT-Kharagpur) pp. 481-482.
  12. Manish K. Bafna, P. Sen and P. K. Sen, Coherent transient effect in  GaAs/AlxGa1-xAs semiconductor quantum dot, Proceedings of 4th DAE-BRNS National Symposium  (10-13 Jan. 2005) BARC, Mumbai.
  13. Pranay K. Sen, Manish K. Bafna and S. K. Gupta, Biexcitonic effect on optical coherent transient in quantum wires, Proceedings of National Conference on Lasers and their Applications in Basic and Applied Sciences (NCLBAS-2005) (10-13 Jan. 2005) Shantiniketan, pp. 12 (Invited Talk).
  14. Manish K. Bafna, P. Sen and P. K. Sen, Coherent transient effect in  GaAs/AlxGa1-xAs semiconductor quantum dot, Proceedings of National Symposium on Science, Technology & Application of Nanomaterials (NSNM-05) (21-22 March 2005) Baroda, pp. 33 (Oral Presentation).
  15. Manish K. Bafna, P. Sen and P. K. Sen, Effect of temperature on optical properties of InGaAs/GaAs single quantum dot, Proceedings of National Symposium on Science, Technology & Application of Nanomaterials (NSNM-05) (21-22 March 2005) Baroda, pp. 34 .
  16. Pratima Sen, Mohd. Shakil Qureshi and Manish K. Bafna, Biexciton two-photon absorption in single CdSe semiconductor quantum dot, Proceedings of 5th DAE-BRNS National Laser Symposium (NLS-5) (7-10 Dec., 2005, Vellore, Tamil Nadu), p. 74.
  17. Manish K. Bafna, P. Sen and P. K. Sen, Strain Induced coherent transient Effects on in a InGaAs/GaAs semiconductor quantum dot, Proceedings of 8th DAE-BRNS National Laser Symposium (NLS-08) (7-10 Jan., 2008, New Delhi), p. 58.