Skip to main content


Examination
apply for central counselling admission Filling Of Form documentation verification Pay Fees Confirm Admission
News & Events
Notices
Online Payment
  1. Home
  2. Department
  3. Faculty Details

About Faculty

icon

Dr. Rajesh Lalwani

Associate Professor

rajeshlalwani12003@yahoo.co.in

Dr. Rajesh Lalwani is presently serving as Associate Professor in Department of Applied Physics, Bhilai Institute of Technology, Durg. He received the Doctor’s degree in “Investigation of Structural and Optical Properties of CdS and PbS Doped Materials” in Applied Physics from Chhattisgarh Swami Vivekanand Technical University, Bhilai. He has been actively involved in teaching and research activities for more than 15 years. Earlier he has worked as Assistant Professor of Physics in Govt. Science College, Durg and Govt. College, Kurud during Year 2001-2005. He has published over 25 original research papers in reputed international and national journals & international and national conferences. He is also co-author of book “A text book of Engineering Physics Practical”. He has an excellent academic record. His research interests are in the field of Nano science and Technology, Semiconductor Devices, Solar Cells, Sensors, Thin/Thick Film Technology and Materials Science. He is a leading researcher in thin films and chemical deposition of materials and developed several novel materials for fabricating IR detectors, solar cells, optical sensors, photoconductive materials. He has got a collaborative research project with UGC-DAE Consortium for Scientific research ,Indore as principal investigator. He is named in the panel of reviewers of reputed international journals.

Dr. Rajesh Lalwani

Employee ID 10133
Date of Joining 17-01-2006
Nature of Association Regular
Department Applied Physics
Designation Associate Professor
Educational Qualification Ph. D. M.Sc. P.G.D.C.A. SET Qualified
E-Mail rajeshlalwani12003@yahoo.co.in
Contact Number Extension No. 211, Global Directory No. 8256
Areas of Interest

• Nanotechnology • Thin Film Materials • Material Science

Publications

    International Journals

    1. R. Das and Rajesh Kumar, Compositional Effect on Optical Characteristics of Solution Grown (Cd1-XSnx)S Thin Films,  J. Mater. Sci. (Springer), 43 (2008) 5972-5976.
    2. R. Das and Rajesh Kumar, Effect of Annealing and Composition on Crystal Structure, Surface Morphology and Optical Absorption of Chemically Deposited (Cd1-XSnx)S Films, Cryst. Res.  Techn.  (Wiley), 45(7) (2010)725-731.
    3. R. Das and Rajesh Kumar, Preparation Of Nanocrystalline PbS Thin Films and Effect of Sn Doping and Annealing on Their Structural and Optical Properties, Mater. Res. Bull. (Elsevier), 47(2012)239-246.
    4. R. Das and Rajesh Kumar, Structural, Photoluminescence and Optical Properties of Chemically Deposited (Cd1-XBix)S Thin Films as a Function of Dopant Concentration, J.  Mater. Sci. Mater.  Electronics (Springer), 24(2013)697-703.
    5. Rajesh Kumar, R. Das, Mukul Gupta and V. Ganesan, Compositional Effect of Antimony on Structural, Optical, and Photoluminescence Properties of Chemically Deposited (Cd1-XSbx)S Thin Films,  Superlattices and Microstructures (Elsevier), 59(2013)29-37.
    6. Rajesh Kumar, Prashant Kumar Sahu, R. Das and Samit Tiwari, Synthesis and Structural Properties of Nanocrystalline (Pb1-xBix)S Thin Films, Advances in Physics theories and applications, 19 (2013) 101-104.
    7. Rajesh Kumar and R.Das, Optical and Electrical Characterization of Nanocrystalline (Pb1-xBix)S Thin Films Deposited at Room Temprature, IOSR Journal of Applied Physics, (2014)07-10.
    8. Rajesh Kumar, R. Das, Mukul Gupta, and V. Ganesan, Preparation of Nanocrystalline Sb doped PbS Thin Films and Their Structural, Optical and Electrical Characterization, Superlattices and Microstructures (Elsevier) 75(2014)601-612.
    9. Rajesh Kumar, R.Das, Brijlata Sharma, Preparation and Optical properties of CdS Thin Films with Variation of Ammonia Solution, Int. J. of Advanced and Innovative Research, 3:1(2014) 180-183.
    10. Rajesh Lalwani, Brijlata Sharma, and R. Das, Synthesis and Photoconductivity Studies of CdS Thin Films Prepared By Chemical Bath Deposition Method, Int. J. Advan. Engg. Res. and Studies, (2015) 278-279.
    11. R. Das, Suman, Pandey, Rajesh Lalwani, Preparation of CdS Thin Films By Varying Triethanolamine and Their Structural, Optical and Electrical Characterization, Int. J. Advan. Engg. Res. and Studies, (2015) 285-290.
    12. Rajesh Lalwani, R. Das, Preparation and Determination Of Optical Constants Of Nanocrystalline PbS Thin Films, OCTOBER 28-29, 2015, pp 24-28.
    13. Anjali Oudhia, Savita Sharma, Pragya Kulkarni, and Rajesh Kumar, Blue emitting ZnO Nanostructures Grown Through Cellulose Bio-templates, Luminescence (Wiley), (2015).
    14. A. Oudhia, N. Shukla, P. Bose, R. Lalwani, A. Choudhary, Effect of various synthesis protocols on doping profile of ZnO:Eu Nanowires, Nano-Structures & Nano-Objects (Elsevier) 7 (2016) 69–74
    15. Prashant K. Sahu, Ruby Das, Rajesh Lalwani, Preparation of nanocrystalline Mg doped CdSe thin films and their optical, photoluminescence, electrical and structural Characterization, J Mater Sci: Mater Electron (Springer), 28 (2017) 18296-18306.
    16. Prashant K. Sahu, Ruby Das, Rajesh Lalwani, Incorporation of tin in nanocrystalline CdSe thin films:a detailed study of optoelectronic and microstructural properties, Applied Physics A (2018)124:665.
    17. Vijita Diwan, Santosh Kumar Sar, Supriya Biswas, RajeshLalwani, Adsorptive extraction of uranium (VI) from aqueous phase by dolomite, Groundwater for Sustainable Development (2020)11:100424.
    18. Brijlata Sharma, Rajesh Lalwani, Ruby Das, Devi Singh Raghuwanshi, A systematic investigation on structural and optical properties of sol–gel spin coating fabricated CdS nanocrystalline thin films: effect of Ni doping, Journal of Materials Science: Materials in Electronics volume (2021) 32:20903-20911.
    19. Brijlata Sharma, Rajesh Lalwani, Ruby Das, A comprehensive study of structural, optical and electrical properties of Cu doped CdS nanocrystalline thin films: for optoelectronic applications, Journal of Materials Science: Materials in Electronics volume (2022) 33: 11601-11612.

     

    National Journals

    1. R. Das and Rajesh Kumar, Effect of annealing on surface morphology and optical properties of chemically deposited (Cd1-xSnx)S films, CSVTU Research Journal 03(01)(2010) 8-12 .
    2. Rajesh Lalwani, and R. Das, Preparation and Characterization of Nanocrystalline Ho Doped CdS Thin Films, CSVTU Journal of Advanced materials Engineering, 7(2014) 13- 18.

     

    (b). Full length paper in proc. of International / National Conferences

    International Conference

    1. Rajesh Kumar, Synthesis and Structural Properties of Nanocrystalline (Pb1-xBix)S Thin Films, Truba Institute of Engineering & Information Technology, Bhopal, 26-28 April 2013.
    2.  Rajesh Kumar, Optical and Electrical Characterization of Nanocrystalline (Pb1-xBix)S thin films deposited at room temperature, International Conference on Advances in Engineering and technology, Anjuman College of Engineering, Nagpur 8-9 Jan 2014.
    3. Rajesh Lalwani, The synthesis, structural, optical and photoconductivity properties of nanocrystalline Ho doped CdS thin films, International Young Science Congress, Ganpat university, Mehsana, 8-9 May 2017.

     

    National Conference

    1. Rajesh Kumar and R. Das, Studies on optical characteristics of chemically deposited Sn doped thin films, at National conference on “Advances in physics and its application” at BIT, Durg, on 7-8th November 2008.
    2. Rajesh Kumar, Study of optical properties of CdS:Sn thin films, at 7th CG Young Scientist congress 2009, 28 Feb-01 March 2009, Indira Gandhi Krishi Vishvavidyalaya, Raipur.
    3. Rajesh Kumar, Study of photoconductivity, surface morphology and optical properties of chemically deposited (Cd1-xSnx)S thin films, 8th CG Young Scientist  congress 2010, 09-10 April 2010 at Pr. RSU Raipur.
    4.  Rajesh Kumar, Study of composition and annealing effect on crystal structure, surface morphology and optical properties of chemically deposited Sn doped CdS  films, 9th CG Young Scientist congress 2011, 28-01 Feb 2011 at Bastar Vishwavidyalaya, Jagdalpur.
    5. Rajesh Kumar and R. Das, Studies of composition and annealing effect on crystal structure and optical properties of Sn doped CdS thin films, National conference on Recent trends in physics of solids at Govt. science college Durg, on 11-12 October  2011.
    6.   Rajesh Lalwani, R.Das, and Brijlata Sharna, Chemical Bath Deposition of  Cadmium Sulphide Thin Films and Their Optical Properties, National Seminar on Emerging Trends in Physics, at Govt. College, Kurud on 7   September 2015.
Other Info.

Other Responsibilities:

    List of National/International Workshop/STTP/FDP Attended

    S.N.

     

    Title

    No. of Days

    Organization

    Duration

    1.

    Nanotechnology

    05

    RCET, Bhilai

    23-27 June 2008

    2.

    Recent Trend in Material Science

    05

    NIT Raipur

    27-31 Dec 2008

    3.

    Advanced Characterization Techniques

    01

    IIT Bombay

    7th May 2009

    4.

    Multifunctional Nanomaterials

    01

    ITER Bhubaneshwar

    26th November 2011

    5.

    Intellectual Property right

    02

    BIT, Durg

    26-27 Feb 2012

    6.

    Nanoscience & Nanotechnology

    01

    CCET, Bhilai

    12 March 2012

    7.

    Engineering Physics

    12

    BIT, Durg

    8-18 Dec 2016

    8.

    Scientific Paper writing

    02

    Ganpat University, Mehsana

    8-9 May 2017

     

    9.

    Foundation Course on Human Values and Professional Ethics

    05

    KDK College of Engineering Nagpur

    18 Dec- 22 Dec 2017

    10.

    Basics of Special Theory of Relativity

    8 weeks

    IIT, Kanpur

    18 Dec 2018 to 8 March 2019

    11.

    Basics of Quantum Mechanics

    8 weeks

    IIT, Kanpur

    15 Aug – 18 Nov 2019

    12.

    Recent Advances in Theoretical and experimental Physics and future perspectives of AICTE New Syllabus

    02

    BIT, Durg

    30-31st August 2019

    Experience of Administrative Responsibilities in Academic Institutions:

    From

    To

    Administrative Position

    Major responsibility

    Aug 2011

    June 2017

    Member, Proctorial Board

    Discipline

    Aug 2020

    June 2022

    Member, Proctorial Board

    Discipline

    Sep 2013

    July 2017

    Assistant Center Superintendent (Exam)

    Exam Conduction

    Jan 2019

    July 2019

    Assistant Center Superintendent (Exam)

    Exam Conduction

    July 2022

    Till date

    Professor In charge – B.Tech. First Year (Administration)

    Overall administration of B.Tech. First Year

    June 2022

    Till Date

    Nodal Officer – Digi Locker

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

    Ph.D. Supervision (Awarded/Ongoing):

    S. No.

    Scholar’s Name

    Year of Regn.

    Status(Ongoing/Completed)

    1.

    Mrs. Brijlata Sharma

    2018

    Ongoing

    2

    Mrs. Seema Gupta

    2021

    Ongoing

    Books Authored

    S. No.

    Name of Book

    Co-authors

    Publisher

    Year of Publication

    1.

    A Textbook of Engineering Physics Practical

    Ruby Das, C S Robinson, Prashant Sahu

    University Science Press, New Delhi

    (An imprint of Laxmi Publications)

    First Edition 2010

    Revised Edition 2016

    2.

    Structural and Optical Properties of nanocrystalline PbS Thin films

    Ruby Das

    Lambert, Germany

    2017

    3

    Applied Physics-I

    (Hindi Translator)

     

    Khanna Publishing House (By AICTE)

    2021

    4

    Physics -Electromagnetic Theory

    (Hindi Translator)

     

    Khanna Publishing House (By AICTE)

    2021

    5

    Physics-Introduction to mechanics

    (Hindi Translator)

     

    Khanna Publishing House (By AICTE)

    2021

    6

    A Textbook of Applied Physics

    Dr. Prashant Kumar Sahu

    Books Clinic

    First Edition 2022

    Research Project Undertaken/Going on

    S. No.

    Name of Research Project

    Co-Investigator

    Funding Agency/Amount

    Status

    1.

    Synthesis and Characterization of Doped Nanocrystalline thin films suitable for sensor application

    Dr. Ruby Das

    UGC-DAE Consortium for Scientific Research, Indore

    Completed

    2.

    A Novel approach to the synthesis of photosensitive nanostructured materials and their characterization for utilization of solar energy in Chhattisgarh

    Dr. D.S. Raghuwanshi

    Dr. Ruby Das

    TEQIP-III CSVTU, Bhilai

    Completed

    3.

    Development of low cost and high performance polymer gas sensor

    Dr. D.S. Raghuwanshi

    TEQIP-III CSVTU, Bhilai

    Completed

    4

    Synthesis and Characterization of Nanostructured Metal Nitrides for Perovskite Solar Cells

     

    UGC-DAE Consortium for Scientific Research, Indore

    Ongoing



Felowship/Awards/Other recognitions:

    Sponsored Workshops/STTP Conducted/FDP (Conferences chair/ Convertor/Coordinator/Co-Coordinator):

    Sl. No.

    Topic/Title

    Dates

    No. of Days

    Organization/Place

    1.

    Scientific Paper Writing

    15th October 2016

    01

    BIT, Durg

    2.

    International Conference on on Recenet Trends in Reneweble Energy and Sustainable Development

    30-31st Jan 2020

    02

    BIT, Raipur

     

     

     

     

     

     

     

    Membership:        

    • Indian Society of Technical Education (ISTE), New Delhi, India.
    • Indian Science Congress.
    • Luminescence Society of India
    • The Society of Innovative Educationalist and Scientific Research Professional Chennai

    Invited talk/ Guest lecture delivered:

    No.

    Title of

    paper

    presented

     

    Title of

    conference/seminar

    etc.

     

    Date

    of

    event

     

    Organized

    by

     

    Whether

    International/National/State/

    Regional/University or

    College level

    1.

    Physics (Beta decay and Gamma Decay)

    Guest Lecture

    20 April 2019

    Govt. Girls College, Durg

    College Level

    2.

    Superconductivity

    Guest Lecture

    21,22, 23 Nov 2019

    Govt. Girls College, Durg

    College Level