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About Faculty

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Dr. Ruby Das

Professor & Head

ruby.das@bitdurg.ac.in

Dr. Ruby Das

Employee ID 10018
Date of Joining 21-09-1994
Nature of Association Regular
Department Applied Physics
Designation Professor & Head
Educational Qualification Ph.D M. Phill. M.Sc.
E-Mail ruby.das@bitdurg.ac.in
Contact Number Extension No. 227, Global Directory No. 8114
Areas of Interest

Theoretical Plasma Physics:-Instabilities in plasma; Experimental Solid State Physics:- Preparation and characterization of thin films, Nano materials

Publications

    (a). Research Papers Published

    (International Journal)

    1

    Microstructural and Optoelectronic Properties Investigation of Sb Doped CdSe Thin Films, Journal of Electronic Materials (Springer) (2022) 51: 552-563 (SCIE).

    2

    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, (Springer) (2022) 33: 1601-11612 (SCIE).

    3

    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, (Springer) (2021) 32:20903-20911 (SCIE).

    4

    Influence of Trivalent Bismuth Doping on Optoelectronic and Microstructural Properties of Hydrophilic Nanocrystalline Cadmium Selenide Thin Films, Thin Solid Films (Elsevier) (2020) 693:137675 (SCIE).

    5

    Synthesis of Nanocrystalline Sn x Cd1−x S Thin Films Capped with Thioglycerol and Methanol (TGM) and Study of Optical and Structural Properties, Journal of Electronic Materials (Springer) (2019) 48(4): 2152–2161 (SCIE).

     

    6

    Synthesis, Optical Characterization and Comparative Study of Zn & Mn Concentration on Cds Thin Films Prepared by Chemical Bath Deposition Method, Int. J. of Management, Technology & Engineering (2019) IX(III):1169

    7

    Incorporation of Tin in Nanocrystalline CdSe Thin Films: A Detailed Study of Optoelectronic and Microstructural Properties, Applied Physics A (Springer) (2018) 124(10):665 (SCIE).

    8

    Surface Morphology Based Optical Properties of Chemically Deposited CdS Nano Crystalline Thin Films, International Journal of Advanced in Management, Technology and Engineering Sciences (2018) 8(3):1624-1633

    9

    Examination of the Growth of Rare Earth Doped CdSe Thin Films through Optical and Electrical Characterization, International Journal of Advanced in Management, Technology and Engineering Sciences (2018) 8(3):1616-1623

    10

    Preparation of Nanocrystalline Mg Doped CdSe Thin Films and their Optical, Photoluminescence, Electrical and Structural Characterization, J. Material Science: Materials in Electronics (Springer) (2017) 28:18296–18306 (SCIE).

    11

    Optical and Structural Characterization of Pure and Zinc-Doped Lead Oxide Nanostructures Synthesized by Chemical Root Method, Optik - International Journal for Light and Electron Optics (Elsevier) (2016), 127(15): 6028–6035 (SCIE).

    12

    Synthesis and Characterization of Pure and Zn Doped Lead Hydroxide Nano Structure through Chemical Root Method, Optik -International Journal for Light and Electron Optics (Elsevier) (2016) 127:4854-4858 (SCIE).

    13

    Synthesis and Structural Characterization of Lead Oxide, International Journal of Advance Research in Science and Engineering (2015) 4:1-5

    14

    Effect of the Concentration of TEA on the Formation of Lead Hydroxide Micro to Nano Particle, Materials Science in Semiconductor Processing (Elsevier) (2015) 32: 49-54 (SCIE).

    15

    Structural Characterization and Photoluminescence Properties of Zinc Oxide Nano Particles Synthesized by Chemical Route Method, Journal of Radiation Research and Applied Sciences, (Elsevier) (2015) 8: 433-438 (SCIE).

    16

    Preparation of CdS Thin Films by Varying Triethanolamine and their Structural, Optical and Electrical Characterization, International Journal of Advanced Engineering Research and Studies (2015), IV/II/Jan

    17

    Synthesis, Structural Characterization and Study of Blue Shift in Optical Properties of Zinc Oxide Nano Particles Prepared by Chemical Route Method, Super Lattices and Microstructures (Elsevier) (2015) 88: 417-425 (SCIE).

    18

    Synthesis and Optical Properties of Chemical Bath Deposited ZnO Thin Film, Karbala International Journal of Modern Science (Elsevier) (2015) 1(3):159-165

    19

    Preparation & Optical Properties of CdS Thin Films with Variation of Ammonia Solution, International Journal of Advanced & Innovative Research, (2014) 03:180-182

    20

    Preparation of Nano Crystalline Sb Doped PbS Thin Films & their Structural, Optical & Electrical Characterization, Super Lattices and Microstructures (Elsevier) (2014) 75:601-612 (SCIE).

    21

    Synthesis, Morphology and Structural Characterization of Lead Hydroxide Nano Particles, International Journal for Research in Applied Science and Engineering Technology (IJRASET), (2014) 2(8):284-288

    22

    Structural, Photoluminescence and Optical Properties of Chemically Deposited (Cd1-xBix)S Thin Films as a Function of Dopant Concentration, J. Material Science: Materials in Electronics (Springer) (2013) 24:697-703 (SCIE).

    23

    Compositional Effect of Antimony on Structural, Optical and Photoluminescence Properties of Chemically Deposited (Cd1−xSbx)S Thin Films, Superlattices and Microstructures (Elsevier) (2013) 59:29–37 (SCIE).

    24

    Synthesis and Optical Properties of Ternary Derivatives of Zn Doped CdS (ZnxCd1-xS) for Different Deposition Times with Different Compositions, World Open Research Journal of Nano science (2013) 1(1):01-13

    25

    Synthesis and Structural Properties of Nano crystalline (Pb1-xBix)S Thin Films, Advances in Physics Theories and Applications (IISTE) (2013) 19:101-104

    26

    Preparation of Nano Crystalline PbS Thin Films and Effect of Sn Doping and Annealing on their Structural and Optical Properties, Materials Research Bulletin (Elsevier) (2012) 47(2):239-246 (SCIE).

    27

    Comparison of Optical Properties of Bulk and Nano Crystalline Thin Films of CdS using Different Precursors, International Journal of Material Science (IJMS) (2011) 1(1):35-40

    28

    Effect of Annealing and Composition on Crystal Structure, Surface Morphology, and Optical Absorption of Chemically Deposited Cd1-x(Sn)xS films, Crystal Research Technology (Wiley) (2010) 7:725- 731 (SCIE).

    29

    Synthesis, Microstructure Study and Optical Characterization of Chemical Bath Deposited Nano Crystalline CdSe Thin Films, Journal of Optoelectronics & Advanced Materials, (2010) 12(6):1406-1413 (SCIE).

    30

    Compositional Effect on the Optical Characteristics of Solution Grown Cd1-x(Sn)xS Thin Films”, Journal of Material Science (Springer) (2008) 43:5972- 5976 (SCIE).

    31

    Parametric Decay of a Whistler Wave at the Difference Frequency of Two Electromagnetic Waves in a Plasma, Journal of Plasma Physics (1991) 45(1):115-123 (SCIE).

    32

    Generation of Electromagnetic Wave in Two-Electron Temperature Plasmas, Contributions to Plasma Physics (Wiley) (1991) 31(4):367-370 (SCIE).

    33

    Parametric Decay of a Whistler Wave at the Difference Frequency of Two Electromagnetic Waves in a Plasma, Physica Scripta (1991) 43: 601-604 (SCIE).

     

    (National Journal)

    1

    Optical Properties of Chemical Bath Deposited Pb(OH)2 Thin Film, Applied Physics Letter (2016) 2(4):23-26.

    2

    Refractive Index and Extinction Coefficient of Chemical Bath Deposited Pb(OH)2 Thin Film, Applied Physics Letter (2016) 2(4):19-22.

    3

    Effect of Capping Agent on Nano CdS Thin Films, CSVTU Research Journal (special issue dedicated to Bharat Ratna Prof. C. N. R. Rao) (2014) 7:35-40

    4

    Preparation and Characterization of Nano Crystalline Ho Doped CdS Thin Films, CSVTU Journal of Advanced Materials Engineering (2014) 7:13-19

    5

    Effect of Annealing on Surface Morphology and Optical Properties of Chemically Deposited Cd1-x(Sn)xS Thin Films, CSVTU Research Journal (2010) 03(1):8-12

     

    6

    Parametric Instability of a Lower Hybrid Wave in Two Electron Temperature Plasma, CSVTU Research Journal (2008) 1(2):10-17

    7

    Stimulated Brillouin Scattering of an Electromagnetic Wave By an Acoustic-Like Mode in Multi-Ion Species Plasmas, Pramana - J. of Physics (Indian Academy of Sciences-Bangalore) (1990) 35(5):495- 501 (SCIE).

     

Other Info.

Other Responsibilities:

     

    List of National/International Workshop/STTP/FDP Attended

    S.No.

    Title

    No. of Days

    Organization

    Duration

    1

    Online Elementary FDP on "Novel Materials: Advances and Application"

    1 week

    AICTE Training And Learning (ATAL) Academy, NIT, Raipur

    24th Sep 2021 to 28th Sep 2021

    2

    Attended Faculty Enrichment Webinar for Physics Teachers in Higher Education

    1 day

    National Resource Centre for Education at NIEPA, New Delhi

    12th Mar 2021

    3

    How Things Work: An Introduction to Physics

    •  

    an online course authorized by University of Virginia

    27th Sep 2020

    4

    Leadership in a complex and Changing World

    1 Week

    Churchill College, University of Cambridge

    6th - 10th January 2020

    5

    Leadership for Academicians Program (LEAP) - Phase II Sponsored by MHRD

    2 Weeks

    Indian Institute of Technology, Kharagpur 

    11th - 22nd November, 2019

    6

    Basics of Quantum Mechanics by Prof. H. C. Verma

    12 weeks

    Centre for Development of Technical Education (CDTE), Indian Institute of Technology Kanpur

    15th Aug to 18th Nov 2019

    7

    Basics of Special Theory of Relativity by Prof. H. C. Verma

    8 weeks

    Centre for Development of Technical Education (CDTE), Indian Institute of Technology Kanpur

    18th Dec 2018 to 08th Mar 2019

    8

    Faculty development programme “A foundation programme on data science” using TIBCO Statistica

    02

    Jointly organized by centre of excellence, Department of Management & Grid Analytics India Pvt. Ltd.

    13th-14th October 2017

    9

    Online training programme on “Physics of Semiconductors” by Prof. H. C. Verma

    12 weeks

    Centre for Development of Technical Education (CDTE), Indian Institute of Technology Kanpur

    15th Aug 2017 to 20th Nov 2017

    10

    Pedagogy for effective use of ICT in engineering education”

    2 weeks

    ISTE short term training programme (STTP), IIT Bombay

    5-7 Jan and

    19-21 Jan 2015

    11

    Utilization of DigiClass rooms available in BIT campus 

    4 days

    Pearson education

    24th-27th March,2014

    12

    Training on “Opportunity for Research Funding from Department of Science & Technology”

    11.00 am -

    01.00 pm

    CSVTU, Bhilai

    23rd April, 2012

    13

    Workshop on “Physics & Applications of Luminescence to nano-science, radiation dosimetry and geology”

    2 days

    SSCET, Bhilai.

    3-4 Dec. 2009

    14

    Workshop on “Valuation of students in internal examinations and method of awarding sessional marks”

    1 day

    SSCET, Junwani

    16th feb.2008

    15

    Symposium on Paradigms of research in Engineering and Technology

    1 day

    CSVTU, Bhilai

     25th Jan. 2008

    16

    U.G. C. sponsored national conference on “Current trends in Physics “

    02 day

    Bhilai Mahila Mahavidyalaya,

    25th-26th feb, 2007

    17

    Workshop on ‘Redefining Technical Education in the context of global, national and local needs’

    2 day

    CSVTech. University, Bhilai

    2nd-3rd July, 2005.

    18

    Refresher course in Physics

    3 weeks

    Pt. R.S.S.University, Raipur( C.G.)  & obtained Grade –  A

    Feb. 3 –

    Feb .23, 2003

    19

    Summer school of Physics

    “Free Electron Lasers”

    2 weeks

    School of Physics, Devi Ahilya University, Indore, M.P.

    11th – 23rd   June, 1990

    20

    Workshop-cum-symposium on Beams and Plasmas Applications in Materials Technology

    3 days

    Bhabha Atomic Research Centre (BARC), Bombay ,organized by Plasma Science Society of India

    Jan. 31 –

    Feb.2 ,1990

    21

    Workshop on Laser – Plasma Interaction

    1 week

    CAT, Indore (M.P.)

    30 Nov.–5 Dec.1989

     

    Experience of Administrative Responsibilities in Academic Institutions:

    From

    To

    Administrative Position

    Major responsibility

    1995

     Nov.2020

    Head of the Applied physics Department, BIT, Durg

    Arrange & develop faculty, design & construction of new BE lab, sanction of budget, University approved research lab, department meetings for growth plan etc.

    18/11/16  

     

     

    2007

    29/11/2019

     

     

    2010

    Chairman Board of Studies, Applied Physics, CSVT University

    Framed the course structure and detailed syllabus of BE first year Engineering Physics  selection of  paper setters , Member , Selection Committee & Inspection of Research Centers in various colleges

    2007

    2020

    Convener

     National level conference

    Invite speakers, prepare conference brochure and formation of department committee

    2017

     

    2009

    2018

     

    2011

    Prof. in charge        

    College Magazine

    ( BIT Panorama)

    Student committee formation, Work distribution, page setup, printing & distribution procedure etc.

     -

     

    -

      1/12/15

     

     

     

    20/7/11

     Head valuer , Govt.Digvijay College Rajnandgao(CG).

     

     

    CSVTU,Bhilai

    M.Sc.IIIrd Sem,Physics,Paper-I,Quantum Mechanics, Code R-3601.

    Paper setting & Valuation

    BE - Applied Physics 

    2003

     2010

    Prof. in charge 

    Sports Committee(Girls)

               

    Fix  match schedule, work distribution, supervision of events etc.

    2017 2022 Prof. incharge literary committee  

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     



     

     

     

     

     

     

    Books Authored:

    S. No.

    Name of Book

    Co-authors

    Publisher

    Year of Publication

    1

    The Synthesis & Optical Characterization of Some Doped CdS Thin Films

    Dr. Rajesh Lalwani,

     

    Lambert Academy Publishing

    5 February 2021

    2

    Structural and Optical Properties of Nanocrystalline PbS Thin Films

    Dr. Rajesh Lalwani,

     

    Lambert Academy Publishing

    2018

    3

    A Text book of Engineering Physics Practical

    Mr. C.S. Robinson,

    Dr. Rajesh Lalwani,

    Mr. Prashant Kumar Sahu

    University Science Press (an imprint of Laxmi Publication Pvt. Ltd.)

    2010, 2016

    (second edition)

    Ph.D. Supervision (Awarded / Ongoing):

    S. No.

    Scholar’s Name

    Year of Regn.

    Status (Ongoing/

    Completed)

    University

    1

    Rajesh Kumar

    21 Nov, 2007

    Ph. D. Awarded

    May, 2012

    CSVTU, Bhilai, C.G.

    2

    Suman Pandey

    April, 2010

    Awarded M.Phil.  2011

    CVRU, Bilaspur, C.G.

    3

    Preeti Bala Taunk

    (with UGC project )

    25 Feb, 2014

    Ph.D. Awarded

    December, 2018

    CSVTU, Bhilai, C.G.

    4

    Prashant Kr. Sahu

    25 Feb, 2014

    Ph.D. Awarded

    November, 2019

    CSVTU, Bhilai, C.G.

    5

    Suman Pandey

    25 Feb,2014

    Ongoing Ph.D.

    CSVTU, Bhilai, C.G.

    6 Mrs. Brijlata Sharma

    24/12/2018

    (Ongoing Ph.D.)

    CSVTU, Bhilai, C.G.

     

    Details of R&D Projects (Add as New)                                                                                                

    Name of PI &

    CO- PI

    Title

    Agency

    Sanctioned Order No.

    Year of Start

    Year of Completion

    Total Grant to be funded

    Amount Released during the session

    Dr. Rajesh Lalwani, Dr. Devisingh Raghuwanshi, Dr. Ruby Das

    A Novel approach to the synthesis of photosensitive non structure material their characterization for utilization of solar energy in chattisgarh

    CSVTU/ TEQIP-III

    CSVTU/CRP/TEQIP-III/12

    17/8/

    2019

    2021

    200,000

     

     



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

    National Conference BITCON-2020

    20th November 2020

    Organized as Convener

    Department of Applied Physics, Bhilai Institute of Technology, Durg

    2

    First online meeting of Board of studies (BOS) (Applied Physics) for Autonomy syllabus preparation

    31st October, 2020

    Organized as Chairman

    Department of Applied Physics, Bhilai Institute of Technology, Durg

    3

    FDP on Recent advances in Theoretical and experimental Physics and future prospective of AICTE new syllabus

    30-31 August, 2019

    Program co-ordinator

    Under TEQIP-III

    BIT, Durg and CSVTU, Bhilai

    4

    National Conference on recent advances in Nano Science & Nano Technology

    12-13 Jan. 2009

    Chaired a technical session

    SSCET, Bhilai

    5

    National conference ‘technovision-2007’

    Oct.26-27th, 2007.

    Chaired  a technical session

    Shri Shankaracharya College of Engineering & Technology, Bhilai

     

    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

    Luminescence

    Guest Lecture for Post graduate students

    5th March 2020 (2 hrs)

    Govt. Dr. W.W. Patankar Girls' P.G. College, Durg

    College Level

    2

    Molecular Crystal Defects

    Guest Lecture for Post graduate students

    25th Apr 2019

    Govt. Dr. W.W. Patankar Girls' P.G. College, Durg

    College Level

    3

    Raman Effect

    National Science Day-2019

    28th Feb. 2019

    Govt. Dr. W.W. Patankar Girls' P.G. College, Durg

    College Level

    4

    Optical and structural properties of semi metal doped CdS and nano crystalline PbS thin films

    Emerging trends in Physics pedagogy and research

    07-8-2014 (09:30am to 11:00am)

    Session- VI

    RSR-Rungta College  of Engineering & Technology, Bhilai

    National

    (ISTE  sponsored)

    5

    Physics of Laser

     

     

    Nuclear Physics  

    Bhabha Jayanti

    23 Jan. 2009 & 17th Nov. 2011 

     

    30th Oct,2017

    Govt. Dig Vijay College, Rajnandgaon

    College level

     

    (For M.Sc. Students)

    6

     Teaching Learning & Evaluation Process

    Seminar,

    Physics

    07 March 2009.

    AITM, Rajnandgaon

    College level (For B.E. first year Students)

    7

    Visiting faculty of Nanotechnology

    PG Certificate course

    2008-09.

    CSVTU, Bhilai

    University level

    8

    Role of Applied sciences in Engineering & Technology

    Seminar, Physics & Chemistry Association

    01/02/ 2008.

    MPCCET, Bhilai

    College level

    Membership:          

    • Indian Association of Physics Teachers , L117/302, Naveen Nagar, Kanpur-208 025
    • Materials Research Society of India(MRSI), Indian Institute of Science , Banglore-560 012
    • Indian Physics Association, TIFR Colaba, Bombay 400 005
    • PhD supervisor of Government Chhattisgarh Swami Vivekanand Technical University, Bhilai, Chhattisgarh, INDIA.
    • Member, Board of Studies, Chhattisgarh Swami Vivekanand Technical University, Bhilai, C.G. India.