MUSHAHID HUSAIN
Designation : Professor
Date of Birth : Jan. 18, 1952
Institution : Jamia Millia Islamia
New Delhi-110025
Mailing Address : Department of Physics
Jamia Millia Islamia
New Delhi-110025
Email : mush_phys@rediffmail.com
mush_reslab@rediffmail.com
Fax : 0091-11-26981753
Tel. :  0091-11-26988332 (O)
26927419 (R)
Qualification
M.Sc. Physics (Electronics) (Ist Division)
Ph.D. (Solid State Physics) (1982)
Field of Specialization : Materials Science (Amorphous Semiconductor, X-ray Spectroscopy, ECR Plasma Etching,Nanotechnology).
Teaching Experience : 21 Years
Research Experience : 24 Years
Particulars of Guiding Research : See appendix-A
  • No. of candidates who have been awarded Ph.D. : 14
  • No. of candidates presently working for Ph.D. : 9
Publications (List of Publications is attatched herewith Appendix-B)
  • Research Papers (in Journals) : 74
  • Invited Talks : 32
  • Books : Advances in Physics of Materials (Today and Tomorrow Publisher and Printer, New Delhi).
Research Project
Completed : 
  • Project entitled "Chemical Shift X-ray Absorption Edges" funded by University Grants Commission, New Delhi (1984-1986).
  • Project entitled "Thermo-electric Power and X-rays Studies in Amorphous Semiconductors" funded by Department of Science and Technology, NewDelhi (1988-1991).
  • Project entitled "Dielectric Properties of Amorphous Semiconductors" funded by the University Grants Commission, New Delhi.(1997-2000).
  • Project entitled "Thermal Studies of Amorphous Semiconductors" funded by Council of Scientific and Industrial Research, New Delhi.(2000-2003)
  • Project entitled "ECR Etching for III-V group Compound Materials" funded by Defence Research and Development Organization (Ministry of Defence), New Delhi.(1998-2001)
  • Developed ECR Plasma Etching System (See Appendix C)
  • Project entitled "Development of Diffusive Optical Pump Cavities for Solid State Lasers" funded by Defence Research and Development Organisation (Ministry of Defence), New Delhi.(1999-2003)
Under Progress : 
  • Project entitled "High Temperature Superconductivity" funded by the University Grant Commission, New Delhi.(1989 to date)
  • Project entitled "ECR Etching for III-V and II-VI group Compound Materials" funded by Defence Research and Development Organization (Ministry of Defence), New Delhi (2003-2005).
  • Project entitled "Studies of Mechanisms of New Dye-Lasers Materials and their Organic Hosts" funded by Defence Research and Development Organization (Ministry of Defence), New Delhi (2003-2005)
  • Project Submitted: See Appendix D
Workshops/Conferences
Organized :
  • Organising Secretary VI International Workshop on Physics of Materials, Jamia Millia Islamia, New Delhi (Nov. 23 to Dec. 05, 1987).
  • Member Organising Committee of One day Seminar on "Role of University to make science relevant to the society, Jamia Millia Islamia, New Delhi (March 13, 1989).
  • Organising Secretary National Seminar on Advances in Physics of Materials, Department of Physics, Jamia Millia Islamia, New Delhi (Feb. 25-26, 1991).
  • Organising Secretary National Seminar on Recent Trends in Nuclear, Particle and Condensed Matter Physics, Department of Physics, Jamia Millia Islamia, New Delhi (March 06-07, 1997).
  • Convenor National Seminar on Materials Research and Environment Issues, Department of Physics, JMI, New Delhi-25 (Oct. 23, 1997).
  • Joint Secretary International Workshop on Physics of Semiconductor Devices, New Delhi, Jamia Millia Islamia, New Delhi. (Dec. 16-21, 1997).
  • Joint Secretary International Workshop on Physics of Semiconductor Devices, New Delhi. IIT, Haus Khas, New Delhi (Dec. 14-19, 1999).
  • Organising Secretary Workshop on Patent Awareness, Jamia Millia Islamia, New Delhi.(Oct.-11,2000)
  • Member Workshop on IT for all, Jamia Millia Islamia, New Delhi.(Nov.-9,2000)
  • Joint Secretary International Workshop on Physics of Semiconductor Devices, New Delhi. IIT, Haus Khas, New Delhi (Dec. 11-15, 2001).
  • Co-Convenor National Seminar on Physics of Materials, Jamia Millia Islamia ( Feb. 29, and March , 2002).
  • Convenor Workshop on nano-materials, Jamia Millia Islamia, ( Nov. 1, 2002).
Foreign Visits :
  • ITALY Participated in Workshop on Materials Science and Non-Conventional Energy Sources at I.C.T.P., Trieste (Aug.31-Oct.4,1987).
  • PAKISTAN Participated in Nathiagali Summer College on Superconductivity (June-July 1988).
  • ITALY Participated in Research Workshop on Condensed Matter Physics at I.C.T.P.,Trieste (Aug.20-Sept.27, 1989).
  • UNITED KINGDOM Visited South Bank Polytechnic, London and University of Cambridge (Sept.28-Oct.4, 1989).
  • PAKISTAN Participated in Workshop on Solid State Devices, University of Karachi (Aug.17-20, 1991).
  • ITALY Participated in "Third School on the use of Synchrotron Radiation in Science & Technology" (Oct. 30 -Dec. 01, 1995).
  • BANGLADESH Participated in the "International Workshop on Recent Developments in Condensed Matter Physics and Nuclear Science" as an Invited Speaker at Rajshahi University, Rajshahi, Bangladesh (Oct. 28 - Nov. 01, 1996).
  • SINGAPORE Visited Department of Physics, National University of Singapore (Nov. 04 - 05, 1996).
  • MALAYSIA Visited (i). Advanced Materials Research Centre at Standards and Industrial Research Institute of Malaysia and deliver a talk on "Advanced Materials" (Nov. 06- 08, 1996). (ii). Centre for Advanced Studies, University of Malaya, Kulalampur, Malaysia.
  •  BANGLADESH Participated in the "International Conference on Recent Trends in Physics" as an Invited Speaker at Bangladesh University of Science & Technology, Dhaka, Bangladesh (March 20 - 22, 1997).
  • MEXICO Participated in the "International Symposium on New Materials for Hydrogen Fuel – Cell –Photovoltaic Systems-I" as an Invited Speaker at Cancun, Mexico(Sept.01-09, 1997).
  • U.S.A. Visited Department of Physics & Electrical Engineering at University of Princeton,New Jersey and Bridge Water State College, Bridge Water (Sept. 10 - 13, 1997).
  • MEXICO Participated in the "International Symposium on New Materials for Hydrogen Fuel – Cell 5 –Photovoltaic Systems-I" as an Invited Speaker at Cancun, Mexico (Aug. 26-30, 2001) and visited CENTRO DE INVESTIGACION EN ENERGIA, Temixco, Mexico (Sept. 01-03, 2001) and delivered a talk on "Amorphous Semiconductors".
  • U.S.A. Visited the US Naval Research Lab., Washington and delivered a talk on "Recent Developments in Amorphous Semiconductors" (Sept. 05 - 08, 2001).
  • UNITED KINGDOM Visited Department of Physics & Astronomy, Southampton University, Southampton and delivered a talk on " Optical and dielectric properties of Amorphous Semiconductors" (Sept.10-14, 2001).
  • BANGLADESH Participated in the "Binomial Symposium on Physics and Modern Development" as an Invited Speaker at Atomic Energy Centre, Dhaka, Bangladesh (March 30 - 31, 2002).
  • SAUDI ARABIA Participated in the "The Second Saudi Science Conference" at Department of Physics, King Abdulaziz University, Jeddah, Saudi Arabia (March 15 to March 17, 2004).
Scientific Collaborations :
  • MOCVD Division, Solid State Physics Laboratory (Ministry of Defence), Lucknow Road, Delhi.
  • Superconductivity Division, National Physical Laboratory, Delhi.
  • Department of Physics, Hercot Bulter Technological Institute, Kanpur.
  • Laboratorio de Energia SolarInstituto De Investigaciones En Materials, Temixco, Morelos, Mexico.
Talks & Interviews at all India Radio :
  • Talk on "Liquid Crystals" (1987).
  • Material Characterization & its importance and uses (1987). (Interview with Dr. Krishan Lal)
  • Talk on "X-ray Spectroscopy" (1988).
  • Semiconductors and their uses (Interview with Prof. P. C. Mathur) (1988).
  • Application and Uses of Ultra Thin Films (Interview with Dr. Krishan Lal) (1989).
  • Night Vision Instruments (1991).
  • Recent Progress in satellites (Interview with Prof. Z. H. Zaidi) (1992).
  • Laser and its Applications (Interview with Prof. Z.H. Zaidi) (1992).
  • Computer and its use, Interview (1996).
  • Carrier in basic sciences- physics, panelist at DD Bharti(2002).
Life Membership of Academic Societies :
  • Ex - Vice President, Indian Physical Society.
  • Vice President, Semiconductor Society, India.
  • Executive Member, Indian Physical Society
  • The Indian Association of Physics Teachers.
  • Indian Association of X-ray Spectroscopy and Allied Area Council Member.
  • Indian Science Congress Association.
  • Indian Society of Disordered Materials (Treasurer).
  • Metrological Society of India.
  • Indian Chapter of International Centre for Theoretical Physics.
  • Joint Secretary, Society for the Promotion and Development of Eco-Friendly Polymers (SEFP).
  • Joint Secretary, Society for Semiconductor Devices.
Academic Distinctions :
  • Associate Member Third World Academy of Sciences, ICTP, Trieste (Italy).
  • Fellow, Meteorological Society of India.
  • Referee, X-ray Spectrometry (A Scientific Journal of USA)
  • Referee, Asian Journal of Physics (INDIA)
Scholarship & Awards :
  • Young Scientist Best Research Paper Award by MAAS.
  • Merit Scholarship at High School Level.
  • National Scholarship at B.Sc. Level. 
Administrative Responsibilities :
  • Faculty Associate Admission Co-ordination committee ( CAC ) Jamia Millia Islamia, organising the university admissions (July 1994-July 1996).
  • Incharge Property Department, JMI, (Oct. 94-Jan 95).
  • Assistant Superintendent of examination conducting for Jamia's Annual Examination (1988-89 & 1989-90).
  • Advisor, Jamia Physics Association (1986-94).
  • External Member, Board of Studies, Department of Physics, Barkatullah University, Bhopal (2000-2001).
  • Ex-Member executive council, Jamia Millia Islamia, New Delhi-25
Name and Addresses of Referees :
  • Dr. Krishan Lal, Ex-Director, National Physical Laboratory, Hillside Road, New Delhi.
  • Prof. P. J. Sebastian, Laboratoriode Energia Solar, Instituto De Investigaciones, En Materials, Temixco, Morelos, Mexico
  • Prof. (Dr.) S. B. Quadri, Scientist, U S Novel Research Laboratory, Washington, USA
  • Dr. Vikram Kumar, Director, National Physical Laboratory, Hillside Road, New Delhi.
  • Prof. Z. H. Zaidi, Professor of Physics, Vice Chancellor, MJP Rohilkhand University, Bareilly (U.P)
Appendix "A"
THESIS AWARDED
  • Topic : Electronegativity and Chemical Shift of X-ray Absorption Edges. Name of the Student : Iqbal Ahmad Khan, Bhopal University , Year 1986
  • Topic : Chemical Shift of X-ray Absorption Edges and its Applications. Name of the Student : Alka Batra, Bhopal University, Year 1991
  • Topic : Electrical and X-ray Studies of Amorphous Semiconductors. Name of the Student : Arvind Kumar, Jamia Millia Islamia, Year 1992
  • Topic : Electrical and Structural Studies of Chalcogenide Glasses. Name of the Student : Mohammad Manzar Malik, Jamia Millia Islamia, Year 1992
  • Topic : Electrical Characterization of Semiconducting Materials and Devices. Name of the Student : Harsh, Jamia Millia Islamia, Year 1995
  • Topic : Electrical and Optical Characterization of Amorphous Semiconductors. Name of the Student : Zishan Husain Khan, Jamia Millia Islamia,Year 1996.
  • Topic : High Field Conduction in Chalcogenide Glasses. Name of the Student : Mrs. Shagufta Bano Husain,Jamia Millia Islamia, Year 1997
  • Topic : Electrical, Optical and Dielectric Studies of Glassy Semiconducting Alloys. Name of the Student : Mr. Mohd. Ilyas, Jamia Millia Islamia, Year 1997
  • Topic : Investigations of Materials under High Pressure. Name of the Student : Mr. Dharambir Singh, Jamia Millia Islamia, Year 2000
  • Topic : Studies of Infra-red Sensitive Films. Name of the Student : Mr. Sushil Kumar, C.C.S. University, Meerut Year 2001
  • Topic : Interaction of Surface Plasmon and Phonon and Poloriton Modes in Spherical Polar Semiconductors. Name of the Student : Mr. Daya Shanker Year 2002
  • Topic : High energy plasma satellites in the X-ray excited auger spectra of solids. Name of the Student : Mr. Sharad Srivastava Year 2002
  • Topic : Density of Localized state in Chalcogenide Glasses. Name of the Student : Mr. Mohd. Abdul Majeed Khan Year 2003
  • Topic : Crystallization Kinetics & Phase change in Chalcogenide Glasses. Name of the Student : Mr. Shamshad Ahmad Khan Year 2003
WORK UNDER PROGRESS
  •  Topic : ECR Etching of II-VI Compound Semiconductors and their Surface Studies by Spectroscopic Analysis. Name of the Student : Mr. Kamla Pati Tiwari
  • Topic : Study on Time and Temperature Induced Phase Transformation in 2.22 Cr- 1Mo Steel. Name of the Student : Mr. V. Jayan
  • Topic : Structural Studies on Ga2Se3 and related Compounds. Name of the Student : Mr. Mohd. Alim Khan
  • Topic : High Power Laser Interaction studies. Name of the Student : Mr. Nilratan Das
  • Topic : Measurement and Diagnostics for Optimization of Laser System. Name of the Student : Ms. Neena Sharma
  • Topic : Dielectric relaxation and high field conduction studies of Chalcogenide glasses. Name of the Student : Mr.Satish Kumar Saini
  • Topic : Synthesis, doping and characterization of Polyaniline blends. Name of the Student : Miss. Sadia Ameen
  • Topic : Synthesis and characterization of Conjugated Polymers. Name of the Student : Miss. Samrana Kazim
  • Topic : Growth and characterization of Carbon Nanotubes grown on Fe and Fe-Pd films. Name of the Student : Miss. Monika Aggarwal
INVITED TALKS
  • Recent development in Chalcogenide Glasses "The Second Saudi Science Conference" at Department of Physics, King Abdulaziz University, Jeddah, Saudi Arabia (March 14, 2004).
  • The wonderful world of Carbon nanotube "The Second Saudi Science Conference" at Department of Physics, King Abdulaziz University, Jeddah, Saudi Arabia (March 15, 2004).
  • Recent Developments of amorphous semiconductors Condensed Matter Physics Laboratory, Department of Physics, University of Rajasthan, Jaipur, India (Jan. 16-01-2004)
  • Recent development of high temperature superconductivity Condensed Matter Physics Laboratory, Department of Physics, University of Rajasthan, Jaipur, India (Jan. 17-01-2004)
  • Participated in CSIO INAE Conference on Nanotechnology, Chandigarh December 22-23 2003
  • Thermal and Optical Properties of Amorphous Semiconductor Proceedings of the XIIth International Workshop on the Physics of Semiconductor Devices, Chennai, India, Vol I, Page No. 96- 99, December 2003
  • Advances in amorphous semiconductors. Annual memorial lecturer at Department of Physics, KNI, Sultanpur, U.P. (Jan. 30, 2003)
  • Negative Dielectric Constants in Amorphous Semiconductors National Conference on Materials and devices- 2003, T. M. Bhagalpur University, Bhagalpur, Bihar, India (Jan. 27-28,2003).
  • Comparison of Plasma Etching Results of GaAs in CCl2F2/Ar/O2 discharge in RIE and ECR techniques. Condensed MatterDays- 2002, T. M. Bhagalpur University, Bhagalpur, Bihar, India ( August 29-31,2002)
  • Effect of Annealing on the Optical parameters of Amorphous Chalcogenide thin films. II National Conference on Thermophysical Properties, Department of Physics, University of Rajasthan, Jaipur, India ( September 19-21, 2002)
  • High Temperature Superconductor. Academic Staff College, H. P. University, Shimla (HP), India. (July 02, 2002).
  • Semiconductor Physics. Academic Staff College, H. P. University, Shimla (HP), India. (July 03, 2002).
  • Recent developments in amorphous Semiconductors. Academic Staff College, H. P. University, Shimla (HP), India. (July 04, 2002).
  • ECR plasma etching of III-V compounds. Academic Staff College, H. P. University, Shimla (HP), India. (July 04, 2002).
  • Recent developments in amorphous semiconductors Binomial Symposium on Physics and modern developments, Atomic Energy centre, Dhaka, Bangladesh. (30-31 March 2002)
  • (i). Optical, Electrical and Structural Investigation on Cd1-xZnxSe sintered films for photovoltaic applications.(ii). GaAs/Ge Solar Cells by MOVPE. International Symposium on New Materials for Hydrogen Fuel – Cell 5 –Photovoltaic Systems-I" Cancun, Mexico (Aug. 26-30, 2001).
  • Amorphous Semiconductors CENTRO DE INVESTIGACION EN ENERGIA, Temixco, Mexico (Sept. 01-03, 2001).
  • Recent Developments in Amorphous Semiconductors US Naval Research Lab., Washington and delivered a talk on (Sept. 05 - 08, 2001).
  • Optical and dielectric properties of Amorphous Semiconductors Department of Physics & Astronomy, Southampton University, Southampton (Sept.10-14, 2001).
  • Electrical Transport Studies of Amorphous Semiconductors. Academic Staff College, H. P. University, Shimla (HP), India. (July 31-Aug. 03, 2001).
  • Structural Studies of Amorphous Semiconductors. Academic Staff College, H. P. University, Shimla (HP), India. (July 31-Aug. 03, 2001).
  • Optical Studies of Amorphous Semiconductors.Academic Staff College, H. P. University, Shimla (HP), India. (July 31-Aug. 03, 2001).
  • Dielectric Studies of Amorphous Semiconductors. Academic Staff College, H. P. University, Shimla (HP), India. (July 31-Aug. 03, 2001).
  • Dielectric Studies of Amorphous Semiconductors. Xth International Workshop on Physics of Semiconductors Devices (December 14-18, 1999), I.I.T. New Delhi, India.
  • a- Se80-xGa20Mx, A Material for Photovoltaic Applications. International Symposium on New Materials Hydrogen Cell Fuel Photovoltaic System-I, (Sept. 01-04, 1997), Cancun, Mexico.
  • X-ray Absorption Studies in Amorphous Ga-Se Alloys. VIth National Seminar on X-ray Spectroscopy and allied Areas, Govt. P.G. Arts and Science College, Ratlam (MP) (Nov. 17-19, 1997).
  • Electrical Transport in Amorphous Semiconductors. International Conference on Recent Trends in Physics, Bangladesh University of Science & Technology, Dhaka, Bangladesh (March 20-22, 1997).
  • Advanced Materials Advanced Materials Research Centre, Standards and Industrial Research Institute of Malaysia, Kulalampur, Malaysia (Nov. 06-08, 1996)
  • X-ray Absorption Studies in Amorphous Semiconductors. International Workshop on Recent Developments in Condensed Matter Physics and Nuclear Sciences, Rajshahi University, Rajshahi, Bangladesh (Oct. 28 - Nov. 01, 1996)
  • X-ray Absorption Edge Studies in a-Semiconducting Alloys. National Seminar on Disordered Materials, University of Rajasthan, Jaipur (Oct. 24-26, 1994)
  • Absorption studies in Glassy Materials. IVth National Seminar on X-ray Spectroscopy, organised by Deviahilya University at CAT, Indore (Jan. 9-11, 1992)
  • Characterization of materials by chemical shift of X-ray absorption edges. Second National Conference on Disordered Materials, HBTI, Kanpur (Dec. 21-23, 1991)
  • Electrical and Structural Studies in glassy semiconducting Se100-xInx alloys. International Workshop on Solid State Devices, University of Karachi, Pakistan (Aug. 17-20, 1991).
  • Chemical shift of X-ray absorption edges. Symposium on EXAFS and allied phenomena, Motilal Vigyan Mahavidyalaya, Bhopal (July 19-21, 1985).
WORKSHOPS/CONFERENCES
  • Characterization of Carbon Nanotubes Grown on Fe70Pd30 Film XXVII Annual Meeting of EMSI and Conference on Electron Microscopy and Allied Fields, NPL, New Delhi, Page No. 156-157, 2004
  • Kinetics Study of a-Se80Te20-xPbx Non-Isothermal Crystallization Proceedings of the XIIth International Workshop on the Physics of Semiconductor Devices, Chennai, India, Vol I, Page No. 316-318, 2003
  • High field conduction in a –Bi0.5Se99.5-xZnx films Proceedings of the XIIth International Workshop on the Physics of Semiconductor Devices, Chennai, India, Vol I, Page No. 319-321, 2003
  • Effect of Ag impurity on Electrical and Dielectric properties of Se-Te System Proceedings of the XIIth International Workshop on the Physics of Semiconductor Devices, Chennai, India, Vol I, Page No. 322-324, 2003
  • Electron Cyclotron Resonance (ECR) Plasma Etching of AgAs in CCl2F2/Ar discharge. Binomial Symposium on Physics and modern developments, Atomic Energy centre, Dhaka, Bangladesh. (30-31 March 2002)
  • Thermal and Optical studies of a-Se80Te20-xPbx: A phase change material for optical recording THE SECOND SAUDI SCIENCE CONFERENCE, King Abdulaziz Univesity, Jeddah. 15-17 March 2004
  • Thermal Properties of a- Se100-xBix glasses.. BSME-ASME International Conference on Thermal Engg., Dhaka, Bangladesh. (31 December to 02 Jan. 2002) Page. 690.
  • Crystallization kinetics in a-Ga5 Se95-x Sbx. by Differential Scanning Calorimetry. Proceeding of the Sixth Asian Thermophysical Properties Conference (ATPC-2001), Guwahati University, Guwahati, Assam., Vol. II, Page No. 478-483, 2001
  • Estimation of Density of Localized State of a- Se78-x Te22 Bix using Electrical Properties Proceeding of the Sixth Asian Thermophysical Properties Conference (ATPC-2001), Guwahati University, Guwahati, Assam., Vol. I, Page No. 138-143, 2001
  • Ar/CCl2F2 ratio as etch dependent function for electron cyclotron resonance etching of GaAs. Proceeding of the Sixth Asian Thermophysical Properties Conference (ATPC-2001), Guwahati University, Guwahati, Assam., Vol. II, Page No. 546-550, 2001
  • Electrical Properties of a- (Se70Te30)100-x(Se98Bi2)x alloys. Proceeding of the Sixth Asian Thermophysical Properties Conference (ATPC-2001), Guwahati University, Guwahati, Assam., Vol. II, Page No. 744-749, 2001
  • Effect of Crystallization on Optical properties of a-Ge5Se95-xTex. Proceeding of the XIth International Workshop on The Physics of Semiconductor Devices SSPL, New Delhi, India, Vol. II, Page No. 1300-1303, 2001
  • Superconductivity in Pr Substituted Y-Ba-Cu-O System: Some Novel Features Proceeding of the VIIIth National Symposium on Cryogenics (ENSC-2001), Page 4.23
  • (i) Optical & Electrical Properties of a-Ga5 Se95-x Sbx Alloys. (ii) A study of Transient Photoconductivity in a-Ga20Se80-xBix Semiconducting Alloys. (iii) High Pressure Studies on Magnetic Semiconductors EUS International Conference on Advance Materials, Ch. Charan Singh University, Meerut. (Dec.26-28, 2000)
  • (i) Optical properties of Glassy Ga10 Te90-x Sbx (ii) Electrical & Optical Properties of a- Se78-xTe22Bix alloy National Conference on MASTER-2000, G.B.Pant University, Pantnagar. (Nov.8-10, 2000)
  • Study of Density of Localized State of Se100-xBix using SCLC measurement. National Conference on SMART material, G.B.PantUniversity, Pantnagar. (Nov.3-5,1999)
  • (i). Crystallization Kinetics in a- Se100-xBix alloys (ii).Electrical Conductivity and Determination of density of states in a-(Bi5Se95)100-x Tex Thin Films. (iii). Vibration of Bandgap in CdTe Sintered Films with Sintering Temperature and Time. International Workshop on Physics of Semiconductors Devices, held at I.I.T., New Delhi (Dec. 14-19, 1999).
  • (i). Compositional dependence optical studies of a-Se-Ga-Sb thin films. (ii). Thermal Studies of a- Se80-xGa20Tex Thin Film. (iii). Electrical and Dielectric Studies of a- GaxSe100-x Alloys. International Workshop on Physics of Semiconductors Devices, held at New Delhi (Dec. 16-21, 1997).
  • Participated in the Seminar on Science & Technology in 21st century (ST2000), jointly organised by Faculty of Engg. & Technology and Faculty of Natural Sciences, Jamia Millia Islamia, New Delhi (Feb. 25-26, 1998).
  • (i). Calculation of Number of Electrons Participating in Plasmon Oscillations Using Chemical Shift of the X-ray Absorption Edges Data. (ii). X-ray K-absorption edge of Glassy Semiconducting Ga-Se Alloys. VIth National Seminar on X-ray Spectroscopy and allied Areas, Govt. P.G. Arts and Science College, Ratlam (MP) (Nov. 17-19, 1997).
  • Participated in the National Seminar on Materials Research and Environmental Issues, Department of Physics, Jamia Millia Islamia, New Delhi, Oct. 23, 1997.
  • a- Se80-xGa20Mx, A Material for Photovoltaic Applications. International Symposium on New Materials Hydrogen Cell Fuel Photovoltaic System-I (Sept. 01-04, 1997), Cancun, Mexico.
  • Participated in International Conference on Recent Trends in Physics, Bangladesh University of Science & Technology, Dhaka, Bangladesh (March 20-22, 1997).
  • Participated in National Seminar on Recent Trend in Nuclear, Particle and Condensed Matter Physics, Department of Physics, Jamia Millia Islamia, New Delhi, March 06-07, 1997.
  • Electrical Conductivity and Thermo-electric Power in a-Se80-xGa20Tex Thin Films. International Conference on the Physics of Disordered Materials, Department of Physics, University of Rajasthan, Jaipur, Jan. 27 - 29, 1997.
  • Participated in National Symposium on Physics of semiconductors Nanostructures, Department of Physics, IIT, New Delhi, Dec. 23-25, 1996.
  • Optical Properties of a-Se80-xGa20Tex Thin Films. 3rd International Conference and Intensive Tutorial Course on Semiconductor Materials & Technology, Department of Electronic Sciences, South Campus, University of Delhi, Delhi, Dec. 19-21, 1996.
  • Participated in International Workshop on Recent Developments in Condensed Matter Physics and Nuclear Sciences, Rajshahi University, Rajshahi, Bangladesh (Oct. 28 - Nov. 01, 1996).
  •  (i). High Field Conduction Studies in thin films of a-Bi-Se-Cd System. (ii). Optical Properties of a-Se80-xGa20Bix Semiconducting thin films. (iii). Electrical Transport Properties of Glassy Semiconducting a-Se80-xGe30Inx. (iv). Electrical Conductivity and Thermo-electric Power in a-Se70-xTe30Gax. International Seminar on Current Developments in Disordered Materials, Kurukshetra University, Kurukshetra, Jan. 22-24, 1996.
  • Participated in Regional Workshop on Low Dimensional Semiconductor Structures, South Campus, University of Delhi, Delhi, Dec. 18-20, 1995.
  • Electrical Transport Properties of a-Se80-xGa20Sbx Thin Films. VIth International Workshop on Physics of Semiconductor Devices, NPL, New Delhi, Dec. 11-16, 1995.
  • Participated in Third School on Synchrotron Radiation in Science & Technology, John Fuggle Memorial, I.C.T.P., Trieste, Italy, Oct. 30 - Dec. 01, 1995.
  • Participated in Indo-Italian Workshop Workshop on Synchrotron Radiation Applications, IIT, New Delhi, Feb. 17- 19, 1995.
  • Electrical Transport Properties of thin films of a-Se80-xGa20Bix. National Seminar on Disordered Materials, University of Rajasthan, Jaipur, Oct. 24-26, 1994
  • Participated in One Day Seminar on Advances in Thin Films, IIT, New Delhi, Feb. 19, 1994.
  • Participated in Workshop on Engineering of Electronic Materials and Surfaces and Interfaces, Nuclear Science Centre, New Delhi, Jan. 24, 1994.
  • Participated in Vth International Workshop on Physics of Semiconductor Devices on Applications of Modified Speeding Resistance Technique to Profile GaAs Epitaxial Layers, Solid State Physics Laboratory, Lucknow Road, Delhi, Dec. 14 -20, 1994.
  • Chemical Shift of the X-ray K-absorption edge of glassy semiconducting GeSe. Proceedings of Saha Centenary International Symposium on Spectroscopy and Astrophysics, p.193, 1993.
  • Participated in One Day Meet on Recent Developments in Porous Silicon held at Solid State Physics Laboratory, Delhi, Sept. 04, 1993
  • Effect of Indium impurities on the electrical properties of the thin films of a-Ga30Se70. 2nd International Conference and Intensive Tutorial Course on Semiconductor Materials, University of Delhi, Delhi, Dec. 14-19, 1992.
  • X-ray K-absorption edge studies of amorphous semiconductors. International Workshop on Surface EXAFS, University of Rajasthan, Jaipur, Aug. 18-20, 1992.
  • Participated in Group Monitoring Workshop on Superconductivity Projects funded by UGC, S.V. University of Triputi, Triputi, Aug. 18-20, 1992.
  • Effect of Silver on the X-ray K-absorption edge of glassy Ga30Se70. IV National Seminar on X-ray Spectroscopy, Devi Ahilya University, Indore, Jan. 09-11, 1992.
  • Electrical Studies in glassy semiconducting Ga30Se70 binary alloy. VIth International Workshop on Physics of Semiconductor Devices, Organized by CEERI, Pilani, IIT, Delhi, SSPL, Delhi, Dec. 02-06, 1992.
  • Electrical and Structural Studies in Glassy Semiconducting GaSe Binary Alloy. International Workshop on Solid State Devices, University of Karachi, Pakistan, Aug. 17-21, 1991
  • Participated in the National Seminar on Advances in Physics of Materials, Department of Physics, Jamia Millia Islamia, New Delhi, Feb. 25-26, 1991.
  • Structural and Electrical Studies in Glassy Semiconducting Se70Te30 and Se70-xTe30Inx Alloys. Proceedings of National Sysposium on Solid state Physics, Institute of Science, Nagpur, Jan. 28-30, 1991.
  • Participation in the National Congress on Ultrasonics, National Physical Laboratory, New Delhi, Dec. 17-20, 1990.
  • Participated in Vth Group Monitoring on DST Funded Projects for Young Scientist (NEHU, Shilong, Aug. 27-28, 1992)
  • K-absorption edge studies in Glassy Semiconducting Ge-Se-In system. VIIIth International Workshop on Physics of Materials, Barkatullah University, Bhopal, Jan. 22 - Feb. 03, 1990.
  • Participated in Research Workshop in Condensed Matter, Atomic and Molecular Physics, I.C.T.P., Trieste, Italy, Aug. 20 - Sept. 27, 1989.
  • Participated in Indo-Soviet Symposium on Crystal Growth, National Physical Laboratory, New Delhi, Oct. 17-22, 1989.
  • Participated in International Conference and Intensive Tutorial Course on Semiconductor Materials, University of Delhi, Delhi, Dec. 08-16, 1989.
  • Participated in XIIIth International Nathiagali Summer College on Physics and Contemporary Needs, Nathiagali, Pakistan, June 16 - July 07, 1988.
  • Participated in International Workshop on Physics of Materials, Jamia Millia Islamia, New Delhi, Nov. 23 - Dec. 05, 1987.
  • Participated in International Workshop on Interaction between Physics and Architecture in Environment Conscious Design, I.C.T.P., Trieste, Italy, Sept. 21-25, 1987
  • Participated in International Workshop on Economics Modeling, Planning and Management of Energy, I.C.T.P., Trieste, Italy, Sept. 14-25, 1987.
  • Participated in International Workshop on Material Science and the Physics of Non-conventional Energy Sources, I.C.T.P., Trieste, Italy, Aug. 31 - Sept. 18, 1987.
  • Participated in International Workshop on Surface and Interface of Metals and Semiconductors, Department of Physics, Poona University, Pune, Aug. 03-14, 1987.
  • Participated in the Workshop on Interaction between CAT and M.P. Universities for Collaborative Research Programs, Department of Physics, Bhopal University, Bhopal, March 29-30, 1986.
  • Chemical Shift of X-ray absorption edges and its role in Characterization of Materials. National Seminar on Spectroscopy, Jamia Millia Islamia, New Delhi, Sept. 1985.
  • Number of Electrons Participating in Plasma Oscillations by Chemical Shift of X-ray Absorption Edges. Symposium on EXAFS and allied Phenomena, MVM, Bhopal, July 19-21, 1985.
  • Electronegativity and Chemical Shift of X-ray Absorption Edges. Symposium on EXAFS and allied Phenomena, MVM, Bhopal, July 19-21, 1985.
  • Estimation of Composition of Compounds by chemical shifts of X-ray Absorption edge. XVI National Seminar on Crystallography, University of Delhi, Delhi, Aug. 02-04, 1985.
  • Calculation of Electronegativity in Different Valence States by Fermi Energy. Indian Science Congress, Lucknow, Jan. 03-07, 1985.
  • Chemical Shifts of the X-ray absorption edges of Ternary Compounds. International Conference on X-ray and Atomic Inner Shell Processes in Atoms, Molecules and Solids, Kapl Marx Universitat, Leipzing, GDR, Aug. 20-25, 1984.
  • Molecular Weight by Chemical Shifts of X-ray Absorption Data. XVth National Seminar on Crystallography, IIT, Bangalore, April 17-19, 1984.
  • Electronegativity of atoms and ions. Indian Science Congress, Triputi, Jan. 03-07, 1983.
  • Chemical Shift of the X-ray absorption edges of Transition Elements. Indian Science Congress, Triputi, Jan. 03-07, 1983.
  • Calculation of density of Compounds by Fermi Energy Method. XIVth National Seminar on Crystallography, IIT, Kharagpur, Dec. 20-23, 1982.
  • Valence Shell Potential Model for the change in the binding energy of the core electrons due chemical environment. IVth National Workshop on Atomic and Molecular Physics, Jadavpur, Dec. 13-18, 1982.
  • Effect of Chemical Combination on X-ray Absorption Edges. International Conference on X-ray and Atomic Inner Shell Physics, University of Oregon, USA, Aug. 08-15, 1982.
  • Shift in binding energy of the inner electrons due to chemical combination. Third National Workshop on Atomic and Molecular Physics, March 09-14, 1981, Roorkee, C56, p.132.
  • Electron-electron interaction in the X-ray emission spectra. IIIrd National Workshop on Atomic and Molecular Physics, March 09-14, 1981, Roorkee, C56, p.30.