Gulbarga University
Year of establishment:1980-81
Gulbarga - 585 106, Karnataka State - India
Department of P.G. Studies and Research in Applied Electronics
Dr. R. L. Raibagkar

Professor

Dept. of PG Studies and Research in Applied Electronics

Jnana Ganga, Gulbarga University

Gulbarga - 585 106 Karnataka, India
Tel No.: +91 8472 263288 (O)
Fax No.: +91 8472 263205/06 (O)
Residence

A-103,'Padmavati Sadan', Ghanshyam Apartments, Shah Bazar Road

Gulbarga - 585 103 Karnataka, India

Tel No.: +91 8472 260464 (R)
+91 9739302083 (Cell)
Date of Birth: 13th October 1967
Academic Qualifications: M.Sc., M.Phil., Ph.D.

M.Sc. (Physics)

Marathwada University, Aurangabad (Maharashtra State) India

1989

Ph.D.

Marathwada University, Aurangabad (Maharashtra State) India

1993

Areas of Specialization

Materials Science: Synthesis and Characterization of Perovskite Ceramics

μP and μC based Instrumentation systems.
Electronic systems and circuits, Logic designs and approaches
Teaching Experience : 22 years
1. Marathwada Institute of Technology, Aurangabad (Maharashtra State)  India 06.09.1989 to 24.01.1991
2. L B S College, Dharmabad (Maharashtra State) India 12.09.1992 to 15.04.1993
3. Deogiri College, Aurangabad (Maharashtra State) India 11.08.1993 to 14.09.1995
4. Dept. of Applied Electronics, Gulbarga University, Gulbarga (Karnataka State) India. 15.09.1995 to 2004
5. Dept. of Materials Science, Gulbarga University, Gulbarga (Karnataka State) India 2004 to 2013
6. Dept. of Applied Electronics, Gulbarga University, Gulbarga (Karnataka State) India 2013- till date
Administrative Experience :
1. Warden, Krishna Hostel, Gulbarga University, Gulbarga in 2001-02
2. Member, NAAC-Technical Support Committee, 2007-08
3. Chairman/Member, Board of Studies in Materials Science, Gulbarga University, Gulbarga
4. Chairman/Member, Board of Examinations in Materials Science, Gulbarga University, Gulbarga
5. Chairman, Dept. of Materials Science, Gulbarga University, Gulbarga (2009-2011)
6. Co-Convener, National Seminar on Advances in Materials Science-06, Jan-2006
7. Treasurer, Advances in Materials Science-07, Jan-2007
8. Treasurer, One day Workshop on Nanotechnology, 2008
9. BoS Member in Physics, Dr B A M U, Aurangabad (2005-2010)
10. PGBOS Member in Physics, S R T M University, Nanded (2012-2014)
Research Guidance

● Doctor of Philosophy:

Sl.No.

Name of the student

Title of the Thesis

   Year

1. Shri S.T. Sulepetkar

Synthesis and Characterization of Electronic ceramics

2007
2. Smt. Girija M. Chitgopikar Synthesis and Characterization of Perovskites 2008
3. Shri. Mallikarjun Chikpatil Transport properties of modified Barium Tantalate Ceramics 2008
4. Miss. Girija G. Mangalgatti Structural and Dielectric properties of ABO3-based materials 2009
5. Shri Gama S.B. Preparation and properties of PTCR ceramics 2011
6. Shri Raghavendra Sagar Synthesis and characterization of substituted Barium zirconates and CNT-embedded ceramics 2012
7. Shri Shivanand Madolappa Studies on synthesis and properties of modified barium titanate and CNT-reinforced ceramics 2012
8. Shri Rajshekhar Ghogge Synthesis and electrical properties of donor modified BaTiO3 ceramics  
9. Shri. C M Tavade Preparation and tunable properties of modified dielectric ceramics  
10. Shri Nagabasavanna Guragol Synthesis and characterization of Bi-based modified perovskite solid solutions  

● Master of Philosophy:

Sl.No.

Name of the student

Title of the Thesis

   Year

1. Miss Lata Kulkarni Microcontroller based conductivity meter 1998
2. Miss Shaheen Fatima High temperature electrical properties of (Er-Eu)-Ba-Cu-O superconductor 1999
3. Shri. R. Srinivas Electrical and dielectric properties of MnFe2O4 2000
4. Mrs. Geeta B. Synthesis and structural characterization of modified titanate ceramics 2003
5. Shri Harisharanappa P VLSI design and logic approach 2005
6. Shri Mohankumar P Studies on structural and PTCR characteristics of novel ceramics 2008
7. Shri Satish S. Lature Synthesis and characterization of bismuth titanate ceramics and thin films 2009
8. Shri Ramesh B Patil Synthesis and characterization of substituted barium titanate ceramics 2010
Research Projects

Completed 

Sl.No. Title of the project Funding Agency Duration

Amount sanctioned

1. Studies on fatigue characteristics of La-doped bismuth titanate thin films for nonvolatile memories UGC, New Delhi 2010-2013 Rs.10.738 Lakhs
2. Innovative Programme in Materials Chemistry UGC, New Delhi 2007-2012 Rs. 40.00 Lakhs
3. Synthesis,characterization, electrical, dielectrical and biological studies of some metal complexes UGC, New Delhi 2010-2013

Rs. 7.123 Lakhs

4. Synthesis of Chiral materials and development of Microwave Chirodomes, chiropatch antenna and their arrays DTSR, DRDO, Min. of Defence, Govt of India New Delhi 1997-2000 Rs.19.74 Lakhs
Professional recognition, awards, fellowships received
1. Fellowship from DST, New Delhi during Ph.D., 1992-1994
2. Best Paper Presentation Award by S.P. University VV Nagar (Gujrat), 1994.
3. Best Paper Appreciation Certificate, World Congress on Superconductivity, USA, 1992.
4. Best Paper Presentation Award, IAPT-Gulbarga Chapter, 2002.
List of Publications in National/International Journals
1.

Influence of Nb-substitution on superconductivity and critical currents of YBa2Cu3O7-d, R L Raibagkar, Suchitra Chari, G K Bichile and R G Kulkarni,Applied Physics Communications, 12(2) (1993) 191-204

2.

Enhanced flux pinning and critical currents by V-substitution in YBa2Cu3O7-d, K M Jadhav, R L Raibagkar, G K Bichile and R G Kulkarni,Superconducting Science and Technology, 6 (1993) 233-237

3.

Suppression of superconductivity in Er1-xCaxBa2Cu3O7-d by hole doping and pair breaking, R L Raibagkar, K M Jadhav, G K Bichile and R G Kulkarni, Solid State Communications, 88(6) (1993), 629-632

4.

Critical currents and flux creep in vanadium doped YBa2Cu3O7-d system, K M Jadhav, R L Raibagkar, G K Bichile and R G Kulkarni, Applied Superconductivity, 1 (7-9) (1993) 1227-1229

5.

Suppression of superconductivity in the (Er1-x-yPrxCay)Ba2Cu3O7-d [0£(x,y)£0.03] system, R L Raibagkar, G K Bichile, M A Abdelgadir and R G Kulkarni, Superconducting Science and Technology, 6 (1993), 678-684

6.

Magnetic field dependence of critical current density in YBa2(Cu1-xNbx)3O7-d at T=10 K, R L Raibagkar, K M Jadhav and G K Bichile, Indian J Cryogenics, 18(1-4) (1993), 96-97

7.

Influence of Vanadium substitution on structural and critical currents of YBa2Cu3O7-d, R L Raibagkar and K M JadhavIndian Journal of Pure and Applied Physics, 33 (1995), 163-165

8.

Influence of hole filling by Ti on the superconductivity of YBa2Cu3O7, R L Raibagkar, K M Jadhav, G K Bichile and R G Kulkarni, Journal of Superconductivity, 8( 3) (1995) 373-375

9.

Studies on structural phase transition in Pr2-xMxCuO4 (M=Sr, Ca) electron superconductor, R L Raibagkar, M B Choudhari, K M Jadhav and G K Bichile, Asian J Physics, 6(1&2) (1997) 193-195

10.

Polarization conversion in Chiral layers with periodically arranged metallic helices, S C Raghvendra, I A Khan, R L Raibagkar and A B Kulkarni, Int  J  Appl Electromagnetics & Mechanics, 12(3&4) (2000) 229-234

11.

Dielectric properties of MnFe2O4, S T Sulepetkar, R Sriniwas, R L Raibagkar and L A Udachan, Solid State Physics (India), 43 (2000) 472-473

12.

DC electrical conductivity behaviour of fly ash, S C Raghvendra, R L Raibagkar and A B Kulkarni, Ind J Pure Appl Phys, 25(1) (2002) 37-40

13.

Dielectric properties of fly ash, S C Raghvendra, R L Raibagkar and A B Kulkarni, Bull Mater Sci, 25(1) (2002) 37-39

14.

Superconducting properties of ErBa(Cu-M)) [ M=Zn, Fe], R L Raibagkar, Vijnana Ganga, Gulbarga University J Sci & TechVol. 3 & 4, (2003) 58-61

15.

Microwave Ceramics: Futuristic Electronic Materials, R L Raibagkar et al. Vijnana Ganga, Gulbarga University J Sci & Tech, (2004)

16.

Effect of M2+-cation (M2+=Zn & Cd) on perovskite synthesis and structural parameters of Ba(M1/3Nb1/3Ta1/3)O3 ceramics, Mallikarjun Chickpatil and R L Raibagkar, Ind. J. Pure Appl Phys., 43 (2005) 869-872

17.

Structural, microstructural and dielectric studies of tin-doped barium niobate perovskite, Girija C M, Mallikarjun Chickpatil and R L Raibagkar, J Mater Sci: Mater Electro, (2006) 17: 963-970

18.

Ferroelectric properties of modified Ba-based perovskite compound and its solid solutions with BaTiO3, S T Sulepetkar and R L Raibagkar, J Mater Sci: Mater Electro, (2007) 18:671-675

19.

Structural and electrical transport properties of Ba(Fe1/3Nb1/3Ta1/3)O3, Mallikarjun Chickpatil, Girija C M and R L Raibagkar, J Mater Sci: Mater Electro, (2007) 18:991-995

20.

Synthesis, dielectric, and hysteresis behaviour of Ba(Nb0.2Ti0.8)O3 ceramics and their solid solution with BaZrO3, S T Sulepetkar and R L Raibagkar,J Mater Sci: Mater Electro, (2007) 18:1247-1251

21.

Synthesis and characterization of nanostructured bismuth-doped barium niobate ceramics, M. Girija Chitgopikar, Mallikarjun Chickpatil and R.L.Raibagkar, Synthesis and Reactivity in Inorganic, Metal-Organic, and Nano-Metal Chemistry, 37:403 – 407, (2007)

22.

Structural characterization of Gd-doped BaTiO3, Gama S B and R L Raibagkar, BioNano Frontier: An International J Sci. Tech., 148-152, 3(2), (2010)

23.

Synthesis,     structural    and    transport    properties of  furnace  sintered  (Ba1-2xGd2x) (Zr0.52Ti0.48)O3, Raghavendra Sagar, Shivanand Madolappa, and R L Raibagkar, BioNano Frontier: An International J Sci. Tech. (Special Issue), 221-225 (2010)

24.

Influence of sintering aids on PTCR properties of (Ba1-xGdx)TiO3 , S B Gama and R L Raibagkar, Materials Science Research India, 07(1) (2010)

25.

Dielectric properties of Gd-doped BaTiO3, S B Gama and R L Raibagkar, Journal of Physics, 1(1), 01-04 (2010)  

26.

Influence of sintering aids on structural characteristics of (Ba1-xGdx)TiO3, Gama S. B. and Raibagkar R.L., Journal of Physics, 1(1), 05-13 (2010)

27.

Mixed TCR behaviour of Gd-doped BaTiO3 ceramics with sintering aids, Gama S.B. and Raibagkar R.L., Journal of Physics, 1(1), 20-23(2010)

28.

Electrical behavior of (Ba1-xGdx)TiO3 ceramics, S B Gama and R L Raibagkar, Materials Science: An Indian Journal, 6[1], 85-88 (2010)

29.

Structural and Transport Properties of Ba1-2xGd2x(Zr0.52Ti0.48)O3 nanocrystals, Raghavendra Sagar, Shivanand Madolappa, and R L Raibagkar, Bionano Frontier, Spl. Issue 221-225 (2010)

30.

Pyroelectric properties of the Sr-doped ferroelectric barium iron niobate, S B Bajaj, R L Raibagkar and G N Shinde, Progress in Electromagnetic Research, 2010, 807-809 (2010)

31.

Surface Morphology and Dielectric Behavior of Gd-Doped Ba(Zr0.52Ti0.48)O3 Nanocrystalline Ceramics, Raghavendra Sagar, Shivanand Madolappa and R. L. Raibagkar, Transaction of Indian Ceramic Society, 70 [3]: 71-77 (2011) 

32.

Dielectric and Impedance Studies of Ce-Doped Ba(Zr0.52Ti0.48)O3, Raghavendra Sagar, Shivanand Madolappa, and R L Raibagkar, Integrated Ferroelectrics, 130: 21-26 (2011)

33.

Dielectric And Conductivity Behavior Of Modified Li-Based Perovskite Compounds M.Girija, S.B.Gama, R.L.Raibagkar, Materials Science, 7[2] (2011)

34.

Synthesis, structure and electrical investigation of Gd- and Cr-doped BaTiO3 nano particle ceramics. Shivanand Madolappa, Raghavendra Sagar and R. L. Raibagkar, Ferroelectrics, 413: 37-45, (2011)

35.

Synthesis and structural parameters of (Ba0.6Sr0.4)(Zr1-xTix)O3 (x=0.4 and 0.5) nanoceramics, C M Tavade, Raghavendra Sagar, Shivanand Madolappa and  R L  Raibagkar, World Journal of Science and Technology, 1[8]:12-14 (2011)

36.

Surface Morphology and Dielectric Studies of Zr4+-Rich Barium Titanate, Raghavendra Sagar, Shivanand Madolappa, R L Raibagkar, American Institutes of Physics, 1349: 645-646 (2011)]

37.

NTCR behavior of Sm-substituted barium zirconium titanate nanocrystalline solid solution, Raghavendra Sagar, Shivanand Madolappa and R. L. Raibagkar, Solid State Communications 151: 1949–1952 (2011)

38.

Diffuse phase transition and pyroelectric behavior of cerium doped Ba(Zr0.52Ti0.48)O3, Raghavendra Sagar, Shivanand Madolappa and R. L. Raibagkar, Ferroelectrics Letters, 38:128–133 (2011)

39.

Electrical, dielectric and pyroelectric behavior of Neodymium substituted barium zirconium titanate, Raghavendra Sagar, Shivanand Madolappa and R. L. Raibagkar, Solid State Sciences 14: 211-215 (2012)

40.

Synthesis, structure, microstructure and dielectric behaviour of Sm-doped (Ba-Sr)TiO3 ceramics, Rajshekhar Ghogge and R.L. Raibagkar, International Journal of Advanced Materials Sciences, 3(1) 57-62 (2012)

41.

Structural and Dielectric Studies of Samarium Substituted Barium Strontium Titanate, Rajshekhar Ghogge and R.L. Raibagkar, International Journal of Material Sciences and Technology, 2(1) 15-20 (2012)

42.

Electrical properties and microwave dielectric behavior of  holmium substituted  barium zirconium titanate ceramics,  Raghavendra Sagar, Praveen Hudge, Shivanand Madolappa, A. C. Kumbharkhane and R L Raibagkar, Journal of Alloys and Compounds 537: 197-202 (2012)

43.

PTCR and Thermoelectric properties of isovalent co-doped BaTiO3 nanoceramics,Shivanand Madolappa, Raghavendra Sagar, Nagbasavanna Sharanappa, R L Raibagkar, Ferroelectric Letters, 39:1-3, 20-24 (2012)

44.

Antimicrobial Activity of Silver Nanoparticles Synthesized by Streptomyces Species JF714876, G.M. Vidyasagar, B. Shankaravva, R. Begum, Imrose, R. Sagar and R.L. Raibagkar, International Journal of Pharmaceutical Sciences and Nanotechnology, 5[1] (2012)

45.

Microstructural and electrical study of (Ba0.6Sr0.4)(Zr1-xTix)O3 ceramics, C M Tawade, Shivanand Madolappa, Nagbasavanna Sharanappa, and R. L Raibagkar, International Journal of Research in Engineering and Technology,  2(8), (2013)

46.

Investigation on microstructure and dielectric behavior of (Ba0.999-xGd0.001Crx)TiO3, Shivanand Madolappa, Raghavendra Sagar, R L Raibagkar, Bulletin of Materials Science, 36( 4) 601–606 (2013)

47.

Complex impedance and modulus studies of cerium doped barium zirconium titanate solid solution, Raghavendra Sagar, and R. L. Raibagkar, Journal of Alloys and Compounds  549  206–212 (2013)

List of Publications in National/International Journals, Conferences, Symposia and Seminars

1. Structural investigations of Er1-xPrxBa2Cu3O7-d,  R L Raibagkar, G K Bichile and L J Raibagkar, DAE SSP Symposium, 34 C, 306, 1991.
2.

Studies on the role of structural distortion on the superconducting properties of pure and doped LnBa2Cu3O7-x, R L Raibagkar and G K Bichile, XXIII National Seminar on Crystallography, 1992

3.

Pair breaking in (R1-xPrx)Ba2Cu3O7-d (R=Y,Er) system. R L Raibagkar and G K Bichile, DAE SSP Symposium, 35 C, 280, 1992

4.

Structural analysis and magnetic properties of ErBa2(Cu1-xFex)3O7-d, R L Raibagkar and G K Bichile, DAE SSP Symposium, 35 C, 280, 1992

5.

Influence of Nb-substitution on superconductivity and critical currents of YBa2Cu3O7-d, R L Raibagkar, Suchitra Chari, G K Bichile and R G Kulkarni,Applied Physics Communications, 12, 2, 191-204, 1993

6.

Enhanced flux pinning and critical currents by V-substitution in YBa2Cu3O7-d, K M Jadhav, R L Raibagkar,  G K Bichile and R G Kulkarni,Superconducting Science and Technology, 6, 233-237, 1993

7.

Suppression of superconductivity in Er1-xCaxBa2Cu3O7-d by hole doping and pair breaking, R L Raibagkar, K M Jadhav, G K Bichile and R G Kulkarni, Solid State Communications, 88, 6, 629-632, 1993

8.

Critical currents and flux creep in vanadium doped YBa2Cu3O7-d system, K M Jadhav, R L Raibagkar, G K Bichile and R G Kulkarni, Applied Superconductivity, 1, 7-9, 1227-1229, 1993

9.

Suppresion of superconductivity in the (Er1-x-yPrxCay)Ba2Cu3O7-d  [0£(x,y)£0.03] system, R L Raibagkar, G K Bichile, M A Abdelgadir and R G Kulkarni, Superconducting Science and Technology, 6, 6780684, 1993.

10.

Magnetic field dependence of critical current density in YBa2(Cu1-xNbx)3O7-d  at T=10 K, R L Raibagkar, K M Jadhav and G K Bichile, Indian J Cryogenics, 18(1-4), 96-97, 1993

11.

Analysis of the experimental measurements on anharmonic properties of some high-Tc oxides. R L Raibagkar, K M Jadhav and G K Bichile, IVthInternational Conference on Materials and Mechanics of High temperature Superconductors (M2S-HTSC-IV), Grenoble, France, July 05-09, 1994.

12.

High temperature dielectric studies on (Bi2O3)1-x(Y2O3)x system, K V Kale, R L Raibagkar and G K Bichile,  National Workshop on Ferroelectric, Dielectric and Laser materials with special emphasis on Relaxors, October 20-22, 1994 and Eigth National Seminar on Ferroelectrics and Dielectrics, Nagpur University, Nagpur, October 23-25, 1994.

13.

Influence of Vanadium substitution on structural and critical currents of YBa2Cu3O7-d, R L Raibagkar and K M Jadhav Ind J Pure Appl Phys., 33, 163-165, 1995

14.

Influence of hole filling by Ti on the superconductivity of YBa2Cu3O7, R L Raibagkar, K M Jadhav, G K Bichile and R G Kulkarni, J Superconductivity, 8, 3, 373-375, 1995

15.

Synthesis and Characterization of Y1-xMxBa2Cu3O7-d system, M B Choudhari, R L Raibagkar, K M Jadhav and G K Bichile, 14th National Symposium on Cryogenics, Dr B A Marathwada University, Aurangabad,1995

16.

Structure and superconductivity in YBa2-xMxCu3O7-d  (M=mono, di, tetra-valent dopants) system, M B Choudhari, R L Raibagkar, K M Jadhav and G K Bichile, 14th National Symposium on Cryogenics, Dr B A Marathwada University, Aurangabad, 1995

17.

Debye temperature and electron-phonon parameter of polycrystallineYBa2Cu3O7-d,  M B Choudhari, R L Raibagkar, K M Jadhav and G K Bichile, 14thNational Symposium on Cryogenics, Dr B A Marathwada University, Aurangabad, 1995

18.

Structural and superconducting properties of (Er-Eu)-Ba-Cu-O system, R L Raibagkar, K M Jadhav and G K Bichile, 14th National Symposium on Cryogenics, Dr B A Marathwada University, Aurangabad, 1995

19.

Superconductivity in the system ErBa2(Cu1-xNix)3O7, M B Choudhari, R L Raibagkar, K M Jadhav and G K Bichile, 14th National Symposium on Cryogenics, Dr B A Marathwada University, Aurangabad, 1995

20.

Microprocessor based thermoelectric power measurement system, B G Patne, M S Uppin, R L Raibagkar and A B Kulkarni, National Workshop on Instrumentation Technology, S K University, Anantpur, 1996

21.

Microprocessor based Differntial Thermal Analysis, M S Uppin, B G Patne, R L Raibagkar and A B Kulkarni,  National Workshop on Instrumentation Technology, S K University, Anantpur, 1996

22.

Studies on structural phase transition in Pr2-xMxCuO4 (M=Sr, Ca) electron superconductor, R L Raibagkar, M B Choudhari, K M Jadhav and G K Bichile, DAE-BRNS National Workshop on Electroceramics, Saurashtra University, Rajkot, 1996, Asian J Physics, 6(1&2), 193-195, 1997.

23.

Synthesis, structure and superconductivity in ErBa(Cu1-xMx)3Oy (M=Zn, Ni, Al and Fe), R L Raibagkar and G K Bichile, 4th IUMRS-ICA Conference, Makuhari, Chiba, Japan, 1188, 1997.

24.

Superconductivity in (Er-Eu)-Ba-Cu-O system, R L Raibagkar and G K Bichile, 4th IUMRS-ICA Conference, Makuhari, Chiba, Japan, 1188, 1997

25.

Influence of Zr-substitution on the Cu-valence and hole concentration per CuO2 sheet for Y1-xZrxBa2Cu3O7, R L Raibagkar, Suchitra Chari, K M Jadhav and G K Bichile, 5th IUMRS-ICA, Indian Institute Science, Bangalore, 662, 1998

26.

Characterization of La-substituted YBaCuO system, Suchitra Chari, R L Raibagkar, K M Jadhav and G K Bichile, 5th IUMRS-ICA, Indian Institute Science, Bangalore, 693, 1998

27.

Impedance measurement on (Bi2O3)1-x(La2O3)x [0£x£0.5], K V Kale, R L Raibagkar, K M Jadhav and G K Bichile, 5th IUMRS-ICA, Indian Institute Science, Bangalore, 660, 1998

28.

Switching characteristics of Co1-xMnxFe2-2xO4 system, D R Shengule, N G Nisal, R L Raibagkar, K M Jadhav and G K Bichile, 5th IUMRS-ICA, Indian Institute Science, Bangalore, 683, 1998

29.

Structure, susceptibility and magnetization studies on Mg0.5Ni0.5Fe2-xAlxO4 system, P R Betdur, R L Raibagkar, K M Jadhav and G K Bichile, 5thIUMRS-ICA, Indian Institute Science, Bangalore, 423, 1998

30.

Structural, IR, and magnetization studies on Al-substituted Copper-Zinc ferrite, R J Dorikh, R L Raibagkar, K M Jadhav and G K Bichile, 5th IUMRS-ICA, Indian Institute Science, Bangalore, 396, 1998

31.

Structural and pyroelectric characterization of (Ba1-xSrx)(Fe0.5Nb0.5)O3 ferroelectric ceramics, S B Bajaj, R L Raibagkar and L J Raibagkar,International Conference on Rare Earths, RE’98, Fremantle, Western Australia, 1998

32.

High temperature superconductivity in (Er-Eu)-Ba-Cu-O oxide system, R L Raibagkar and G K Bichile,  International Conference on rare earths, RE’98, Fremantle, Western Australia, 1998

33.

Chiral materials and their applications, S C Raghvendra, I A Khan, R L Raibagkar and A B Kulkarni, Proc National Conference on Electronic Materials, Devices and Systems, [NCEMDS-99], pp. 117-127, Jan 18-20, 1999.

34.

Propagation of electromagnetic waves through chiral media, S C Raghvendra, I A Khan, R L Raibagkar and  A B Kulkarni, Proc International conference on smart materials, structures and systems [ICSMSS-99], Indian Institute of Science, Bangalore, 1999

35.

Impedance measurement of (Er0.95Eu0.05)Ba2Cu3Oy thin film ceramics, R L Raibagkar, M S Jogad and L A Udachan, National Symposium on Vacuum Science and Technology, CAT, Indore, 03, Nov 24-26, 1999.

36.

Optical properties of (Er0.95Eu0.05)Ba2Cu3Oy superconducting thin film, R L Raibagkar, M S Jogad, L A Udachan and K B R Varma, National Symposium on Vacuum Science and Technology, CAT, Indore, 49, Nov 24-26, 1999.

37.

Conversion of plane polarization to circular polarization in microwave chiral materials, S C Raghvendra, I A Khan, R L Raibagkar and A B Kulkarni,Proc. Progress in Electromagnetic Research Symposium [PIERS-2000], Cambridge, Massachusetts, USA, July 5-14, 2000.

38.

Solar cell technologies and their applications, R L Raibagkar, National Seminar on Harnessing Solar Energy, Sharanbasaveshwar College of Science, Gulbarga, 2000

39.

Software on fundamentals of electronics, S K Sheshgiri, S K Shailshree and R L Raibagkar, National Seminar on Major landmarks in Physics of the 20th century, Gulbarga University, Gulbarga, 2000

40.

Transmission of microwave signals through polymer chiral composites, S C Raghvendra, I A Khan, R L Raibagkar and A B Kulkarni, National Seminar on Major landmarks in Physics of the 20th century, Gulbarga University, Gulbarga, 2000

41.

High temperature electrical properties of (Er0.95Eu0.05)Ba2Cu3Oy ceramics, Shaheen Fatima, R L Raibagkar  and L A Udachan, Proc. International Conference on Solid State crystals, Materials Science and applications, [ICSSC-2000], C32, pp.151, Zakopane, Poland, 2000.

42.

Optical dielectric constants of (Er0.95Eu0.05)Ba2Cu3Oy  thin films, R L Raibagkar, Proc International Conference on Solid state crystals, Materials Science and applications, [ICSSC-2000], C33, pp.151, Zakopane, Poland, 2000

43.

Polarization conversion in Chiral layers with periodically arranged metallic helices, S C Raghvendra, I A Khan,  R L Raibagkar and A B Kulkarni, Int J Applied Electromagnetics & Mechanics, 12(3&4), 229-234, 2000

44.

Dielectric properties of MnFe2O4, S T Sulepetkar, R Sriniwas, R L Raibagkar and L A Udachan, 43rd DAE-SSP Symposium, Guru Ghasidas University, Bilaspur, Dec 27-31, 2000, Solid State Physics (India), 43, 472-473, 2000

45.

DC electrical conductivity behaviour of fly ash, S C Raghvendra, R L Raibagkar and A B Kulkarni, Ind J Pure Appl Phys., 25,1, 37-40, 2002

46.

Dielectric properties of fly ash, S C Raghvendra, R L Raibagkar and A B Kulkarni, Bull Mater Sci, 25, 1, 37-39, 2002

47.

Microcontroller-based temperature measurement system, Mallappa V T, Husenbasha N, R L Raibagkar and  D L Holkar, 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

48.

Microcontroller-based solar radiometer, Geeta B, Kalpana V, Sara Fatima Farida, R L Raibagkar and D L Holkar , 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

49.

PC-based pH measurement assembly, M V Sidramappa, K Chandrashekhar, R L Raibagkar and D L Holkar , 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

50

VHDL: A logic synthesis approach, Kupendra P C, Megha S K, R L Raibagkar and D L Holkar, 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

51.

8085-based programmable dual power supply, Anjali G Patil, R L Raibagkar and D L Holkar, 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

52.

A digital speech security system, Jyoti G, Girija M, R L Raibagkar and D L Holkar, 17th Indian Association of Physics Teachers annual convention, Sharanbasaveshwar College of Science, Gulbarga, 2002

53.

DC conductivity behaviour of Oxovanadium (IV) and Tin (IV) complexes with 4, 4’-Diaminostilbene-2, 2’-Disulphonate and its derivatives, K Siddappa, S D Angadi and R L Raibagkar, 14th Annual meeting of Materials Sciences, B A R C, Mumbai, February 14-16, 2003

54.

Dielectric and hysteresis properties of Sr-doped barium iron niobate, S B Bajaj, R L Raibagkar and  L J Raibagkar, 105th annual meeting and exposition of the American Ceramic Society and Symposium on Advanced Dielectric materials and Multilayer Electronic Devices, Nashville, Tennessee, USA, April 27-30, 2003.

55.

Pyroelectric properties of the Sr-doped ferroelectric barium iron niobate, S B Bajaj, R L Raibagkar and L J Raibagkar, R-211, 7th International Conference on Properties and Applications of Dielectric Materials (ICPADM-2003), Nagoya, Japan, June 01-05, 2003.

56.

Electrical properties of MnFe2O4, R Sriniva, S T Sulepetkar, L A Udachan and R L Raibagkar, DAE – SSPS, ip-7, Dec 26-30, 2003, Jiwaji University, Gwalior

57.

Thickness dependence of optical properties of metallic films, L A Udachan, M S Jogad, S T Sulepetkar, S Ramarao and R L Raibagkar, National Conference on Vacuum Science and Technology and Vacuum Metallurgy, (IVSNS-2003), BARC, Mumbai, October 15-17, 2003. OTF-05, pp.42 & pp. 352-356

58.

Optical properties of Selenium thin films, L. A Udachan, Mayadevi V K, R L Raibagkar, M S Jogad, S T Sulepetkar, Hiremath P R and P S Naik, DAE – SSPS, fp 39, Dec 26-30, 2003.Jiwaji University, Gwalior

59.

Ferroelectric properties of Sr-doped Barium iron niobate, S B Bajaj, R L Raibagkar and L J Raibagkar, DAE – SSPS, ip 37, Dec 26-30, 2003, Jiwaji University, Gwalior.

60.

Effect of Cobalt substitution on structural properties of PbTiO3, Geeta B and R L Raibagkar, 82nd Int.Conf. Materials Advanced Technologies and IUMRS-ICA 2003 (Symposium E: Electronic and advanced ceramics) December 7-12, 2003, Suntec Singapore International Convention and Exhibition Center, Singapore Ref.No: ICMATE 2569

61.

Structural characterizations of Ba(B’xNb1-x)O3, S T Sulepetkar and R L Raibagkar, 2nd Int Conf Materials Advanced Technologies and IUMRS-ICA 2003 (Symposium E: Electronic and advanced ceramics) December 7-12, 2003, Suntec Singapore International Convention and Exhibition Center, Singapore, Ref No ICMATE 2813

62.

Superconducting properties of ErBa(Cu-M)Oy [ M=Zn, Fe], R L Raibagkar, Vijnana Ganga, Gulbarga University J Sci Tech, Vol. 3 & 4, pp.58-61, 2003

63.

Structural characterization of Mn doped BaNbO3, S T Sulepetkar and R. L. Raibagkar, Materials for the Future-MF 2004 Symposium, Materials Research Centre, I I Sc, March 22- 23, 2004

64.

Crystallographic study in Ba(Nb1-xMx)O3 [M=Cd & Sn] perovskites, Girija Chitgopikar and R L Raibagkar, Proc. National Conference on Emerging Materials and Technologies (NCEMAT-2004), August 03-04, 2004, S V University, Tirupati

65.

Studies on structural behavior of Ba(Fe1/2Ta1/2)O3 ceramics, R Srinivas and R L Raibagkar, Proc. National Conference on Emerging Materials and Technologies (NCEMAT-2004), August 03-04, 2004, S V University, Tirupati

66.

Structural properties of Ba(Cd1/2Ta1/2)O3 materials, M Chickpatil and R L Raibagkar, Proc. National Conference on Emerging Materials and Technologies (NCEMAT-2004), August 03-04, 2004, S V University, Tirupati

67.

Microwave Ceramics: Futuristic Electronic Materials, R L Raibagkar et al. Vijnana Ganga, Gulbarga University J Sci Tech, 2004 (in press)

68.

Crystal structure of Ba(Nb1-xBix)O3 ferroelectric ceramics, Girija C M and R L Raibagkar, Proc. Seminar on Advances in Materials Science (AMS-06) pp.47, Jan.9-10, 2006

69.

Structural and dielectric properties of Gd-doped barium tantalate perovskite ceramics, Mallikarjun Chickpatil and R L Raibagkar, Proc. Seminar on Advances in Materials Science (AMS-06) pp.59, Jan.9-10, 2006

70.

Microwave dielectric properties of Li(Nd1/4Mn1/2Ti1/4)O3, Girija M and R L Raibagkar, Proc. Seminar on Advances in Materials Science (AMS-06) pp.48, Jan.9-10, 2006

71.

Role of Semiconductors in embedded systems, Sanjeevkumar Badiger and R L Raibagkar, Proc. Seminar on Advances in Materials Science (AMS-06) pp.77, Jan.9-10, 2006

72.

Synthesis and characterization of conducting polyaniline Y-Fe2O3 magnetic nanocomposite as sensor materials, Vijayanand H, R L Raibagkar and A Venkataraman, Proc. Seminar on Advances in Materials Science (AMS-06) pp.49, Jan.9-10, 2006

73.

Synthesis, characterization, thermal and electrical conductivity studies of La (III) complexes with 3-substituted triazole schiff bases, K Lingappa, S D Angadi, R S Shikargol, S T Sulepetkar and R L Raibagkar, Proc. Seminar on Advances in Materials Science (AMS-06) pp.65, Jan.9-10, 2006

74.

Effect of M2+-cation (M2+=Zn & Cd) on perovskite synthesis and structural parameters of Ba(M1/3Nb1/3Ta1/3)O3 ceramics, Mallikarjun Chickpatil and R L Raibagkar, Ind. J. Pure Appl Phys., 43 (2005) 869-872

75.

Dielectric properties of Cd-substituted barium niobate ceramics, Girija C M and R L Raibagkar, Proc. National Seminar on Advanced Electroceramics (NSAE-2006) May 5-6, 2006 DRDO-ARDE, Pune, pp.131-140

76.

Ba(Cu1/3Nb1/3Ta1/3)O3 : Low activation energy perovskite ceramics, Mallikarjun Chickpatil and R L Raibagkar, Proc. National Seminar on Advanced Electroceramics (NSAE-2006) May 5-6, 2006, DRDO-ARDE, Pune, pp. 231-233, 

77.

Structural, microstructural and dielectric studies of tin-doped barium niobate perovskite, Girija C M, Mallikarjun Chickpatil and R L Raibagkar, J Mater Sci: Mater Electro, (2006) 17: 963-970

78.

Dielectric properties of doped lithium niobates, Girija G M and R L Raibagkar, International Symposium on the Applications of Ferroelectrics-06, North Carolina State University, North Carolina, July 30-Aug 02, 2006

79.

Dielectric and electric modulus studies on Ba(Nb0.6Cd0.4)O3 perovskite ceramics, Girija Chitgopikar M, Mallikarjun Chickpatil and R L Raibagkar, National Conference on Advances in Materials Science (AMS-2007) January 27-28, 2007, Dept of Materials Science, Gulbarga University, Gulbarga, CO9, pp.18

80.

Structural properties of Ba(Sm1/2Ta1/2)O3 ceramics, R Srinivas and R L Raibagkar, National Conference on Advances in Materials Science (AMS-2007) January 27-28, 2007, Dept of Materials Science, Gulbarga University, Gulbarga, CP22, pp.26

81.

Synthesis and characterization of BaNb0.7Mg0.3O3 ceramics, S T Sulepetkar and R L Raibagkar, National Conference on Advances in Materials Science (AMS-2007) January 27-28, 2007, Dept of Materials Science, Gulbarga University, Gulbarga, CP31, pp.30

82.

Hydrogen microsensors, Tarannum and R L Raibagkar, National Conference on Advances in Materials Science (AMS-2007) January 27-28, 2007, Dept of Materials Science, Gulbarga University, Gulbarga, EMP7, pp.75

83.

Structural and dielectric properties of Co-doped ceramics, M Chickpatil, C Girija and R L Raibagkar, National Conference on Current Trends in Materials Research for Advanced Technology (NCMRAT-2007) 29th – 31st January 2007, Dept. of Physics, Dr B A M University, Aurangabad, d-13, pp.50

84. Synthesis and ceramic characterization of Li(Nd1/4Ti1/2Nb1/4)O3 ; Girija M and R.L.Raibagkar; International Conference on Smart / Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
85.

Dielectric and conductivity behaviour of modified Li-based perovskite compounds; Girija M and R.L.Raibagkar; International Conference on Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009

86.

Synthesis, structure and dielectric studies of Ba(B1/4Ti1/2Nb1/4)O3 [B=Fe2+ and Y3+], Girija M and R.L.Raibagkar; International Conference on Smart / Active Materials, Thaigarajar College of Engineering,  Madurai, Jan 7-9, 2009

87. Preparation and characterization of Ba(Fe1/4Ti1/2V1/4)O3 with BaTiO3;  Girija M and R.L.Raibagkar; International Conference on Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
88. Synthesis, structure and morphological study of La-doped bismuth titanate ceramics; Satishkumar S Lature, Rachna S, R. L. Raibagkar and S. M.Gupta; International Conference on Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
89. Dielectric and leakage current mechanism in Bi4-xLaxTi3O12; Satishkumar S Lature, Rachna S, R. L. Raibagkar and S. M.Gupta;       International Conference on Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
90. Preparation and Ferroelectric properties of Bi3.25 La0.75 Ti3O12 thin film; Satishkumar S Lature, Rachna S, R. L. Raibagkar and S. M.Gupta; International Conference on Smart / Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
91. Synthesis, structure and conductivity of Perovskite (Ba1-xGdx)TiO3 ceramics; Gama S B and R.L. Raibagkar; International Conference on Smart/Active Materials, Thaigarajar College of Engineering,  Madurai, Jan 7-9, 2009
92.

Dielectric properties of (Ba1-xGdx)TiO3  ceramics; Gama S B and R.L. Raibagkar; International Conference on Smart/Active             Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009

93. Role of sintering additives in the synthesis and structural characterization of  Ba1-x-ySrxGdyTiO3; Gama S B and R.L. Raibagkar; International Conference on Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
94. Synthesis and structural characterization of Ba1-xGdxTi1-yMnyO3 ceramics; Mohankumar P and R.L. Raibagkar, International Conference on Smart / Active Materials, Thaigarajar College of Engineering,  Madurai, Jan 7-9, 2009
95. Electrical properties of Ba1xGdxTi1yMnyO3 ceramics; Mohankumar P and R.L. Raibagkar; International Conference on       Smart/Active Materials, Thaigarajar College of Engineering, Madurai, Jan 7-9, 2009
96.

Synthesis and structural parameters of Ba0.5Sr0.5)(Zr1-xTix)O3 (x=0.4 and 0.5) nanoceramics, Chandrashekhar M Tawade, Raghavendra Sagar, Shivanand Madolappa, and R L Raibagkar, International Conference on Communication,             Computation, Control and Nanotechnology, p. 942, October 29-30, 2010, Rural Engg College, Bhalki.

97.

PTCR-NTCR composite behaviour of Bismuth titanate ceramics, Nagbasavanna Sharanappa, Shivanand Madolappa, Raghavendra Sagar, and R. L. Raibagkar, American Institute of Physics Conference proceedings of  International Conference on Recent trends in Applied Physics and Materials Science, [RAM-2013]  February 1-2, 2013, Bikaner, Rajastan

98.

Temperature dependent impedance behaviour of (Ba0.6Sr0.4)(Zr0.65Ti0.35)O3,C.M.Tawade, Nagbasavanna Sharanappa, Shivanand Madolappa, Raghavendra Sagar, and R. L. Raibagkar, American Institute of Physics Conference proceedings of International Conference on Recent trends in Applied Physics and Materials Science, [RAM-2013]  February 1-2, 2013 Sagar, and R. L. Raibagkar

Seminars/Conferences/Workshops/Training Programmes Attended:
1. DAE-SSP Symposium, Varanasi, Gwalior, 1991

2.

National Workshop on Superconductivity, Aurangabad, 1991.
3. Training Programme on 'Embedded Controllers & Applications', RIC, IISc, Banglore, 1997
4. The 5th IUMRS-ICA, Bangalore, 1998
5. National Symposium on Vacuum Science & Technology, CAT, Indore, 1999
6. International Conference on Solid State Crystals- Materials Science & Applications, Zakopane, Poland, 2000.
7. National Seminar on Harnessing Solar Energy, Gulbarga, 2000.
8. IAPT XVII National Convention, Gulbarga, 2002.
9. MHRD, GOI, New Delhi sponsored Workshop on Intellectual Property Rights, 2005.
10. Short term Course on 'Synthesis & Fabrication of nanoceramics & components and their industrial applications, MSC, IIT, Kharagpura, 2006.
11. Workshop on Characterization of Nanostructrued Systems, UGC-DAE, CSR-BARC, Mumbai, 2007.
12. National Seminar/Conference - from 2002 to 2008 at different universities/R&D Institutes.
13. A Seminar on Advances in Materials Science (AMS-07), Dept of Materials Science, Gulbarga University, Gulbarga, Jan 27-28, 2007
14. National Conference on Current Trends in Materials Research for Advanced Technology (NCMRAT-2007); Dept. of Physics, Dr. B A Marathwada University, Aurangabad, January 29-31st, 2007
15. Workshop on Characterization of Nanostructured Systems, Dept. of Physics, University of Mumbai, June 14-16, 2007 (Organized by UGC-DAE CSR, Mumbai Centre and Dept. of Physics, University of Mumbai)
16. Special Lecture series for PG students of Physical Sciences, Karnataka Science and Technology Academy, Bangalore & Gulbarga University, Gulbarga, Nov. 5-7, 2007
17. Sensitization-cum-Awareness Programme for Technology Information Facilitation Programme, Gulbarga University Library, 17th Nov. 2007 (jointly organized by Gulbarga University and Dept of Scientific and Industrial Research, Ministry of Science and Technology, GoI, New Delhi)
18. National Seminar on Novel polymers, Nanoscience and Green Chemistry, Dept of Chemistry, Kakatiya University, Warangal (AP) Feb 22-23, 2008
19. UGC sponsored State level Seminar on Nanotechnology-2008, Dept of Physics, Shri Chatrapati Shivaji College, Omerga, October 6th, 2008
20. A Seminar on Nanoscience and Technology-A Curriculum Development,  Dept. of Materials Science, Gulbarga University, Gulbarga, April 4th, 2008
21. Workshop on “Computational Materials Science” organized by UGC-NRC-M, New Delhi at Dept. of Materials Engineering, I I Sc., Bangalore, from March 6-8, 2009
22. Participation in Two day SSP data analysis seminar organized by Gulbarga University Library, Gulbarga during July 28-29, 2009
23. Workshop on Sensing Forces on biological Materials at Nanoscales using AFM and Optical Tweezers; jointly organized by National Centre for Nanomaterials and Nanotechnology, University of Mumbai, JPK Instruments AG, Berlin, and Inkarp Instruments, India, 4th February 2010
24. National Seminar on X-ray Diffraction Techniques, Dept. of Physics, Gulbarga University, Gulbarga; March 2-3, 2010
25. International Conference on Communication, Computation, Control and Nanotechnology (ICN-2010), Rural Engineering College, Bhalki, October 29-30, 2010
26. Kalburgi Kampu-2010 organized by Sri Kottala Basaveshwar Bharatiya Shikshana Samiti, Sedam Hyderabad Karnataka Abhivrudhi Vibhaga, Dec 23, 2010-Jan 1,2011
27. International Conference on Recent trends in Applied Physics and Materials Science, [RAM-2013]  February 1-2, 2013, Bikaner, Rajastan