Prof RNP Choudhary.docx

1、Prof RNP ChoudharyProf. RNP ChoudharyAWARDS Honoured with national and international awards:(i) Pandit Ravishankar University Award (1998) and(ii) Vijayshree Award (1996) from Indian International Friendship Society, New Delhi(iii) Nominated / selected as the Man of the year 1997 by American Biograp

2、hic Institute, USA.(iv) Appointed to the Research Board of Advisors, 1999-2003 of The American Biographical Institute, USA.(v) Bibliography published in Who is Who in the World.MEMBERSHIP/FELLOWSHIPS OF PROFESSIONAL ACADEMIC BODIES1. The Institute of Physics, London Fellow2. American Physical Societ

3、y (The American Institute of Physics) Member3. Materials Society of India, Bangalore Life Member4. Indian Physical Society, Calcutta Fellow, Council Member for 1998 - 995. The National Science Academy, Allahabad Life Member6. Indian Physics Association Member7. Institute of Science, Education and Cu

4、lture, Calcutta Member8. The Indian Ceramic Society Life Member9. Indian Society of disordered Materials, Jaipur Life Member10. Indian Society of Liquid Crystal Life Member11. International Academy of Physical Sciences, Allahabad Life Member12. International Society of Liquid Crystal MemberPAPERS PU

5、BLISHED IN INTERNATIONAL/ NATIONAL JOURNALS1. Structural studies of the monoclinic dihydrogen phosphates: a neutron diffraction study of paraelectric cesium dihydrogen phosphate. Nelmes, R. J.; Choudhary, R. N. P. Solid State Communications (1978), 26(11), 823-6. 2. The structure of paraelectric TlH

6、2PO4Choudhary, R. N. P.; Nelmes, R. J. Acta Crystallographica, (1978) A34 Supp., S 313.2. A neutron diffraction study of the structure of lead monohydrogen phosphate in its ferroelectric phase at room temperature. Nelmes, R. J.; Choudhary, R. N. P. Ferroelectrics (1978), 21(1-4 (Proc. Fourth Int. Me

7、et. Ferroelectr., Leningrad, USSR, September 1977. Part 3), 467-8. 3. A structural study of cesium dihydrogen phosphate in the paraelectric phase. Choudhary, R. N. P.; Nelmes, R. JFerroelectrics (1978), 21(1-4 (Proc. Fourth Int. Meet. Ferroelectr., Leningrad, USSR, September 1977. Part 3), 443-4. 4.

8、 A room temperature neutron diffraction study of sodium dihydrogen phosphate. Choudhary, R. N. P.; Nelmes, R. J.; Rouse, K. D. Chemical Physics Letters (1981), 78(1), 102-5. 5. Structural studies of the monoclinic dihydrogenphosphates: II. A neutron-diffraction study of thallium dihydrogenphosphate.

9、 Nelmes, R. J.; Choudhary, R. N. P. Solid State Communications (1981), 38(4), 321-46. The role of hydrogen bonds in physical properties of cesium dihydrogen phosphate and thallium dihydrogen phosphate ferroelectrics. Choudhary, R. N. P. Proceedings of the Nuclear Physics and Solid State Physics Symp

10、osium (1982), Volume Date 1981, 24 C 331-27. A neutron diffraction study of ferroelectric lead(II) hydrogen arsenate at room temperature. Choudhary, R. N. P. Pramana (1982), 18(4), 325-308. Effect of laser excitation on F-band and thermoluminescence properties of KBr single crystals.Prasad, G., Roul

11、, B. K., Choudhary, R. N. P., Rao K. V. J. Mat. Sc., (1986) 21, 4315.9. Dielectric properties of pure and rare-earth doped TlTaO3Roy, M., Choudhary, R. N. P., Maity, H. S. Proc. Ferroelectrics, (1986) pp. 275.10. Raman and infrared spectra of SmAsO4 Pradhan, A. K., Choudhary, R. N. P., Wendle W. Mat

12、. Lett., (1986) 4, 223.11. PTC behaviour of semiconducting barium titanate ceramicsBasu, R., Maity, H. S., Choudhary, R. N. P. Trans. Ind. Ceram. Soc., (1986) 45(b), 140.12. Liquid crystalline behavior of azobenzene. Rout, Deeleep K.; Choudhary, R. N. P.; Nigam, G. D. Journal of Molecular Liquids (1

13、986), 32(1), 53-62. 13. Vibrational spectra and optical absorption studies of europium arsenate. Pradhan, A. K.; Choudhary, R. N. P. Ferroelectrics, Letters Section (1986), 6(3), 61-6. 14. Structure of thallium(I) dideuterium phosphate, TlD2PO4. Narasaiah, T. V.; Choudhary, R. N. P.; Nigam, G. D.; M

14、attern, G. Zeitschrift fuer Kristallographie (1986), 175(1-2), 145-9. 15. Raman and infrared spectra of yttrium arsenate (YAsO4). Pradhan, A. K.; Choudhary, R. N. P.; Wanklyn, B. MPhysica Status Solidi B: Basic Research (1987), 139(1), 337-45. 16. Effect of X-ray and -ray irradiation on the dielectr

15、ic properties of KNbO3 single crystals.Roul, B. K., Choudhary, R. N. P., Rao, K. V.Ferroelectric Lett., 6, (1987)139.17. Dielectric properties and thermal expansion of semicarbazide hydrochloride and its deuterated single crystals.Roul, B. K., Choudhary, R. N. P., Rao, K. V. J. Mat. Sc. Lett., (1987

16、) 6, 323.18. X-ray, thermal and vibrational studies on samarium arsenate(SmAsO4). Pradhan, A. K.; Choudhary, R. N. P. Journal of Materials Science Letters (1987), 6(1), 1-3. 19. A neutron structural study of semicarbazide hydrochloride. Roul, B. K.; Choudhary, R. N. P.; Rajagopal, H.; Sequeira, A. A

17、cta Crystallographica, Section C: Crystal Structure Communications (1987), C43(4), 668-70. 20. Dielectric and thermal properties of deuterated thallium(I) dihydrogen arsenate (TlD2AsO4). Narasaiah, T. V.; Choudhary, R. N. P. Ferroelectrics, Letters Section (1987), 6(6), 173-82. 21. Structure of part

18、ially deuterated thallium dihydrogen arsenate. Narasaiah, T. V.; Choudhary, R. N. P.; Nigam, G. D.; Mattern, G. Acta Crystallographica, Section C: Crystal Structure Communications (1987), C43(3), 388-90. 22. Infrared reflection and optical absorption studies on samarium arsenate (SmAsO4). Pradhan, A

19、. K.; Choudhary, R. N. P.; Wanklyn, B. M. Journal of Physics and Chemistry of Solids (1987), 48(6), 509-1223. Dielectric and thermal properties of thallium dihydrogen phosphate. Narasaiah, T. V.; Choudhary, R. N. P. Physica Status Solidi A: Applied Research (1987), 100(1), 317-21. 24. Dielectric pro

20、perties of samarium arsenate and yttrium arsenate. Pradhan, A. K.; Choudhary, R. N. P. Physica Status Solidi A: Applied Research (1987), 100(1), 323-6. 25. Dielectric and thermal properties of lanthanum arsenate (LaAsO4). Pradhan, A. K.; Choudhary, R. N. P. Journal of Materials Science (1987), 22(8)

21、, 2955-8. 26. X-ray and dielectric studies of samarium molybdate (Sm2(MoO4)3). Roy, M.; Choudhary, R. N. P.; Acharya, H. N. Pramana (1987), 29(4), 419-22. 27. Vibrational spectra of rare earth orthoniobates. Pradhan, A. K.; Choudhary, R. N. P. Physica Status Solidi B: Basic Research (1987), 143(2),

22、K161-K166. 28. Vibrational study of thallium dihydrogen arsenate (TlH2AsO4), thallium dihydrogen phosphate (TlH2PO4) and their deuterated analogs. Narasaiah, T. V.; Choudhary, R. N. P.; Pradhan, A. KJournal of Materials Science (1987), 22(10), 3571-5. 29. Study on dielectric dispersion of neodymium

23、phosphate ceramics. Narasimha, B.; Rao, K. V.; Choudhary, R. N. P. Physica Status Solidi A: Applied Research (1987), 104(2), 849-53. 30. X-ray, SEM, and thermal analysis of RNbO4-type fergusonites. Pradhan, A. K.; Choudhary, R. N. P. Journal of Materials Science Letters (1987), 6(12), 1425-6. 31. El

24、ectrohydrodynamic instability in 8CB (4-n-octyl-4-cyanobiphenyl) liquid crystal. Rout, D. K.; Choudhary, R. N. P. Molecular Crystals and Liquid Crystals (1988), 154 241-58. 32. A neutron diffraction study of deuterated semicarbazide hydrochloride. Roul, B. K.; Choudhary, R. N. P.; Rajagopal, H.; Seq

25、ueira, A. Acta Crystallographica, Section C: Crystal Structure Communications (1988), C44(7), 1244-6. 33. Dielectric properties of lanthanum phosphate ceramics. Narasimha, B.; Choudhary, R. N. P.; Rao, K. V. Journal of Materials Science (1988), 23(4), 1416-18. 34. Effect of aging on structural and e

26、lectrical properties of high Tc Y-Ba-Cu-O superconductors.Pradhan, A. K., Roul, B. K., Jana, P. C., Rao, V. V., Kalvey, V. R., Choudhary, R. N. P. Ind. J. Cryogenics, (1988) 15, 250.35. Structural and thermal studies of (Sm1-xNdx)2(MoO4)3 Roy, M., Choudhary, R. N. P., Acharya, H. N.Phys. Stat. Sol.

27、(b), (1988) 107, K1.36. Optical and dielectric studies of azobenzene and p-methoxycinnamic acid (p-MCA). Rout, Deeleep K.; Choudhary R. N. P.; Nigam, G. D. Molecular Crystals and Liquid Crystals (1988), 158B 151-62. 37. X-ray and thermal properties of samarium gadolinium molybdate (Sm1-xGdx)2(MoO4)3

28、. Roy, M.; Choudhary, R. N. P.; Acharya, H. N. Journal of Materials Science Letters (1988), 7(7), 769-71. 38. Raman scattering and infrared spectroscopic studies of terbium arsenate (TbAsO4). Pradhan, A. K.; Choudhary, B. K.; Choudhary, R. N. P.; Watts, B. E. Journal of Materials Science Letters (19

29、88), 7(10), 1094-5. 39. Structural, dielectric and thermal properties of thallium dihydrogen arsenate. Narasaiah, T. V.; Choudhary, R. N. P.; Shivaprakash, N. C. Proceedings - Indian Academy of Sciences, Chemical Sciences (1988), 100(5), 447-53. 40. Studies of some material constants of a SmC* ferro

30、electric liquid crystal mixture. Rout, D. K.; Choudhary, R. N. P. Ferroelectrics (1988), 82 149-56. 41. Temperature and electric field effects on the helical pitch in a ferroelectric liquid crystal mixture. Rout, D. K.; Choudhary, R. N. P. Ferroelectrics (1988), 82 157-65. 42. Electrohydrodynamic in

31、stability in some nematic cyanobiphenyls under a DC field. Rout, D. K.; Choudhary, R. N. P. Journal of Physics D: Applied Physics (1989), 22(2), 289-94. 43. Electric field induced texture transitions in the planar smectic A phase of some cyanobiphenyls. Rout, D. K.; Choudhary, R. N. P. Molecular Crystals and Liquid Crystals (1989), 166 75-90. 44. Electrohydrodynamic instability in some nematic cyanobiphenyls in an a.c. electric field. Rout, D. K.; Choudhary, R. N. P. Liquid Crystals (1989), 4(4), 393-845. Electro-optic effects in a ferroele