LIST OF PUBLICATIONS in SCI journals by Dr. K. Annapurna : 1. Characterisation of Fluorophosphate Optical Glasses J. SOLID STATE CHEM. 93(1991)454. 2. Fluorescence Characteristics of Nd 3+ -doped Heavy Metal Fluoride Glasses M Hanumanthu, SOLID STATE COMMUN. 80(1991)315. 3. Fluorescence Properties of Nd 3+ -doped InF 3 based Optical Glasses SPECTROCHIM. ACTA 48A(1992) 791. 4. Absorption Properties and non-linearity parameterisation of Nd 3+ doped Laser Dyes SOLID STATE COMMUN. 81(1992) 697. 5. Absorption & Photoluminescence spectral Properties of Europium doped Laser Dyes MATER. RES. BULL. 27(1992) 1107. 6. Photoluminescence Spectra of Er 3+ - doped Fluorophosphate Glasses AVR Reddy, K Annapurna, G Amaranath, AS Jacob, AS Kumar & S Buddhudu FERROELECTRICS LETT. SECT. 14(5)(1992) 145. 7. Fluorescence Properties of Eu 3+ doped ZrF 4 based Optical Glasses J. PHYS.D: APPL. PHYS. 26(1993) 302. 8. Fluorescence Properties of Eu 3+ doped InF 3 based Optical Glasses SPECTROCHIM. ACTA 49A(1993) 73. 9. Fluorescence Properties of Ho 3+ doped Fluorophosphate Glasses AV Ranga Reddy, FERROELECTRICS LETT. SECT. 15(1993) 33. 10. Photoluminescence Spectra of Sm 3+ & Dy 3+ doped Fluoroborate Glasses JV Satyanarayana, FERROELECTRICS LETT. SECT. 15(1993) 73. 11. VIS-NIR Absorption Spectra of Nd 3+ -doped Laser Optical Glasses AV Ranga Reddy, FERROELECTRICS LETT. SECT. 15(1993) 167. 12. Non-linearity Properties of Certain Rare-Earth mixed Laser Dyes From their Refractive indices Measurements SPECTROCHIM. ACTA 50A(1994) 2265. 13. Absorption and Emission Spectra of Eu 3+ doped Fluoroborate Glasses JV Satyanarayana, FERROELECTRICS LETT. SECT. 18(1994) 141.
14. Non-linearity-Elastic Properties and Lifetimes of the Lasing Transition ( 4 F 3/2 4 I 11/2 ) of Nd 3+ -doped Semiconducting Glasses K Annapurna, JV Satyanarayana, S Buddhudu, A Mandelis J. ALLOYS & COMP. 216 (1994) 281. 15. Absorption and Emission Spectra of Er 3+ doped Fluoroborate Glasses JV Satyanarayana, MATER. RES. BULL. 29(1994) 1263. 16. Lasing Transition ( 4 F 3/2 4 I 11/2 at 1.06µm) Lifetimes and Nonlinearity Characterisation of Nd 3+ doped Chalcogenide Glasses JV Satyanarayana, J. ALOYS & COMP. 224(1995) 97. 17. Fluorescence Spectra of Er 3+ : REOCl (RE=La, Gd, Y) Powder Phosphors U Rambabu, T Balaji, MATER. LETT. 23(1995) 143. 18. Fluorescence Spectra of Tm 3+ doped Rare Earth Oxychloride Powder Phosphors U Rambabu, T Balaji, MATER. CHEM. PHYS. 43(1996) 195. 19. Fluorescence Spectra of Dy 3+ & Ho 3+ doped Dual Lanthanide Oxychloride Powder Phosphors U Rambabu, T Balaji, K Annapurna, JV Satyanarayana & S Buddhudu SPECTROCHIM. ACTA 52A(1996) 367. 20. Absorption and Emission Spectra of Ho 3+ doped Fluoroborate Glasses JV Satyanarayana, T Balaji, PHYS. CHEM. GLASSES 37(1996) 40. 21. Fluorescence Spectra of Sm 3+ doped Lanthanide Oxychloride Powder Phosphors U Rambabu, K Rajamohan Reddy, K Annapurna, T Balaji & S Buddhudu MATER. LETT. 27(1996) 59. 22. Fluorescence Spectra of Eu 3+ and Tb 3+ doped Na 6 Ln(BO 3 ) 3 (Ln = La, Gd, Y) Powder Phosphors U Rambabu, K Annapurna, T Balaji, JV Satyanarayana KR Reddy & S Buddhudu SPECTROSCOPY LETT. 29(1996) 833. 23. Photoluminescence Spectra of BaFCl:Eu 2+ Phosphors K Rajamohan Reddy, MATER. LETT. 27(1996) 273. 24. Photoluminescence Spectra of CaFCl:Eu 2+ Powder Phosphors K Rajamohan Reddy, MATER. LETT. 28(1996)489. 25. Fluorescence Spectra of BaFCl:Eu 2+ Powder Phosphors K Rajamohan Reddy, MATER. LETT. 29(1996) 291. 26. Fluorescence Spectra of Eu 3+ :Ln 2 O 2 S (Ln=Y,La,Gd) Powder Phosphors K Rajamohan Reddy, MATER. RES. BULL. 31(1996) 1355.
27. Spectroscopic Properties of Nd 3+ and Eu 3+ ions in Heavy Metal Fluoride (ZrF 4 & InF 3 ) Glasses K. Annapurna, N. Sooraj Hussain, K. Rajamohan Reddy & S. Buddhudu FERROELECTRICS LETT. 21(3&4)(1996) 111. 28. Fluorescence Spectral Properties of Sm 3+ and Dy 3+ doped Laser Liquid NS Hussain, K Annapurna, G Amaranath, DVV Rao, KR Reddy & S Buddhudu SPECTROCHIM. ACTA 53A(5) (1997) 761. 29. Fluorescence Spectra of Tb 3+ : Ln 2 O 2 S (Ln = Y, La, Gd) Powder Phosphors K Rajamohan Reddy, K Annapurna, N Sooraj Hussain & S Buddhudu SPECTROSCOPY LETT. 30(5) (1997) 819. 30. Spectra of Nd 3+ doped Boro-Tellurite Glasses N Sooraj Hussain, PHYS. CHEM. GLASSES 38 (1997) 51. 31. Spectral Properties of Pr 3+ and Nd 3+ doped Lithium Borate Glasses K Thyagarajan, NS Hussain, K Annapurna, V Aruna, KR Reddy & S Buddhudu PHYS. CHEM. GLASSES 38 (1997) 223. 32. Spectral Properties of Eu 3+ : B 2 O 3 -P 2 O 5 -R 2 SO 4 Glasses V Aruna, N Sooraj Hussain, K Rajamohan Reddy, MATER. LETT. 33 (1997) 201. 33. Photoluminescence Spectra of LaOBr:Eu 3+ Powder Phosphors K Rajamohan Reddy, V Aruna, T Balaji, MATER. CHEM. PHYS. 52 (1998) 157. 34. Temperature Dependent Luminescence in (Eu 3+, Dy 3+ ) doped Tellurite Glass K Annapurna, RN Dwivedi & S Buddhudu MATER. LETT. 40(6) (1999) 259. 35. Temperature Dependent Luminescence Characteristics of Sm 3+ doped Silicate Glasses K Annapurna, Anil Kumar, AK Chaudhuri, RN Dwivedi & S Buddhudu SPECTROCHIM. ACTA 56A(1999)103. 36. Energy Transfer Luminescence in (Eu 3+, Nd 3+ ): Tellurite Glass K Annapurna, RN Dwivedi & S Buddhudu OPTICAL MATERIALS 13(4) (2000) 381. 37. Fluorescence Spectra of Cu + : ZnO-B 2 O 3 -SiO 2 Glass K Annapurna, Anil Kumar, RN Dwivedi, NS Hussain & S Buddhudu MATER. LETT. 45(2000) 23. 38. Upconversion Green Emission and 1.5µm Infrared Emission in Er 3+ doped 60ZnO.20B 2 O 3.19SiO 2 Glass K Annapurna, RN Dwivedi, A Kumar, P Kundu, B Karmakar, AK Chaudhuri NS Hussain & S Buddhudu PHYS. CHEM. GLASSES 43(1)(2002)20.
39. Emission Properties of Eu 3+ ions in ZnCl 2 -BaCl 2 -KCL Glass K Annapurna, RN Dwivedi & S Buddhudu MATER. LETT.,53(4-5)(2002)359-363 40. Photoluminescence spectra of Sm 3+ : PbO-Bi 2 O 3 -GeO 2 glasses NS Hussain, K Annapurna, YP Reddy & S Buddhudu J. MATER. SCI. LETT. 21 (5) (2002) 397-399 41. Upconversion green emission and 1.5 m infrared emission in Er 3+ doped 60ZnO.2OB 2 O 3.19SiO 2 glass, Annapurna K, Dwivedi RN, Kumar A, Kundu P, Karmakar B, Chaudhuri AK, Hussain NS, Buddhudu S, PHYS. CHEM.GLASSES 43 (1): 20-24 FEB 2002 42. Fluorescence properties of Sm 3+ :ZnCl 2 -BaCl 2 -LiCl glass, K.Annapurna, R.N.Dwivedi, P.KundU, S.Buddhudu, MATER.RES.BULL.38(3)429-436Feb 2003 43. Spectral analysis of Ho 3+ : TeO 2 -B 2 O3-Li 2 O glass, PrasadNVV,Annapurna K, Hussain NS and Buddhudu S., MATER. LETT..57(12,13):2071-2080 APRIL 2003 44. NIR Emission and upconversion luminescence spectra of Nd 3+ :ZnO-SiO 2 -B 2 O 3 glass Annapurna K,Dwivedi RN, Kundu P and Buddhudu S, MATER. LETT.57 (12,13): 2095-2098 APRIL 2003 45 Emission properties of Mn 2+ : ZnO-B 2 O 3 -SiO 2 glass Annapurna K,Dwivedi, RN,Kundu P, Buddhudu,S., J.MATER. SCI. LETT. 22: 873 875: JUNE 2003. 46. Blue emission spectrum of Ce 3+ : ZnO-B 2 O 3 -SiO 2 optical glass, Annapurna K, Dwivedi,RN,Kundu P, Buddhudu,S,. MATER. LETT..58:787-789:2004 47. Red and Green Luminescence properties of Eu 3+ and Tb 3+ : ZnF 4 -ZnF 2 -AlF 3 -BaF 2 - YF 3 glasses K.Annaurna,R.N.Dwivedi,P.Kundu and S. Buddhudu, PHYS.CHEM. GLASSES 45(3)(2004)173-177 48. Spectral Properties of Eu 3+ : ZnO-B 2 O 3 -SiO 2 glasses, K.Annapurna, Maumita Das, P.Kundu, R.N.Dwivedi, S.Buddhudu, J.MOL.STRUCT.741 (2005)53-60 49. Emission Spectra of Tb 3+: Bi 2 O 3 -B 2 O 3 -R 2 O (R=Li,Na &K) glasses, K.Annapurna, R.N.Dwivedi, P.Kundu, S.Buddhudu, J.MATER.SCI.40(2005)1051-1053 50. Optical spectra of Nd 3+ :CaO-La 2 O 3 -B 2 O 3 glasses K.Annapurna, Maumita Das, P.Kundu, S.Buddhudu MATER.LETT.,60 (2)(2006)222-229 51 Spectral Analysis of Thulium doped Zinc-Boro-Silicate Glass K.Annapurna, Maumita Das, P.Kundu, S.Buddhudu
PHYSICA B 388 (2007) 174 52. Emission Analysis of Eu 3+ :CaO-La 2 O 3 -B 2 O 3 Glass Ritwika Chakrabarti, Maumita Das, B. Karmakar, K. Annapurna and S. Buddhudu J. NON-CRYS. SOLIDS 353 (13-15)(2007) 1422-1426 53. Blue, green and red upconversions in Ho 2 O 3 -doped fluorophosphates glasses Basudeb Karmakar, K. Annapurna J. NON-CRYS. SOLIDS 353 (13-15) (2007) 1377-1382 54. Absorption and Emission Spectral Analysis of Pr 3+ : Tellurite Glasses K. Annapurna, Ritwika Chakrabarti and S. Buddhudu JOURNAL OF MATERIALS SCIENCE 42(16)(2007) 6755-6761 55. Compositional dependence of ultrasonic velocities in glasses K. Annapurna, Anal Tarafder and K. K. Phani J. APPL. PHYS., 102 (8) (2007) 83542. 56. Optical Analysis of Er 3+ :Boro-Floro-Phosphate Glasses B. Sudhakar Reddy, S. Buddhudu, K. S. R. K. Rao, P. Naresh Babu and K. Annapurna SPECTROSCOPY LETT.,41(2008)376. 57. Luminescence and dielectric properties of nano-structures Eu 3+ :K 2 O-Nb 2 O 5 - SiO 2 glass- ceramics Reena moni Saikia Chaliha, K. Annapurna, Anal Tarafder, V. S. Tivari, P. K. SOLID STATE SCIENCES,11 (2009) 1325 1332. 58. Structure, fluorescence and dielectric properties of Eu 3+ :LiTaO 3 transparent glass-ceramic nanocomposites Anal Tarafder K. Annapurna,, Reena moni Saikia Chaliha,V. S. Tivari, P. K. J. AM. CERAM. SOC., 92 (2009) 1934 1939 59. Nanostructuring and fluorescence properties of Eu 3+ :LiTaO 3 in Li 2 O-Ta 2 O 5 - SiO 2 -Al 2 O 3 glassceramics Anal Tarafder K. Annapurna,, Reena moni Saikia Chaliha,V. S. Tivari, P. K. J. MATER. SCI., 44 (2009) 4495 4498. 60. Sensitized red luminescence from Bi 3+ co-doped Eu 3+ : ZnO-B 2 O 3 glasses Atul D. Sontakke, Anal Tarafder, Kaushik Biswas, K. Annapurna PHYSICA B: Condensed Matter, 404 (2009) 3525-3529. 61. Concentration Dependent Luminescence of Tb 3+ ions in high Calcium- Alumino-Silicate Glasses Atul D. Sontakke, Kaushik Biswas, K. Annapurna J. LUMIN., 129 (2009) 1347-1355.
62. Dielectric and optical properties of Nd 3+ doped LiTaO 3 transparent ferroelectric glass-ceramic nanocomposites Anal Tarafder, K. Annapurna, Reenamoni Saikia Chaliha, V. S. Tiwari, P. K. Structure, J. ALLOYS COMPD., 489 (2010) 281-288. 63. Enhanced Blue Emission from Transparent Oxyfluoride Glass Ceramics Containing Pr 3+: BaF 2 Nano-crystals K. Biswas, A. D. Sontakke, J. Ghosh, K. Annapurna, J. AM. CERAM. SOC., 93 (2010) 1010-1017. 64. Effect of TiO 2 on thermal, Structural and third order non-linear optical properties of Ca-La-B-O glass system K.Biswas, A. Sontakke and K. Annapurna, J. ALLOYS COMPD., 489 (2010) 493-498 65. Time resolved spectra and energy transfer analysis of Nd 3+ -Yb 3+ -Er 3+ triplydoped Ba-Al-metaphosphate glasses for an eye safe emission (1.54 µm) A. D. Sontakke, K.Biswas, A. K. Mandal, K. Annapurna, J. FLUORESCENCE 20 (2010) 425-434. 66. Optical and dielectric properties of isothermally crystallized nano KNbO 3 in Er 3+ -doped K 2 O-Nb 2 O 5 -SiO 2 glasses Reenamoni Saikia Chaliha, K. Annapurna, Anal Tarafder, V. S. Tiwari, P. K. SPECTROCHIM. ACTA A, (2009, In press) 67. Effects of nano LiTaO 3 crystallization on dielectric and optical properties in Er 3+ -doped Li 2 O-Ta 2 O 5 -SiO 2 -Al 2 O 3 Glasses Anal Tarafder, K. Annapurna, Reenamoni Saikia Chaliha, V. S. Tiwari, P. K. INT. J. APPL. CERAM. TECHNOL., (2009, In press) 68. Effects of SiO 2 and TiO 2 fillers on thermal and dielectric properties of ecofriendly bismuth glass microcomposites of plasma display panels Shiv Prakash Singh, Karan Pal, Anal Tarafder, Mousumi Das,K. Annapurna and Basudeb Karmakar, BULL. MAT. SCI., (2009, Accepted). 69. Concentration quenched luminescence and energy transfer analysis of Nd 3+ ion doped Ba-Al metaphosphate laser glasses A. D. Sontakke, K.Biswas, A. K. Mandal, K. Annapurna, APPL. PHYS. B: LASERS & OPTICS, DOI 10.1007/S00340-010-4010-1 70. Structure, dielectric and optical properties of Nd 3+ :KNbO 3 nano crystalline glass ceramics Reenamoni Saikia Chaliha, K. Annapurna, Anal Tarafder, V. S. Tiwari, P. K. OPTCAL MATER., (2010, In press)