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Publications

Book Chapters/Reviews

book

- G. Vijaya Prakash,   S. Surendra Babu,  A. A. Reddy,  Optical Amplifiers from Rare-Earth Co-Doped Glass Waveguides, in “Advances in Optical amplifiers”,  Ed. P. Urquhart, Intech Publishers, Austria (2011) (ISBN: 978-953-307-1345-8)
See the chapter here ... pdf

- G. Vijaya Prakash, "Thin-film organic photonics: molecular layer deposition and applications by T. Yoshimura" ( book review), Journal of Optics, 41 (2012) 184. link

- G. Vijaya Prakash, "Fundamental Concepts of Semiconductors" Web course for National Programme on Technical Enhanced learning (NPTEL) http://nptel.iitm.ac.ink

 
Journals Google Scholar Link

2014

[75] " Novel Fluorite Structured Superparamagnetic RbGdF4 Nanocrystals as Versatile Upconversion Host ", Shahzad Ahmad, Rajamani Nagarajan, Packiya Raj, G. Vijaya Prakash, Inorganic Chemistry (2014) Accepted link

[74] " Narrow band photocurrentresponsefrompartially phase separated a-SiNx:H thin films", R. K. Bommali, Shahab Ahmad, Nandlal Sharma, P. Srivastava and G.Vijaya Prakash, Journal of Applied Physics (2014) Accepted link

[73] " In Situ Intercalation Dynamics in Inorganic–Organic Layered Perovskite Thin Films,"Shahab Ahmad, Pawan K. Kanaujia, Wendy Niu, Jeremy J. Baumberg, and G. Vijaya Prakash, ACS Applied Materials and Interfaces (2014) Editor's Choice Article link

[72] " Direct deposition strategy for highly ordered inorganic organic perovskite thin films and their optoelectronic applications " Shahab Ahmad, Chintam Hanmandlu, Pawan K. Kanaujia, and G. Vijaya Prakash, Optics Materials Express 4(7), 1313 (2014) One of the top Downloads of the Journal(July 2014) link

[71] " Exfoliation of self-assembled 2D organic-inorganic perovskite semiconductors" Wendy Niu, Anna Eiden, G. Vijaya Prakash and Jeremy J. Baumberg, Applied Physics Letters 104, 171111 (2014) link

[70] " Photoluminescent chromium molybdate cluster coordinated with rare earth cations: synthesis, structure, optical and magnetic properties " Dinesh Kumar, Shahab Ahmad, G. Vijaya Prakash, K. V. Ramanujachary and Arunachalam Ramanan, CrystEngComm, (2014) link

[69] " Effect of Volatile Solvent Infiltration on Optical and Electrical Characteristics of Porous Photonic Structures" Pawan K. Kanaujia, M. C. Bhatnagar and G. Vijaya Prakash, RSC advances 4, 21246 (2014) link

[68] " Hydrogen plasma induced modification of photoluminescence from a-SiN x :H thin films " R. K. Bommali, S. Ghosh, G. Vijaya Prakash, K. Gao, S. Zhou, S. A. Khan and P. Srivastava Journal of Applied Physics 115, 053525(2014) link

[67] " Synthesis, structure and optical studies of inorganic-organic hybrid semiconductor, (H3NC6H4CH2NH3) PbI4 " Nageswara Rao K, Amit Singh and G. Vijaya Prakash, Materials Research Bulletin 52, 78 (2014) link

[66] " Tunable visible upconversion emission in Er3+/Yb3+-codoped KCaBO3 phosphors by introducing Ho3+ ions " S. Das,A. A.Reddy, S. Surendra Babu, G. Vijaya Prakash, Materials Letters 120 (2014) 232 link

[65] " Template assisted growth of microporous structures of CdSexTe1-x and thin film photocurrent studies " Suman Shakya and G. Vijaya Prakash, Materials Research Express 1 (2014) 035037 link

[64] " Tb3+ doped Zinc Alumino Bismuth Borate Glasses for Green Emitting Luminescent Devices " K. Swapna, Sk. Mahamuda, A. Srinivasa Rao, M.Jayasimhadri, Suman Latha Shakya and G. Vijaya Prakash, Journal of Luminescence, (2014) accepted link

[63] " Luminescence Characterization of Eu3+ doped Zinc Alumino Bismuth Borate Glasses for Visible Red Emission Applications " K.Swapna, Sk.Mahamuda, A. Srinivasa Rao, T. Sasikala, P. Packiyaraj, L. Rama Moorthy and G. Vijaya Prakash, Journal of Luminescence, (2014) accepted link

[62] " Spectral characterisation of Sm3+ ions doped Oxy-fluoroborate glasses for visible orange luminescent applications " Sk. Mahamuda, K. Swapna, M. Venkateswarlu, A. Srinivasa Rao, Suman Shakya, G. Vijaya Prakash, Journal of Luminescence, 154 (2014) 410 link

[61] " Optical Studies of Sm3+ Ions Doped Zinc Alumino Bismuth Borate Glasses" K.Swapna, Sk.Mahamuda, A.Srinivasa Rao, S Shakya, T.Sasikala, D.Haranath, and G.Vijaya Prakash, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 225,(2014) 53-60 link

[60] " Lasing potentialities and white light generation capabilities of Dy3+ doped oxy-fluoroborate glasses " Sk. Mahamuda, K. Swapna, P. Packiyaraj, A. Srinivasa Rao, G. Vijaya Prakash, Journal of Luminescence, 153(2014) 382 link

[59] " Strong room-temperature UV to red excitons from inorganic organic layered perovskites, (R-NH3)2MX4 (M=Pb2+, Sn2+, Hg2+; X=I-, Br-) " Shahab Ahmad and G. Vijaya Prakash, Journal of Nanophotonics 8(1),(2014) 083892 link

[58] " Fabrication and room-temperature exciton photoluminescence stability studies of Inorganic-Organic hybrid (C12H25NH3)2SnI4 thin films " Vindesh Dwivedi and G. Vijaya Prakash, Solid State Sciences, 27 (2014) 60-64 link

2013

[57] " Structural tunability and switchable exciton emission in inorganic-organic hybrids with mixed halides " Shahab Ahmad, J. J. Baumberg and G. Vijaya Prakash, Journal of Applied Physics 114, (2013) 233511 link

[56] " Raman scattering enhancement in photon-plasmon resonance mediated metal-dielectric microcavity " Sriram Guddala, Vindesh K. Dwivedi, G. Vijaya Prakash and D. Narayana Rao, Journal of Applied Physics, 114 (2013) 224309 link

[55] " Two-step fabrication of R-PbI4(1-y)Br4y type light emitting inorganic-organic hybrid photonic structures " Shahab Ahmad and G. Vijaya Prakash, Optics Materials Express 4 (1),(2013) 101 link

[54] " Scandium ion doped Yttrium Oxide Transparent Ceramic from Nitrate Alanine microwave combustion synthesized nanopowders " Rekha Mann, Kiranmala Laishram, Renu Gautam, Suman Shakya, Neelam Malhan, Ceramics International, (2013) accepted link

[53] " Growth and tailoring of physical properties of Si quantum dots in a-SiNx:H matrix " Ravi Kumar Bommali, Sarab Preet Singh, G.Vijaya Prakash, Santanu Ghosh, P. Srivastava, Energy Procedia 41(2013),50-56 link

[52] " Optical properties of Tb3+ doped KLaF4 in cubic and hexagonal symmetries " Shahzad Ahmad, Subrata Das, R. Nagarajan and G.Vijaya Prakash , Optical materials 36(2)(2013) 396–401 link

[51] " Visible Red, NIR and Mid-IR emission studies of Ho3+ doped Zinc Alumino Bismuth Borate Glasses " Sk.Mahamuda, K.Swapna, P.Packiyaraj, A.Srinivasa Rao and G.Vijaya Prakash , Optical materials 36(2)(2013)362-371 link

[50] "Naturally self-assembled nano systems and their templated structures for photonic applications" K. Pradeesh, Nageswara Rao Kotla, Shahab Ahmad, Vindesh K. Dwivedi and G. Vijaya Prakash, Journal of Nanomaterials 2013, (2013), link

[49] "KCa4(BO3)3:Ln3+ (Ln=Dy, Eu, Tb) phosphors for near UV excited white-light-emitting diodes" A.A.Reddy, S.Das, A. Goel, R.Sen, R.Siegel, L.Mafra, G Vijaya Prakash, and J.M.F. Ferreira, AIP advances 3(2013) 022126 pdf

[48] "Synthesis, structural, thermal and optical studies of inorganic-organic hybrid semiconductors, R-PbI4 " K. Pradeesh, K. Nageswara Rao and G.Vijaya Prakash, Journal of Applied Physics 113 (2013) 083523 pdf

[47] "Direct deposition of inorganic-organic hybrid semiconductors and their template-assisted microstructures " V. K. Dwivedi, J. Baumberg and G. Vijaya Prakash, Materials Chemistry and Physics 137 (2013) 941 pdf

[46] "Photoconductivity and surface chemical analysis of ZnO thin films deposited by solution-processing techniques for nano and microstructure fabrication" V. K. Dwivedi, P. Srivastava and G. Vijaya Prakash, Journal of Semiconductors, 34(3) (2013)033001-5 pdf

[45] "Optical characterization of YAl3(BO3)4:Dy3+–Tm3+ phosphors under near UV excitation " G.V. Lokeswara Reddy, L. Rama Moorthy, P. Packiyaraj, B.C. Jamalaiah, Optical Materials 35(12) (2013) 2138pdf

[44] "Structural and photoluminescence studies of Eu3+ doped cubic Y2O3 nanophosphors " P. Packiyaraj, P. Thangadurai, Journal of Luminescence, 145 (2013) 997pdf

2012

[43] "Excitation dependent photoluminescence study of Si-rich a-SiNx:H thin films " Ravi Kumar Bommali, Sarab Preet Singh, Sanjay Rai, P Mishra, B R Sekhar, G Vijaya Prakash and P Srivastava, Journal of Applied Physics.112 (2012) 123518 pdf

[42] "Hexagonally Ordered KLaF4 Host: Phase Controlled Synthesis and Luminescence Studies " R. Nagarajan, Shahzad Ahmad, and G. Vijaya Prakash, Inorganic Chemistry. 51(2012)12748 pdf

[41] "Fabrication of excitonic luminescent inorganic-organic hybrid Nano and Microcrystals " Shahab Ahmad, J.J.Baumberg and G.Vijaya Prakash Scripta Materialia 67(2012) )834 pdf

[40] "Er3+ doped Phosphate glasses with improved gain characteristics for Broadband Optical Amplifiers " A.A. Reddy, S Surendra Babu and G.Vijaya Prakash Optics Communications, 285(2) (2012) 5364 pdf

[39] "Fabrication of excitonic luminescent inorganic-organic hybrid nano and microcrystals" Shahab Ahmad and G.Vijaya Prakash OSA Technical Digest (online), MPo.40 (2012) pdf

[38] "Influence of the annealing temperatures on the photoluminescence of KCaBO3: Eu3+ phosphor" A.A. Reddy, Subrata Das, Shahab Ahmad, Surendra Babu, J.M.F.Ferreira and G. Vijaya Prakash, RSC advances 2, (2012) 8768 pdf

[37] "Near white light emission from K+ ion compensated CaSO4:Dy3+,Eu3+ phosphors" Subrata Das, A.A. Reddy and G. Vijaya Prakash, Ceramic International 38(7)( 2012) 5769 pdf

[36] "Temperature-Induced Exciton Switching in Long Alkyl Chain Based Inorganic-Organic Hybrids" K. Pradeesh, J. Baumberg and G. Vijaya Prakash, Journal of Applied Physics 1111( 2012) 013511 pdf

[35] "Electro-optic studies in conventional and pure/ethanol mixed de Vries ferroelectric liquid crystals Electro-optic studies in conventional and pure/ethanol mixed de Vries ferroelectric liquid crystals" G. Singh, G. Vijaya Prakash, A. Choudhary & A.M. Biradar, Liquid Crystals 39( 2012) 185 pdf

[34] "Ion beam induced dissolution and precipitation of in situ formed Si-nanostructures in a-SiNx:H matrix"Sarab Preet Singh , Santanu Ghosh , G. Vijaya Prakash , Saif A. Khan, D. Kanjilal, A.K. Srivastava, Himanshu Srivastava, P. Srivastava, Nuclear Instruments and Methods in Physics Research B 276 2012) 51–55 pdf

2011

[33] “Strong green upconversion emission from Er3+-Yb3+co-doped KCaBO3 phosphor”, S. Das, A. A. Reddy and G. Vijaya Prakash, Chemical Physics Letters, 504 (2011) 206-210. pdf

[32] “Optical properties of highly Er3+ doped sodium-aluminium-phosphate glasses for broadband 1.5 μm emission”, A. A. Reddy, S. Surendra Babu, K. Pradeesh, C. J. Otton and G. Vijaya Prakash, Journal of Alloys and Compounds, 508 (2011) 4047-4052. pdf

[31] "Controlled emission from dye saturated single and coupled microcavities", V. K. Dwivedi, K. Pradeesh and G. Vijaya Prakash, Applied Surface Science, 257 (2011) 3468-3472. pdf

[30] "Optical properties of Dy3+-doped Sodium-Aluminium-Phosphate glasses" A. A. Reddy, M. Chandra Sekhar, K. Pradeesh, S. Surendra Babu and G. Vijaya Prakasha, J. of Mater.Sci., 46, (2011) 2018-2023. pdf

[29] "Synthesis and optical characterization of strong red light emitting KLaF4:Eu3+ nanophosphors" Subrata Das, A. A. Reddy, Shahzad Ahmad, R. Nagarajan, G. Vijaya Prakash, Chemical Physics Letters 508 (2011) 117–120 pdf

[28] "Controllable white light emission from Dy3+-Eu3+ co-doped KCaBO3 phosphor" S. Das, A. A. Reddy, S Surendra Babu, G Vijaya Prakash, Journal of materials science 46 (2011) 7770 pdf.

[27] “Strong-Coupling in Inorganic-Organic Hybrid Embedded Single and Coupled Metallic Microcavities”, K. Pradeesh and G. Vijaya Prakash, Journal of Nanoscience and Nanotechnology, 11 (2011)10715 .

[26] "Optical and Structural Features of Silicon-rich Hydrogenated Amorphous Silicon Nitride Thin Films", Sarab Preet Singh, Claudio J. Otón, P. Srivastava, Santanu Ghosh and G. Vijaya Prakash, J. of Nanoscience and Nanotechnology 11 (2011)10733 .

[25] "Evaluation of Phototherapy Devices Used for Neonatal Hyperbilirubinemia," Sreeram Subramanian, Mari Jeeva Sankar, Ashok K Deorari, Thirumurthy Velpandian, Pradeesh Kannan, Gaddam Vijaya Prakash, Ramesh Agarwal and Vinod K Paul, Indian Pediatrics, 48, (2011)689

2010

[24] “Synthesis, structure and optical studies of inorganic-organic hybrid semiconductor, NH3(CH2)12NH3PbI4”, K. Pradeesh, G. Sharachandar Yadav, Monika Singh and G. Vijaya Prakash, Materials Chemistry and Physics, 124 (2010) 44-47. pdf

[23] “Impact of thermal annealing on interfacial layer and electrical properties of a-SiNx:H/Si”, S. P. Singh, G. Vijaya Prakash, S. Gosh, S. Rai and P. Srivastava, Europhysics Letters, 90 (2010) 26002 pdf

[22] “Phase evolution and photoluminescence in as-deposited amorphous silicon nitride films" Sarab Preet Singh, P. Srivastava, S. Ghosh, S.A. Khan, Claudio J. Oton and G. Vijaya Prakash, Scripta Materialia, 63 (2010) 605-608 pdf

[21] "Anisotropic behavior of water in ferroelectric liquid crystals", G. Singh, A. Choudhary, G. Vijaya Prakash and A. M. Biradar, Physical Review E, 81 (2010) 051707 pdf

[20] “Homeotropic alignment of nematic liquid crystals with negative dielectric anisotropy”, G. Singh, G. Vijaya Prakash, A. Choudhary and A.M. Biradar, Physica B, 405 (2005) 2118-2121 pdf

[19] “Synthesis, Crystal Structure and Optical Properties of Quasi-One-Dimensional Lead (II) Iodide: C14H18N2Pb2I6”, K. Pradeesh, Monika Agarwal, K. Koteswara Rao, G. Vijaya Prakash, Solid State Sciences, 12 (2010) 95-98 pdf

[18] “KLaF4:Er an efficient upconversion phosphor”, Tyagi N, AA. Reddy, R. Nagarajan , Optical materials, 33 (2010) 42 pdf

2009

[17] “Strong Exciton-Photon coupling in Inorganic-Organic Multiple Quantum Wells Embedded Low-Q Microcavity”, K. Pradeesh, J.J. Baumberg and G. Vijaya Prakash, Optics Express 17 (2009) 22171 pdf

[16] “Exciton Switching and Peierls transitions in hybrid inorganic-organic self-assembled quantum wells”, K. Pradeesh, J.J. Baumberg and G. Vijaya Prakash, Applied Physics Letters 95 (2009) 173305 (This paper appeared in Virtual Journal of Nanoscale Science and Technology Nov 23, 2009, Vol 20, Issue 20. This is a multi-journal compilation of research in contemporary topical areas in the science and technology of nanostructured materials) pdf

[15] “In situ intercalation strategies for device-quality hybrid inorganic-organic self-assembled quantum wells”, K. Pradeesh, J.J. Baumberg and G. Vijaya Prakash, Applied Physics Letters, 95 (2009) 033309 pdf

[14] “Phase stabilization by rapid thermal annealing in amorphous hydrogenated silicon nitride film”, Sarab Preet Singh, P Srivastava, S Gosh, Saif Ali Khan and G. Vijaya Prakash, Journal of Physics:  Condensed Matter, 21 (2009) 095010 pdf

[13] “Structural and Optical Studies of local disorder sensitivity in natural organic-inorganic self-assembled semiconductors”, G Vijaya Prakash, K Pradeesh, R Ratnani, K Saraswat, M E Light and J J Baumberg, Journal of Physics D: Applied Physics, 42 (2009) 185450 pdf

2008

[12] “Optical and Structural Characterization of rapid thermal annealed non-stoichiometric silicon nitride film”, Sarab Preet Singh, P Srivastava, G Vijaya Prakash, M H Modi, Sanjay Rai and G S Lodha, Journal of Physics: Condensed Matter, 20 (2008) 335232 pdf

[11] “Molecular relaxation in homeotropically aligned ferroelectric liquid crystals”, G. Singh, G. Vijaya Prakash, S. Kaur, A. Choudhary, A. M. Biradar, Physica B, 403 (2008) 3316-3319 pdf

[10] “Optical Properties of Er3+ doped alkali chloro phosphate glasses for optical amplifiers”, K. Pradeesh, C.J. Oton, V. K. Agotiya, M. Raghavendra, and G. Vijaya Prakash, Optical Materials, 31 (2008) 155-160 pdf

[9] “Fabrication and Optoelectronic characterisation of ZnO photonic structures”, G. Vijaya Prakash, K. Pradeesh, Ashwani Kumar, S. Venugopal Rao, M. L. Markham, J. J. Baumberg, Materials Letters, 62 (2008) 1183-1186 pdf

2006

[8] “Pyramidal micromirrors for microsystem and atom chips”, M. Trupke, F. Ramires-Martinez, E. A. Curtis, J. P. Ashmore, S. Eriksson, E. A. Hinds, Z. Moktadir, C. Gollasch, M. Kraft, G. Vijaya Prakash and J. J. Baumberg, Applied Physics Letters, 88 (2006) 071116 pdf

[7] “Fabrication and Characterisation of Cdse photonic structures from self-assembly”, G. Vijaya Prakash, Rahul Singh, Ashwani Kumar, Rashmish K. Mishra, Materials Letters, 60 (2006) 1744-1747 pdf

2005

[6] “Control of topological defects in microstructured liquid crystal cells”, G. Vijaya Prakash, M. Kaczmarek, A. Dyadyusha, G. D’Alessandro and J. J. Baumberg, Optics Express, 13 (2005) 2201-2209 pdf

[5] “Strong exciton-photon coupling in a length tunable optical microcavity with J-aggregate Dye Heterostructures ”, C. E. Finlayson, G. Vijaya Prakash and J. J. Baumberg, Applied Physics Letters, 86 (2005) 041110 pdf

[4] “Vitrification of K3M2P3O12 (M= B, Al, Bi) NASICON type materials and electrical relaxation studies”, C. R. Mariappan, G. Govindaraj, S. Vinoth Rathan, G. Vijaya Prakash, Materials Science and Engineering B, 123 (2005) 63-68 pdf

[3] “Preparation, characterisation, ac conductivity and permittivity studies on vitreous M4AlCdP3O12 (M= Li, Na, K) system”, C. R. Mariappan, G. Govindaraj, S. Vinoth Rathan, G. Vijaya Prakash, Materials Science and Engineering B, 121 (2005) 2-8 pdf

[2] “Control of topological liquid crystal defects in microstructured cells”, G. D’Alessandro, G. Vijaya Prakash, M. Kaczmarek, A. Dyadyusha and J. J. Baumberg, Lasers and Electro-optic Europe: Conference 2005. CLEO/ Europe 2005, 570 pdf

[1] “Control of liquid crystal order by surface electric fields and microstructuring”, M. Kaczmarek, A. Dyadyusha, G. D’Alessandro, G. Gilchrist, G. Vijaya Prakash and J. J. Baumberg, Lasers and Electro-Optic Society, 2005, LEOS 2005. The 18th Annual Meeting of the IEEE. pdf

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Conferences ( incomplete list)

  1. Shahab Ahmad, Jeremy J. Baumberg and G. Vijaya Prakash; “Optoelectronic studies of inorganic-organic layered perovskites”, ICOOPMA-2014 27 July-1 Aug, 2014, (Sixth International Conference on Optical, Optoelectronic and Photonic Materials and Applications), University of Leeds, UK. (Oral presentation).
  2. R.K. Bommali, Nandlal Sharma, Shahab Ahmad, S. Ghosh, G. Vijaya Prakash, P. Srivastava “Tunable opto-electrical properties from partially phase separated a-SiNx:H thin films” ICOOPMA-2014: International Conference on Optical, Optoelectronic and Photonic Materials and Applications 27th July -1st August, 2014. (Oral presentation).
  3. “Template assisted growth of CdSexTe1-x photonic structures”, Suman Shakya and G.Vijaya Prakash, International conference on Fiber optics and photonics ( Photonics 2012) held at IIT Delhi, Dec 2012.
  4. “Fabrication of excitonic luminescent inorganic-organic hybrid nano and microcrystals,” Shahab Ahmad and G.Vijaya Prakash, International conference on Fiber optics and photonics ( Photonics 2012) held at IIT Delhi, Dec 2012. OSA Best poster Award.
  5. “ ZnO-Porous Silicon Nanocomposites for optoelectronic applications” V.K. Dwivedi, P. K. Kanaujia, P. Srivastava and G. Vijaya Prakash, International Conference on Recent Trends in Applied Physics & Materials Science, Bikaner, 01-02, Feb 2013.
  6. “Porous silicon based photonic structures for multi-functional sensors”, P. K. Kanaujia, Vindesh K Dwivedi, Shahab Ahmad and G. Vijaya prakash, DAE-BRNS National laser Symposium (NLS-21), 6-0th Feb 2013.
  7. Shahab Ahmad and G. Vijaya Prakash;“Inorganic-organic multiple quantum wells: From Fabrication to optoelectronic applications”, IUMRS-ICA 2013, 16-20 Dec, 2013, Indian Institute of Science, Bangalore, India. (Poster presentation)
  8. P. K. Kanaujia, Shahab Ahmad and G.Vijaya Prakash, “In-situ studies of intercalation dynamics in device-quality inorganic-organic semiconductor thin film fabrication”, International Union of Materials Research Societies-International Conference-in Asia- 2013 (IUMRS-ICA-2013) at Indian Institute of Science in Bangalore, India (Poster Presentation)
  9. P. K. Kanaujia, V.K. Dwivedi, Shahab Ahmad, M.C. Bhatnagar and G. Vijaya Prakash, “Environmental sensitivity detection from porous silicon photonic structures” in Internationalconference on Recent Trends in Materials and Devices (ICRTMD-2013), 16th-20th December 2013, Amity University, Utter Pradesh, India (Oral Presentation).
  10. R. K. Bommali, Nandlal Sharma, Shahab Ahmad, S. Ghosh, P. Srivastava, G. Vijaya Prakash “Si Rich Silicon Nitride: A Material with Tunable Opto-electrical properties”. IUMRS-ICA 2013: International Union of Materials Research Society of India-International conference of Asia, IISc Bangalore, 16th-20th December 2013. (Oral Presentation)
  11. Suman Shakya and G.Vijaya Prakash, “ Three dimensional photonic structures of PbO from self-assembled templates ” , at IUMRS-ICA 2013, held at IISc Bangalore, Dec 2013. (Poster presentation)
  12. Shahab Ahmad and G. Vijaya Prakash; “Inorganic-organic hybrid semiconductors: Fabrication and optoelectronic applications”, Focused discussion meeting on Metamaterials and Photonic Nanostructures, Indian Institute of Technology, Kanpur, India. (16- 17 Aug, 2013, Poster presentation)
  13. Suman Shakya and G.Vijaya Prakash, “ Photonic structures of mixed semiconductors from self-assembled templates ” , at Focused meeting on Metamaterials and Photonic Nanostructures, held at IIT Kanpur, Aug 2013. (Poster presentation)
  14. Shahab Ahmad, Jeremy J. Baumberg and G. Vijaya Prakash; “Structurally Tunable and Reversible Exciton Emission Switching Studies in Mixed Inorganic-Organic Hybrids”, Third International Conference on Multifunctional, Hybrid and Nanomaterials, Sorrento, Italy. (3-7 March-2013,Oral presentation)
  15. R. K. Bommali, S. Ghosh, G. Vijaya Prakash, S. A. Khan, D. Kanjilal and P. Srivastava “Swift Heavy Ion Irradiation induced modification in Si rich a-SiNx:H thin films”. ICNIB-2013: International Conference on Nano-structuring by Ion Beams.(Poster presentation )
  16. Shahab Ahmad, Jeremy J. Baumberg and G. Vijaya Prakash; “Inorganic-Organic Self-Assembled Quantum-Wells”, CFN-KIT Summer School on Nanophotonics 2012, Bad Herrenalb, Karlsruhe, Germany. (10-13 Sep-2012,Poster presentation)
  17. R. K. Bommali, S. P. Singh, S. Ghosh, G. Vijaya Prakash, S. A. Khan, D. Kanjilal and P. Srivastava. “Growth and Tailoring of physical properties of Si-QDs in a-SiNx:H films”. Energy-2012 International workshop on the modification and analysis of materials for future energy sources, Autonoma de Madrid, Spain 17th to 20th September 2012. (Oral presentation)
  18. V. K. Dwivedi, K. Pradeesh and G. Vijaya Prakash, "Dye impinged single and coupled porous silicon microcavities for enhanced and tunable photoluminescence " Hybrid Materials 2011, Strasbourg, France, Poster Presentation, 6th March to 10 th March 2011.
  19. Shahab Ahmad, I. Saikumar and G. Vijaya Prakash; “Strong Room-Temperature Exciton PL from Inorganic-Organic Hybrid Nano and Micro-crystals”, 2nd International conference on Advanced Nanomaterials and Nanotechnology, ICANN 2011, IIT Guwahati, Guwahati, India. (8-10 Dec-2011,Poster presentation) [Best Poster Prize].
  20. K. Pradeesh and G. Vijaya Prakash, “Strong exciton-photon coupling in layered perovskite embedded low- Q microcavity”, IEEE INEC 2010, Hongkong, Oral presentation, 3rd Jan 2010 to 8th Jan 2010.
  21. Sarab Preet Singh, C. J. Oton, P. Srivastava, S. Ghosh and G. Vijaya Prakash, “Optical and Structural feature of silicon-rich a-SiNx:H thin filim”, IEEE INEC 2010, Hongkong, China, Poster Presentation, 3rd Jan 2010 to 8th Jan 2010.
  22. G. Singh, G. Vijaya Prakash, A. Choudhary, and A. M. Biradar, "Homeotropic alignment of negative dielectric aniostropic nematic liquid crystals on untreated substrates", 17th National Conference on Liquid Crystal 2010, Veer Narmad South Gujrat University, Surat, Gujarat, India, Poster presentation, 15th Nov 2010 to 17th Nov 2010.
  23. G. Singh, A. M. Biradar, and G. Vijaya Prakash, " Electro-optical studies of low-Q Fabry-Perot microcavities infiltrated with gold nanoparticles mixed ferroelectric liquid crystals (GNPFLCs)", 17th National Conference on Liquid Crystal 2010, Veer Narmad South Gujarat University, Surat, Gujarat, India, Poster presentation, 15th Nov 2010 to 17th Nov 2010.
  24. K. Pradeesh, JJ Baumberg and G. Vijaya Prakash, “Strong exciton-photon coupling in low Q microcavity” ICOP 2009, Chandigarh, Poster Presentation, 30th Oct 2009 to 1st Nov 2009, page no. 279.
  25. G. Singh, A. M. Biradar, and G. Vijaya Prakash, "Investigation of randomization through optical transmission measurements in pure and ethanol doped de Vries ferroelectric liquid crystals”, 16th National Conference on Liquid Crystals 2009, University of Lucknow, Lucknow, India, Poster presentation, 26th Oct 2009 to 28 Oct 2009, Page no. 35.
  26. Sarab Preet Singh, P. Srivastava, S. Ghosh, and G. Vijaya Prakash, “Photoluminescence and Optical features of Hydrogenated silicon nitride thin films”, ICOP 2009, Chandigarh, Poster Presentation, 30th Oct 2009 to 1st Nov 2009, page no. 57.
  27. Sarab Preet Singh, P. Srivastava, G. Vijaya Prakash and S. Ghosh, “Evolution of Structural and Interfacial Properties of thermally annealed hydrogenated silicon nitride films”, IWPSD 2009, SSPL and Jamia Milia Islamia, Delhi, India, Poster Presentation, 15th Dec 2009 to 19th Dec 2009.
  28. G. Singh, A. Choudhary, G. Vijaya Prakash, and A. M. Biradar, “Enhancement in Optical Transmission intensity and tuning of Transmission spectrum in gold nanoparticles doped ferroelectric liquid crystals”, India-Japan Workshop on Biomolecular Electronics & Organic Nanotechnology for Environment Presentation (IJWBME2009), National Physical Laboratory, New Delhi, India (Poster Presentation), 17th Dec 2009 to 20th Dec 2009.
  29. K. Pradeesh, JJ Baumberg and G. Vijaya Prakash, “Room temperature excitons in hybrid organic-inorganic self-assembled Quantum Wells for strong-coupling experiments”, IEEE Photonics Global at Singapore, IPGC 2008, Poster Presentation, 8th Dec. 2008 to 11th Dec. 2008, Proceeding reference no. 4781357.
  30. K. Pradeesh, JJ Baumberg and G. Vijaya Prakash, “Room temperature excitons in hybrid Organic-inorganic self-assembled Quantum Well Heterostructure”, Fibre Optics and Photonics 2008, New Delhi, Poster Presentation, 13th Dec 2008 to 17th Dec. 2008, Page no. 468.
  31. V. Dwivedi, K. Pradeesh, P. Srivasatava, A. K. Agrawal, J.J. Baumberg, and G. Vijaya Prakash, “Fabrication and Photonics of ZnO nano and mesa architectures”, Fibre Optics and Photonics 2008, New Delhi, Poster Presentation, 13th Dec 2008 to 17th Dec. 2008, Page no. 378.
  32. Sarab Preet Singh, P. Srivastava, S. Ghosh, R. Greef, and G. Vijaya Prakash, “Large Changes in Optical constants by thermal-induced compaction in silicon rich silicon nitride films”, Fibre Optics and Photonics 2008, New Delhi, Poster presentation, 13th Dec 2008 to 17th Dec. 2008, Page no. 363.
  33. G. Singh, G. Vijaya Prakash, and A. M. Biradar, “Novelty of positive dielectric ferroelectric liquid crystals for photonic applications”, 14th National Conference on Liquid Crystal 2007, University of West Bengal, Silliguri, India, Poster Presentation, 17th Dec 2007 to 19th Dec 2007.
  34. Ashwini Kumar, K. Pradeesh, B. Viswanath, P. Srivastava and G. Vijaya Prakash, “Fabrication and Characterization of II-VI Semiconductor Photonic Structures” Proceedings of Eighth International Conference on Optoelectronics, Fiber Optics and Photonics, Photonics 2006, Dec 13-16, 2006.
  35. "Photonics 3D metal and Semiconductor nanostructures using templated self-assembly", Rahul Singh, Ashwani Kumar, Rashmish K. Mishra and G. Vijaya Prakash, Proceedings of International Conference on Optics and Optoelectronics ICOL 2005, Dehradun, India, 11-15th Dec. 2005.
  36. "Control of topological liquid crystal defects in microstructured cells", D’Alessandro, G; Prakash, G. V.; Kaczmarek, M; Dyadyusha, A; Baumberg, JJ; Lasers and Electro-Optics Europe, 2005. CLEO/Europe, 2005 Conference on, 12-17th June 2005, Page 570.
  37. "Control of Liquid Crystals order by surface electric fields and microstructuring", Kaczmarek, M; Dyadyusha, A.; D’Alessandro, G.; Gilchrist, G; Prakash, G. V.; Baumberg, J.J.; Lasers and Electro-Optics Society, 2005. LEOS 2005. The 18th Annual Meeting of the IEEE, Pages: 581-582.

 

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