POSTER SESSION – 2,

 

DEC. 20, 2001,

 

TIME 14.15 – 16.15

 

 

 

CONTRIBUTED PAPERS

 

Category 1 :           Physics and Technology of Lasers

 

 

  1. An Experimental Study of Dynamics of Pulse Formation in Negative Feedback Mode-Locked Laser

J. Jayabalan, Asha Singh, S.M. Oak

 

  1. Simulation of Tunable DBR Laser Diodes

P. Kannan, M. Ganesh Madhan, P.R. Vaya

 

  1. An Alternative Method to Determine Fractional Heat Load in Solid State Laser Material : Application to Nd3+ doped YVO4 Crystal

Pranab K. Mukhopadhyay, Jogy George, K. Ranganathan, S.K. Sharma, R.K. Jain, K.K. Pant, T.P.S. Nathan

 

  1. Effect of Absorbed Pump Power on Output Beam Quality of  Monolithic Microchip Lasers

Pranab K. Mukhopadhyay, K. Ranganathan, Jogy George, G. Mundra,

T.P.S. Nathan

 

  1. Effect of Nd3+ Concentration on CW and Pulsed Performance of Fiber-Coupled Diode Laser Pumped Nd:YVO4  Laser at 1064nm

Pranab K. Mukhopadhyay, Jogy George, K. Ranganathan, S.K. Sharma,  

Praveen Gaure, T.P.S. Nathan

 

  1. Heavy Water as Solvent for High Power Dye Lasers

Sucharita Sinha, A.K. Ray, S. Kundu, S. Sasikumar, S.K.S. Nair, T.B. Pal, K. Dasgupta

 

  1. Enhancement of Output Power in a 5kW Transverse Flow CW CO2 Laser to 10kW Level

C.P. Paul, Harish Kumar, T. Reghu, P. Bhargava, A.K. Nath

 

  1. A Programmable Power Supply for 3kW Transverse Flow CW CO2 Laser

T. Reghu, P. Choudhary, M.O. Ittoop, V. Mandloie, A.K. Nath

 

  1. Control Unit for High Power CO2 Laser Power Supply

M.O. Ittoop, P. Choudhary, T. Reghu, A.K. Nath

 

  1. Design of a Super-Gaussian Graded Phase Mirror Resonator for High Power CW CO2  Laser

A.K. Biswas, A.K. Nath

 

  1. On-line Laser Power Measurement and Beam Axis Alignment using Laser Beam Analyzer

Jai Khare, M.O. Ittoop, S. Munuswamy, A.K. Nath

 

  1. On Design and Performance Evaluation of a High Mass Low -Pressure Gas Flow System for Fast Axial Flow Carbon Dioxide Laser

Shailesh Kumar, S.K. Sarkar

 

  1. A Simple Sequential Arc Type Preioniser for TE GAS Lasers

J. Padma Nilaya, Dhruba J. Biswas

 

  1. Modeling of Laser Induced Dielectric Breakdown in Generating Two-Frequency Short CO2 Laser Pulse

Akshaya K. Nayak, Venkatachari Parthasarathy, Sisir K. Sarkar

 

  1. Long Term Operation and Gas Lifetime Studies of High Average Power TEA CO2 Laser

Manoj Kumar, Chintan Gupta, A.K. Nath

 

  1. Design and Development of Optical Resonator for 5 Kg/sec Combustion Driven Carbon  Di-Oxide Gas Dynamic Laser.

A.K. Shrivastava, R.K. Tyagi, K. Rawal, V.P. Pande, K.S. Jindal

 

  1. Design and Development of Mirror Isolation System for Combustion Driven Carbon Di-Oxide Gas Dynamic Laser

A.K. Srivastava, N.K. Arya, B. Agrawal, S. Goel, K.S. Jindal

 

Category 2 :           Laser Materials, Devices & Components

 

  1. Phonon Sideband Analysis of Eu3+ Doped Glasses

Gin Jose, Vinoy Thomas, Gijo Jose, P.I. Paulose, N.V. Unnikrishnan

 

  1. Effect of Pressure on the Fluorescence Lifetimes of Eu3+ : Lithium Borate Glass

C.K. Jayasankar, K. Ramanjaneya Setty, P. Babu, Th. Troster, W.B. Holzapfel

 

  1. Growth and Characterization of Nonlinear Optical Single Crystal - meta nitroaniline (mNA)

S. Boomadevi, R. Dhanasekaran

 

  1. Crystal Growth and Characterization of a Semiorganic NLO Material : Zinc Cadmium Thiocyanate

S. Dhanuskodi, P.A. Angeli Mary, S. Manikandan

 

  1. Synthesis Growth and Laser Damage Studies of 3-Methyl-4-Nitro Pyridine-1-Oxide (POM) Crystals

A.K. Satsangi, Rashmi Rai, C.D. Pande, K.N. Srivastava

 

  1. Influence of Solvent on Excited State Characteristics of  Bio-Dyes

Sharma V.K., Sahare P.D., Ghoshal S.K., Pandey A, Mohan D.

 

  1. Study of Coumarin-450 by Nitrogen Laser Excitation

D.S. Ahlawat, A.K.Sharma, R.D. Singh

 

  1. Side Illumination Fluorescence Studies in Dye Doped Polymer Waveguide

Geetha K., Pramod Gopinath, K.P. Unnikrishnan, Thomas Lee S., C.P.G. Vallabhan, V.P.N. Nampoori, P. Radhakrishnan

 

  1. Synthesis, Characterization and Stability of PbS Nanoparticles

T.S. Dhami, Vijaya Shukla, A.K. Srivastava, S.M. Oak

 

  1. X-ray Absorption Spectroscopic Analysis on Gallium Nitride Powder

M. Senthil Kumar, K. Asokan, R. Dhanasekaran, J. Kumar.

 

  1. Studies on Correlation of Damage Threshold with Scattering at a Point for Sol-gel Coated Optics

A.S. Joshi, R. Pareek, S. Patwa, Shashi Gupta, P.K. Biswas

 

Category 3 :           Laser Based Instrumentation

 

  1. PC Based Data Acquisition Unit for Photo Thermal Deflection Spectroscopy

M.S. Ansari, C.P. Navathe, A.S. Joshi, M.P. Kamath, M.N. Kumbhare, A.P. Kulkarni, R.K. Bhat

 

  1. Data Acquisition Circuitry for CCD Based Laser Micrometer

Mandar Joshi, Viraj Bhanage, Sendhil Raja S., A.G. Bhujle

 

  1. CPLD Implementation of High speed Counters for Laser Scanner Based Precise Metrological Applications

K.M. Khare, M.R. Jathar, K. Aneesh, A.G. Bhujle

 

  1. Temperature Controller for Diode Laser

Mandar Joshi, Viraj Bhanage, P.P. Deshpande, A.G. Bhujle

 

  1. Data acquisition and Control System(DACS) for COIL

Mainuddin, R. Rajesh, Gaurav Singhal, R.K. Tyagi, A.L. Dawar

 

  1. A PC Controlled System for Spectral Studies

H.S. Vora, Vijay Shukla, S.M.Oak

 

  1. Wavelength Scan Drive for Monochromator

M.R. Jathar, A.G. Bhujle

 

  1. Micro-Controller based Energy Monitoring Unit for Repetitively Pulsed Laser

S. Nigam, G.S. Solanki, C.P. Navathe

 

Category 4 :           Fibre Optics, Communication & Integrated Optics

 

  1. Dynamics of Polarization and Double - Well Duffing Oscillator in Birefringent Fiber

K. Senthilnathan, K. Porsezian

 

  1. Soliton Pulse Compression in Nonuniform Birefringent Fibers

D. Vijay, Emmanuel Muthiah, K. Porsezian

 

  1. Analysis and Applications of Soliton Collisions

R. Gayathri, K. Porsezian.

 

  1. Optical Array Generator using Interferometry

A.S. Patra, Alika Khare

 

  1. Pulse Propagation in Nonlinear Distributed Feedback Structures

M. Saravanapriya, K. Porsezian

 

Category 5 :           NIL

 

Category 6 :           Nonlinear Optics

 

  1. Femtosecond Pulse Propagation in Semiconductor Quantum Well Waveguides

Sheetal Kapoor,  Pranay K. Sen

 

  1. Study of Second Harmonic Generation in Polyazomethine Ether

R. Trivedi, P. Sen, J.T. Andrews, P. Jain, P.K. Dutta, P.K. Sen

 

  1. Third Harmonic Generation of Super Gaussian Nd:YAG Laser

R. Sundar, K. Ranganathan, Jogy George, P. Shryner, S.C. Vishwakarma, T.P.S. Nathan

 

  1. Nature of Two-photon Resonant Nonlinearity of  Fluorescein Doped  Boric Acid Glass

Bhanu P. Singh, T. Kundu, Parinda Vasa

 

  1. Second Molecular Hyperpolarizability of Inorganic Mixed Metal Clusters

Bhanu P. Singh, T. Kundu, S. Chatterjee, Parinda Vasa

 

  1. Numerical Simulation of Mode-locking Through Cascaded Second Order Nonlinear Optical Interaction

P.K. Datta, S. Mandal

 

  1. Degenerate Four Wave Mixing in Some Metal Phthalocyanines

K.P. Unnikrishnan, V.P.N. Nampoori, C.P.G. Vallabhan

 

  1. Non-linear Optical studies in Samarium Phthalocyanine Doped Poly methyl methacrylate using Nano Second Pulses

Binoy Paul, K.P. Unnikrishnan, Pramod Gopinath, Reji Philip, V.P.N. Nampoori, C.P.G. Vallabhan

 

Category 7 :           NIL

 

Category 8 :           Laser Spectroscopy

 

  1. Spectral Selectivity Calculations for Multi-step Photoionization of Calcium Atoms using Narrow-Band Lasers

A.K. Pulhani, G.P. Gupta, B.M. Suri

 

  1. Analysis of Experimental Measurements for Two-Step Photoionization of Barium Atomic Vapour

G.P. Gupta, A. Majumder, P.T. Kathar, V.K. Mago

 

  1. Methyl Torsional Potential of 1-Methyl-2(1H)-Pyridinimine

B. Pradhan, Bhanu P. Singh, T. Kundu

 

  1. Polarization Dependence of Saturated Absorption Spectra of Cs

Santa Chawla, Sarika Pugla, B.K. Roy, A. Sen Gupta

 

  1. Photon-Induced Electron Transfer from Zinc Tetraphenylporphin to Potassium Ferricynide : Evidence from Resonance Raman Spectroscopy

G.S.S. Saini, A.L. Verma

 

  1. Photo-induced Diacid Products of Octaethylporphin Probed by Resonance Raman and Absorption Techniques

H.H. Thanga, A.L. Verma

 

  1. Dynamics of Phase Transitions in a Liquid Crystal Probed by Raman Spectroscopy

A. Bhattacharjee, P.R. Alapati, A.L. Verma

 

Category 9 :           Laser Plasma Interaction

 

  1. Interferometry Coupled with Doppler's Effect for Laser Produced Plasma

Alika Khare

 

  1. Photodetachment of Negative Ions by Intense Laser Fields

Sarita Vig , D. Mathur, M. Krishnamurthy

 

  1. Liquid Droplets in Intense Laser Fields

M. Anand, Sarita Vig, D. Mathur, M. Krishnamurthy

 

  1. Measurement of Velocity of Laser Driven Shock Wave through Thin Aluminium Targets

L.J. Dhareshwar, N. Gopi, C.G. Murali, N.K. Gupta

 

  1. Dependence of Ion Density Distribution on Ionization and Recombination Coefficients for Laser Produced Carbon Plasma

A. Chowdhury

 

  1. Effect of Dielectronic Recombination on Ly- and He- Line Intensity Ratio of Laser Produced Carbon Plasma

A. Chowdhury

 

Category 10 :         Applications of Lasers in Biology & Medicine

 

  1. Photodynamic Inactivation of HeLa and COLO cells using Two-Photon Excitation of MC-540 by Pulsed Nd:YAG Laser

     S.K. Mohanty, M. Sharma, P.K. Gupta

 

  1. Light Scattering Studies of Edible Fats

     N. Ghosh, A. Datta, P.K. Gupta

 

  1. Effects of Scatterer Size on Polarization Gated Optical Imaging

     N. Ghosh, M. Awasthi, B.N. Singh, P.K. Gupta, S.K. Majumder

 

  1. Polarization Memory of Scattered Light

     N. Ghosh, P.K. Gupta, S.K. Majumder, B.N. Singh

 

  1. In Vivo Fluorescence Studies on the Accumulation of Various Photosensitizers in Fibrosarcoma Bearing Mice

      A. Dube, M. Sharma, A.Tiwari, P.K. Gupta

 

  1. Photodynamic Inactivation of Human Breast Carcinoma Cells (MCF-7) using Chlorin P6 , a  Photosensitizer Prepared from Chlorophyll-A

     A. Tiwari, A. Dube, P.K. Gupta

 

  1. Percutaneous Ablation of Osteoid Osteoma using Nd: YAG Laser

      Gupta A.K., Joseph S., Bejoy Thomas, Kapilamoorthy T.R., Jayasree R.S.

 

  1. PLDD- Clinical Experience and Long Term Follow up

      A.K Gupta, S. Joseph, B. Thomas, N.K. Bodhey, R.S. Jayasree

 

  1. The Effect of Combination of He-Ne Laser and Nd:YAG Laser and 5-Aminolevulinic Acid on Solid Tumor in Mice

     R.S. Jayasree, P.V. Mohanan,  A.K. Gupta

 

Category 11 :         Applications of Lasers in Material Science

 

  1. Thermal Diffusivity of Substrate of Two Layer System using Photoacoustic Technique

     Sajan D. George, P. Radhakrishanan, V.P.N. Nampoori, C.P.G. Vallabhan

                        

  1. Observation of Mid Band Gap Photoconductivity in Sputter-Deposited CdS-ZnO Nanocomposite Thin Films

     Parinda Vasa, B.P. Singh, Praveen Taneja, Pushan Ayyub

 

  1. Measurement of Diffusion Length in CdS-ZnO Nanocomposite Thin Film by using Photo-Carrier Grating Technique

Parinda Vasa, B.P. Singh, Praveen Taneja, Pushan Ayyub

 

  1. Magneto-Optic Trap for Rubidium Atoms

V.B. Tiwari, H.S. Rawat, S.R. Mishra, D.K. Arzare, S. Singh, S.C. Mehendale

 

Category 12 :         Applications of Lasers in Industry, Defence & Atmospheric Pollution                                          Monitoring etc.

 

  1. Development of a Volumetric Controlled Powder Feeder for Laser Material Deposition

C.P. Paul, M.O. Ittoop,  P. Bhargava, A.K. Nath

 

  1. Effect of Laser Processing Parameters on Multi-layer Overlapped Metal Deposition using Wire Feeder

C.P. Paul, A.K. Nath

 

  1. Wood Cutting with CO2 Laser

B. Tirumala Rao, R. Sridhar, A.K. Nath

 

  1. Cutting of Mild Steel with Pulsed CO2 Laser

B. Tirumala Rao, R.K. Sinha, A.K. Nath

 

  1. Micro Hardness Characterization of Laser Alloyed Ni-Cr-Fe Coating on 316L SS

M. Jamal Mohamed Jaffar, D. Sastikumar, R. Jagdheesh, R. Kaul, A.K. Nath

 

  1. Laser Surface Treatment of 316L Stainless Steel with Ni-Cr-Si

S. Kumaresan, D. Sastikumar, R. Jagdheesh,R. Kaul, A.K. Nath

 

  1. Improvement of Surface Hardness of 316L SS with Ni-SIC by Laser Surface Alloying

R. Jagdheesh, D. Sastikumar, R. Kaul, A.K. Nath

 

  1. Laser Surface Alloying of A1-12Si Aluminum Alloy with Fe-Ni-Cr

D. Sastikumar, N. Ravi, R. Kaul, A.K. Nath

 

Category 13 :                  NIL

 

Category 14 :                  NIL