Talks
Research
Cover page articles:
"Metal–Organic Frameworks: A New Class of Lasing Materials: Intrinsic Stimulated Emission from Nonlinear Optically Active Metal–Organic Frameworks (Adv. Mater. 17/2017)", Raghavender Medishetty, Venkatram Nalla, Lydia Nemec, Sebastian Henke, David Mayer, Handong Sun, Karsten Reuter and Roland A. Fischer, Adv. Mater., Cover Picture 29 (17) (2017).
"Blue Liquid Lasers from Solution of CdZnS/ZnS Ternary Alloy Quantum Dots with Quasi-Continuous Pumping" Yue Wang, Kheng Swee Leck, Van Duong Ta, Rui Chen, Venkatram Nalla, Yuan Gao, Tingchao He, Hilmi Volkan Demir, and Handong Sun, Adv. Mater. 27 (1), 168 (2015).
"Meso-scale Self-assembly of Highly Luminescent Zinc Tellurite Nanoclusters" Sudip K. Batabyal, N. Venkatram, Ji Wei and Jagadese J. Vittal, Crystal Growth & Design, 9 (11), 4951-4956 (2009).
Research Activities Associated With:
Preparation and characterization of multi-exciton materials.
Preparation of nanoparticles (CdS, CdSe, Ag) by chemical routes method.
Nonlinear optical studies of CdS, CdSe, Au, Ag nanoparticles and Phthalocyanines.
Measurement of nonlinear optical properties of materials in thin films and solutions using the Z-scan technique, DFWM (both nanosecond and femtosecond lasers).
Fluorescence and absorption properties of the nanoparticles by irradiating with femtosecond laser and Au+ ion beam.
Two photon exited fluorescence, and thermal induced nonlinearities in the nanoparticles.
Optical limiting properties of the CdS, CdSe, Au, Ag nanoparticles and Phthalocyanines, Preparation of nanoparticles (CdS, CdSe, Ag) by chemical routes method.
Nonlinear optical studies of CdS, CdSe, Au, Ag nanoparticles and Phthalocyanines.
Measurement of nonlinear optical properties of materials in thin films and solutions using the Z-scan technique, DFWM (both nanosecond and femtosecond lasers).
Fluorescence and absorption properties of the nanoparticles by irradiating with femtosecond laser and Au+ ion beam.
Two photon exited fluorescence, and thermal induced nonlinearities in the nanoparticles.
Optical limiting properties of the CdS, CdSe, Au, Ag nanoparticles and Phthalocyanines.
Photocurrent from Graphene (EG) and Graphene Oxide (LEG) junctions, excited with 532 nm, 7 ns, 10 Hz laser.
Upconverted fluorescence of CdS nanoparticles exciting at 800 nm, 100 fs, 1000 Hz laser.
Upconverted fluorescence of CdSe nanoparticles exciting at 800 nm, 100 fs, 1000 Hz laser.
HRTEM of the CdS Nanocrystals
Nonlinear Scattering of the CdS nanoparticles
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