Gender

Male


Location

Singapore


Birthday:

April 10


I am...

Chemist, Physicist


My research field or area of interest innanotechnology

Nonlinear optical properties of Quantum dots


Interest in...

solar cells


Publication list

1. “Nonlinear absorption, scattering and optical limiting studies of CdS nanoparticles” N. Venkatram, M. A. Akundi, and D. Narayana Rao, Optics express13, 867-872 (2005). 2. “Nonlinear Optical Absorption and Switching Properties of Gold Nanoparticle Doped SiO2–TiO2 Sol–Gel Films” N. Venkatram, R. Sai Santosh Kumar, S. K. Medda, Sucheta De,Goutam De, and D. Narayana Rao,J. Nanosci. Nanotechnol.6, no.7, 1990–1994 (2006). 3. “Nonlinear absorption and scattering properties of cadmium sulphide nanocrystals with its application as a potential optical limiter” N. Venkatram, R. Sai Santosh Kumar, and D. Narayana Rao, J. Appl. Phys.100, 074309-1–8 (2006). 4. “In situ Synthesis of Metal Nanoparticles in Polymer Matrix and Optical Limiting Application” S. Porel, N. Venkatram, D. Narayana Rao, and T. P. Radhakrishnan, J. Nanosci. Nanotechnol,7, no.6, 1887–1892 (2007). 5. Optical Power Limiting in the Femtosecond Regime by Silver Nanoparticle –Embedded Polymer Film” S. Porel, N. Venkatram, D. Narayana Rao and T. P.Radhakrishnana, J. Appl. Phys.102, 033107-1– 6 (2007), 6. “Fluorescence enhancement of CdSe Q-Dots with intense femtosecond laser irradiation” D. Narayana Raoand, N. Venkatram, Journal of Fluorescence 17, 607–611 (2007). 7. “Size dependent multiphoton absorption and refraction of CdSe nanoparticles” N. Venkatram, R. Sathyavathi, and D. Narayana Rao, Optics express, 15, 12258-12263 (2007). (Virtual journal of medical opticsV-2, Issue-10, October , 2007 ). (Virtual journal of ultra fast science, V-6, Issue-9, September, 2007). 8. “Nonlinear optical and optical limiting studies of alkoxy phthalocyanines in solutions studied at 532 nm with nanosecond pulse excitation” N. Venkatram, S. Venugopal Rao, L. Giribabu, and D. Narayana Rao, Applied Physics B, 91, 149-156 (2008). 9. “Au+ ion-beam irradiation effects on Optical properties of CdSe and CdS quantum dots” N. Venkatram, T. Reddeppa, R. Sathyavathi, Umananda M Bhatta, P. V. Satyam, and D. Narayana Rao, Nuclear Inst. and Methods in Physics Research B, 266 (8) 1816-1819 (2008). 10. “Multi-photon absorption in CsLiB6O10 with femtosecond infrared laser pulses”Babu Reddy J. N., Vinayak B. Naik, Suja Elizabeth, H.L. Bhat, N. Venkatram, and D. Narayana Rao J. Appl. Phys.104, 053108 (2008), (Virtual journal of ultra fast science, V-7, Issue-10, October, 2008). 11. "Optical Limiting in Organic Molecular Nano/Microcrystals: Nonlinear Optical Effects Dependent on Size Distribution" A. Patra, N. Venkatram, D. Narayana Rao and T. P. Radhakrishnana, J. Phys. Chem. C, 112, 16269-16274 (2008). 12. “Femtosecond nonlinear optical properties of alkoxy phthalocyanines studied using Z-Scan technique”, N. Venkatram, D. Narayana Rao, L. Giribabu, and S. Venugopal Rao, Chem. Phys. Lett.464, 211-215 (2008). 13. "Influence of non-stoichiometric defects on nonlinear absorption and refraction in Nd:Zn co-doped lithium niobate" Babu Reddy J. N., Suja Elizabeth, H.L. Bhat, N. Venkatram, and D. Narayana Rao, Opt. Materials 31, 1022-1026 (2009). 14. "Ultrafast nonlinear optical properties of alkoxy-phthalocyanine nanoparticles investigated using Z-scan technique"S. Venugopal Rao, N. Venkatram, L. Giribabu, and D. Narayana Rao, J. Appl. Phys.105, 053109 (2009). 15. "Phase-Selective Synthesis of CuInS2 Nanocrystals" Sudip K. Batabyal, Lu Tian, N. Venkatram, Wei Ji and Jagadese J. Vittal, J. Phys. Chem. C, 113, 15037-15042 (2009). 16. "Meso-scale Self-assembly of Highly Luminescent Zinc Tellurite Nanoclusters" Sudip K. Batabyal, N. Venkatram, Ji Wei and Jagadese J. Vittal, Crystal Growth & Design, 2009. 17. "Optical-Limiting Properties of Oleylamine-Capped Gold Nanoparticles for Both Femtosecond and Nanosecond Laser Pulses" Lakshminarayana Polavarapu, N. Venkatram, Wei Ji, and Qing-Hua Xu , ACS Applied Materials & Interfaces, 2009.


Researchgroup, Institute, University, School, Company name

NUS


Researchgroup, Institute, Company, University, School webpage

https://nvram20.googlepages.com


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