• Career motivated, good adaptability, a self-starter, and a good team player with a keen eye for details. Eleven years of multidisciplinary research experience. Good experience of working on academic and industrial research projects. Hands-on experiences with modern material characterization and analytical tools. Developed coupled TGA-thermo-Raman spectroscopy for in situ monitoring of the thermal processes. A simple green chemistry approach of ultrasound assisted coating of thermolabile substrate (paper) with metal oxide nanoparticles (ZnO, TiO2) without the aid of binders is also developed (Patent pending). Developed a green and energy economic process to coat and/or impregnate nanomaterials into wood imparting it antibacterial, anti-termite and fire retardancy property (Patent pending).
Presently working on dye/quantum dots sensitized Solar Cells as clean alternative energy. Capable of independent research and also have experience of supervising Ph.D. and master students projects. Have excellent English language skills to compile scientific proposals and research papers. Sound knowledge of computer applications in research activities. 44 Scientific publications and 12 under review/under preparation.

ZnO based dye sensitized solar cells and its hybrid combination for improved conversion efficiency.
4] May 2007-March 2008, Postdoctoral Research Scholar, Nevada Nanotechnology Center, University of Nevada, Las Vegas, USA.
i) Setting Nanomaterials Chemical Synthesis Laboratory
ii)Electrochemical process for synthesizing porous alumina templates and growing metal/semiconducting materials (ZnO, CdTe) into the porous alumina templates.
iii) Developed a green and energy economic power ultrasound based treatment process to coat and/or impregnate nanomaterials into wood imparting it antibacterial, anti-termite and fire retardancy property. This work has potential significance considering the increased emphasis on “Green” chemistry and the fact that wood is most reliable and widely used construction material in the US.
5]Jan. 2004-Apr. 2007, Postdoctoral Research Associate, Dept. of Chemistry, National Tsing Hua University, Taiwan. Green chemistry and biomimetic synthesis of nanoparticles for analytical and biomedical applications.
i) Biological synthesis of metal (silver and gold nanoparticles, nanoprisms and nanorods) and magnetic nanoparticles intended for analytical and biomedical applications (disease diagnosis and hyperthermia of cancer cells). Surface-modification of magnetic nanoparticles with semiconductor based photocatalyst and adsorbents for dechlorination of wastewater and analytical separation, respectively.
ii) Design and development of photoreactor (capable of working day and night) and semiconductor based photocatalysts for CO2 reduction (artificial photosynthesis).
iii) Developed for the first time a simple green chemistry approach of ultrasound assisted coating of paper/cotton fibers with metal (silver) and metal oxide nanoparticles (ZnO, TiO2) without the aid of binders (Patent pending). Nanoscale coatings or thin films of ZnO and TiO2 are viewed with great interest for their potential applications as substrates for functional coatings, optical communications (security-papers), portable energy, sensors, and photocatalytic wallpaper with antibacterial activity. Paper and cotton fibers coated with ZnO, TiO2, and silver nanoparticles were found to possess antibacterial activity and might find potential applications in suites for 21st century to combat bioterrorism.
iv) Use of combined effect of supercritical CO2 and sonication in improved photoresist stripping process.
v) Handled and resolved the analytical problem put forth by Taiwan salt company on investigation of the contaminants in salt obtained as byproduct during polymer synthesis process.
6] Sept. 2000-Dec. 2003, Ph. D. Research Scholar, Dept. of Chemistry, National Tsing Hua University, Taiwan. Synthesis of metal and metal oxide nanoparticles of industrial and technological importance, their characterization using analytical and material characterization techniques.
i) In situ monitoring of thermal processes during the synthesis of metal oxide nanoparticles using coupled TGA-thermo-Raman spectroscopy and thermo-TOF-SIMS.
ii) Processing of CNTs and synthesis of metal nanoparticles in supercritical water.
iii) Synthesis and processing of CNTs, protein-CNT interactions, and prevention of protein aggregation. The role of CNTs in preventing TFE induced aggregation of protein (h-FGF) was investigated with the intention of developing artificial molecular chaperones. This has potential implications against amyloid diseases and in nanoparticle-based drug design.
iv) Separation and analysis of carbohydrates and proteins from seeds obtained at different maturation stages using electrospray ionization (ESI-MS) and MALDI-TOF mass spectrometry.
v) ESI-MS based methodology for analysis of carbohydrates. Using alkali metal salts for stable adduct ion formation. Effect of acidic, basic, and neutral pH of the sample on ionization and detection was also investigated.
vi) Contributed in development of analytical methodologies using chemical ionization GC-MS (introduced novel tetrahydrofuran and furan as new CI reagents).
vii) Developed thermogravimetric analysis based simple method for estimation of stickiness in raw unprocessed cotton used in textile mills to get first hand information of the quality of cotton.
7] Oct. 1998-Aug. 2000, Research Assistant, Dept. of Chemistry, National Tsing Hua University, Taiwan.
i) Monitoring of structural, compositional changes, and phase transformations using thermo-Raman spectroscopy. Further, simultaneous measurement of electrical properties and structural information was also successfully achieved.
ii) Investigated phase transition and dielectric properties of pure and doped BaTiO3 having potentials applications in DRAM.
iii) Investigated thermal and laser induced structural transformations in MoO3 using thermo-Raman spectroscopy.
iv) Investigated in situ monitoring of structural, compositional changes, phase transformations and dielectric properties of different sodium phosphate salts in dynamic thermal process using thermo- Raman spectroscopy.
8] Jun. 1997-May 1998, M. Sc. projects under the guidance of Dr. D. G. Naik in Agarkar Research Institute, Pune, India.
i)Synthesis and characterization of martius yellow and its derivatives.
ii) Developed analytical method for quantitative analysis of dyes in effluent water. This work was supported by Dia-ichi Karkaria Chemical Industry Ltd., Pune, India.
9] Jan. 1996-May 1996, Chemist in Central Pigment Testing Laboratory (CPTL) of Sudarshan Pigments and Chemical Industry Ltd., Pune, India.
i) Work involved analysis and testing of physical and photochromic properties of pigments used in oil paints, textiles, plastics, rubber, oil bond, distempers etc.

---

---

Some Links

Experimental Techniques

Education\Experience

Award

Publication

International And National conference