Developing next generation safe Lithium-ion batteries.

Developing next generation safe Lithium-ion batteries.

Electrochemical Energy Storage Joint Center for Energy Storage Research (JCESR)> New materials and technologies for Li-ion and Redox flow batteries. > High voltage electrolyte development for Li-ion batteries.> Capacity auto-balance in Li-ion batteries through internal additives.

All solid Li-ion polymer batteries. Material design and synthesis. o Designed, synthesized and characterized new organic materials (polymer electrolytes/diblock co-polymer separators/ binders/single ionic conductors/small molecule additives) for next generation high-voltage high-energy lithium-ion batteries.o Worked on multiple projects simultaneously involving identification and synthesis of efficient polymer electrolytes and polymer additives including scale-up (multi Kg scale) of lead polymers.o Worked on synthesis and optimization of electrolyte and block co-polymer separator for room temperature (~25 C) operable fully solid Li ion battery.o Collaborated with engineering team to determine Li-ion conductivity and stability of polymer films.o Successfully synthesized variety of polyamines, polyamides, polyureas, variety of polyacrylates, polyolefins (polystyrene, polybutadiene, etc.), (thermally/UV curable) polyesters, polyepoxides (epoxy) etc., by utilizing various polymerization techniques such as polycondensation, anionic, cationic, ring-opening, free radical (ATRP, RAFT, NMP, etc), ROMP, etc.o Purified small molecules and polymers by various crystallization, distillation, precipitation and chromatography procedures. o Utilized advanced purification and characterization techniques such as Combiflash, NMR, GC-MS, Uv-Vis, FTIR, GPC, TGA, DSC, etc.o Co-lead in inventory maintenance and acquisition of new instruments and their maintenance.

o Design, synthesis and characterization of poly-conjugated small molecules and polymers.o Developed an efficient method for the synthesis of cyclopenta-fused polycyclic aromatic hydrocarbons (CP-PAH). o Synthesized and characterized CP-PAH based fully conjugated low-bandgap small molecules and polymers for applications in organic electronics such as field-effect transistors (OFETs), organic photovoltaics (OPVs) and organic light-emitting diodes (OLEDs).o Solved complex scientific problems encountered in route selection, design, synthesis, purification and structural determination of organic compounds.o Improved stability of materials by studying structure-property relationships.o Worked on surface modification of silicon substrates to make polymer/small molecule thin films. Thin film deposition by drop casting, dip coating, spin coating and high vacuum thermal evaporation. Etching. Cleaning. Semiconductor device fabrication and measurement. o Designed and synthesized novel anti-cancer derivatives of Niclosamide in collaboration with Dr. Knako Hayashi, Department of Physiology for improved bioavailability and were biotinylated for protein binding analysiso Trained 4 undergraduate students and a high school student under NSF-REU undergraduate research program and summer training program.o 6 publications in high impact journals including Jr. Amer. Chem. Soc and Angew. Chem. Int. Ed.INDEPENDENT PROPOSAL: Diazulene Based Non-Alternant AromaticsCourses:Synthetic Organic ChemistryStructure and ReactivityMechanistic Organic ChemistryAnalytical SpectroscopyFluorescence SpectroscopyIntroduction to Analytical SeparationsAdv Topics in Biological ChemistryMentoring Experience:Trained undergraduate researchers (5) including 3 REU (NSF) program students and a high school student.Teaching:Head Teaching Assistant, Southern Illinois University 2012 -2014Organic Chemistry Laboratory-I & II

Developed novel synthetic methods for the preparation pyrrolo(1,2-a)pyrazine, pyrrolo (1,2-a)quinoxalines, benzothiazoles, n-aryl pyrroles and β-amino ketones and characterized these materials for drug discovery in collaboration with a biochemistry lab.

Analyzed chemistry patents for original claims and inventions and coded them accordingly with markush structures for Web of Science.