•Serving as subject matter expert (SME) in material characterization, focused on nanoindentation and quartz crystal microbalance (QCM) adsorption.•Applying a variety of separation techniques, such as filtration, ultrafiltration (UF), ion exchange, centrifuge etc., to remove the impurities or narrow particle size distribution of slurry formulations.•Managing toll manufacturing projects with several suppliers to scale up products to 500 KG batch size. •Key achievements: Successfully… Show more •Serving as subject matter expert (SME) in material characterization, focused on nanoindentation and quartz crystal microbalance (QCM) adsorption.•Applying a variety of separation techniques, such as filtration, ultrafiltration (UF), ion exchange, centrifuge etc., to remove the impurities or narrow particle size distribution of slurry formulations.•Managing toll manufacturing projects with several suppliers to scale up products to 500 KG batch size. •Key achievements: Successfully Utilized AFM indentation to study the phase separation degree, domain size, and mechanical property. Developed QCM protocol to evaluate particle loading on polymer surface. Show less

•Directed various joint development projects with industrial partnerships (Sartomer, COIM, Dymax, Covestro etc.) on the development of acrylate oligomers used for additive manufacturing process.•Led a R&D team focused on fundamental chemistry of UV-curable resins and delivered structure-to-properties transfer functions. Determined the formulation routes for numerous product designs.•Key achievements: Published the transfer functions for the structure-property relationships on UV-curable… Show more •Directed various joint development projects with industrial partnerships (Sartomer, COIM, Dymax, Covestro etc.) on the development of acrylate oligomers used for additive manufacturing process.•Led a R&D team focused on fundamental chemistry of UV-curable resins and delivered structure-to-properties transfer functions. Determined the formulation routes for numerous product designs.•Key achievements: Published the transfer functions for the structure-property relationships on UV-curable resins. Successfully reduced the pad wear rate from 10X to 3X while maintaining the key CMP performance. Show less

•Led Micron SON Pad/Slurry Combo project on the development of next generation CMP pads. Co-designed the crucial pad material parameters with slurry team to optimize the CMP performance.•Served as the project lead on the evaluation of additive manufacturing process (3D printing) of UV curable materials used in CMP pad platform. •Directed and mentored lab research associates in experiment design and sample preparation.• Key achievements: Successfully introduced three products in pad… Show more •Led Micron SON Pad/Slurry Combo project on the development of next generation CMP pads. Co-designed the crucial pad material parameters with slurry team to optimize the CMP performance.•Served as the project lead on the evaluation of additive manufacturing process (3D printing) of UV curable materials used in CMP pad platform. •Directed and mentored lab research associates in experiment design and sample preparation.• Key achievements: Successfully introduced three products in pad portfolios (U5980, U6390, U6400) >$20M revenue. Developed Gen 2 TSU polishing pads for high oxide removal rate in 3D NAND applications, reach 15% removal rate improvement in 4 months. Proved 3D printing feasibility and completed evaluation in 4 months (two months ahead of the targeted timeline). Show less

•Effectively managed Samsung Logic 7nm NRD project with Samsung R&D engineers to continuously improve the current products.•Served as the technical lead for new product introduction (NPI) on U5890 pad. Managed the NPI progress and timeline. Provided solutions to problems from raw materials to final products. •Key achievements: Listened to customer’s CTQs and improved current POR products to meet the requirements in 3 months. Published material characterization methods to leverage the… Show more •Effectively managed Samsung Logic 7nm NRD project with Samsung R&D engineers to continuously improve the current products.•Served as the technical lead for new product introduction (NPI) on U5890 pad. Managed the NPI progress and timeline. Provided solutions to problems from raw materials to final products. •Key achievements: Listened to customer’s CTQs and improved current POR products to meet the requirements in 3 months. Published material characterization methods to leverage the transfer functions on CMP performance and be able to explain complex CMP mechanism. Show less

•Led Tungsten (W) Buff project for removal rate and defectivity improvement on the current products. •Key achievements: Modified existing products to achieve customer’s requirements in 3 months. Created empirical equations to estimate TPU foam properties, which significantly reduced the try-and-error experiments. Developed a mathematical model to predict the pore size and porosity of polishing pads through solid state foaming (CO2 foaming). Both save cost and time.

•Responsible for the research proposal/plans, design/perform experiments, analyze results, and prepare technical reports. Ensuring compliance with established protocols and research parameters.•Directly supervised undergraduate research assistants in experiment design and paper preparation.•Serviced as the laboratory manager for disposition of hazardous waste, maintenance of high temperature furnaces and analytical equipment, training on lab safety and equipment operation. •Key… Show more •Responsible for the research proposal/plans, design/perform experiments, analyze results, and prepare technical reports. Ensuring compliance with established protocols and research parameters.•Directly supervised undergraduate research assistants in experiment design and paper preparation.•Serviced as the laboratory manager for disposition of hazardous waste, maintenance of high temperature furnaces and analytical equipment, training on lab safety and equipment operation. •Key achievements: Successfully synthesized Thermal Protection System (TPS) samples (>12″ x 12″ in lab scale first time) using polymer derived ceramics (PDC) in a year. Developed an infiltration process of phenolic resin in porous ceramics to enhance the ablative performance. Show less

•Responsible for the fiber-based micro- and nanofluidics project. Achieved the goal using electrospun fibers as medical/bio sensors to probe microdroplets and optimized their wetting and wicking properties. Materials library includes PVDF, PLGA, PEO, PAN, CA, PMMA, and Alginate etc.•Directly supervised undergraduate research assistants in experiment design and paper preparation.•Key achievements: Invented a Wick-In-A-Tube technique to characterize permeability of porous nanofiber yarns,… Show more •Responsible for the fiber-based micro- and nanofluidics project. Achieved the goal using electrospun fibers as medical/bio sensors to probe microdroplets and optimized their wetting and wicking properties. Materials library includes PVDF, PLGA, PEO, PAN, CA, PMMA, and Alginate etc.•Directly supervised undergraduate research assistants in experiment design and paper preparation.•Key achievements: Invented a Wick-In-A-Tube technique to characterize permeability of porous nanofiber yarns, butterfly proboscis, and to diagnose sickle cell disease. Developed superhydrophobic coating based on PVDF/PGMA fibers and characterization of the surface energy of porous and rough surfaces. Published protocols to evaluate the surface energy of diverse materials such as woven fabrics, nonwoven nanofiber webs, electrospun yarns, single nanofiber, porous and rough surfaces. Show less

•Served as a Product Line Engineer, accountable for the operational chain from raw materials quality, machining and assembly, and final products packaging.•Responsible on the design and modification of mechanical parts by CAD drawing. •Key achievements: Proficiently modified delay powders of M204A2 Fuzes to achieve delay time for hand grenades (Delivered 20,000 EA/year); Developed statistical analysis to analyze the sensitivity of pyrotechnics (Bruceton method); Managed and developed… Show more •Served as a Product Line Engineer, accountable for the operational chain from raw materials quality, machining and assembly, and final products packaging.•Responsible on the design and modification of mechanical parts by CAD drawing. •Key achievements: Proficiently modified delay powders of M204A2 Fuzes to achieve delay time for hand grenades (Delivered 20,000 EA/year); Developed statistical analysis to analyze the sensitivity of pyrotechnics (Bruceton method); Managed and developed new pyrotechnics for various applications (3 technical papers were internally published). Show less