Ravi Dey

About Ravi Dey

1) Experience in process-device integration and project management for 14nm finFET CMOS FEOL with specialization in fin patterning and high-K/metal process integration for high volume manufacturing2) Experience in cost reduction strategy by process modification and lean methodology adoption for CMOS process without compromising quality of wafers.3) 6+ years experience in plasma technology (PE- CVD, LP-CVD & HDP), ceramic and metallic coatings, surface science and engineering, thin film metrology, thermal spray, corrosion technology and advanced characterization tools.4) Expertise in corrosion of thermally sprayed (HVOF) materials for hexavalent chrome replacement for aerospace,high radiation material confinement, automotive and ocean applications.5) Plasma diagnostics, large area diamond like carbon (DLC) coating deposition and property optimization (low surface energy, low roughness, high refractive index), non-destructive characterization of coatings with interaction of light with matter for high radiation, automotive and medical device application.6) Industrial internship project on wear resistant and failure of multi arc plasma deposited TiN ceramic coatings at high temperature for cutting tools, automotive industry applications.

Experience

1. Semiconductor Process Development Engineer

   First Solar

   Jan 2016 — Present · Perrysburg, OH, US

   1) Complete HVM metrology project life cycle for thin-film solar cell on glass: Project initiation to closure for SPC in HVM environment, MSA to qualify tool as per AIAG ANOVA guidelines for linearity, Bias, GRR, and P/T.2) Lead metrology projects for front and back contact material concentration (PPM/PPB) determination for solar panels using LA-LIBS-ICPMS/ WDXRF with RSD and GRR<5%. 3) Successfully conceptualized and installed first-of-a-kind customized LASER-Ablation -LASER Induced Breakdown Spectroscopy-Inductive Coupled Plasma Mass Spectroscopy (LA-LIBS-ICPMS) for dopant concentration determination and Voc control on a full large glass panel for HVM application.4) Develop metrology for glass stress and compressive layer thickness measurement using optical method for reliability.5) Develop in-house and inexpensive inline contactless sheet resistance measurement based on Eddy current for conductive glass thin film for quality and electrical performance for ultra size glass panel.6) Lead inline contactless hybrid solution for handheld XRF and ellipsometry for conductive thin film on glass for electron collection application on ultra size glass panel.7) Develop project schedule and scorecard for vendor selection, pre -delivery demonstration, in house equipment delivery and handover delivery to manufacturing unit.8) Develop business case for metrology technique selection for present and future establishment of solar panels based on metric of cost of ownership, technical capability, service availability, general application, environment and safety considerations.9) Develop lean methodology for efficient metrology for WDXRF/ ICPMS/ ICPOES thereby reducing scrapping of solar panels generated during back contact metrology.10) Understand sources of variation from process integration and measurement tool, and drive relevant activities for minimizing variation.

Education

• Stony Brook University

  Masters, Materials Science and Engineering

  2008 — 2011

• Savitribai Phule Pune University

  Master of Science (MSc), Physics

  1999 — 2001

• Stony Brook University

  Doctor of Philosophy (PhD), Materials Science and Engineering

Skills

• Design of Experiments
• Corrosion
• Reliability
• Finishing Project on Time and Budget
• Characterization
• Materials Science
• Failure Analysis
• Spectroscopy
• Thin Films
• Spc
• Semiconductor Process Integration
• Project Management
• Nanotechnology
• Physics
• Scanning Electron Microscopy
• Surface Chemistry
• Tem
• Engineering
• Doe-Jmp Analysis
• Afm
• Renewable Energy
• Cvd
• Powder X-Ray Diffraction
• Materials
• Science
• Electrochemistry
• Coatings
• Nanomaterials
• Surface