Battery Engineer

• Aug 2022 - Present

Research Associate

• Dec 2020 - Jul 2022

Next-generation high energy Li battery with holey graphene-based stabilized ultrathin Li anode and high voltage electrolyte• Developed holey graphene stabilized ultrathin Li anode to avoid Li dendrite formation and improve cycling stability• Developed thick high-capacity coated cathode material (NMC materials) to improve the energy density• Developed high voltage electrolyte to improve cell's cycle life and Coulombic EfficiencySafe, high energy, long-life solid-state ultracapacitors• Developed nitrogen-doped graphene electrodes to improve the capacitance of the device• Developed solid-state gel polymer using ionic liquid to avoid the leakage of liquid electrolyte and mitigate the self-dischargeNext-generation Internal Nanohybrid Battery-Capacitor single energy storage cell• Developed nanohybrid cathode material and pre-lithiated anode material to provide high capacitance/capacity at high current rate• Designed and developed hybrid electrolyte to provide high ionic conductivity and high electrochemical stability windowRechargeable Zn-air battery for electric vertical takeoff and landing aircraft• Developed and optimized advanced cathode and water-in-salt electrolyte materials to improve zinc utilization rate Show less

Senior Research Assistant

• Oct 2017 - Dec 2020

All solid-state Li-ion battery with high energy density and high safety.• High performance solid electrolytes preparation (Li9.6P3S12, Li7P3S11, Li9.54Si1.74P1.44S11.7Cl0.3, Li10GeP2S12, etc.)• Develop advanced core-shell cathode and anode materials• Swagelok cell fabrication for all solid-state Li-ion battery• Pouch cell fabrication for all solid-state Li-ion battery• Preliminary safety evaluation of all solid-state Li-ion batteryAll solid-state lithium-metal oxide cell for ICD and CRT-D devices, which can save lives, minimize suffering, and reduce costs.• Develop high capacity nanostructured cathode• Demonstrate capability of solid electrolyte to protect against lithium cluster formation/growthSafe cost-effective deep eutectic solvent (DES)-based electrolytes together with graphene-based electrodes with high energy density and power density over a wide temperature range (-45°C-75°C).• Optimization of Deep Eutectic Solvent (DES) Compositions• Measurements of Physical Properties (Freezing Point, Viscosity, Hydrophobicity)• Measurements of Electrochemical Properties (Ionic Conductivity, Electrochemical Stability Window)• Fabrication and Testing of Graphene-based Supercapacitors Show less

Graduate Research Assistant

• Sep 2015 - Aug 2017

Novel design and synthesis of nanocarbon materials for energy storage device applications (Supercapacitor/Li-air battery) • Nanocarbon materials synthesis: carbon nanotubes, graphene, graphene oxide, high BET surface area carbon material. • Synthesized and characterized electrode nanomaterials by using various of material characterization techniques (XRD, FTIR, BET, TGA, XPS, SEM, TEM) • Hand-on experience assembling supercapacitor/batteries, using electrochemical workstations and Arbin battery station • Designed 3D-printed all solid-state supercapacitor by using carbon materials (graphene oxide, carbon nanotubes) Show less

Tour Guide

• Jun 2016 - Oct 2016

Tour guide in the Buffalo Area including downtown Buffalo, Niagara Falls and Toronto. Tour guide in the Buffalo Area including downtown Buffalo, Niagara Falls and Toronto.

Undergraduate Research Assistant

• Jun 2014 - May 2015

Fabrication of membranes with excellent permeability and gas selectivity for CH4/CO2 by adding ionic liquids • Designed and built Constant Volume/Variable Pressure System • Membrane samples tests by using different material characterization techniques Fabrication of membranes with excellent permeability and gas selectivity for CH4/CO2 by adding ionic liquids • Designed and built Constant Volume/Variable Pressure System • Membrane samples tests by using different material characterization techniques

Program Coordinator

• Jun 2013 - Aug 2013

Helped to organize center's activities Helped to organize center's activities

Research Assistant

• Jun 2011 - Sep 2011

Researched, translated and helped to analyze how the Asian American education affect in the different districts Researched, translated and helped to analyze how the Asian American education affect in the different districts