SUMMARY:

• Mechanical Engineering professional with extensive years of hands - on experience with building and testing thermal fluidic and micro-fluidic systems
• 5 years’ experience in research & development of medical devices (aerosols drug delivery system and microfluidics system) and smart surfaces (anti-biofouling, self-clean, anti-fog and anti-icing)
• 5 years’ experience in CAE analysis tools: proficient in 3D modeling and 2D drawing software: SolidWorks, Pro/E, and AutoCAD, and FEA software: ANSYS and SolidWorks Simulation
• 5 years’ experience in design and hands-on experience in microfabrication (400+hour’s hands-on experience in clean room and machine shop)
• Excellence in communication (experience in exhibiting and introducing new technologies in ToxExpo held by Society of Toxicology, and discussing with physicians and neonatologists for user needs and design input considerations), technical writing (published 9 top peer-reviewed journal papers and filed 3 US/PCT patents), and presentation skills (poster presentation ; effectively collaborated with co-workers from multi-disciplines; a self-motivated, detail oriented, and fast learner in a quickly changing environment and strong interdisciplinary problem solving capability

SKILL:

Engineering Tools: Skilled in Pro/E, SolidWorks, ANSYS, HyperOpt, AutoCAD, L-Edit

Programming/Math: C, MATLAB, Mathematica, Origin

Skilled in: traditional manufacture in machine shop, micro/nano fabrication, micro-structure/particles characterization (i.e. SEM, XRD, AFM, Spectrophotometer, Cascade Impactor, Contact Angle Analyzer)

WORK EXPERIENCE:

R&D Scientist/Engineer

Confidential, Escondido, CA

Responsibilities:

• Development of a new uncloggable nozzle technology and a new aerosol concentrator for generating respirable aerosols
• Developed and optimized a novel aerosol drug generation and delivery system, nozzle and concentrator technologies (filed 3 US Patent Applications) aiming to deliver surfactant aerosols for treating Respiratory Distress Syndrome (RDS/ARDS)
• Evaluated the existing technologies; built and validated a theoretical and a numerical (SolidWorks flow simulation) model to explain, analyze, design and optimize a new aerosol drug generation and delivery system and device-patient interfaces
• Development of the design (drawings, prototypes), specifications (bill of materials), identification of manufacturers, negotiation with manufacturers to get designed components for SUPRAER (a laboratory version) manufactured
• Hands-on experience on assembling, testing and validating the new aerosol drug delivery system Development of SUPRAER-Clinic (ARDS) and SUPRAER-Mini (neonatal RDS) with on-demand mode
• Redesigning SUPRAER as a compact device with on-demand mode and pressure-assisted functionality suitable for the delivery of medicinal aerosols in a clinical setting, including that of an intensive care unit
• Built a numerical (SolidWorks flow simulation) model to explore the pressure distribution in the drug delivery system interfaced with patients and to determine how to control the aerosolization process; quickly prototyped and experimentally validated the design
• Designed and built any necessary testing and calibrating instruments/setups (i.e. capillary viscometer, mass flow meter calibration system, flow leakage testing setup, etc.)
• Familiar with design controls and risk management in compliance with ISO 14971, establishing a quality system based on the rules in 21 CFR Part 820 and ISO 13485, documenting user needs, design input, design output, and verification.
• Responsible for multiple functions in a private, non traditionally funded start-up including R&D, preclinical study, intellectual property, NIH grant preparation

Research Assistant

Confidential, Arlington, TX

Responsibilities:

• Development of self-propelled or applied-pressure-assisted fluid/droplet manipulators
• Designed structures and geometric parameters on the basis of the flow patterns (simulated in Fluent) and pressure distribution (calculated by theoretical models)
• Independently finished the detailed design (SolidWorks and Pro/E), fabrication of the prototype (over 400 hours hands-on microfabrication experiences in cleanroom), test, and data analysis (Origin, Matlab) of two novel microfluidic devices that manipulate fluid/droplet
• Investigated effects of wetting property of the surface with micro/nano-structures or thin film coatings, and fabricated various surfaces (i.e. micro channels, micro pillars, and thin film) with smart functions (anti-biofouling, self-clean, superhydrophobicity, superhydrophilicity, anti-fog and anti-icing surface) to optimize the fluid/droplet manipulator
• Gained experience of working with semiconductor materials like ZnO and Si, polymers like SU-8, PMMA, PDMS and PEEK
• Developed the good communication, paper writing (published 9 top peer-reviewed journal papers), and presentation skills

Teaching Assistant

Confidential, Arlington, TX

Responsibilities:

• Guided undergraduate students in the Computer Aided Design course to finish the course project (i.e. Bicycle, hand drill, etc.) from modeling the parts, load estimates, stress analysis to the kinematic analysis (motion simulation in SolidWorks)
• Instructed graduate students in the Finite Element Method course
• Collaborated with engineers in Qingdao Automotive (Locomotive) Factory to install stress sensors and perform stress, strain and fatigue tests for the wheel set, frame, and body of 300 km/h high speed passenger locomotive
• Estimated the CAD model and performed FEA (ANSYS) to optimize the stability and vertical stiffness of depressed center flat car