Greg Wrobel Email & Phone Number

Simsbury, CT, US

North Andover, Massachusetts, US

North Andover, Massachusetts, US

-Project leader: Development of state of the art rechargeable battery and optical materials-Process development: Manufacturing of high performance ceramic powders and powder speroidization-Materials characterization: X-ray diffraction, scanning electron microscopy, energy dispersive spectometry, optical spectroscopy, optical microscopy, differential.

Storrs, CT, US

• R&D of prototype ceramic thermal barrier coatings processed via solution plasma spray
• Materials characterization: x-ray diffraction (XRD), computational analysis, and advanced electron microscopy techniques
• Developed methodology to produce proprietary chemical solutions for use in plasma spray with desirable evaporation characteristics and high metallic ion loading
• Key personnel on two submitted U.S. Department of Energy FY 2014 SBIR Grant Proposals

Storrs, CT, US

• Synthesis and characterization of commercially viable, sustainable and non-toxic hydroxystannate textile flame retardant coatings
• Characterized processing induced changes in morphology using scanning electron microscopy (SEM), energy dispersive x-ray spectrometry (EDS) mapping, x-ray diffraction (XRD), focused ion beam (FIB) processed.
• Systematically improved solution processing, minimized cost/waste and increased coating durability through chemical fiber surface modification, precursor choice, precursor concentration, reaction time and temperature
• Quantified flame retardant properties via cone calorimetry, NFPA and ASTM standardized testing on cotton, nylon and polyester textiles
• Exceed the performance of the leading commercial textile flame retardant
• Designed and implemented custom flame testing equipment to enhance reproducibility of the NFPA 705 testing standard

Storrs, CT, US

• 1. Materials Processing and Microstructures Laboratory2. Materials Characterization and Processing Laboratory
• Major class concepts include: microstructural characterization of heat treated steels and aluminum, fabrication of composites, hardness testing, tensile testing, compression testing, 3-point bend tests, fatigue and.
• Tasks include helping stimulating discussion, help with major class concepts and terms, teach and oversee equipment handling, and grading lab papers.

Storrs, CT, US

• R&D of solution synthesis of micro and nano zinc hydroxystannate single crystals on metallic, ceramic and semiconducting substrates
• Characterized hydroxystannate morphology, structure and thermal decomposition using scanning electron microscopy (SEM), energy dispersive x-ray spectrometry (EDS), transmission electron microscopy (TEM), TEM electron.
• Work showcased in the Nanotechnology Exhibit at the Connecticut Science Center, Hartford CT
• Proposed novel thermal decomposition technique to produce continuously variable band gap stannates for photovoltaics, for which our research group took on a postdoctoral researcher to pursue

Storrs, CT, US

• Evaluated material and processing techniques to optimize solution synthesis and electrical performance of zinc oxide nanorods
• Characterized nanorod morphology and structure using scanning electron microscopy (SEM), energy dispersive x-ray spectrometry (EDS), x-ray diffraction (XRD), transmission electron microscopy (TEM), sputter assisted.
• Helped design and assemble high-vacuum field emission testing system
• Designed and utilized custom field emission testing apparatus equipped with ceramic heater for in-situ thermal annealing
• Used LabVIEW software for automated data acquisition
• Studied physical and chemical degradation resulting from O2, N2 and H2 exposure, and high emission current via microscopy, Auger analysis, physical calculations and density functional theory calculations

Storrs, CT, US

• Non-destructively quantified the 9 elastic moduli of a 12” diameter orthotropic composite cylinder via compression and shear mechanical testing
• Designed and utilized custom mechanical testing adaptors to accommodate the cylindrical sample geometry
• Selected and assemble Omega® strain gauge equipment for dual data acquisition to confirm data reliability

Storrs, CT, US

• Preformed High Precision differential scanning calorimetry on near-stoichiometric BaTiO3 ferroelectric powders
• Scrupulous care taken to minimize user and experimental error with identical sample and reference masses and daily manual equipment calibration with NIST sapphire standard

Doctor Of Philosophy (Ph.D.), Material Science And Engineering

Master Of Science (M.S.), Material Science And Engineering

Bachelor Of Applied Science (B.A.Sc.), Material Science And Engineering