Current Facility Staff

peter eschbach

Peter Eschbach, Facility Director


Peter has been working with electron beams and or lasers/optics since 1985   He started out his profesional career in lasers and optics at Pacific Northwest National Laboratory in 1990 and then moved to Hewlett Packard in 2001 to work in failure analysis with both optical and electron microscopes.   His specialty is SEM FIB prep, having honed his skills under the tuteledge of Ron Kelley (now with FEI) and Randy Burgess (HP).  Randy and Ron learned under Dual beam pioneers like Bob Marshall, and Walt Park all retired HP employees.  Peter is also a graduate of the Lehigh STEM course (taught by Chris Keily, Mashashi Watanabe, and Alynn Eades). The EDAX EBSD course (taught by Stewart Wright) and the Gatan EELS and EFTEM course (taught by Ray Twesten).  Pete has a broad backgrhound in Materials Science and Physics ultimately earning his Ph.D. while attending night school at WSU Tri Cities in 2002.  Thesis was under Professor Larry Olsen and centered on device physics and characterization of Copper Indium di Selenide Solar Cells. 

Teresa Sawyer, Instrument Manager

Teresa received a Bachelor's of Science degree in Horticulture from Oregon State University in 1989. She has been a Senior Faculty Research Assistant at OSU since 1997.  Between 2003-07 she did coursework in electron microscope and completed an apprenticeship in electron microscopy with Al Soeldner. She attended Lehigh University's Lehigh Microscopy School for additional training with scanning electron microscopy and x-ray energy spectrometry. Teresa was Facility Manager at the OSU Electron Microscopy Facility from 2008-2010.  Teresa's expertise is Ultra Microtome and also Auto Slice n View as well as biological preparation of plant materials and biological materials.