Meet our applications specialists

Karuppanan Sekar

Director of Technical Marketing

As Director of Technical Marketing for Phoenix, Sekar specializes in semiconductor and solar markets, medical isotope production, explosive detection, aerospace, military and other industrial applications.

Sekar holds a M.S in Physics from Dept of Nuclear Physics, Madras University and and a PhD in Physics from Institute of Physics, a National Lab in India.

As a Humboldt Fellow in Germany, he worked on developing materials for detectors that are used in space for European Space Agency Program and as a post-doc at University of Virginia he studied the icy surfaces of Jupiter’s icy moon Europa using ion irradiation.

He has more than 30 years of experience in the use of ion-implants for semiconductor applications, has published more than 70 papers in international journals and books, and delivered more than 80 presentations at scientific conferences.

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Evan Sengbusch


Since joining Phoenix in 2012, as the VP of Business Development Evan has increased the variety and size of Phoenix’s revenue sources and has drastically expanded Phoenix's market reach. Evan holds a BS in Physics and Mathematics from the University of Iowa, an MS and PhD in Medical Physics, and an MBA in Technology Management from the University of Wisconsin-Madison. Evan has extensive experience with computational modeling, ion beam transport simulations, and particle accelerator design. He has also worked in the venture capital industry evaluating technologies in the physical and life sciences and has served as a consultant for several technology development firms.

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Katie Rittenhouse

Director of Sales

Katie joined Phoenix in January of 2017 to assist in business development efforts for Phoenix’s commercial particle accelerators and neutron generators for use in applications such as: neutron radiography, semiconductor processing, IED detection, radiation survivability testing, materials analysis and nuclear materials calibration and detection. 

Katie holds a BS in Physics from Hillsdale College where she worked on deep space astrophotography techniques.

Prior to her work at Phoenix Katie worked in additive manufacturing, medical imaging, custom computing and industrial preventative maintenance.

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Contact Us

Give us a call or send us an email and we'll show you that we live, sleep, and moderate neutrons. 

Our Office

2555 Industrial Drive
Monona, WI 53713

(608) 210-3060

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