Andrew Harken

Andrew D. Harken
Post-Doc Research Scientist

Research Interests

Radiation detector physics
Microbeam technologies
Material properties research and applications

Contact Information

Andrew Harken, Ph.D.
RARAF
Center for Radiological Research
Nevis Laboratory, Columbia University
136 S. Broadway
Irvington, NY 10533

Tel: (914) 591-9244
Fax: (914) 591-9405
email: adh2121@columbia.edu

Academic Training

Undergraduate: B.Sc. in Physics, University of Northern Iowa, 1999

Graduate: M.Sc. in Mechanical Engineering (Materials Science), University of Nebraska-Lincoln, 2002

Ph.D. in Chemical and Materials Engineering, University of Nebraska-Lincoln, 2006

Professional Experience

2007-present: Post-Doctoral Research Scientist, Center for Radiological Research, Columbia University, NY
2006: Engineering Consultant, Advanced Diamond Technologies, Romeoville, IL

Select Publications Online

Some papers are available online in PDF format, which requires Adobe Acrobat Reader. (Acrobat Reader is free and can be downloaded here: )

A.D. Harken, B.W. Robertson. Comparative modeling of performance limits of solid state neutron detectors based on planar B-rich capture layers. J. of Phys. D 39(23): 4961-4968, 2006. [PDF]

A.N. Caruso, P.A. Dowben, S. Balkir, Nathan Schemm, Kevin Osberg, R.W. Fairchild, Oscar Barrios Flores, Snjezana Balaz, A.D. Harken, B.W. Robertson, J.I. Brand. The all boron carbide diode neutron detector: Comparison with theory. Mat. Sci. and Eng. B 135(2): 129-133, 2006. [PDF]

C.Lundstedt, A.Harken, E.Day, B. Robertson, S.Adenwalla. Modelling Solid State Boron Carbide Low Energy Neutron Detectors. Nuc. Intr. And Meth. A 562(1): 380-388, 2006. [PDF]

A.D. Harken, E. Day, B. Robertson, S.Adenwalla. Boron Rich Semiconducting Boron Carbide Neutron Detector. Jap. J. Appl. Phys., 44(1A): 445-446, 2005.

L. Bernard, J. Monson, A. Sokolov, Zong-Yang Liu, C.-S. Yang, P.A. Dowben, A. Harken, P. Welsch, B.W. Robertson. Magnetoresistance in boron carbide junctions. Appl. Phys. Let., 83: 3743-3745, 2003.

B.W. Robertson, S. Adenwalla, A. Harken, P Welsch, J.I. Brand, P.A. Dowben, J.P. Claassen. A class of boron-rich solid-state neutron detectors. Appl. Phys. Let., 80: 3644-3646, 2002. [PDF]

S. Adenwalla, P. Welsch, A. Harken, J.I. Brand, A. Sezer, B.W. Robertson. High temperature boron carbide/n-silicon carbide heterojunction diodes. Appl. Phys. Lett., 79: 4397-4399, 2001. [PDF]

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