Waste Assay

IDM-200-V Performance Data
NPL Report IR 30 - NPL Nuclear Industry Proficiency Test Exercise 2012 (September 2013)

Performance of a HPGe System for Surface and Container Measurements
Timothy R. Twomey, ORTEC; Ronald M. Keyser, Software and Information Services. (Waste Management Conference February 2013)

Proposed Figure of Merit for Evaluating the Performance of Radiation Waste Measurement Systems
Ronald M. Keyser and Timothy R. Twomey, ORTEC; Neil A. Webster and Michael D. Belbot, Thermo Fisher. (ICEM September 2011)

Radiological Performance of an Automated HPGe Assay System for Bulk Containers of Decommissioning Waste Intended for Free Release
Timothy R. Twomey, Ronald M. Keyser, and Davide Sacchi, ORTEC; Giuseppe Merlino and Paolo Grignani, EL-SE S.r.l.; Gianluigi Migliore, Nunzia Radatti and Sabrina Romani, Sogin S.p.A. (INMM July 2010)

Improved Algorithm for Close Geometry Characterization of Waste Using Gamma-Ray Spectroscopy
Xiaoqin J. Guo, Richard C. Hagenauer, and Ronald M. Keyser, ORTEC (IECM October 2009)

Establishing an ISOCART Measurement Station to Meet Government Burial Regulations for Radioactive Material
Rich Hagenauer (April 2009)

Benchmarking ORTEC ISOTOPIC Measurements and Calculations
R.A. Dewberry, V.R. Casella, and R.A. Sigg, Savannah River National Laboratory and N.N. Bhatt, Savannah River Site Analytical Laboratories (September 2008)

New Algorithms for the Analysis of Waste Characterization
Xiaoqin J. Guo and Richard C. Hagenauer, ORTEC (INMM July 2007)

Measurement PDP Drums Using Program Isotopic
R. Hagenauer, ORTEC and D. Mercer, LANL (February 2007)

Performance of a Portable Electromechanically Cooled HPGe Detector for Site Characterization
R.M. Keyser and R.C. Hagenauer, ORTEC (April 2006)

Using the ORTEC ISO-CART and ISOTOPIC Software for In Situ Gamma Spectroscopy Measurements of Bulk Samples
Rich Hagenauer, ORTEC - Feb. 2006

Comparison of Gamma Ray Nondestructive Assay Measurement Techniques
March 2005

MDA Values for Isotopic (ISOPLUS) Systems
Rich Hagenauer, ORTEC - Sept. 2004

Performance of Transmission Corrected High Resolution Gamma Assays in a Nuclear Fuel Fabrication Facility
Richard T. Kimura, AREVA (Presented at WM'04 Conference March 2004)

Holdup Measurement System 4 (HMS4) - Automation and Improved Accuracy
S.E. Smith (ORNL), K.A. Thompson (Y-12), J. Malcom and P.A. Russo (LANL) (2004)

The Evaluation of Program Isotopic to Nondestructively Quantify Uranium and Plutonium Samples at the Joint Research Center in Ispra, Italy
R. Hagenauer, ORTEC; P. Funk, Inst. of Nuclear Protection and Safety, Fontenay-Aux-Roses, France; P. Schillebeeckx and M. Thornton, Joint Research Center (ESARDA, May 2003)

Performance of a Multi-Spectrum Assay System for Large Containers
R. Keyser, T. Twomey, R. Hagenauer, ORTEC (Presented at ESARDA, May 2003)

A Portable HPGe System for Measuring Contaminated Soils and Floors
Richard Hagenauer, PerkinElmer Instruments-ORTEC (Spectrum 2000)

Practical Solutions to Radioactive Waste Characterization
R.M. Keyser, T.R. Twomey, EG&G ORTEC and R. Hagenauer, Lockheed Martin Energy Systems (1999 ESARDA Conference)

Intercomparison of In Situ Gamma Ray Spectrometers
K.M. Miller, P. Shebell, M.A. Monetti, and G.A. Klemic, Environmental Measurements Laboratory, U.S. D.O.E.; R. Venkataraman and E. Fisher, Canberra Industries; D.G. Scoggins, EG&G ORTEC; S.H. Faller and B. Moore, Office of Radiation and Indoor Air, U.S. E.P.A.; R.T. Reiman, D.G. Keefer, and B. Gilmartin, Yankee Atomic Electric Co. (Radioactivity and Radiochemistry, Vol. 9, No. 4, 1998)

Calibration Factors for Ge Detectors Used for Field Spectrometry
I.K. Helfer and K.M. Miller, EML (1988)