• 107 Citations
  • 5 h-Index
20092019

Research output per year

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Research Output

2019

Accuracy of methods for reporting inorganic element concentrations and radioactivity in oil and gas wastewaters from the Appalachian Basin, U.S. Based on an inter-laboratory comparison

Tasker, T. L., Burgos, W. D., Ajemigbitse, M. A., Lauer, N. E., Gusa, A. V., Kuatbek, M., May, D., Landis, J. D., Alessi, D. S., Johnsen, A. M., Kaste, J. M., Headrick, K. L., Wilke, F. D. H., McNeal, M., Engle, M., Jubb, A. M., Vidic, R. D., Vengosh, A. & Warner, N. R., Feb 2019, In : Environmental Science: Processes and Impacts. 21, 2, p. 224-241 18 p.

Research output: Contribution to journalArticle

13 Scopus citations

Neutron activation analysis of ancient Italian tile samples

Johnsen, A. M., Durrant, C. B. & Ünlü, K., Dec 1 2019, In : Journal of Radioanalytical and Nuclear Chemistry. 322, 3, p. 1529-1535 7 p.

Research output: Contribution to journalArticle

2018

Assessment of Modern Silicon Photomultiplier Radiation Hardness in a Nuclear Security Context

Wonders, M. A., Johnsen, A. M., Davison, C. C., Cheng, S., Chichester, D. L. & Flaska, M., Nov 2018, 2018 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8824704. (2018 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2018 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations
2017

Holmium for Use in Cancer Therapy

Shi, Y., Johnsen, A. M. & Di Pasqua, A. J., Nov 2 2017, In : Comments on Inorganic Chemistry. 37, 6, p. 281-300 20 p.

Research output: Contribution to journalReview article

1 Scopus citations
2015

Reactor production of 64Cu and 67Cu using enriched zinc target material

Johnsen, A. M., Heidrich, B. J., Durrant, C. B., Bascom, A. J. & Ünlü, K., Jul 8 2015, In : Journal of Radioanalytical and Nuclear Chemistry. 305, 1, p. 61-71 11 p.

Research output: Contribution to journalArticle

15 Scopus citations
2013

A non-aqueous reduction process for purifying 153Gd produced in natural europium targets

Johnsen, A. M., Soderquist, C. Z., McNamara, B. K. & Fisher, D. R., Jan 1 2013, In : Applied Radiation and Isotopes. 82, p. 158-165 8 p.

Research output: Contribution to journalArticle

3 Scopus citations

Characterization of Italian tile samples using comparative neutron activation analysis

Johnsen, A. M., Durrant, C. B. & Ünlü, K., Jan 1 2013, In : Transactions of the American Nuclear Society. 109, PART 1, p. 71-73 3 p.

Research output: Contribution to journalConference article

Radiochemistry education and research programs at the Pennsylvania State University

Johnsen, A. M. & Unlu, K., Jan 1 2013, In : Transactions of the American Nuclear Society. 108, p. 295-296 2 p.

Research output: Contribution to journalConference article

2012

Advances in industrial isotope production at the Radiation Science and Engineering Center at Penn State University

Heidrich, B., Johnsen, A. & Ünlü, K., Dec 1 2012, In : Transactions of the American Nuclear Society. 106, p. 303-304 2 p.

Research output: Contribution to journalConference article

Reactor based production and purification of 64Cu and 67Cu

Johnsen, A. M., Durrant, C. B., Heidrich, B. J. & Unlu, K., 2012, In : Transactions of the American Nuclear Society. 106, p. 315-316 2 p.

Research output: Contribution to journalArticle

2011

Dissolution of irradiated commercial UO2 fuels in ammonium carbonate and hydrogen Peroxide

Soderquist, C. Z., Johnsen, A. M., McNamara, B. K., Hanson, B. D., Chenault, J. W., Carson, K. J. & Peper, S. M., Feb 16 2011, In : Industrial and Engineering Chemistry Research. 50, 4, p. 1813-1818 6 p.

Research output: Contribution to journalArticle

15 Scopus citations

Spectroscopic monitoring of spent nuclear fuel reprocessing streams: An evaluation of spent fuel solutions via Raman, visible, and near-infrared spectroscopy

Bryan, S. A., Levitskaia, T. G., Johnsen, A. M., Orton, C. R. & Peterson, J. M., Sep 1 2011, In : Radiochimica Acta. 99, 9, p. 563-571 9 p.

Research output: Contribution to journalArticle

43 Scopus citations

Spectroscopic on-line monitoring for process control and safeguarding of radiochemical streams in nuclear fuel reprocessing facilities

Bryan, S. A., Levitskaia, T. G., Casella, A. J., Peterson, J. M., Johnsen, A. M., Lines, A. M. & Thomas, E. M., Mar 2011, Advanced Separation Techniques for Nuclear Fuel Reprocessing and Radioactive Waste Treatment. Elsevier Inc., p. 95-119 25 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

16 Scopus citations
2009

On-line process monitoring of commercial spent nuclear fuel reprocessing streams

Johnsen, A. M., Soderquist, C. Z., Peterson, J. M., Bryan, S. A. & Levitskaia, T. G., Dec 1 2009, In : Transactions of the American Nuclear Society. 101, p. 335-336 2 p.

Research output: Contribution to journalConference article