Search Results - "Panisko, M. E."

Detection and analysis of xenon isotopes for the comprehensive nuclear-test-ban treaty international monitoring system by Bowyer, T.W., Schlosser, C., Abel, K.H., Auer, M., Hayes, J.C., Heimbigner, T.R., McIntyre, J.I., Panisko, M.E., Reeder, P.L., Satorius, H., Schulze, J., Weiss, W.

“…The use of the xenon isotopes for detection of nuclear explosions is of great interest for monitoring compliance with the comprehensive nuclear-test-ban treaty…”
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A new shallow underground gas-proportional counting lab—First results and Ar-37 sensitivity by Aalseth, C.E., Day, A.R., Fuller, E.S., Hoppe, E.W., Keillor, M.E., LeFerriere, B., Mace, E.K., Merriman, J., Myers, A.W., Overman, C.T., Panisko, M.E., Seifert, A., Warren, G.A., Williams, R.M.

“…A new ultra-low-background proportional counter was recently developed with an internal volume of 100cm3 and has been characterized at pressures from 1–10atm…”
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Intercomparison experiments of systems for the measurement of xenon radionuclides in the atmosphere by Auer, M, Axelsson, A, Blanchard, X, Bowyer, T.W, Brachet, G, Bulowski, I, Dubasov, Y, Elmgren, K, Fontaine, J.P, Harms, W, Hayes, J.C, Heimbigner, T.R, McIntyre, J.I, Panisko, M.E, Popov, Y, Ringbom, A, Sartorius, H, Schmid, S, Schulze, J, Schlosser, C, Taffary, T, Weiss, W, Wernsperger, B

“…Radioactive xenon monitoring is one of the main technologies used for the detection of underground nuclear explosions. Precise and reliable measurements of…”
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Background characterization of an ultra-low background liquid scintillation counter by Erchinger, J.L., Orrell, J.L., Aalseth, C.E., Bernacki, B.E., Douglas, M., Fuller, E.S., Keillor, M.E., Marianno, C.M., Morley, S.M., Mullen, C.A., Panisko, M.E., Warren, G.A.

“…The Ultra-Low Background Liquid Scintillation Counter developed by Pacific Northwest National Laboratory will expand the application of liquid scintillation…”
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Measurements of Argon-39 at the U20az underground nuclear explosion site by McIntyre, J.I., Aalseth, C.E., Alexander, T.R., Back, H.O., Bellgraph, B.J., Bowyer, T.W., Chipman, V., Cooper, M.W., Day, A.R., Drellack, S., Foxe, M.P., Fritz, B.G., Hayes, J.C., Humble, P., Keillor, M.E., Kirkham, R.R., Krogstad, E.J., Lowrey, J.D., Mace, E.K., Mayer, M.F., Milbrath, B.D., Misner, A., Morley, S.M., Panisko, M.E., Olsen, K.B., Ripplinger, M.D., Seifert, A., Suarez, R.

“…Pacific Northwest National Laboratory reports on the detection of 39Ar at the location of an underground nuclear explosion on the Nevada Nuclear Security Site…”
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First results of a simultaneous measurement of tritium and (14)C in an ultra-low-background proportional counter for environmental sources of methane by Mace, E K, Aalseth, C E, Day, A R, Hoppe, E W, Keillor, M E, Moran, J J, Panisko, M E, Seifert, A, Tatishvili, G, Williams, R M

“…Simultaneous measurement of tritium and (14)C would provide an added tool for tracing organic compounds through environmental systems and is possible via beta…”
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Development of a low-level (37)Ar calibration standard by Williams, R M, Aalseth, C E, Bowyer, T W, Day, A R, Fuller, E S, Haas, D A, Hayes, J C, Hoppe, E W, Humble, P H, Keillor, M E, LaFerriere, B D, Mace, E K, McIntyre, J I, Miley, H S, Myers, A W, Orrell, J L, Overman, C T, Panisko, M E, Seifert, A

“…Argon-37 is an environmental signature of an underground nuclear explosion. Producing and quantifying low-level (37)Ar standards is an important step in the…”
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Development of a low-level 39Ar calibration standard – Analysis by absolute gas counting measurements augmented with simulation by Williams, R.M., Aalseth, C.E., Brandenberger, J.M., Day, A.R., Finn, E., Fuller, E.S., Hoppe, E.W., Humble, P.H., Keillor, M.E., Mace, E.K., Myers, A.W., Overman, C.T., Panisko, M.E., Seifert, A., White, S.K.

“…This paper describes the generation of 39Ar, via reactor irradiation of potassium carbonate, followed by quantitative analysis (length-compensated proportional…”
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Development of a low background liquid scintillation counter for a shallow underground laboratory by Erchinger, J.L., Aalseth, C.E., Bernacki, B.E., Douglas, M., Fuller, E.S., Keillor, M.E., Morley, S.M., Mullen, C.A., Orrell, J.L., Panisko, M.E., Warren, G.A., Williams, R.O., Wright, M.E.

“…Pacific Northwest National Laboratory has recently opened a shallow underground laboratory intended for measurement of low-concentration levels of radioactive…”
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Optimization of simultaneous tritium–radiocarbon internal gas proportional counting by Bonicalzi, R.M., Aalseth, C.E., Day, A.R., Hoppe, E.W., Mace, E.K., Moran, J.J., Overman, C.T., Panisko, M.E., Seifert, A.

“…Specific environmental applications can benefit from dual tritium and radiocarbon measurements in a single compound. Assuming typical environmental levels, it…”
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Field testing of collection and measurement of radioxenon for the Comprehensive Test Ban Treaty by Bowyer, T. W., Abel, K. H., Hubbard, C. W., Panisko, M. E., Reeder, P. L., Thompson, R. C., Warner, R. A.

“…Pacific Northwest National Laboratory, with guidance and support from the U.S. Department of Energy's NN-20 Comprehensive Test Ban Treaty (CTBT) Research and…”
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Digital pulse-shape discrimination applied to an ultra-low-background gas-proportional counting system: first results by Aalseth, C. E., Day, A. R., Fuller, E. S., Hoppe, E. W., Keillor, M. E., Mace, E. K., Myers, A. W., Overman, C. T., Panisko, M. E., Seifert, A., Warren, G. A., Williams, R. M.

“…A new ultra-low-background proportional counter design was recently developed at Pacific Northwest National Laboratory (PNNL). This design, along with an…”
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Measurements of Ambient RadioXenon Levels Using the Automated RadioXenon Sampler/Analyzer by McIntyre, Justin I., Abel, Keith H., Hayes, James C., Heimbigner, Tom R., Panisko, Mark E., Reeder, Paul L., Thompson, Robert C.

“…The Pacific Northwest National Laboratory has developed an Automated Radio-Xenon Sampler/Analyzer for the CTBT to measure radio-xenon isotopes. This system…”
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Characterization of a low background proportional counter for a high throughput Argon-37 collection and measurement system by Alexander, T.R., Aalseth, C.E., Back, H.O., Bowyer, T.W., Day, A.R., Fuller, E.S., Hayes, J.C., Hoppe, E.W., Hossbach, T.W., Humble, P.H., Keller, D.T., Keillor, M.E., Lidey, L.S., Mace, E.K., McIntyre, J.I., Mendez, J.M., Miley, H.S., Morris, S.J., Myers, A.W., Orrell, J.L., Overman, C.T., Panisko, M.E., Seifert, A., Whyatt, G.A., Williams, R.M.

“…The measurement of 37Ar has been proposed as a method of detecting underground nuclear testing. The isotope 37Ar is generated by neutron activation of calcium…”
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Migration of noble gas tracers at the site of an underground nuclear explosion at the Nevada National Security Site by Johnson, C., Aalseth, C.E., Alexander, T.R., Bowyer, T.W., Chipman, V., Day, A.R., Drellack, S., Fast, J.E., Fritz, B.G., Hayes, J.C., Huckins-Gang, H.E., Humble, P., Kirkham, R.R., Lowrey, J.D., Mace, E.K., Mayer, M.F., McIntyre, J.I., Milbrath, B.D., Panisko, M.E., Paul, M.J., Obi, C.M., Okagawa, R.K., Olsen, K.B., Ripplinger, M.D., Seifert, A., Suarez, R., Thomle, J., Townsend, M.J., Woods, V.T., Zhong, L.

“…As part of an underground gas migration study, two radioactive noble gases (37Ar and 127Xe) and two stable tracer gases (SF6 and PFDMCH) were injected into a…”
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Optimization of simultaneous tritium–radiocarbon internal gas proportional counting by Bonicalzi, R. M., Aalseth, C. E., Day, A. R., Hoppe, E. W., Mace, E. K., Moran, J. J., Overman, C. T., Panisko, M. E., Seifert, A.

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Automated separation and measurement of radioxenon for the Comprehensive Test Ban Treaty by Bowyer, T. W., Abel, K. H., Hubbard, C. W., McKinnon, A. D., Panisko, M. E., Perkins, R. W., Reeder, P. L., Thompson, R. C., Warner, R. A.

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Development of a low background liquid scintillation counter for a shallow underground laboratory by Erchinger, J. L, Aalseth, C. E, Bernacki, B. E, Douglas, M, Fuller, E. S, Keillor, M. E, Morley, S. M, Mullen, C. A, Orrell, J. L, Panisko, M. E, Warren, G. A, Williams, R. O, Wright, M. E

“…Applied Radiation and Isotopes, Volume 105, November 2015, Pages 209-218 Pacific Northwest National Laboratory has recently opened a shallow underground…”
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Development of a low-level Ar-37 calibration standard by Williams, R. M, Aalseth, C. E, Bowyer, T. W, Day, A. R, Fuller, E. S, Haas, D. A, Hayes, J. C, Hoppe, E. W, Humble, P. H, Keillor, M. E, LaFerriere, B. D, Mace, E. K, McIntyre, J. I, Miley, H. S, Myers, A. W, Orrell, J. L, Overman, C. T, Panisko, M. E, Seifert, A

“…Applied Radiation and Isotopes, Volume 109, March 2016, Pages 430-434 Argon-37 is an environmental signature of an underground nuclear explosion. Producing and…”
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First results of a simultaneous measurement of tritium and 14C in an ultra-low-background proportional counter for environmental sources of methane by Mace, E. K., Aalseth, C. E., Day, A. R., Hoppe, E. W., Keillor, M. E., Moran, J. J., Panisko, M. E., Seifert, A., Tatishvili, G., Williams, R. M.

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