Search Results - "de Vismes Ott, A."

Fission product activity ratios measured at trace level over France during the Fukushima accident by de Vismes Ott, A., Gurriaran, R., Cagnat, X., Masson, O.

“…The nuclear accident of Fukushima Dai-ichi (Japan) which occurred after the tsunami that impacted the northeast coasts of Japan on March 11th, 2011 led to…”
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Sparse spectral unmixing for activity estimation in γ-RAY spectrometry applied to environmental measurements by Xu, J., Bobin, J., de Vismes Ott, A., Bobin, C.

“…This paper presents a sparse spectral unmixing algorithm for activity estimation of radionuclides in γ-ray spectrometry. The spectral unmixing method aims to…”
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Spectral unmixing applied to fast identification of γ-emitting radionuclides using NaI(Tl) detectors by Paradis, H., Bobin, C., Bobin, J., Bouchard, J., Lourenço, V., Thiam, C., André, R., Ferreux, L., de Vismes Ott, A., Thévenin, M.

“…Spectral unmixing was investigated for fast spectroscopic identification in γ-emitter mixtures at low-statistics in the case of measurements performed to…”
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Leda: A gamma-gamma coincidence spectrometer for the measurement of environment samples by Paradis, H., de Vismes Ott, A., Cagnat, X., Piquemal, F., Gurriaran, R.

“…This paper presents a new gamma-gamma coincidence spectrometer to measure the radioactivity in environmental samples. This system, called Leda, is made of 2…”
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Consistency test of coincidence-summing calculation methods for extended sources by Sima, O., De Vismes Ott, A., Dias, M.S., Dryak, P., Ferreux, L., Gurau, D., Hurtado, S., Jodlowski, P., Karfopoulos, K., Koskinas, M.F., Laubenstein, M., Lee, Y.K., Lépy, M.C., Luca, A., Menezes, M.O., Moreira, D.S., Nikolič, J., Peyres, V., Saganowski, P., Savva, M.I., Semmler, R., Solc, J., Thanh, T.T., Tyminska, K., Tyminski, Z., Vidmar, T., Vukanac, I., Yucel, H.

“…An internal consistency test of the calculation of coincidence-summing correction factors FC for volume sources is presented. The test is based on exact…”
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Airborne concentrations and chemical considerations of radioactive ruthenium from an undeclared major nuclear release in 2017 by Masson, O., Steinhauser, G., Zok, D., Saunier, O., Angelov, H., Babić, D., Bečková, V., Bieringer, J., Bruggeman, M., Burbidge, C. I., Conil, S., Dalheimer, A., De Geer, L.-E., de Vismes Ott, A., Eleftheriadis, K., Estier, S., Fischer, H., Garavaglia, M. G., Leonarte, C. Gasco, Gorzkiewicz, K., Hainz, D., Hoffman, I., Hýža, M., Isajenko, K., Karhunen, T., Kastlander, J., Katzlberger, C., Kierepko, R., Knetsch, G.-J., Kónyi, J. Kövendiné, Lecomte, M., Mietelski, J. W., Min, P., Møller, B., Nielsen, S. P., Nikolic, J., Nikolovska, L., Penev, I., Petrinec, B., Povinec, P. P., Querfeld, R., Raimondi, O., Ransby, D., Ringer, W., Romanenko, O., Rusconi, R., Saey, P. R. J., Samsonov, V., Šilobritiene, B., Simion, E., Söderström, C., Šoštarić, M., Steinkopff, T., Steinmann, P., Sýkora, I., Tabachnyi, L., Todorovic, D., Tomankiewicz, E., Tschiersch, J., Tsibranski, R., Tzortzis, M., Ungar, K., Vidic, A., Weller, A., Wershofen, H., Zagyvai, P., Zalewska, T., García, D. Zapata, Zorko, B.

“…In October 2017, most European countries reported unique atmospheric detections of aerosol-bound radioruthenium (106Ru). The range of concentrations varied…”
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Low level measurement of (60)Co by gamma ray spectrometry using γ-γ coincidence by Paradis, H, de Vismes Ott, A, Luo, M, Cagnat, X, Piquemal, F, Gurriaran, R

“…This paper presents the latest development of the laboratory to measure the natural and artificial massic activities in environmental samples. The measurement…”
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Potential Source Apportionment and Meteorological Conditions Involved in Airborne 131I Detections in January/February 2017 in Europe by Masson, O, Steinhauser, G, Wershofen, H, Mietelski, J. W, Fischer, H. W, Pourcelot, L, Saunier, O, Bieringer, J, Steinkopff, T, Hýža, M, Møller, B, Bowyer, T. W, Dalaka, E, Dalheimer, A, de Vismes-Ott, A, Eleftheriadis, K, Forte, M, Gasco Leonarte, C, Gorzkiewicz, K, Homoki, Z, Isajenko, K, Karhunen, T, Katzlberger, C, Kierepko, R, Kövendiné Kónyi, J, Malá, H, Nikolic, J, Povinec, P. P, Rajacic, M, Ringer, W, Rulík, P, Rusconi, R, Sáfrány, G, Sykora, I, Todorović, D, Tschiersch, J, Ungar, K, Zorko, B

“…Traces of particulate radioactive iodine (131I) were detected in the European atmosphere in January/February 2017. Concentrations of this nuclear fission…”
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Potential Source Apportionment and Meteorological Conditions Involved in Airborne 131 I Detections in January/February 2017 in Europe by Masson, O, Steinhauser, G, Wershofen, H, Mietelski, J W, Fischer, H W, Pourcelot, L, Saunier, O, Bieringer, J, Steinkopff, T, Hýža, M, Møller, B, Bowyer, T W, Dalaka, E, Dalheimer, A, de Vismes-Ott, A, Eleftheriadis, K, Forte, M, Gasco Leonarte, C, Gorzkiewicz, K, Homoki, Z, Isajenko, K, Karhunen, T, Katzlberger, C, Kierepko, R, Kövendiné Kónyi, J, Malá, H, Nikolic, J, Povinec, P P, Rajacic, M, Ringer, W, Rulík, P, Rusconi, R, Sáfrány, G, Sykora, I, Todorović, D, Tschiersch, J, Ungar, K, Zorko, B

“…Traces of particulate radioactive iodine ( I) were detected in the European atmosphere in January/February 2017. Concentrations of this nuclear fission product…”
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Environmental consequences of uranium atmospheric releases from fuel cycle facility: II. The atmospheric deposition of uranium and thorium on plants by Pourcelot, L., Masson, O., Renaud, P., Cagnat, X., Boulet, B., Cariou, N., De Vismes-Ott, A.

“…Uranium and thorium isotopes were measured in cypress leaves, wheat grains and lettuce taken in the surroundings of the uranium conversion facility of Malvési…”
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Actinides and decay products in selected produce and bioindicators in the vicinity of a uranium plant by Pourcelot, L, Boulet, B, Le Corre, C, de Vismes Ott, A, Cagnat, X, Loyen, J, Fayolle, C, Van Hecke, W, Martinez, B, Petit, J, Kaltenmeier, R, Gieré, R

“…Cypress needles collected at the edge of the Malvési uranium facility (SW France) exhibit enhanced activities of actinides and some decay products (uranium,…”
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Size Distributions of Airborne Radionuclides from the Fukushima Nuclear Accident at Several Places in Europe by Masson, Olivier, Ringer, Wolfgang, Malá, Helena, Rulik, Petr, Dlugosz-Lisiecka, Magdalena, Eleftheriadis, Konstantinos, Meisenberg, Olivier, De Vismes-Ott, Anne, Gensdarmes, François

“…Segregation and radioactive analysis of aerosols according to their aerodynamic size were performed in France, Austria, the Czech Republic, Poland, Germany,…”
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Low level measurement of 60Co by gamma ray spectrometry using γ–γ coincidence by Paradis, H., de Vismes Ott, A., Luo, M., Cagnat, X., Piquemal, F., Gurriaran, R.

“…This paper presents the latest development of the laboratory to measure the natural and artificial massic activities in environmental samples. The measurement…”
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Low level measurement of 60 Co by gamma ray spectrometry using γ–γ coincidence by Paradis, H., de Vismes Ott, A., Luo, M., Cagnat, X., Piquemal, F., Gurriaran, R.

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Potential Source Apportionment and Meteorological Conditions Involved in Airborne ^sup 131^I Detections in January/February 2017 in Europe by Masson, O, Steinhauser, G, Wershofen, H, Mietelski, J W, Fischer, H W, Pourcelot, L, Saunier, O, Bieringer, J, Steinkopff, T, Hýža, M, Møller, B, Bowyer, T W, Dalaka, E, Dalheimer, A, de Vismes-Ott, A, Eleftheriadis, K, te, M, Leonarte, C Gasco, Gorzkiewicz, K, Homoki, Z, Isajenko, K, Karhunen, T, Katzlberger, C, Kierepko, R, Kónyi, J Kövendiné, Malá, H, Nikolic, J, Povinec, P Povinec, Rajacic, M, Ringer, W, Rulík, P, Rusconi, R, Sáfrány, G, Sykora, I, Todorovic, D, Tschiersch, J, Ungar, K, Zorko, B

“…Traces of particulate radioactive iodine (131I) were detected in the European atmosphere in January/February 2017. Concentrations of this nuclear fission…”
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Coordinated underground measurements of gamma-ray emitting radionuclides for plasma physics research by Tzika, Faidra, Hult, Mikael, Fenyvesi, András, Bandac, Iulian, Degering, Detlev, Ianni, Aldo, Laubenstein, Matthias, de Vismes-Ott, Anne, Marissens, Gerd, Stroh, Heiko, Lutter, Guillaume, Son, Soohyun, Hong, Suk-Ho, Kim, Jun Young, Kim, Junghee, Cheon, Mun Seung, Jo, Jungmin, Braun, Mihály, Németh, József, Zoletnik, Sándor, Bonheure, Georges

“…Forty-eight samples made of CaF2, LiF and YVO4 were placed inside the KSTAR Tokamak and irradiated by neutrons and charged particles from eight plasma pulses…”
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Variation in airborne 134Cs, 137Cs, particulate 131I and 7Be maximum activities at high-altitude European locations after the arrival of Fukushima-labeled air masses by Masson, Olivier, Bieringer, Jacqueline, Brattich, Erika, Dalheimer, Axel, Estier, Sybille, Penev, Ilia, Ringer, Wolfgang, Schlosser, Clemens, Steinkopff, Thomas, Steinmann, Philipp, Tositti, Laura, Van Beek, Pieter, Vismes-Ott, Anne de

“…The Fukushima-labeled air mass arrival, and later the cesium-134 (134Cs), cesium-137 (137Cs) and particulate iodine-131 (hereafter noted 131Ip) maximum levels…”
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