The EXO-200 detector, part II: Auxiliary Systems

Autor: Ackerman, N., Albert, J., Auger, M., Auty, D. J., Badhrees, I., Barbeau, P. S., Bartoszek, L., Baussan, E., Belov, V., Benitez-Medina, C., Bhatta, T., Breidenbach, M., Brunner, T., Cao, G. F., Cen, W. R., Chambers, C., Cleveland, B., Conley, R., Cook, S., Coon, M., Craddock, W., Craycraft, A., Cree, W., Daniels, T., Darroch, L., Daugherty, S. J., Daughhetee, J., Davis, C. G., Davis, J., Delaquis, S., Der Mesrobian-Kabakian, A., deVoe, R., Didberidze, T., Dilling, J., Dobi, A., Dolgolenko, A. G., Dolinski, M. J., Dunford, M., Echevers, J., Espic, L., Fairbank Jr., W., Fairbank, D., Farine, J., Feldmeier, W., Feyzbakhsh, S., Fierlinger, P., Fouts, K., Franco, D., Freytag, D., Fudenberg, D., Gautam, P., Giroux, G., Gornea, R., Graham, K., Gratta, G., Hagemann, C., Hall, C., Hall, K., Haller, G., Hansen, E. V., Hargrove, C., Herbst, R., Herrin, S., Hodgson, J., Hughes, M., Iverson, A., Jamil, A., Jessiman, C., Jewell, M. J., Johnson, A., Johnson, T. N., Johnston, S., Karelin, A., Kaufman, L. J., Killick, R., Koffas, T., Kravitz, S., Krücken, R., Kuchenkov, A., Kumar, K. S., Lan, Y., Larson, A., Leonard, D. S., Leonard, F., LePort, F., Li, G. S., Li, S., Li, Z., Licciardi, C., Lin, Y. H., Mackay, D., MacLellan, R., Marino, M., Martin, J. -M., Martin, Y., McElroy, T., McFarlane, K., Michel, T., Mong, B., Moore, D. C., Murray, K., Neilson, R., Njoya, O., Nusair, O., O'Sullivan, K., Odian, A., Ostrovskiy, I., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Retiere, F., Rivas, A., Robinson, A. L., Rollin, E., Rowson, P. C., Rozo, M. P., Runge, J., Russell, J. J., Schmidt, S., Schubert, A., Sinclair, D., Skarpaas, K., Slutsky, S., Smith, E., Soma, A. K., Stekhanov, V., Strickland, V., Swift, M., Tarka, M., Todd, J., Tolba, T., Tosi, D., Totev, T. I., Tsang, R., Twelker, K., Veenstra, B., Veeraraghavan, V., Vuilleumier, J. -L., Vuilleumier, J. -M., Wagenpfeil, M., Waite, A., Walton, J., Walton, T., Wamba, K., Watkins, J., Weber, M., Wen, L. J., Wichoski, U., Wittgen, M., Wodin, J., Wood, J., Wrede, G., Wu, S. X., Xia, Q., Yang, L., Yen, Y. -R., Zeldovich, O. Ya, Ziegler, T.

The EXO-200 experiment searched for neutrinoless double-beta decay of $^{136}$Xe with a single-phase liquid xenon detector. It used an active mass of 110 kg of 80.6%-enriched liquid xenon in an ultra-low background time projection chamber with ioniza

Externí odkaz: http://arxiv.org/abs/2107.06007

The EXO-200 detector, part I: Detector design and construction

Autor: Auger, M., Auty, D. J., Barbeau, P. S., Bartoszek, L., Baussan, E., Beauchamp, E., Benitez-Medina, C., Breidenbach, M., Chauhan, D., Cleveland, B., Conley, R., Cook, J., Cook, S., Coppens, A., Craddock, W., Daniels, T., Davis, C. G., Davis, J., deVoe, R., Dobi, A., Dolinski, M. J., Dunford, M., Fairbank Jr, W., Farine, J., Fierlinger, P., Franco, D., Giroux, G., Gornea, R., Graham, K., Gratta, G., Hagemann, C., Hall, C., Hall, K., Hargrove, C., Herrin, S., Hodgson, J., Hughes, M., Karelin, A., Kaufman, L. J., Kirk, J., Kuchenkov, A., Kumar, K. S., Leonard, D. S., Leonard, F., LePort, F., Mackay, D., MacLellan, R., Marino, M., Merkle, K., Mong, B., Díez, M. Montero, Müller, A. R., Neilson, R., Odian, A., O'Sullivan, K., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rivas, A., Rollin, E., Rowson, P. C., Sabourov, A., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Swift, M., Tosi, D., Twelker, K., Vuilleumier, J. -L., Vuilleumier, J. -M., Walton, T., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y. -R.

Publikováno v: JINST 7 (2012) P05010

EXO-200 is an experiment designed to search for double beta decay of $^{136}$Xe with a single-phase, liquid xenon detector. It uses an active mass of 110 kg of xenon enriched to 80.6% in the isotope 136 in an ultra-low background time projection cham

Externí odkaz: http://arxiv.org/abs/1202.2192

Observation of Two-Neutrino Double-Beta Decay in Xe-136 with EXO-200

Autor: Ackerman, N., Aharmim, B., Auger, M., Auty, D. J., Barbeau, P. S., Barry, K., Bartoszek, L., Beauchamp, E., Belov, V., Benitez-Medina, C., Breidenbach, M., Burenkov, A., Cleveland, B., Conley, R., Conti, E., Cook, J., Cook, S., Coppens, A., Counts, I., Craddock, W., Daniels, T., Danilov, M. V., Davis, C. G., Davis, J., deVoe, R., Djurcic, Z., Dobi, A., Dolgolenko, A. G., Dolinski, M. J., Donato, K., Fairbank Jr., W., Farine, J., Fierlinger, P., Franco, D., Freytag, D., Giroux, G., Gornea, R., Graham, K., Gratta, G., Green, M. P., Hagemann, C., Hall, C., Hall, K., Haller, G., Hargrove, C., Herbst, R., Herrin, S., Hodgson, J., Hughes, M., Johnson, A., Karelin, A., Kaufman, L. J., Koffas, T., Kuchenkov, A., Kumar, A., Kumar, K. S., Leonard, D. S., Leonard, F., LePort, F., Mackay, D., MacLellan, R., Marino, M., Martin, Y., Mong, B., Diez, M. Montero, Morgan, P., Muller, A. R., Neilson, R., Nelson, R., Odian, A., O'Sullivan, K., Ouellet, C., Piepke, A., Pocar, A., Prescott, C. Y., Pushkin, K., Rivas, A., Rollin, E., Rowson, P. C., Russell, J. J., Sabourov, A., Sinclair, D., Skarpaas, K., Slutsky, S., Stekhanov, V., Strickland, V., Swift, M., Tosi, D., Twelker, K., Vogel, P., Vuilleumier, J. -L., Vuilleumier, J. -M., Waite, A., Waldman, S., Walton, T., Wamba, K., Weber, M., Wichoski, U., Wodin, J., Wright, J. D., Yang, L., Yen, Y. -R., Zeldovich, O. Ya.

We report the observation of two-neutrino double-beta decay in Xe-136 with T_1/2 = 2.11 +- 0.04 (stat.) +- 0.21 (sys.) x 10^21 yr. This second order process, predicted by the Standard Model, has been observed for several nuclei but not for Xe-136. Th

Externí odkaz: http://arxiv.org/abs/1108.4193

New gas mixtures suitable for rare event detection using a Micromegas-TPC detector

Autor: Ounalli, L., Vuilleumier, J-L., Schenker, D., Vuilleumier, J-M.

Publikováno v: JINST 4:P01001,2009

The aim of the presented work was to develop further techniques based on a Micromegas-TPC, in order to reach a high gas gain with good energy resolution, and to search for gas mixtures suitable for rare event detection. This paper focuses on xenon, w

Externí odkaz: http://arxiv.org/abs/0810.0445

Systematic study of trace radioactive impurities in candidate construction materials for EXO-200

Autor: Leonard, D. S., Grinberg, P., Weber, P., Baussan, E., Djurcic, Z., Keefer, G., Piepke, A., Pocar, A., Vuilleumier, J. -L., Vuilleumier, J. -M., Akimov, D., Bellerive, A., Bowcock, M., Breidenbach, M., Burenkov, A., Conley, R., Craddock, W., Danilov, M., DeVoe, R., Dixit, M., Dolgolenko, A., Ekchtout, I., Fairbank Jr., W., Farine, J., Fierlinger, P., Flatt, B., Gratta, G., Green, M., Hall, C., Hall, K., Hallman, D., Hargrove, C., Herbst, R., Hodgson, J., Jeng, S., Kolkowitz, S., Kovalenko, A., Kovalenko, D., LePort, F., Mackay, D., Moe, M., Díez, M. Montero, Neilson, R., Odian, A., O'Sullivan, K., Ounalli, L., Prescott, C. Y., Rowson, P. C., Schenker, D., Sinclair, D., Skarpaas, K., Smirnov, G., Stekhanov, V., Strickland, V., Virtue, C., Wamba, K., Wodin, J.

Publikováno v: Nucl.Instrum.Meth.A591:490-509,2008

The Enriched Xenon Observatory (EXO) will search for double beta decays of 136Xe. We report the results of a systematic study of trace concentrations of radioactive impurities in a wide range of raw materials and finished parts considered for use in

Externí odkaz: http://arxiv.org/abs/0709.4524