Zobrazeno 1 - 10
of 162
pro vyhledávání: '"Huffman, P. R."'
The study of cometary composition is important for understanding our solar system's early evolutionary processes. Carbon dioxide (CO2) is a common hypervolatile in comets that can drive activity but is more difficult to study than other hypervolatile
Externí odkaz:
http://arxiv.org/abs/2401.00956
Autor:
Alarcon, R., Aleksandrova, A., Baeßler, S., Beck, D. H., Bhattacharya, T., Blatnik, M., Bowles, T. J., Bowman, J. D., Brewington, J., Broussard, L. J., Bryant, A., Burdine, J. F., Caylor, J., Chen, Y., Choi, J. H., Christie, L., Chupp, T. E., Cianciolo, V., Cirigliano, V., Clayton, S. M., Collett, B., Crawford, C., Dekens, W., Demarteau, M., DeMille, D., Dodson, G., Filippone, B. W., Floyd, N., Fomin, N., Fry, J, Fuyuto, K., Gardner, S., Godri, R., Golub, R., Gonzalez, F., Greene, G. L., Gudkov, V., Gupta, R., Hamblen, J., Hayen, L., Hendrus, J C., Hickerson, K., Hills, F. B., Holley, A. T., Hoogerheide, S., Hubert, M., Huffman, P. R., Imam, S. K., Ito, T. M., Jin, L., Jones, G., Komives, A., Korobkina, E., Korsch, W., Leung, K. K. H., Liu, C. -Y., Liu, K. -F., Long, J. C., Mathews, D., Mendelsohn, A., Mereghetti, E., Mohanmurthy, P., Morris, C. L., Mueller, P., Mumm, H. P., Nelsen, A., Nicholson, A., Nico, J., O'Shaughnessy, C. M., Palamure, P. A., Pastore, S., Pattie Jr., R. W., Phan, N. S., Pioquinto, J. A., Plaster, B., Počanić, D., Rahangdale, H., Redwine, R., Reid, A., Salvat, D. J., Saunders, A., Schaper, D., Seng, C. -Y., Singh, M., Shindler, A., Snow, W. M., Tang, Z., Walker-Loud, A., Wong, D. K. -T., Wietfeldt, F., Young, A. R.
Fundamental neutron physics, combining precision measurements and theory, probes particle physics at short range with reach well beyond the highest energies probed by the LHC. Significant US efforts are underway that will probe BSM CP violation with
Externí odkaz:
http://arxiv.org/abs/2308.09059
Autor:
Ahmed, M. W., Alarcon, R., Aleksandrova, A., Baessler, S., Barron-Palos, L., Bartoszek, L. M., Beck, D. H., Behzadipour, M., Berkutov, I., Bessuille, J., Blatnik, M., Broering, M., Broussard, L. J., Busch, M., Carr, R., Cianciolo, V., Clayton, S. M., Cooper, M. D., Crawford, C., Currie, S. A., Daurer, C., Dipert, R., Dow, K., Dutta, D., Efremenko, Y., Erickson, C. B., Filippone, B. W., Fomin, N., Gao, H., Golub, R., Gould, C. R., Greene, G., Haase, D. G., Hasell, D., Hawari, A. I., Hayden, M. E., Holley, A., Holt, R. J., Huffman, P. R., Ihloff, E., Imam, S. K., Ito, T. M., Karcz, M., Kelsey, J., Kendellen, D. P., Kim, Y. J., Korobkina, E., Korsch, W., Lamoreaux, S. K., Leggett, J., Leung, K. K. H., Lipman, A., Liu, C. Y., Long, J., MacDonald, S. W. T., Makela, M., Matlashov, A., Maxwell, J. D., Mendenhall, M., Meyer, H. O., Milner, R. G., Mueller, P. E., Nouri, N., O'Shaughnessy, C. M., Osthelder, C., Peng, J. C., Penttila, S. I., Phan, N. S., Plaster, B., Ramsey, J. C., Rao, T. M., Redwine, R. P., Reid, A., Saftah, A., Seidel, G. M., Silvera, I., Slutsky, S., Smith, E., Snow, W. M., Sondheim, W., Sosothikul, S., Stanislaus, T. D. S., Sun, X., Swank, C. M., Tang, Z., Dinani, R. Tavakoli, Tsentalovich, E., Vidal, C., Wei, W., White, C. R., Williamson, S. E., Yang, L., Yao, W., Young, A. R.
Publikováno v:
Journal of Instrumentation, Vol 14, P11017, 2019
A cryogenic apparatus is described that enables a new experiment, nEDM@SNS, with a major improvement in sensitivity compared to the existing limit in the search for a neutron Electric Dipole Moment (EDM). It uses superfluid $^4$He to produce a high d
Externí odkaz:
http://arxiv.org/abs/1908.09937
Autor:
Leung, K. K. H., Ahmed, M., Alarcon, R., Aleksandrova, A., Baeßler, S., Barrón-Palos, L., Bartoszek, L., Beck, D. H., Behzadipour, M., Bessuille, J., Blatnik, M. A., Broering, M., Broussard, L. J., Busch, M., Carr, R., Chu, P. -H., Cianciolo, V., Clayton, S. M., Cooper, M. D., Crawford, C., Currie, S. A., Daurer, C., Dipert, R., Dow, K., Dutta, D., Efremenko, Y., Erickson, C. B., Filippone, B. W., Fomin, N., Gao, H., Golub, R., Gould, C. R., Greene, G. L., Haase, D. G., Hasell, D., Hawari, A. I., Hayden, M. E., Holley, A. T., Holt, R. J., Huffman, P. R., Ihloff, E., Ito, T. M., Kelsey, J., Kim, Y. J., Koivuniemi, J., Korobkina, E., Korsch, W., Lamoreaux, S. K., Leggett, E., Lipman, A., Liu, C. -Y., Long, J., MacDonald, S. W. T., Makela, M., Matlashov, A., Maxwell, J., McCrea, M., Mendenhall, M., Meyer, H. O., Milner, R., Mueller, P., Nouri, N., O'Shaughnessy, C. M., Osthelder, C., Peng, J. -C., Penttila, S., Phan, N. S., Plaster, B., Ramsey, J., Rao, T., Redwine, R. P., Reid, A., Saftah, A., Seidel, G. M., Silvera, I. F., Slutsky, S., Smith, E., Snow, W. M., Sondheim, W., Sosothikul, S., Stanislaus, T. D. S., Sun, X., Swank, C. M., Tang, Z., Dinani, R. Tavakoli, Tsentalovich, E., Vidal, C., Wei, W., White, C. R., Williamson, S. E., Yang, L., Yao, W., Young, A. R.
Novel experimental techniques are required to make the next big leap in neutron electric dipole moment experimental sensitivity, both in terms of statistics and systematic error control. The nEDM experiment at the Spallation Neutron Source (nEDM@SNS)
Externí odkaz:
http://arxiv.org/abs/1903.02700
Akademický článek
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Autor:
Mumm, H. P., Huber, M. G., Bauder, W., Abrams, N., Deibel, C. M., Huffer, C. R., Huffman, P. R., Schelhammer, K. W., Swank, C. M., Janssens, R., Jiang, C. L., Scott, R. H., Pardo, R. C., Rehm, K. E., Vondrasek, R., O'Shaughnessy, C. M., Paul, M., Yang, L.
Publikováno v:
Phys. Rev. C 93, 065502 (2016)
Research efforts ranging from studies of solid helium to searches for a neutron electric dipole moment require isotopically purified helium with a ratio of 3He to 4He at levels below that which can be measured using traditional mass spectroscopy tech
Externí odkaz:
http://arxiv.org/abs/1512.09351
Autor:
Coakley, K. J., Dewey, M. S., Huber, M. G., Huffman, P. R., Huffer, C. R., Marley, D. E., Mumm, H. P., O'Shaughnessy, C. M., Schelhammer, K. W., Thompson, A. K., Yue, A. T.
Publikováno v:
Nuclear Instruments & Methods in Physics Research A, 813, pp. 84-95 (2015)
In a variety of neutron lifetime experiments, in addition to $\beta-$decay, neutrons can be lost by other mechanisms including wall losses. Failure to account for these other loss mechanisms produces systematic measurement error and associated system
Externí odkaz:
http://arxiv.org/abs/1508.02137
Autor:
Bowman, J. David, Broussard, L. J., Clayton, S. M., Dewey, M. S., Fomin, N., Grammer, K. B., Greene, G. L., Huffman, P. R., Holley, A. T., Jones, G. L., Liu, C. -Y., Makela, M., Mendenhall, M. P., Morris, C. L., Mulholland, J., Nollett, K. M., Pattie, Jr., R. W., Penttila, S., Ramsey-Musolf, M., Salvat, D. J., Saunders, A., Seestrom, S. J., Snow, W. M., Steyerl, A., Wietfeldt, F. E., Young, A. R., Yue, A. T.
We present the status of current US experimental efforts to measure the lifetime of the free neutron by the "beam" and "bottle" methods. BBN nucleosynthesis models require accurate measurements with 1 second uncertainties, which are currently feasibl
Externí odkaz:
http://arxiv.org/abs/1410.5311
Autor:
Fomin, N., Greene, G. L., Allen, R., Cianciolo, V., Crawford, C., Ito, T., Huffman, P. R., Iverson, E. B., Mahurin, R., Snow, W. M.
We describe the Fundamental Neutron Physics Beamline (FnPB) facility located at the Spallation Neutron Source at Oak Ridge National Laboratory. The FnPB was designed for the conduct of experiments that investigate scientific issues in nuclear physics
Externí odkaz:
http://arxiv.org/abs/1408.0753
Akademický článek
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