UCNA

Reference

Publications

Beta Asymmetry

1. "Precision measurement of the neutron beta-decay asymmetry,"

   M. P. Mendenhall, R. W. Pattie Jr., Y. Bagdasarova, D. B. Berguno, L. J. Broussard, R. Carr, S. Currie, X. Ding, B. W. Filippone, A. Garcia, P. Geltenbort, K. P. Hickerson, J. Hoagland, A. T. Holley, R. Hong, T. M. Ito, A. Knecht, C.-Y. Liu, M. Makela, R. R. Mammei, J. W. Martin, D. Melconian, S. D. Moore, C. L. Morris, A. Perez Galvan, R. Picker, M. L. Pitt, B. Plaster, J. C. Ramsey, R. Rios, A. Saunders, S. J. Seestrom, E. I. Sharapov, W. E. Sondheim, E. Tatar, R. B. Vogelaar, B. VornDick, C. Wrede, A. R. Young, B. A. Zeck, Phys. Rev. C 87, 032501 (R) (2013).

   doi: 10.1103/PhysRevC.87.032501
2. "A high-field adiabatic fast passage ultracold neutron spin flipper for the UCNA experiment,"

   A. T. Holley, L. J. Broussard, J. L. Davis, K. Hickerson, T. M. Ito, C.-Y. Liu, J. T. M. Lyles, M. Makela, R. R. Mammei, M. P. Mendenhall, C. L. Morris, R. Mortensen, R. W. Pattie, R. Rios, A. Saunders, A. R. Young, Rev. Sci. Instrum 87, 073505 (2012).

   doi: 10.1063/1.4732822
3. "Measurement of the neutron beta-asymmetry parameter Ao with ultracold neutrons,"

   B. Plaster, R. Rios, H. O. Back, T. J. Bowles, L. J. Broussard, R. Carr, S. Clayton, S. Currie, B. W. Filippone, A. Garcia, P. Geltenbort, K. P. Hickerson, J. Hoagland, G. E. Hogan, B. Hona, A. T. Holley, T. M. Ito, C.-Y. Liu, J. Liu, M. Makela, R. R. Mammei, J. W. Martin, D. Melconian, M. P. Mendenhall, C. L. Morris, R. Mortensen, R. W. Pattie, Jr., A. Perez Galvan, M. L. Pitt, J. C. Ramsey, R. Russell, A. Saunders, R. Schmid, S. J. Seestrom, S. Sjue, W. E. Sondheim, E. Tatar, B. Tipton, R. B. Vogelaar, B. VornDick, C. Wrede, Y. P. Xu, H. Yan, A. R. Young, J. Yuan, Phys. Rev. C 86, 055501 (2012).

   doi: 10.1103/PhysRevC.86.055501
4. "Determination of the Axial-Vector Weak Coupling Constant with Ultracold Neutrons,"

   J. Liu, M. P. Mendenhall, A. T. Holley, H. O. Back, T. J. Bowles, L. J. Broussard, R. Carr, S. Clayton, S. Currie, B. W. Filippone, A. Garcia, P. Geltenbort, K. P. Hickerson, J. Hoagland, G. E. Hogan, B. Hona, T. M. Ito, C.-Y. Liu, M. Makela, R. R. Mammei, J. W. Martin, D. Melconian, C. L. Morris, R. W. Pattie, Jr., A. Perez Galvan, M. L. Pitt, B. Plaster, J. C. Ramsey, R. Rios, R. Russell, A. Saunders, S. J. Seestrom, W. E. Sondheim, E. Tatar, R. B. Vogelaar, B. VornDick, C. Wrede, H. Yan, A. R. Young, Phys. Rev. Lett. 105, 181803 (2010).

   doi: 10.1103/PhysRevLett.105.181803
5. "Measurement of the neutrino-spin correlation Parameter B in neutron decay using ultracold neutrons,"

   W. S. Wilburn, V. Cirigliano, A. Klein, M. F. Makela, P. L. McGaughey, C. L. Morris, J. Ramsey, A. Salas-Bacci, A. Saunders, L. J. Broussard, and A. R. Young, Revista Mexicana de F'sica Supplemento 55, 119 (2009).
6. "First Measurement of the Neutron β-Asymmetry with Ultracold Neutrons,"

   R. W. Pattie, Jr., J. Anaya, H. O. Back, J. G. Boissevain, T. J. Bowles, L.J. Broussard, R. Carr, D. J. Clark, S. Currie, B. W. Filippone, P. Geltenbort, A. Garcia, A. Hawari, K. P. Hickerson, R. Hill, M. Hino, S. A. Hoedl, G. E. Hogan, A. T. Holley, T. M. Ito, T. Kawai, K. Kirch, S. Kitagaki, S. K. Lamoreaux, C.-Y. Liu, J. Liu, M. Makela, R. R. Mammei, J. Martin, D. Melconian, N. Meier, M. P. Mendenhall, C. L. Morris, R. Mortensen, A. Pichlmaier, M. L. Pitt, B. Plaster, J. C. Ramsey, R. Rios, K. Sabourov, A. Sallaska, A. Saunders, S. Seestrom, C. Servicky, S. K. L. Sjue, D. Smith, W. E. Sondheim, E. Tatar, W. Teasdale, C. Terai, B. Tipton, M. Utsuro, R. B. Vogelaar, B. W. Wehring, Y. P. Xu, A. R. Young, J. Yuan, Phys. Rev. Lett 102, 012301 (2009).

   doi: 10.1103/PhysRevLett.102.012301
7. "New Measurements and Quantitative Analysis of Electron Backscattering at Energies Relevant to Neutron β-Decay,"

   J. W. Martin, M. J. Betancourt, B. W. Filippone, S. A. Hoedl, T. M. Ito, B. Plaster, A. R. Young and J. Yuan, Phys. Rev. C 73, 015501 (2006).

   doi: 10.1103/PhysRevC.73.015501
8. "Measurement of Electron Backscattering in the Energy Range of Neutron β-Decay,"

   J. W. Martin, J. Yuan, S. A. Hoedl, B. W. Filippone, D. Fong, T. M. Ito, E. Lin, B. Tipton and A. R. Young, Phys. Rev. C 68, 055503 (2003).

   doi: 10.1103/PhysRevC.68.055503
9. "Depolarization of ultracold neutrons during their storage in material bottles,"

   A. P. Serebrov, M. Lasakov, A. V. Vassiljev, I. A. Krasnoshekova, Yu. P. Rudnev, A. K. Fomin, V. E. Varlamov, P. Geltenbort, J. Butterworth, A. R. Young, U. Pesavento, Phys. Lett. A 313, 373 (2003).

   doi: 10.1016/S0375-9601(03)00848-X
10. "Depolarization of UCN Stored in Material Traps,"

    A. Serebrov, A. Vasiliev, M. Lasakov, Yu. Rudnev, I. Krasnoshekova, P. Geltenbort, J. Butterworth, T. Bowles, C. Morris, S. Seestrom, D. Smith, A. R. Young, Nucl. Instr. and Meth. A 440, 717 (2000).

    doi: 10.1016/S0168-9002(99)01068-2

Solid Deuterium Source Studies

8. "Performance of the Los Alamos National Laboratory spallation-driven solid-deuterium ultra-cold neutron source,"

   A. Saunders, M. Makela, H. O. Back, J. Boisavain, L. J. Broussard, T. J. Bowles, R. Carr, S. Currie, B. Filippone, A. Garcia, P. Geltenbort, K. P. Hickerson, R. Hill, J. Hoagland, A. Holley, G. Hogan, T. M. Ito, S. Lamoreaux, J. Liu, R. Mammei, J. Martin, D. Melconian, M. Mendenhall, C. Morris, R. Mortensen, R. Pattie Jr., M. Pitt, B. Plaster, J. Ramsey, R. Rios, S. Seestrom, E. I. Sharapov, W. Sondheim, B. Teasdale, A. Young, B. VornDick, B. Vogelaar, Y. Xu, A. Sallaska, S. Sjue, S. Hoedl, Y. Bagdasarova, and C.-Y. Liu, Rev. Sci. Instrum. 84, 013304 (2013).

   doi: 10.1063/1.477006
9. "Ultracold-neutron production in a pulsed-neutron beam line,"

   C. M. Lavelle, C.-Y. Liu, W. Fox, G. Manus, P. M. McChesney, D. J. Salvat, Y. Shin, M. Makela, C. Morris, A. Saunders, A. Couture, A. R. Young, Phys. Rev. C 82, 015502 (2010).

   doi: 10.1103/PhysRevC.82.015502
10. "Cold Neutron Energy Dependent Production of Ultracold Neutrons in Solid Deuterium (vol. 99, art no. 262502, 2007),"

    F. Atchison, B. Blau, K.Bodek, B. van den Brandt, T. Brys, M. Daum, P. Fierlinger, A. Frei, P. Geltenbort, P. Hautle, R. Henneck, S. Heule, A. Holley, M. Kasprzak, K. Kirch, A. Knecht, J. Konter, M. Kuzniak, C.-Y. Liu, C. L. Morris, A. Pichlmaier, C. Plonka, Y. Pokotilovskii, A. Saunders, Y. Shin, D. Tortorella, M. Wohlmuther, A. R. Young, J. Zejma and G. Zsigmond, Phys. Rev. Lett. 101, 189902 (2008).

    doi: 10.1103/PhysRevLett.101.189902
11. "Cold Neutron Energy Dependent Production of Ultracold Neutrons in Solid Deuterium,"

    F. Atchison, B. Blau, K.Bodek, B. van den Brandt, T. Brys, M. Daum, P. Fierlinger, A. Frei, P. Geltenbort, P. Hautle, R. Henneck, S. Heule, A. Holley, M. Kasprzak, K. Kirch, A. Knecht, J. Konter, M. Kuzniak, C.-Y. Liu, C. L. Morris, A. Pichlmaier, C. Plonka, Y. Pokotilovskii, A. Saunders, Y. Shin, D. Tortorella, M. Wohlmuther, A. R. Young, J. Zejma and G. Zsigmond, Phys. Rev. Lett. 99, 262502 (2007).

    doi: 10.1103/PhysRevLett.99.262502
12. "Demonstration of a Solid Deuterium Source of Ultra-Cold Neutrons,"

    A. Saunders, J. M. Anaya, T. J. Bowles, B. W. Filippone, P. Geltenbort, R. E. Hill, M. Hino, S. Hoedl, G. E. Hogan, T. M. Ito, K. W. Jones, T. Kawai, K. Kirch, S. K. Lamoreaux, C.-Y. Liu, M. Makela, L. J. Marek, J. W. Martin, C. L. Morris, R. N. Mortensen, A. Pichlmaier, S. J. Seestrom, D. Smith, W. Teasdale, B. Tipton, R. B. Vogelaar, A. R. Young and J. Yuan, Physics Letters B 593, 55 (2004).

    doi: 10.1016/j.physletb.2004.04.048
13. "An apparatus to control and monitor the para-D₂ concentration in a solid deuterium, superthermal source of ultra-cold neutrons,"

    C.-Y. Liu, S. K. Lamoreaux, A. Saunders, D. Smith and A. R. Young, Nucl. Instr. and Meth. A 508, 257 (2003).

    doi: 10.1016/S0168-9002(03)01666-8
14. "Measurements of Ultracold Neutron Lifetimes in Solid Deuterium,"

    C. L. Morris, J. M. Anaya, T. J. Bowles, B. W. Filippone, P. Geltenbort, R. E. Hill, M. Hino, S. Hoedl, G. E. Hogan, T. M. Ito, T. Kawai, K. Kirch, S. K. Lamoreaux, C.-Y. Liu, M. Makela, L. J. Marek, J. W. Martin, R. N. Mortensen, A. Pichlmaier, A. Saunders, S. J. Seestrom, D. Smith, W. Teasdale, B. Tipton, M. Utsuro, A. R. Young and J. Yuan, Phys. Rev. Lett 89, 272501 (2002).

    doi: 10.1103/PhysRevLett.89.272501
15. "Experimental Studies of Very Cold Neutrons Passing through Solid Deuterium,"

    A. P. Serebrov, E. A. Kolomenski, M. S. Lasakov, et al., JETP Letters 74, 302 (2001).
16. "Ultra-Cold Neutron Upscattering in a Molecular Deuterium Crystal,"

    C.-Y. Liu, A. R. Young and S. K. Lamoreaux, Rapid Communications: Phys. Rev. B 62, R3581 (2000).

    doi: 10.1103/PhysRevB.62.R3581
17. "Performance of the prototype LANL solid deuterium ultra-cold neutron source,"

    R. E. Hill for the SD₂ collaboration, with G. L. Greene, L. Marek, E. Pasyuk, A. Garcia, B. Fujikawa, S. Baessler, Nucl. Instr. and Meth. A 440, 674 (2000).

    doi: 10.1016/S0168-9002(99)01060-8

Detectors

17. "Sealed drift tube cosmic ray veto veto counters,"

    R. Rios et al., Nucl. Instr. and Meth. in Phys. Res. A 637, 105 (2011).

    doi: 10.1016/j.nima.2010.12.098
18. "Preparation of In-114m low energy conversion electron sources,"

    C. Wrede, B. W. Filippone, A. Garcia, G. C. Harper, S. Lassell, J. Liu, M. P. Mendenhall, A. S. C. Palmer, R. W. Pattie, Jr., D. I. Will, A. R. Young, Nucl. Instrum. Methods B, 269 10(2011).

    doi: 10.1016/j.nimb.2011.02.076
19. "Characterization of Thin-Foil Ultracold Neutron Detectors,"

    A. L. Sallaska, S. Hoedl, A. Garcia, D. Melconian, A. R. Young, P. Geltenbort, S. K. L. Sjue, A. T. Holley, Nucl. Instr. and Meth. in Phys. Res. A 603, 421-428 (2009).

    doi: 10.1016/j.nima.2009.02.014
20. "Multi-wire Proportional Chamber for Ultracold Neutron Detection,"

    C. L. Morris, T. J. Bowles, J. Gonzales, R. Hill, G. Hogan, M. Makela, R. Mortenson, J. Ramsey, A. Saunders, S. Seestrom, W. E. Sondheim, W. Teasdale, H. O. Back, R. W. Pattie, A. T. Holley, A. R. Young, and L. J. Broussard, Nucl. Instr. and Meth. in Phys. Res. A 599, 248-250 (2009).

    doi: 10.1016/j.nima.2008.11.099
21. "A solenoidal electron spectrometer for a precision measurement of the neutron β-asymmetry with ultracold neutrons,"

    B. Plaster, R. Carr, B.W. Filippone, D. Harrison, J. Hsiao, T.M. Ito, J. Liu, J.W. Martin, B. Tipton, J. Yuan, Nucl. Instr. and Meth. in Phys. Res. A 595, 587-598 (2008).

    doi: 10.1016/j.nima.2008.07.143
22. "A multiwire proportional chamber for precision studies of neutron β decay angular correlations,"

    T.M. Ito, R. Carr, B.W. Filippone, J.W. Martin, B. Plaster, G. Rybka, J. Yuan, Nucl. Instr. and Meth. in Phys. Res. A 571, 676-686 (2007).

    doi: 10.1016/j.nima.2006.11.026
23. "An electron transparent proton detector for neutron decay studies,"

    S. A. Hoedl, A. R. Young, H. Ade, and A. Lozano, J. Appl. Phys. 99, 084904 (2006).

    doi: 10.1063/1.2186970
24. "A double-focusing Helmholtz-coil spectrometer,"

    J. Yuan, B. W. Filippone, D. Fong, T. M. Ito, J. W. Martin, J. Penoyar, B. Tipton, Nucl. Instr. and Meth. in Phys. Res. A 465, 404-413 (2001).

    doi: 10.1016/S0168-9002(01)00248-0

Theses

1. Robert W. Pattie, 2012

   A Precision Measurement of the Neutron Beta-Asymmetry using Ultracold Neutrons
2. Leah J. Broussard, 2012

   High Precision Measurement of the 19Ne Lifetime
3. Adam T. Holley, 2012

   Ultracold Neutron Polarimetry in a Measurement of the Beta-Asymmetry
4. Russell R. Mammei, 2010

   Thin Films for the Transport of Polarized Ultracold Neutrons for Fundamental Symmetry Study
5. Yanping Xu, 2006

   Characterization of Solid Deuterium Ultracold Neutron Source Production and UCN Transport
6. Junhua Yuan, 2006

   Progress Towards a High Precision Measurement of the Neutron Spin-Electron Angular Correlation in Polarized Neutron β Decay with Ultra-Cold Neutrons
7. Mark F. Makela, 2005

   Polarized Ultracold Neutrons: their transport in diamond guides and potential to search for physics beyond the standard model
8. Seth A. Hoedl, 2003

   Novel Proton Detectors, Ultra-Cold Neutron Decay and Electron Backscatter
9. Chen-Yu Liu, 2002

   A Superthermal Ultra-Cold Neutron Source
10. Daniel Deaton, 1998

    Nuclear Spin Relaxation of Hyperpolarized Gaseses on Polymer Surfaces (part 1)

    Nuclear Spin Relaxation of Hyperpolarized Gaseses on Polymer Surfaces (part 2)
11. Gordon Jones, 1995

    A Measurement of the Beta Decay of 19Ne as a Test of the Standard Model (part 1)

    A Measurement of the Beta Decay of 19Ne as a Test of the Standard Model (part 2)