Double-focusing thermal triple-axis spectrometer at the NCNR

Journal of Research of the National Institute of Standards and Technology

Volumn 117, Issue 1, 2012, Pages 61-79

  Lynn, J W ^a   Chen, Y ^a,b   Chang, S ^a   Zhao, Y ^a,b   Chi, S ^a,b   Ratcliff II, W ^a   Ueland, B G ^a   Erwin, R W ^a  

^a NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY   (United States)

^b UNIVERSITY OF MARYLAND   (United States)

Author keywords

Inelastic neutron scattering; Neutron diffraction; Polarized neutrons; Position sensitive detector; Thermal neutron tripleaxis spectrometer

Indexed keywords

FOCUSING; INELASTIC NEUTRON SCATTERING; MONOCHROMATORS; NEUTRON DIFFRACTION; NEUTRON SCATTERING; NUCLEAR REACTORS; OPTICAL SENSORS;

ANALYZER CRYSTALS; DIFFRACTION MODES; MODES OF OPERATION; POLARIZED NEUTRONS; POSITION-SENSITIVE DETECTORS; PYROLYTIC GRAPHITE; THERMAL NEUTRON TRIPLEAXIS SPECTROMETERS; THERMAL TRIPLE AXIS SPECTROMETERS;

SPECTROMETERS;

EID: 84859256441     PISSN: 21657254     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (21)

1. K. N. Clausen, D. F. McMorrow, K. Lefmann, G. Aeppli, T. E. Mason, A. Schröder, M. Issikii, M. Nohara, and H. Takagi, The RITA spectrometer at Rise - Design considerations and recent results, Physica B 241-243, 50 (1998). http://dx.doi.org/10.1016/S0921-4526(97)00510-3
2. http://www.ncnr.nist.gov/instruments/spins/.
3. C. Appel (private communication, 3/1993).
4. S. A. Smee, P. C. Brand, D. D. Barry, C. L. Broholm, and D. K. Anand, An elastic, low-background vertical focusing element for a doubly focusing neutron monochromator, Nucl. Instrum. Methods Phys. Res. A 466, 513 (2001). http://dx.doi.org/10.1016/S0168-9002(01)00696-9
5. D. F. R. Mildner, P. C. Brand, and D. L. Clem, Cold pressing of copper single crystals for a large-area doubly focusing monochromator, J. Appl. Cryst. 37, 455 (2004). http://dx.doi.org/10.1107/S0021889804007289
6. J. R. D. Copley, Acceptance diagram analysis of the performance of vertically curved neutron monochromators, Nuclear Instruments and Methods A301, 191 (1991). http://dx.doi.org/10.1016/0168-9002(91)90459-4
7. S. F. Treviño and D. F. R. Mildner, Hot pressing of germanium monochromator crystals, J. Appl. Cryst. 37, 339 (2004). http://dx.doi.org/10. 1107/S0021889804001785
8. J. A. Rodriguez, D. M. Adler, P. C. Brand, C. Broholm, J. C. Cook, C. Brocker, R. Hammond, Z. Huang, P. Hundertmark, J. W. Lynn, N. C. Maliszewskyj, J. Moyer, J. Orndorff, D. Pierce, T. D. Pike, G. Scharfstein, S. A. Smee, and R. Vilaseca, MACS-a new high intensity cold neutron spectrometer at NIST, Meas. Sci. Technol. 19, 034023 (2008). http://dx.doi.org/10.1088/0957-0233/19/3/034023
9. K. Lefmann, D. F. McMorrow, H. M. Ronnow, K. Nielsen, K. N. Clausen, B. Lake, and G. Aeppli, Added flexibility in triple axis spectrometers: the two RITAs at Risø, Physica B 283, 343 (2000). http://dx.doi.org/10.1016/ S0921-4526(00)00335-5
10. K. Lefmann, Ch. Niedermayer, A. B. Abrahamsen, C. R. H. Bahl, N. B. Christensen, H. S. Jacobsen, T. L. Larsen, P. Häfliger, U. Filges, and H. M. Rønnow, Realizing the full potential of a RITA spectrometer, Physica B 385, 1083 (2006). http://dx.doi.org/10.1016/j.physb.2006.05.372
11. C. R. H. Bahl, K. Lefmann, A. B. Abrahamsen, H. M. Rønnow, F. Saxild, T. B. S. Jensen, L. Udby, N. H. Andersen, N. B. Christensen, H. S. Jakobsen, T. Larsen, P. S. Häfliger, S. Streule, and Ch. Niedermayer, Inelastic neutron scattering experiments with the monochromatic imaging mode of the RITA-II spectrometer, Nuc. Instr. Meth. B246, 452 (2006). http://dx.doi.org/10.1016/j.nimb.2006.01.023
12. Wen-Hsien Li, Chin-Wei Wang, Daniel Hsu, Chi-Hung Lee, Chun-Ming Wu, Chih-Chieh Chou, Hung-Duen Yang, Yang Zhao, Sung Chang, Jeffrey W. Lynn, and Helmuth Berger (preprint).
13. C. de la Cruz, Q. Huang, J. W. Lynn, J. Li, W. Ratcliff II, J. L. Zarestky, H. A. Mook, G. F. Chen, J. L. Luo, N. L. Wang, and P. Dai, Magnetic order close to superconductivity in the iron-based layered La(O1-xFx)FeAs systems, Nature 453, 899 (2008). http:/dx.doi.org/10.1038/nature07057
14. J. W. Lynn, D. N. Argyriou, Y. Ren, Y. Chen, Y. M. Mukovskii, and D. A. Shulyatev, Order and dynamics of intrinsic nanoscale inhomogeneities in manganites, Phys. Rev. B76, 014437 (2007). http://dx.doi.org/10.1103/PhysRevB. 76.014437
15. 0.6, Phys. Rev. Lett. 103, 067008 (2009). http://dx.doi.org/10. 1103/PhysRevLett.103.067008
16. I. Zaliznyak, A. Savici, G. Gu, O. Garlea, and Y. Chen (private communication, 7/2011).
17. P. Dai (private communication, 7/2011).
18. R. T. Azuah, L. R. Kneller, Y. Qiu, P. L. W. Tregenna-Piggott, C. M. Brown, J. R. D. Copley, and R. M. Dimeo, DAVE: A comprehensive software suite for the reduction, visualization, and analysis of low energy neutron spectroscopic data, Journal of Research of the National Institute of Standards and Technology 114, 341 (2009).
19. 3He spin filters for a thermal neutron triple axis spectrometer, Physica B 397, 168 (2007). http://dx.doi.org/10.1016/j.physb.2007.02.053
20. R. M. Moon, T. Riste, and W. C. Koehler, Polarization analysis of thermal neutron scattering, Phys. Rev. 181, 920 (1969). http://dx.doi.org/10.1103/ PhysRev.181.920
21. http://www.ncnr.nist.gov/instruments/bt7-new/.