Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Bruce Feller"'
Publikováno v:
In Nuclear Inst. and Methods in Physics Research, A 2005 539(1):278-311
Publikováno v:
Journal of Applied Crystallography. 49(4):1130-1140
A nondestructive study of the internal structure and compositional gradient of dissimilar metal-alloy welds through energy-resolved neutron imaging is described in this paper. The presence of Bragg edges in the measured neutron transmission spectra c
Autor:
Anton S. Tremsin, Eberhard Lehmann, Frikkie de Beer, W. Bruce Feller, Oswald H. W. Siegmund, Brian White, Paul L. White, John V. Vallerga, Jason B. McPhate, Winfried Kockelmann
Publikováno v:
IEEE Transactions on Nuclear Science. 62:1288-1294
The unique capabilities of neutrons to penetrate materials opaque to X-rays and at the same time to interact with hydrogen make neutron radiography a technique of choice for the quantification of hydrogen-containing substances. However, the interacti
Autor:
Bruno Demé, G. LeDuc, Viviana Cristiglio, W. Bruce Feller, Daniel A. Kirschner, Andrew R. Denninger
Publikováno v:
'Acta Crystallographica D ', vol: 70, pages: 3198-3211 (2014)
Acta Crystallographica Section D: Biological Crystallography
Acta Crystallographica Section D: Biological Crystallography
The structure of internodal myelin in the rodent central and peripheral nervous systems has been determined using neutron diffraction. The kinetics of water exchange in these tissues is also described.
Rapid nerve conduction in the central and p
Rapid nerve conduction in the central and p
Autor:
Anton S. Tremsin, Winfried Kockelmann, Joe Kelleher, Jason B. McPhate, Anna Paradowska, Oswald H. W. Siegmund, John V. Vallerga, Axel Steuwer, S.Y. Zhang, W. Bruce Feller
Publikováno v:
Materials Science Forum. 772:9-13
The spatial resolution of time of flight neutron transmission diffraction was recently improved by the extension of photon/electron counting technology to imaging of thermal and cold neutrons. The development of novel neutron sensitive microchannel p
Autor:
Jason B. McPhate, Erik Schooneveld, John V. Vallerga, Anton S. Tremsin, Winfried Kockelmann, Nigel J. Rhodes, Oswald H. W. Siegmund, W. Bruce Feller
Publikováno v:
IEEE Transactions on Nuclear Science. 59:3272-3277
The existence of resonance peaks in neutron absorption spectra in the epithermal range of energies enables unique non-destructive testing techniques. The deep penetration of epithermal neutrons provides the opportunity to perform a compositional anal
Autor:
Anton S. Tremsin, Eberhard Lehmann, Oswald H. W. Siegmund, Tobias Panzner, Anders Kaestner, W. Bruce Feller, Pierre Boillat, Uwe Filges, Jason B. McPhate, John V. Vallerga
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 688:32-40
Conversion of thermal and cold neutrons into a strong ∼1 ns electron pulse with an absolute neutron detection efficiency as high as 50–70% makes detectors with 10B-doped Microchannel Plates (MCPs) very attractive for neutron radiography and micro
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 576:178-182
Neutron sensing microchannel plates (MCPs) developed by Nova Scientific Inc. incorporate high-efficiency neutron conversion materials in the MCP glass to provide a high neutron stopping power. We have developed and tested neutron event counting 2D-im
Autor:
Adrian Martindale, D. Vernon, A. F. Abbey, R. A. Street, J.I.W. Watterson, Richard M. Ambrosi, G.W. Fraser, D. Ross, Bruce Feller, J. Dowson, Richard C. Lanza
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 572:844-852
High-performance large area imaging detectors for fast neutrons in the 5–14 MeV energy range do not exist at present. The aim of this project is to combine microchannel plates or MCPs (or similar electron multiplication structures) traditionally us
Autor:
Bruce Feller, Richard M. Ambrosi, J.I.W. Watterson, R. A. Street, A. F. Abbey, Paul L. White, T. Stevenson, J. Dowson, Richard C. Lanza, G.W. Fraser, Greg Downing
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 542:271-278
High-performance large-area imaging detectors for fast neutrons in the 5–14 MeV energy range do not exist at present. The aim of this project is to combine microchannel plates or MCPs (or similar electron multiplication structures) traditionally us