Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Ian Radley"'
Publikováno v:
Medical Imaging 2017: Physics of Medical Imaging.
PURPOSE Pixelated CdZnTe (CZT) detector arrays are used in molecular imaging applications that can enable precision medicine, including small-animal SPECT, cardiac SPECT, molecular breast imaging (MBI), and general purpose SPECT. The interplay of gam
Autor:
Brian K. Tanner, Zhitao Kang, Douglas P. Halliday, J. T. Mullins, Ian Radley, C. J. Summers, F. Dierre
Publikováno v:
Journal of materials science : materials in electronics, 2017, Vol.28(16), pp.11950-11960 [Peer Reviewed Journal]
Bulk single crystals of zinc telluride up to 10 mm thick have been grown by the Multi-Tube Physical Vapour Transport technique and doped, in-situ during growth, with oxygen. Following hetero-epitaxial nucleation and buffer growth on 100 mm diameter G
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Autor:
A. Choubey, J. T. Mullins, P. Veeramani, Brian K. Tanner, Ian Radley, Andy Brinkman, Paul J. Sellin, Arnab Basu, A. T. G. Pym
Publikováno v:
Journal of Crystal Growth. 352:120-123
Growth by the Multi-tube Physical Vapour Transport technique and characterisation of bulk (Cd,Zn)Te is described. The crystalline perfection and uniformity of zinc content have been mapped by infra-red transmission and microscopy, X-ray diffraction a
Publikováno v:
2012 IEEE Nuclear Science Symposium and Medical Imaging Conference Record (NSS/MIC).
In this work, we combine a number of pixellated, high quality CdZnTe crystals of different configurations with a unique, fast electronic readout system with dynamic energy binning capabilities to develop a novel detection system capable of photon-cou
Autor:
Arnab Basu, M. J. Winter, Ian Radley, A.T.G. Pym, M. Ayoub, S. A. Sakwe, Fabrice Dierre, P.D. Scott
Publikováno v:
2009 IEEE Nuclear Science Symposium Conference Record (NSS/MIC).
ZnTe buffer layers have been found to greatly improve the quality of CdTe layers grown on germanium seeds.
Publikováno v:
2009 IEEE Nuclear Science Symposium Conference Record (NSS/MIC).
Optimizing the guard potential of a guarded small pixel detector has been shown to enhance detector resolution.
Publikováno v:
2009 IEEE Nuclear Science Symposium Conference Record (NSS/MIC).
The feasibility of depositing tungsten and molybdenum contacts on cadmium telluride by the electroless method has been demonstrated.
Autor:
Andrew W. Brinkman, Q. Jiang, A.T.G. Pym, Arnab Basu, Fabrice Dierre, Ian Radley, Benjamin John Cantwell, Mohammed Ayoub, J. T. Mullins, Paul D. Scott
Publikováno v:
2008 IEEE Nuclear Science Symposium Conference Record.
Uniform layers of cadmium telluride have been successfully grown hetero-epitaxially on germanium seeds up to 100 mm in diameter. X-ray diffraction studies show high structural quality for layers up to 1.4 mm thick. By doping with chlorine, resistivit
Publikováno v:
SPIE Proceedings.
A monolithic polycapillary optic was coupled with a mini focus x-ray source. The convergent beam of this system was used for micro fluorescence an was compared to a rotating anode source. The fluorescence intensities obtained from identical samples h
Publikováno v:
Microscopy and Microanalysis. 9:1276-1277