Abstract
Position sensitive detectors (PSD) measure the distribution of scattered neutrons and are essential tools for neutron scattering experiments. Various types of neutron detectors used at neutron diffractometers are conventional tube detectors, 1-D and 2-D PSDs. Korea Atomic Energy Research Institute (KAERI) has been developing various kinds of PSDs to improve the instrument performance and to develop new scattering instruments. Our development work is initiated with 1-D PSD for residual stress analysis spectrometer and finally the technology is extended to development of 2-D PSD with planar and curved geometry. All PSDs are based on multiwire grid assembly with delay line readout method for position encoding, as the response is faster than charge division method and enables higher count rate capability. Design details and operational characteristics of some of the PSDs developed, for application at neutron scattering instruments are presented.
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Chang-Hee Lee, Myung-Kook Moon, V T Em, Young-Nam Choi, Hwa-Suk Oh and Uk-Won Nam, Nucl. Instrum Methods A508, 353 (2003)
Chang-Hee Lee, Vyacheslav Em, Myung-Kook Moon, Kyun-Pyo Hong, Jong-Kyu Cheon, Young-Hyun Choi, Uk-Won Nam and Kyung-Nam Kong, Physica B385, 1016 (2006)
Myung-Kook Moon, Uk-Won Nam, Chang-Hee Lee, V T Ema, Young-Hyun Choi, Jong-Kyu Cheon and Kyung-Nam Kong, Nucl. Instrum. Methods A538, 592 (2005)
Myung-Kook Moon, Chang-Hee Lee, Shin-Ae Kim, Jong-Kyu Cheon, Young-Hyun Choi, Hark-Rho Kim and Yukio Noda, Development of a curved neutron detector for single crystal diffraction study, Conference Proceedings IEEE Nuclear Science Symposium 2007, Hawaii
Myung-Kook Moon, Chang-Hee Lee, Young-Hyun Choi, Jong-Kyu Cheon, Uk-Won Nam and Kyung-Nam Kong, 3rd International Workshop on Position-Sensitive Neutron Detectors, 12–16 January 2004, Tokyo, Japan
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Moon, M., Lee, C., Cheon, J. et al. Neutron detectors for scattering experiments at HANARO. Pramana - J Phys 71, 1189–1195 (2008). https://doi.org/10.1007/s12043-008-0245-3
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DOI: https://doi.org/10.1007/s12043-008-0245-3