Time-of-Flight measurements with a detector using a liquid Cherenkov radiator-prototype of a possible TOF detector for the Super-FRS at FAIR / N. A. Kuzminchuk-Feuerstein, O. V. Bogdanov, E. I. Rozhkova (Fiks) [et al.]
Уровень набора: Nuclear Instruments and Methods in Physics Research AЯзык: английский.Страна: .Резюме или реферат: Aiming to develop a Time-of-Flight (TOF) detector with a precision down to about 50 ps [sigma] in time, radiationhard and operating with a high radiation rate of relativistic heavy ions of up to 107per spill of 1 to 10 s., wehave constructed a new Time-of-Flight Cherenkov detector based on an Iodine-Naphthalene liquid radiator. Thisfluid with high refractive index (n=1.7003) was chosen to cover the corresponding velocities of the ions [beta]~0.59-0.92 at the future Super-FRS at FAIR. The application of a liquid radiator allows to circulate the materialand therefore greatly reduce the effects of a degradation of the optical performance during exposure to thehigh ion rates and radiation dose at the focal planes of the Super-FRS. The key properties of the prototype of aTOF-Cherenkov detector have been investigated in measurements with nickel ions at GSI in 2014. More recently,TOF measurements were performed with xenon ions at 600 MeV/u at GSI in 2016 and a timing resolution of 63ps (standard deviation [sigma]) was achieved..Примечания о наличии в документе библиографии/указателя: [References: 17 tit.].Аудитория: .Тематика: электронный ресурс | труды учёных ТПУ | Cherenkov photons | Cherenkov detector | time-of-flight detector | time accuracy | detection efficiency | super-FRS | фотоны | детекторы | точность | эффективность | обнаружение | излучатели Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
[References: 17 tit.]
Aiming to develop a Time-of-Flight (TOF) detector with a precision down to about 50 ps [sigma] in time, radiationhard and operating with a high radiation rate of relativistic heavy ions of up to 107per spill of 1 to 10 s., wehave constructed a new Time-of-Flight Cherenkov detector based on an Iodine-Naphthalene liquid radiator. Thisfluid with high refractive index (n=1.7003) was chosen to cover the corresponding velocities of the ions [beta]~0.59-0.92 at the future Super-FRS at FAIR. The application of a liquid radiator allows to circulate the materialand therefore greatly reduce the effects of a degradation of the optical performance during exposure to thehigh ion rates and radiation dose at the focal planes of the Super-FRS. The key properties of the prototype of aTOF-Cherenkov detector have been investigated in measurements with nickel ions at GSI in 2014. More recently,TOF measurements were performed with xenon ions at 600 MeV/u at GSI in 2016 and a timing resolution of 63ps (standard deviation [sigma]) was achieved.
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