학술논문

Cryo-Irradiation tests of magneto-electrical components used for the James Webb Space Telescope
Document Type
Conference
Source
2007 9th European Conference on Radiation and Its Effects on Components and Systems Radiation and Its Effects on Components and Systems, 2007. RADECS 2007. 9th European Conference on. :1-5 Sep, 2007
Subject
Components, Circuits, Devices and Systems
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Testing
Telescopes
Magnets
Magnetoresistive devices
Cryogenics
Protons
Wheels
Magnetic separation
Magnetic sensors
Instruments
JWST
cryogenic irradiation
rare earth magnets
InSb/NiSb magnetoresistors
Language
ISSN
0379-6566
Abstract
We report on the radiation qualification programme of position sensors for the James Webb Space Telescope. Rare earth magnets and InSb/NiSb magnetoresistors have been exposed to 50 MeV protons (total doses 42 – 760 krad-Si) at ambient and cryogenic conditions.