空间辐射环境与光器件抗辐射加固技术进展

Space Radiation Environment and Resist-Radiation Hardening Technology Progress of Optical Devices

随着光器件在空间环境和辐射环境中的广泛应用,在国际上对光器件抗辐射性能的研究越来越多。为了提高光器件的抗辐射性能,满足空间应用的各种需要,文章介绍了空间辐射环境,空间辐射对光器件的影响和辐射损伤机理,主要是光纤、激光器、光探测器、光纤陀螺的辐射效应和损伤机理。同时,概述了航天用光器件的抗辐射加固技术及其最新进展。通过采用抗辐射加固技术,大大提高了空间应用的超辐射发光二极管(SLD)、超荧光光纤(SFS)光源、1310nm波长的InGaAsP/InP半导体激光器、电荷耦合器件(CCD)、互补性金属氧化物半导体(CMOS)器件的抗辐射性能和可靠性。

As wide applications of optical devices in space environment and radiation environment, more and more researches focus on its resist-radiation characteristics in internationally. To improve the resist- radiation performance of optical devices and meet the needs of space application, this paper proposes space radiation environment, The effects and radiation damage mechanism of space radiation on optical devices, especially radiation effects and radiation damage mechanism of fiber, laser, optical detector, fiber-optic gyroscopes. At the same time, resist-radiation hardening technology and recent progress of optical devices for space are summarized. Improve the resist-radiation performance and the reliability of super luminescent diode （SLD）, super-fluorescent fiber （SFS） source, 1 310nm wavelength InGaAsP/ InP semiconductor laser, charge-coupled devic （CCD）, complementary metal-oxide-semiconductor （CMOS） device by use resist-radiation technology.