1–3 Dec 2020
ESA/ESTEC
Europe/Amsterdam timezone

ICARENG : Improvements to the radiation monitor to expand its capabilities

2 Dec 2020, 09:40
20m
Einstein (ESA/ESTEC)

Einstein

ESA/ESTEC

Speakers

Pablo Caron Jerome CARRON (CNES)Mr Bastien TaponatDr Marine Ruffenach (CNES) Robert ECOFFET (CNES)

Description

ICARE-NG is a radiation monitor already embedded in several space missions such as SAC-C, SAC-D, JASON2, JASON3 and more recently E7C.
Composed of several detection heads, a wide range of electron and proton energies can be measured. Initially designed with three detection heads, the geometries have recently been revised in order to integrate a new low-energy proton detection head. To guarantee an accurate discrimination of ionizing particles in a mixed field as radiation belts, magnets are used to deflect incident electrons. Moreover, a suitable shielding composed of aluminium and tungsten materials have been determined to reduce high-energy proton and bremsstrahlung contributions. The range of measured energies is now extended and protons from 2 MeV to 300 MeV can be measured.
Deposited energies are sampled by ICARE-NG as counts and methods for converting these counts to fluxes are needed. Recently, a dedicated Machine Learning algorithm have been developed and promising results were obtained.

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