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UNDULATORS

Research Contents > Beamlines > CASSIOPÉE > UNDULATORS
Optics 
                 Undulators (HU256 et HU60)
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UNDULATORS

For the low photon energy region, CASSIOPEE uses a HU256 electromagnetic undulator, with a 256 mm period, which was designed at SOLEIL and built at the Budker Institute of Nuclear Physics in Novosibirsk (Russia). This undulator supplies linearly (vertical or horizontal) or circularly (left or right) polarized photon in the 8 eV-100 eV range.
Two undulators are necessary to cover the large photon energy available on CASSIOPEE. They were designed and measured by the SOLEIL Insertion device Group (Antoine Dahl, Oleg Shubar, Fabrice Marteau, Chamseddine Benabderrahmane, Marie-Emmanuelle Couprie and Fabien Briquez). 
chon and Blandine Capitanio for the mouting and the supervision of the alignement.

Caption: The HU256 electromagnetic undulator during the magnetic measurements.

For the high photon energy region, CASSIOPEE uses a HU60 permanent magnet Apple II type undulator, with a 60 mm period, which was designed and built at SOLEIL. This undulator supplies linearly (vertical or horizontal) or circularly (left or right) polarized photon in the 100 eV-1500 eV range.

Caption: The HU60 permanent magnet undulator.

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