Symmetry exploitation in orbit feedback systems of synchrotrons for computational efficiency

I Kempf, PJ Goulart, SR Duncan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Structural symmetries in the storage ring of synchrotrons are intentionally created during the
design phase of the magnetic lattices, but they are rarely considered in the design of control …

Advanced control systems for fast orbit feedback of synchrotron electron beams

I Kempf - 2023 - ora.ox.ac.uk
Diamond Light Source is the UK's national synchrotron facility that produces synchrotron
radiation for research. At source points of synchrotron radiation, the electron beam stability …

[HTML][HTML] Control of cross-directional systems with approximate symmetries

I Kempf, PJ Goulart, SR Duncan - Automatica, 2024 - Elsevier
Structural symmetries of linear dynamical systems can be exploited for decoupling the
dynamics and reducing the computational complexity of the controller implementation …

Investigation and elimination of orbit distortion sources to achieve a high-quality photon beam at the Taiwan Photon Source

CH Huang, PC Chiu, CY Wu, KH Hu… - Journal of …, 2019 - iopscience.iop.org
High beam stability is important to obtain a brilliant photon beam. There are many sources
which can negatively affect beam stability, such as mechanical vibrations, electrical noise …

[PDF][PDF] Characterisation of closed orbit feedback systems

G Rehm - Proceedings of the eighth beam instrumentation …, 2019 - jacow.org
Closed orbit feedback is applied at nearly all synchrotrons. Detailed investigations continue
to be performed on the mathematical modelling of the spatial part (ie related to Orbit …

A method to detect multiple error sources and suppression of periodic beam motion with feedforward correction

CH Huang, KT Hsu, PC Chiu, KH Hu - Journal of Instrumentation, 2019 - iopscience.iop.org
A high electron beam stability at the source points of synchrotron radiation is required for the
preservation of the low emittance to generate highly brilliant photon beams to users. To …

[PDF][PDF] Commissioning of a 1.6 m long 16mm period superconducting undulator at the Australian Synchrotron

A Grau, N Glamann, K KIT, GW Walter, A Hobl… - core.ac.uk
Abstract A 1.6 m long 16 mm period superconducting undulator (SCU16) has been installed
and commissioned at the Australian Synchrotron. The SCU16, developed by Bilfinger Noell …