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@inproceedings{apollonio:ipac2021-mopab062, author = {M. Apollonio and G. Cinque and H. Ghasem and A.N. Jury and I.P.S. Martin and R. Rambo}, title = {{A Single Dipole Source for Broad-Band Soft Photon Beamlines in Diamond-II}}, booktitle = {Proc. IPAC'21}, pages = {261--264}, eid = {MOPAB062}, language = {english}, keywords = {lattice, dipole, emittance, dynamic-aperture, linear-dynamics}, venue = {Campinas, SP, Brazil}, series = {International Particle Accelerator Conference}, number = {12}, publisher = {JACoW Publishing, Geneva, Switzerland}, month = {08}, year = {2021}, issn = {2673-5490}, isbn = {978-3-95450-214-1}, doi = {10.18429/JACoW-IPAC2021-MOPAB062}, url = {https://jacow.org/ipac2021/papers/mopab062.pdf}, note = {https://doi.org/10.18429/JACoW-IPAC2021-MOPAB062}, abstract = {{Diamond-II is a project based at Diamond Light Source for an upgrade towards a Storage Ring characterized by a reduction of a factor 20 in its natural emittance and a doubling of the number of straight sections. At Diamond-II the majority of existing beamline capacity should be maintained, while enhancing their performance thanks to the increase in brightness at the source points. The substantial modification of the lattice imposes a likewise re-design of the broad-band sources, presently based on standard dipoles. In this paper we discuss a possible solution for the IR/THz beamline B22 operating within a photon energy range between 1meV and 1eV. This proposal, ideal for low critical energy and single source point sources, entails the insertion of a dipole in one of the newly created mid-cell straights of the machine, while reducing the bending power of the nearby gradient dipoles. After performing the linear matching of the lattice, reproducing a comparable phase advance in the modified cell, we studied the non-linear dynamics of the system. Comparison of the main observables (Dynamic Aperture, Injection Efficiency and Lifetime) with the baseline case is discussed.}}, }