IPAC2018 - List of Authors (Lin, L.)

Paper	Title	Page
THPML112	Preliminary Design and Calculation of Button BPM for the HALS Storage Ring	4929
	F.F. Wu, F.L. Gao, L.T. Huang, X.Y. Liu, P. Lu, B.G. Sun, J.H. Wei, Y.L. Yang, T.Y. Zhou USTC/NSRL, Hefei, Anhui, People's Republic of China L. Lin Huizhou University, Huizhou, People's Republic of China
	Funding: Supported by the National Science Foundation of China (Grant No.11705203, 11575181，11605202) and the National Key Research and Development Program of China(No. 2016YFA0402000) Button BPM is being designed for the HALS storage ring, which is a diffraction-limited storage ring (DLSR) located at the NSRL in Hefei city. Since beam size is very small, the required resolution of 50 nm for beam position measurement need to be obtained. The parameters of the HALS Button BPM are initially determined. According to theoretical formulas, electrode induced signal is calculated and the relationship between electrode induced signal and beam current is obtained. Signal to noise ratio(SNR)of the HALS Button BPM is calculated with different beam current when the required resolution is 50 nm. The results show that the SNR is well when beam current is very low. In addition, the effects of BPM RF frequency and button electrode radius on SNR are analyzed.
DOI •	reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2018-THPML112
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Paper

Title

Page

Preliminary Design and Calculation of Button BPM for the HALS Storage Ring

4929

F.F. Wu, F.L. Gao, L.T. Huang, X.Y. Liu, P. Lu, B.G. Sun, J.H. Wei, Y.L. Yang, T.Y. Zhou
USTC/NSRL, Hefei, Anhui, People's Republic of China
L. Lin
Huizhou University, Huizhou, People's Republic of China

Funding: Supported by the National Science Foundation of China (Grant No.11705203, 11575181，11605202) and the National Key Research and Development Program of China(No. 2016YFA0402000)
Button BPM is being designed for the HALS storage ring, which is a diffraction-limited storage ring (DLSR) located at the NSRL in Hefei city. Since beam size is very small, the required resolution of 50 nm for beam position measurement need to be obtained. The parameters of the HALS Button BPM are initially determined. According to theoretical formulas, electrode induced signal is calculated and the relationship between electrode induced signal and beam current is obtained. Signal to noise ratio(SNR)of the HALS Button BPM is calculated with different beam current when the required resolution is 50 nm. The results show that the SNR is well when beam current is very low. In addition, the effects of BPM RF frequency and button electrode radius on SNR are analyzed.

DOI •

reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2018-THPML112

Export •

reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml)