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CLIC_DDS2HPT 04.03.2010. V. Khan. DDS2_HPT : Surface fields. DDS2_HPT : RF properties. Esur. Max. Values Esur=220 MV/m ∆T = 51 deg. Pin= 70.8 Eacc_UL=131 MV/m Sc=6.75 W/ μ m 2 RF-beam-eff=23.5%. 35*Sc. Eacc. Pin. ∆T. Dashed curves : Unloaded condition
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CLIC_DDS2HPT 04.03.2010 V. Khan
DDS2_HPT : RF properties Esur Max. Values Esur=220 MV/m ∆T = 51 deg. Pin= 70.8 Eacc_UL=131 MV/m Sc=6.75 W/μm2 RF-beam-eff=23.5% 35*Sc Eacc Pin ∆T Dashed curves : Unloaded condition Solid curves: Beam loaded condition
Matching cell design L • Two options • Vary a and b : very small room to vary b • vary a and L
N=1 a: 4-6 mm N=2 a: 4-6 mm N=3 a: 4-6 mm
N=1 a: 4.4-4.6 mm N=2 a: 4.4-4.6 mm N=3 a: 4.4-4.6 mm
Cell # 1 Where S= Poynting vector @ 95 MV/m
Cell # 24 @ 138 MV/m
Cell # 24 Cell # 1