硅漂移X射线SDD探测器
KETEK 是的SDD 探测器生产商，其生产的SDD 探测器广泛的应用于分析仪器制备，科学研究以及宇宙探索等诸多领域。
按照产品的功能分类，KETEK 的探测器分为，VITUS，VIAMP，AXAS-A，AXAS-D，AXAS-M 五个系列。
VITUS系列产品
VITUS系列SDD探测器产品性能
产品级别 | Premium | Standard | |
能量分辨率 | 129 eV | 139 eV | |
峰背比 | > 15000 | > 6000 | |
峰尾比 | > 2000 | > 1000 | |
吸收层厚度 | 450 μm Si | ||
**计数率 | 1000 kcps | ||
光窗 | 8 μm Be | ||
制冷能力 | ΔT > 75 K | ||
准直器 | 多重准直 | ||
VITUS系列SDD探测器型号选择
VITUS Silicon Drift Detectors | |||||||
Cube Class | |||||||
Type | Active Area (mm2) | Window | Cooling Performance Max T @ 30℃ heat sink | Guaranteed FWHM @ 1μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50%[eV] | |
H7 | 7 | 8μm Be | 75 | 129 | >15，000 | 139 | |
H20 | 20 | 8μm Be | 75 | 129 | >15，000 | 139 | |
H30 | 30 | 8μm Be | 75 | 129 | >15，000 | 139 | |
H50 | 50 | 12.5μm Be | 75 | 129 | >15，000 | 139 | |
H80 | 80 | 25μm Be | 75 | 136 | >10，000 | 144 | |
R100 | 92 | 25μm Be | 75 | 136 | >400 | 144 | |
VITUS Silicon Drift Detectors | ||||||||
Premium Class | Standard Class | |||||||
Type | Guaranteed FWHM @ 8μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50% [eV] | Guaranteed FWHM @ 8μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50% [eV] | ||
H7 | 129 | >15，000 | 139 | 139 | >6，000 | 144 | ||
H20 | 129 | >15，000 | 139 | 139 | >6，000 | 144 | ||
H30 | 129 | >15，000 | 139 | 139 | >6，000 | 144 | ||
H50 | 129 | >15，000 | 139 | 139 | >6，000 | 144 | ||
H80 | 136 | >10，000 | 144 | 160 | >5，000 | 180 | ||
R100 | 136 | >400 | 144 | 160 | >400 | 180 | ||
VITUS Silicon Drift Detectors | |||||||
Cube Class | |||||||
Type | Active Area (mm2) | Window | Cooling Performance Max T @ 30℃ heat sink | GuaranteedFWHM @ 1μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50% [eV] | |
H7LE | 7 | AP3.3 low-energy window | 55 | 133 | >10，000 | 139 | |
H18LE | 18 | AP3.3 low-energy window | 55 | 136 | >10，000 | 139 | |
VITUS Silicon Drift Detectors | |||||||
Premiμm Class | Standard Class | ||||||
Type | GuaranteedFWHM @ 8μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50% [eV] | Guaranteed FWHM @ 8μs PT [eV] | Guaranteed P/B | Typ. FWHM @ 100kcps dead time <50% [eV] | |
H7LE | 133 | >10，000 | 139 | 139 | >6，000 | 144 | |
H18LE | 136 | >10，000 | 139 | 144 | >6，000 | 144 | |
