LIGO LSC Meeting March 19- 23, 2006 Interferometer Sensing and 1 LIGO_LSC_Sun_Photodiode_060322v2.ppt, K. Sun LIGO-G060141- 00-Z LIGO Photodiode Development and Optical Platform for LIGO Photodetectors Testing LSC March Meeting LIGO Hanford Observatory, March 22, 2006 Ke-Xun Sun Photodiodes --- with Rana Adhikari, Peter Fritschel, Osamu Miyakawa, Allan Weinstein, David Jackrel, Brian Lantz Optical Platform --- with Vern Sandberg, Fred Raab, Dick Gustafson EOPM EOAM EOPM EOAM PBS
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LIGO LSC Meeting March 19-23, 2006 Interferometer Sensing and Control WG 1 LIGO_LSC_Sun_Photodiode_060322v2.ppt, K. Sun LIGO-G060141-00-Z LIGO Photodiode.
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LIGO LSC Meeting March 19-23, 2006Interferometer Sensing and Control WG
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LIGO_LSC_Sun_Photodiode_060322v2.ppt, K. SunLIGO-G060141-00-Z
LIGO Photodiode Development and Optical Platform for LIGO Photodetectors Testing
LSC March MeetingLIGO Hanford Observatory, March 22, 2006
Ke-Xun SunPhotodiodes --- with Rana Adhikari, Peter Fritschel,
Osamu Miyakawa, Allan Weinstein, David Jackrel, Brian LantzOptical Platform --- with Vern Sandberg, Fred Raab, Dick Gustafson
EOPM EOAM
EOPM EOAM
PBS
LIGO LSC Meeting March 19-23, 2006Interferometer Sensing and Control WG
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LIGO_LSC_Sun_Photodiode_060322v2.ppt, K. SunLIGO-G060141-00-Z
RF Singlet Detector for LIGO+ and Adv. LIGO
• Material: InGaAs based family
• Pattern: Single element
• Diameter > 2 mm
• Frequency response: ~100 MHz
• Packaging: rf operable
• Cooling: Possible TEC
• Optical power: ~1 W
• Quantum efficiency target: 70%
2 mm
LIGO LSC Meeting March 19-23, 2006Interferometer Sensing and Control WG
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LIGO_LSC_Sun_Photodiode_060322v2.ppt, K. SunLIGO-G060141-00-Z
RF Quad Detectors for LIGO+ and Advanced LIGO
• Material: InGaAs based family• Pattern: Quad (see options right)• Gap size > 100 m• Active receiving area: 1 cm2 span• Frequency response: >100 MHz• Cross talk: 6 dB Better than minimum SNR