SCSI: the Southern Connecticut Stellar Interferometer

SCSI: the Southern Connecticut Stellar Interferometer
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SCSI:南康涅狄格恒星干涉仪

DOI:
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发表时间:
2016
期刊:
Astronomical Telescopes + Instrumentation
影响因子:
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通讯作者:
A. Giudice
A. Giudice
中科院分区:
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文献类型:
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作者:
E. Horch;Samuel A. Weiss;Justin D. Rupert;Alex J. DiMaio;Daniel A. Nusdeo;P. Peronio;I. Rech;A. Gulinatti;A. Giudice

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本文描述了一种用于恒星天文学的新型可见光强度干涉仪的构造。该仪器位于康涅狄格州纽黑文的南康涅狄格州立大学,但该系统的关键部件也是便携式的,并且已经被带到现有的研究级望远镜上,以最大限度地提高灵敏度和基线。干涉仪目前是一个两站的仪器,但它很容易扩展到多个站同时测量使用多个基线。该设计采用单光子雪崩二极管(SPAD)阵列,提高了仪器的吞吐量和信噪比。将讨论预测的系统性能和初步观察结果。
The construction of a new prototype visible-light intensity interferometer for use in stellar astronomy is described. The instrument is located in New Haven, Connecticut, at Southern Connecticut State University, but key components of the system are also portable and have been taken to existing research-class telescopes to maximize sensitivity and baseline. The interferometer is currently a two-station instrument, but it is easily expandable to several stations for simultaneous measurement using multiple baselines. The design features single photon avalanche diode (SPAD) arrays, which increase the throughput and signal-to-noise ratio of the instrument. Predicted system performance and preliminary observations will be discussed.