MIRC-X/CHARA: sensitivity improvements with an ultra-low noise SAPHIRA detector

被引:8
|
作者
Anugu, Narsireddy [1 ]
Le Bouquin, Jean-Baptiste [2 ,3 ]
Monnier, John D. [2 ]
Kraus, Stefan [1 ]
Ennis, Jacob [2 ]
Lanthermann, Cyprien [3 ]
Setterholm, Bebjamin R. [2 ]
Davies, Claire L. [1 ]
ten Brummelaar, Theo [4 ]
Haidar, Mariam [2 ]
Dubravec, Veronika [2 ]
Peters, Scott [2 ]
机构
[1] Univ Exeter, Sch Phys & Astron, Exeter EX4 4QL, Devon, England
[2] Univ Michigan, Ann Arbor, MI 48109 USA
[3] Inst Planetol & Astrophys Grenoble, F-38058 Grenoble, France
[4] Georgia State Univ, CHARA Array, Atlanta, GA 30302 USA
来源
OPTICAL AND INFRARED INTERFEROMETRY AND IMAGING VI | 2018年 / 10701卷
基金
欧洲研究理事会;
关键词
infrared; interferometry; imaging; SAPHIRA; C-RED ONE;
D O I
10.1117/12.2313036
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
MIRC-X is an upgrade of the six-telescope infrared beam combiner at the CHARA telescope array, the world's largest baseline interferometer in the optical/infrared, located at the Mount Wilson Observatory in Los Angeles. The upgraded instrument features an ultra-low noise and fast frame rate infrared camera (SAPHIRA detector) based on e-APD technology. We report the MIRC-X sensitivity upgrade work and first light results in detail focusing on the detector characteristics and software architecture.
引用
收藏
页数:16
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