Journal of Infrared and Millimeter Waves, Volume. 41, Issue 6, 1002(2022)
Performance test method of InGaAs near infrared detector for astronomical observation
Figures & Tables(8)
Fig. 1. NIRvana-LN detector (a) ADU signal versus integration time, and (b) variance of total noise versus integration time
Fig. 2. Relation between signal ADU and integration time of NIRvana-LN detector without illumination
Fig. 3. (a) Signal reading vs. integration time, and (b) total noise variance vs. integration time
Fig. 4. Fitting curve of dark signal reading versus integration time under no light
Table 1. Conversion factor、read noise and dark current of NIRvana-LN detecor
View tableView in ArticleTable 1. Conversion factor、read noise and dark current of NIRvana-LN detecor
测量次数 转换因子/（ADU/e-） 读出噪声/e- 暗电流/（e-/s） 1 0.16 83 3.94 2 0.16 85 4.34 3 0.16 83 6.20 4 0.16 84 7.09 5 0.16 83.6 3.72 6 0.16 83.2 3.10 平均值 0.16 83.63 4.73
Table 2. Conversion factor, read noise and dark current of NIRvana detecor
View tableView in ArticleTable 2. Conversion factor, read noise and dark current of NIRvana detecor
测量次数 高转换因子 低转换因子 K/（ADU/e-） 读出噪声/e- 暗电流/（e-/s） K /（ADU/e-） 读出噪声/e- 暗电流/（e-/s） 1 1.25 104.4 422.66 0.098 374.3 597.91 2 1.25 105.1 414.49 0.094 400.9 596.15 3 1.25 105.3 413.93 0.103 346.6 597.87 4 1.25 105.8 413.92 0.095 386.8 596.56 5 1.25 106.3 414.31 0.097 395.0 597.80 平均值 1.25 105.4 415.86 0.097 380.72 597.26
Table 3. Comparison of measured and identification value for the detectors
View tableView in ArticleTable 3. Comparison of measured and identification value for the detectors
探测器名称 测量值 标称值 转换因子/（ADU/e-） 读出噪声/e- 暗电流/（e-/s） 转换因子/（ADU/e-） 读出噪声/e- 暗电流/（e-/s） NIRvana-LN 0.16 83.59 4.06 0.14 15 10 NIRvana（High K） 1.25 105 415 1 75 150 NIRvana（Low K） 0.097 380 597 0.07 140 150
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Bai-Cheng SUN, Jie GUO, Fang-Yu XU, Ming-Guo FAN, Xiao-Xia GONG, Yong-Sheng XIANG, Yun LING, Yu-Chen ZHANG. Performance test method of InGaAs near infrared detector for astronomical observation[J]. Journal of Infrared and Millimeter Waves, 2022, 41(6): 1002
Paper Information
Category: Research Articles
Received: May. 26, 2022
Accepted: --
Published Online: Feb. 6, 2023
The Author Email: Jie GUO (ynnugj@ sohu. com), Fang-Yu XU (xu_fangyu@ ynao.ac.cn)
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