English
Related papers

Related papers: Nonlinearity in H4RG-10 Near-Infrared Detectors at…

200 papers

Strained layer superlattice (SLS) detectors are a new class of infrared detectors available in the scientific and commercial markets. The photosensitive bandpass is set by material and engineered properties with typical detectors covering…

Instrumentation and Methods for Astrophysics · Physics 2018-07-31 Aaron Peterson-Greenberg , Michael D. Pavel

A photothermal super resolution technique is proposed for an improved inspection of internal defects. To evaluate the potential of the laser-based thermographic technique, an additively manufactured stainless steel specimen with closely…

MOONS is a multi-object spectrograph for the ESO VLT covering a simultaneous wavelength range of 0.6-1.8 microns using approximately 1000 fibres. It uses four Teledyne Imaging Systems H4RG-15 4K x 4K detectors with 2.5 $\mu$m cut-off…

Instrumentation and Methods for Astrophysics · Physics 2020-12-16 Derek Ives , Domingo Alvarez , Naidu Bezawada , Elizabeth George , Benoît Serra

We report on the characterization of four Teledyne Imaging Systems HAWAII Hybrid Si CMOS detectors designed for X-ray detection. Three H1RG detectors were studied along with a specially configured H2RG. Read noise measurements were…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 Zachary Prieskorn , Christopher V. Griffith , Stephen D. Bongiorno , Abraham D. Falcone , David N. Burrows

Traditional fault diagnosis methods struggle to handle fault data, with complex data characteristics such as high dimensions and large noise. Deep learning is a promising solution, which typically works well only when labeled fault data are…

Machine Learning · Computer Science 2025-03-13 Dandan Zhao , Hongpeng Yin , Jintang Bian , Han Zhou

We propose and experimentally demonstrate a nonlinear-optics approach to pattern recognition with single-pixel imaging and deep neural network. It employs mode selective image up-conversion to project a raw image onto a set of coherent…

Optics · Physics 2021-02-03 Ting Bu , Santosh Kumar , He Zhang , Irwin Huang , Yuping Huang

The WFC3\IR channel has an innate non-linear response to incident photons, which is corrected for in the calwf3 pipeline with the NLINFILE reference file. The 2009 solution is based on an average polynomial correction for each IR quadrant…

Instrumentation and Methods for Astrophysics · Physics 2026-02-13 K. Huynh , V. Bajaj , M. Marinelli , J. Mack , S. Shenoy , N. Grogin

Early fault detection using instrumented sensor data is one of the promising application areas of machine learning in industrial facilities. However, it is difficult to improve the generalization performance of the trained fault-detection…

Signal Processing · Electrical Eng. & Systems 2019-02-26 Shun Takeuchi , Takahiro Saito

Accurate LiDAR-camera calibration is crucial for multi-sensor systems. However, traditional methods often rely on physical targets, which are impractical for real-world deployment. Moreover, even carefully calibrated extrinsics can degrade…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Haebeom Jung , Namtae Kim , Jungwoo Kim , Jaesik Park

Photovoltaic (PV) modules have been employed in visible light communication (VLC) for simultaneous energy harvesting and data reception. A PV-based receiver features easy optical alignment and self-powered operation. It is commonly assumed…

Signal Processing · Electrical Eng. & Systems 2021-11-22 Shuyan Chen , Liqiong Liu , Lian-Kuan Chen

Charge collection properties of depleted CMOS pixel detector prototypes produced on p-type substrate of 2 k$\Omega$cm initial resistivity (by LFoundry 150 nm process) were studied using Edge-TCT method before and after neutron irradiation.…

Analog photonic links require high-fidelity, high-speed optical-to-electrical conversion for applications such as radio-over-fiber, synchronization at kilometer-scale facilities, and low-noise electronic signal generation. Photodetector…

Instrumentation and Detectors · Physics 2018-12-05 J. Davila-Rodriguez , X. Xie , J. Zang , C. J. Long , T. M. Fortier , H. Leopardi , T. Nakamura , J. C. Campbell , S. A. Diddams , F. Quinlan

This paper addresses the problem of robust process and sensor fault reconstruction for nonlinear systems. The proposed method augments the system dynamics with an approximated internal linear model of the combined contribution of known…

Systems and Control · Electrical Eng. & Systems 2023-04-12 Farhad Ghanipoor , Carlos Murguia , Peyman Mohajerin Esfahani , Nathan van de Wouw

Nanomechanical resonators (NMRs) offer a promising alternative to traditional thermal-based radiation detectors due to their immunity to electrical noise. In recent years, these sensors have reached the previously unattained theoretical…

Instrumentation and Detectors · Physics 2026-05-05 Mathis Turgeon-Roy , Mohammed Shakir , Zachary Louis-Seize , Raphael St-Gelais

High redshift star-forming galaxies are discovered routinely through a flux excess in narrowband filters (NB) caused by an emission line. In most cases, the width of such filters is broad compared to typical line widths, and the throughput…

Astrophysics of Galaxies · Physics 2016-05-18 J. Zabl , W. Freudling , P. Møller , B. Milvang-Jensen , K. K. Nilsson , J. P. U. Fynbo , O. Le Fèvre , L. A. M. Tasca

The Neganov-Trofimov-Luke (NTL) effect is used by experiments based on cryogenic detectors to boost the sensitivity of light-sensitive devices down to a few optical photons. In this work we introduce a silicon light-detector technology that…

In this paper, we investigate and assess the performance of intra-channel nonlinearity compensation (IC-NLC) in long-haul coherent optical transmission systems with a symbol rate of 200 GBaud and beyond. We first evaluate the potential gain…

Optics · Physics 2025-07-29 Zhiyuan Yang , Mengfan Fu , Yihao Zhang , Qizhi Qiu , Lilin Yi , Weisheng Hu , Qunbi Zhuge

Ensuring a stable power supply in rural areas relies heavily on effective inspection of power equipment, particularly transmission lines (TLs). However, detecting TLs from aerial imagery can be challenging when dealing with misalignments…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Shengdong Zhang , Xiaoqin Zhang , Wenqi Ren , Linlin Shen , Shaohua Wan , Jun Zhang , Yujing M Jiang

Next-generation intensity-modulation (IM) and direct-detection (DD) systems used in data centers are expected to operate at 400 Gb/s/lane and beyond. Such rates can be achieved by increasing the system bandwidth or the modulation format,…

Signal Processing · Electrical Eng. & Systems 2025-06-25 Felipe Villenas , Kaiquan Wu , Yunus Can Gültekin , Jamal Riani , Alex Alvarado