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Related papers: JPCam: A 1.2Gpixel camera for the J-PAS survey

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The JVAS (Jodrell Bank-VLA Astrometric Survey) and CLASS (Cosmic Lens All-Sky Survey) are well-defined surveys containing about ten thousand flat-spectrum radio sources. For many reasons, flat-spectrum radio sources are particularly…

MAIA, the Mercator Advanced Imager for Asteroseismology, is a new fast-cadence 3-channel photometric instrument. It is installed on the 1.2-m Mercator telescope at the Roque de Los Muchachos Observatory in La Palma, Spain. MAIA comprises 3…

Instrumentation and Methods for Astrophysics · Physics 2013-11-14 Jesús Pérez Padilla , Simon Tulloch , Gert Raskin , Saskia Prins , Florian Merges , Wim Pessemier , Steven Bloemen

We present the photometric calibration of the Beijing-Arizona Sky Survey (BASS) and Mayall z-band Legacy Survey (MzLS), which are two of the three wide-field optical legacy imaging surveys to provide the baseline targeting data for the Dark…

Instrumentation and Methods for Astrophysics · Physics 2018-07-04 Zhimin Zhou , Xu Zhou , Hu Zou , Tianmeng Zhang , Jundan Nie , Xiyan Peng , Xiaohui Fan , Linhua Jiang , Ian McGreer , Jinyi Yang , Arjun Dey , Jun Ma , Jiali Wang , Xu Kong , Qirong Yuan , Hong Wu , David Schlegel

Photometric surveys require precise point spread function (PSF) characterization, as it varies across filters and is crucial for accurate photometry and low surface brightness (LSB) studies. However, the small PSF size provided by default…

The Dark Energy Survey (DES) is a next generation optical survey aimed at measuring the expansion history of the universe using four probes: weak gravitational lensing, galaxy cluster counts, baryon acoustic oscillations, and Type Ia…

We develop a formalism for measuring the cosmological distance scale from baryon acoustic oscillations (BAO) using the cross-correlation of a sparse redshift survey with a denser photometric sample. This reduces the shot noise that would…

Cosmology and Nongalactic Astrophysics · Physics 2018-04-25 Anna Patej , Daniel J. Eisenstein

The Arcminute Microkelvin Imager Galactic Plane Survey (AMIGPS) provides mJy-sensitivity, arcminute-resolution interferometric images of the northern Galactic plane at $\approx$ 16 GHz. The first data release covered $76^{\circ} \lessapprox…

Near-infrared surveys have very promising cosmological applications. The DENIS 2 micron survey, currently in camera-testing, is scheduled to begin in early 1995, and to map the entire southern sky in the $I$, $J$, and $K'$ bands. The steps…

Astrophysics · Physics 2016-08-30 Gary A. Mamon

We present a near-IR survey of the Trapezium Cluster and inner Orion Nebula using the NASA/ESA/CSA James Webb Space Telescope. The survey with the NIRCam instrument covers 10.9 x 7.5 arcminutes (~1.25 x 0.85 pc) in twelve wide-, medium-,…

Solar and Stellar Astrophysics · Physics 2023-10-06 M. J. McCaughrean , S. G. Pearson

LOFAR is the only radio telescope that is presently capable of high-sensitivity, high-resolution (<1 mJy/b and <15") observations at ultra-low frequencies (<100 MHz). To utilise these capabilities, the LOFAR Surveys Key Science Project is…

In this work we present the design and characterization of a dual comb photoacoustic spectroscopy (DCPAS) set-up for ammonia detection in the near infrared. The system consists of a dual electro-optic (EO) comb generator that generates a…

We present the results of a beam test conducted on a telescope using the JadePix-3 pixel sensor, developed with TowerJazz 180 nm CMOS imaging technology. The telescope is composed of five planes, each equipped with a JadePix-3 sensor with…

High Energy Physics - Experiment · Physics 2024-05-28 Sheng Dong , Zhiliang Chen , Jia Zhou , Xinye Zhai , Anqi Wang , Yunxiang Wang , Hulin Wang , Lailin Xu , Jing Dong , Yang Zhou , Yunpeng Lu , Mingyi Dong , Hongyu Zhang , Qun Ouyang

The idea of using stellar photometry for atmospheric monitoring for optical experiments in high-energy astrophysics is seemingly straightforward, but reaching high precision of the order of 0.01 in the determination of the vertical aerosol…

The near-earth object camera (NEOCam) is a proposed infrared space mission designed to discover and characterize most of the potentially hazardous asteroids larger than 140 m in diameter that orbit near the Earth. NASA has funded technology…

We aim to use multi-band imaging from the Phase-3 Verification Data of the J-PLUS survey to derive accurate photometric redshifts (photo-z) and look for potential new members in the surroundings of the nearby galaxy clusters A2589…

We have designed, constructed and put into operation a very large area CCD camera that covers the field of view of the 1.2 m Samuel Oschin Schmidt Telescope at the Palomar Observatory. The camera consists of 112 CCDs arranged in a mosaic of…

This paper proposes a joint communication and indoor positioning (JCP) system based on visible light communication (VLC) designed for high-precision indoor environments. The framework supports 2D and 3D positioning using received signal…

Signal Processing · Electrical Eng. & Systems 2025-08-07 A. Tarik Leblebici , Sumeyra Hassan , Erdal Panayirci , H. Vincent Poor