English
Related papers

Related papers: Electronics Instrumentation for the Greenland Tele…

200 papers

Since it is not possible to predict when a Gamma-Ray Burst (GRB) will occur or when Active Galactic Nucleus (AGN) flaring activity starts, follow-up/monitoring ground telescopes must be located as uniformly as possible all over the world in…

High Energy Astrophysical Phenomena · Physics 2015-05-20 T. Sakamoto , C. A. Wallace , D. Donato , N. Gehrels , T. Okajima , T. N. Ukwatta

We present a cold atom gravimeter operating with a sample of Bose-condensed Rubidium-87 atoms. Using a Mach-Zehnder configuration with the two arms separated by a two-photon Bragg transition, we observe interference fringes with a…

Infrared time-domain surveys remain significantly underdeveloped compared with their optical counterparts. We have developed the Antarctic Infrared Binocular Telescope (AIRBT) to study the dynamic infrared sky at Dome A, Antarctica, taking…

Instrumentation and Methods for Astrophysics · Physics 2025-10-17 Zhongnan Dong , Bin Ma , Haoran Zhang , Jinji Li , Xu Yang , Yi Hu , Zhaohui Shang , Michael C. B. Ashley

We report on our progress in the construction of a continuous matter-wave interferometer for inertial sensing via the non-destructive observation of Bloch oscillations. At the present stage of the experiment, around $10^5$strontium-88 atoms…

Cloud occlusion is a common problem in the field of remote sensing, particularly for retrieving Land Surface Temperature (LST). Remote sensing thermal instruments onboard operational satellites are supposed to enable frequent and…

Image and Video Processing · Electrical Eng. & Systems 2024-09-02 Yuhao Liu , Pranavesh Panakkal , Sylvia Dee , Guha Balakrishnan , Jamie Padgett , Ashok Veeraraghavan

The Einstein Telescope (ET) will be the next generation gravitational wave observatory in Europe with a sensitivity reaching beyond the CMB into the dark era of the Universe. Each corner of the triangular baseline design is the center of…

Instrumentation and Methods for Astrophysics · Physics 2025-08-25 Thomas Höhn , Adrian Schwenck , Thomas Thümmler , Joachim Wolf , Ralph Engel , Andreas Haungs , Einstein Telescope Pathfinder , collaboration

Single-photon atom gradiometry is a powerful experimental technique that can be employed to search for the oscillation of atomic transition energies induced by ultralight scalar dark matter (ULDM). In the sub-Hz regime the background is…

High Energy Physics - Phenomenology · Physics 2023-03-07 Leonardo Badurina , Valerie Gibson , Christopher McCabe , Jeremiah Mitchell

The Simons Observatory is a ground-based telescope array located at an elevation of 5200 meters, in the Atacama Desert in Chile, designed to measure the temperature and polarization of the cosmic microwave background. It comprises four…

Michelson-type laser-interferometric gravitational-wave (GW) observatories employ very high light powers as well as transmissively- coupled Fabry-Perot arm resonators in order to realize high measurement sensitivities. Due to the absorption…

The Arcminute Microkelvin Imager (AMI) telescopes located at the Mullard Radio Astronomy Observatory near Cambridge have been significantly enhanced by the implementation of a new digital correlator with 1.2 MHz spectral resolution. This…

We present the design and testing of a 2-20 GHz continuum band analog lag correlator with 16 frequency channels for astronomical interferometry. The correlator has been designed for future use with a prototype single-baseline interferometer…

Instrumentation and Methods for Astrophysics · Physics 2012-09-13 C. M. Holler , M. E. Jones , A. C. Taylor , A. I. Harris , S. A. Maas

Using a combination of deep 574ks Chandra data, XMM-Newton high-resolution spectra, and optical Halpha+NII images, we study the nature and spatial distribution of the multiphase plasma in M87. Our results provide direct observational…

A space-based far-infrared interferometer could work synergistically with the James Webb Space Telescope (JWST) and the Atacama Large Millimeter Array (ALMA) to revolutionize our understanding of the astrophysical processes leading to the…

Achieving the demanding sensitivity and bandwidth, envisaged for third generation gravitational wave (GW) observatories, is extremely challenging with a single broadband interferometer. Very high optical powers (Megawatts) are required to…

General Relativity and Quantum Cosmology · Physics 2010-01-06 Stefan Hild , Simon Chelkowski , Andreas Freise , Janyce Franc , Nazario Morgado , Raffaele Flaminio , Riccardo DeSalvo

Infrared interferometry has seen a revolution over the last few years. The advent of GRAVITY+ is about to enable high-contrast observations, all-sky coverage and faint science up to K=21, with the implementation on 8m-class telescope of…

Instrumentation and Methods for Astrophysics · Physics 2024-10-30 G. Bourdarot , F. Eisenhauer

The Short Baseline Near Detector (SBND) is one of three liquid argon (LAr) neutrino detectors sitting in the Booster Neutrino Beam (BNB) at Fermilab as part of the Short Baseline Neutrino (SBN) program. The detector is in a cryostat holding…

Instrumentation and Detectors · Physics 2019-10-16 Shanshan Gao

The EDELWEISS collaboration aims for direct detection of light dark matter using germanium cryogenic detectors with low threshold phonon sensor technologies and efficient charge readout designs. We describe here the development of Ge…

Production of the High Granularity Timing Detector for the ATLAS experiment at High Luminosity LHC requires over 21000 silicon sensors based on Low Gain Avalanche Diode (LGAD) technology. Their radiation hardness is monitored as a part of…

Instrumentation and Detectors · Physics 2025-11-10 Iskra Velkovska , Bojan Hiti

The Matter-Wave laser Interferometer Gravitation Antenna, MIGA, will be a hybrid instrument composed of a network of atom interferometers horizontally aligned and interrogated by the resonant field of an optical cavity. This detector will…