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Laser Guide Star Adaptive Optics (LGS-AO) is becoming routine in several astronomical observatories. The use of powerful lasers generates sensible Raman emissions on the uplink laser beam path, plus secondary Rayleigh scattering from…

Instrumentation and Methods for Astrophysics · Physics 2022-08-17 G. Lombardi , D. Bonaccini Calia , M. Centrone , A. de Ugarte Postigo , S. Geier

Line Intensity Mapping (LIM) is a new observational technique that uses low-resolution observations of line emission to efficiently trace the large-scale structure of the Universe out to high redshift. Common mm/sub-mm emission lines are…

A new small-diameter Monitored Drift Tube (sMDT) chamber has been developed for the muon spectrometer of the ATLAS experiment to handle the higher collision rates expected at the CERN High Luminosity Large Hadron Collider (HL-LHC). This…

Instrumentation and Detectors · Physics 2021-12-08 Kevin Nelson , Yuxiang Guo , Dante Amidei , Edward Diehl

We introduce MAPCAT, a long-term observing program for "Monitoring of AGN with Polarimetry at the Calar Alto Telescopes". Multi-spectral-range studies are critical to understand some of the most relevant current problems of high energy…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Ivan Agudo , Sol N. Molina , Jose L. Gomez , Alan P. Marscher , Svetlana G. Jorstad , Jochen Heidt

The fastCAT application uses pre-calculated Monte Carlo (MC) CBCT phantom-specific scatter and detector response functions to reduce simulation time for megavoltage (MV) and kilovoltage (kV) CBCT imaging. Pre-calculated x-ray beam energy…

Medical Physics · Physics 2021-09-15 Jericho O'Connell , Magdalena Bazalova-Carter

The ATLAS experiment at the Large Hadron Collider (LHC) at CERN is currently waiting to record the first collision data in spring 2009. Its muon spectrometer is designed to achieve a momentum resolution of 10% pT(mu) = 1 TeV/c. The…

Instrumentation and Detectors · Physics 2019-08-13 Alberto Belloni

This work presents the first measurements performed on the Timespot1 ASIC. As the second prototype developed for the TimeSPOT project, the ASIC features a 32x32 channels hybrid-pixel matrix. Targeted to space-time tracking applications in…

Instrumentation and Detectors · Physics 2022-03-30 Lorenzo Piccolo , Sandro Cadeddu , Luca Frontini , Adriano Lai , Valentino Liberali , Angelo Rivetti , Alberto Stabile

The next generation of Extremely Large Telescopes (ELT), with diameters up to 39 meters, will start opera- tion in the next decade and promises new challenges in the development of instruments. The growing field of astrophotonics (the use…

Instrumentation and Methods for Astrophysics · Physics 2014-08-07 N. Blind , E. Le Coarer , P. Kern , J. Bland-Hawthorn

For a wide range of envisioned integrated sensing and communication (ISAC) use cases, it is necessary to incorporate tracking techniques into cellular communication systems. While numerous multi-target tracking (MTT) algorithms exist, they…

Accurate and comprehensive 3D sensing using LiDAR systems is crucial for various applications in photogrammetry and robotics, including facility inspection, Building Information Modeling (BIM), and robot navigation. Motorized LiDAR systems…

Robotics · Computer Science 2024-12-19 Jianping Li , Xinhang Xu , Jinxin Liu , Kun Cao , Shenghai Yuan , Lihua Xie

Achieving level-5 driving automation in autonomous vehicles necessitates a robust semantic visual perception system capable of parsing data from different sensors across diverse conditions. However, existing semantic perception datasets…

Computer Vision and Pattern Recognition · Computer Science 2025-01-28 Tim Brödermann , David Bruggemann , Christos Sakaridis , Kevin Ta , Odysseas Liagouris , Jason Corkill , Luc Van Gool

The detectors based on the liquid scintillator (LS) monitored by an array of photo-multiplier tubes (PMT) are often used in low energy experiments such as neutrino oscillation studies and search for dark matter. Detectors of this kind…

Simultaneous localization and mapping (SLAM) is a fundamental task for numerous applications such as autonomous navigation and exploration. Despite many SLAM datasets have been released, current SLAM solutions still struggle to have…

The SST-1M is a 4-m diameter mirror Davies-Cotton gamma-ray telescope. It has been designed to cover the energy range above 500 GeV and to be part of an array of telescopes separated by 150-200 m. Its innovative camera is featuring large…

The Simons Observatory (SO) will be a cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope, which will observe from the Atacama Desert in Chile. In total, SO will field…

LOFT (Large Observatory For x-ray Timing) is one of the ESA M3 missions selected within the Cosmic Vision program in 2011 to carry out an assessment phase study and compete for a launch opportunity in 2022-2024. The phase-A studies of all…

As part of the conceptual and preliminary design processes of the Thirty Meter Telescope (TMT), the TMT site testing team has spent the last five years measuring the atmospheric properties of five candidate mountains in North and South…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 M. Schoeck , S. Els , R. Riddle , W. Skidmore , T. Travouillon , R. Blum , E. Bustos , G. Chanan , S. G. Djorgovski , P. Gillett , B. Gregory , J. Nelson , A. Otarola , J. Seguel , J. Vasquez , A. Walker , D. Walker , L. Wang

Visible images have been widely used for motion estimation. Thermal images, in contrast, are more challenging to be used in motion estimation since they typically have lower resolution, less texture, and more noise. In this paper, a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Weichen Dai , Yu Zhang , Shenzhou Chen , Donglei Sun , Da Kong

Enabling efficient injection of light into single-mode fibers (SMFs) is a key requirement in realizing diffraction-limited astronomical spectroscopy on ground-based telescopes. SMF-fed spectrographs, facilitated by the use of adaptive…

We present the design and test results of the Miniature optical Transmitter (MTx) and Transceiver (MTRx) for the high luminosity LHC (HL-LHC) experiments. MTx and MTRx are Transmitter Optical Subassembly (TOSA) and Receiver Optical…

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