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Shear horizontal surface acoustic wave (SH-SAW) sensors are considered as a viable option for label-free, sensitive, real-time, and cost-effective detection. In this paper, we present the design, the fabrication and the characterization of…

Instrumentation and Detectors · Physics 2025-06-18 Alexandre Westrelin , Pierre Debavelear , Mathieu Lefevbre , Nour Abdallah , Kamal Lmimouni , Olivier Stienne , Bilel Hafsi

The Wide-field X-ray Monitor (WXM) is one of the scientific instruments carried on the High Energy Transient Explorer 2 (HETE-2) satellite launched on 2000 October 9. HETE-2 is an international mission consisting of a small satellite…

As an X-ray and gamma-ray all-sky monitor aiming for high energy astrophysical transients, Gravitational-wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) has also made a series of observational discoveries on burst…

We report the design and construction of a novel soft x-ray diffractometer installed at Diamond Light Source. The beamline endstation RASOR is constructed for general users and designed primarily for the study of single crystal diffraction…

Strongly Correlated Electrons · Physics 2014-11-21 T. A. W. Beale , T. P. A. Hase , T. Iida , K. Endo , P. Steadman , A. R. Marshall , S. S. Dhesi , G. van der Laan , P. D. Hatton

We are planning a future gamma-ray burst (GRB) mission HiZ-GUNDAM to probe the early universe beyond the redshift of z > 7. Now we are developing a small prototype model of wide-field low-energy X-ray imaging detectors to observe high-z…

The Gas Pixel Detector belongs to the very limited class of gas detectors optimized for the measurement of X-ray polarization in the emission of astrophysical sources. The choice of the mixture in which X-ray photons are absorbed and…

Instrumentation and Methods for Astrophysics · Physics 2015-05-18 F. Muleri , P. Soffitta , L. Baldini , R. Bellazzini , A. Brez , E. Costa , S. Fabiani , F. Krummenacher , L. Latronico , F. Lazzarotto , M. Minuti , M. Pinchera , A. Rubini , C. Sgro , G. Spandre

Single-shot absorption measurements have been performed using the multi-keV X-rays generated by a laser wakefield accelerator. A 200 TW laser was used to drive a laser wakefield accelerator in a mode which produced broadband electron beams…

We report a detection of the coherent distortion of faint galaxies arising from gravitational lensing by foreground structures. This ``cosmic shear'' is potentially the most direct measure of the mass power spectrum, as it is unaffected by…

Astrophysics · Physics 2011-05-05 David Bacon , Alexandre Refregier , Richard Ellis

We have constructed a moderately large area (32 cm2), fine pixel (2.5 mm pixel, 5 mm thick) CZT imaging detector which constitutes the first section of a detector module (256 cm2) developed for a balloon-borne wide-field hard X-ray…

Instrumentation and Methods for Astrophysics · Physics 2009-06-25 J. Hong , B. Allen , J. Grindlay , N. Chammas , S. Barthelemy , R. Baker , N. Gehrels , K. E. Nelson , S. Labov , J. Collins , W. R. Cook , R. McLean , F. Harrison

Future radar systems are expected to use waveforms of a high bandwidth, where the main advantage is an improved range resolution. In this paper, a technique to design robust wideband waveforms for a Multiple-Input-Single-Output system is…

Applications · Statistics 2016-11-17 Ashkan Panahi , Marie Ström , Mats Viberg

The XENON experiment aims at the direct detection of dark matter in the form of WIMPs (Weakly Interacting Massive Particles) via their elastic scattering off Xe nuclei. A fiducial mass of 1000 kg, distributed in ten independent liquid xenon…

We have used the Westerbork array to carry out an unbiased wide-field survey for HI emission features, achieving an RMS sensitivity of about 18 mJy/Beam at a velocity resolution of 17 km/s over 1800 deg^2 and between -1000 < V_Hel<+6500…

Astrophysics · Physics 2016-08-30 Robert Braun , David Thilker , Rene Walterbos

Large-size hybrid and pixelized GEM-Micromegas gaseous detectors (40x40 cm$^2$ active area) were developed and installed in 2014 and 2015 for the COMPASS2 physics program which started at the same time. That program involved in particular…

We report the application of the resistive anode readout method on a two dimensional imaging GEM detector. The resistive anode consists of $6\times6$ cells with the cell size $6~\mathrm{mm}\times6~\mathrm{mm}$. New electronics and DAQ…

Instrumentation and Detectors · Physics 2016-09-06 Xu-Dong Ju , Ming-Yi Dong , Chuan-Xing Zhou , Jing Dong , Yu-Bin Zhao , Hong-Yu Zhang , Hui-Rong Qi , Qun Ou-Yang

XMASS-I uses single phase liquid xenon technology for aiming at the direct detection of dark matter. The detector observes only scintillation light by 2 inch 642 PMTs which are placed in sphere shape around an active volume. With its large…

Cosmology and Nongalactic Astrophysics · Physics 2018-05-28 Masaki Yamashita

A novel method for localization and estimation of compact sources of gamma radiation for Micro Aerial Vehicles (MAVs) is presented in this paper. The method is developed for a novel single-detector Compton camera, developed by the authors.…

The new beam profile measurement for the Antiproton Decelerator (AD) at CERN is based on a single Gas Electron Multiplier (GEM) with a 2D readout structure. This detector is very light (~0.4% X0), and measures horizontal and vertical…

Instrumentation and Detectors · Physics 2012-03-20 Serge Duarte Pinto , Rhodri Jones , Leszek Ropelewski , Jens Spanggaard , Gerard Tranquille

The gas pixel detector (GPD) dedicated for photoelectric X-ray polarimetry is selected as the focal plane detector for the ESA medium-class mission concept X-ray Imaging and Polarimetry Explorer (XIPE). Here we show the design, assembly,…

Instrumentation and Methods for Astrophysics · Physics 2015-12-09 H. Li , H. Feng , F. Muleri , R. Bellazzini , M. Minuti , P. Soffitta , A. Brez , G. Spandre , M. Pinchera , C. Sgro , L. Baldini , R. She , E. Costa

Our knowledge on ultracold quantum gases is strongly influenced by our ability to probe these objects. In situ imaging combined with single atom sensitivity is an especially appealing scenario as it can provide direct information on the…

Other Condensed Matter · Physics 2008-05-01 Tatjana Gericke , Peter Würtz , Daniel Reitz , Tim Langen , Herwig Ott

We present the design, construction and measurements of the electromagnetic performance of a wideband space beam splitter. The beam splitter is designed to power divide the incident radiation into reflected and transmitted components for…

Instrumentation and Methods for Astrophysics · Physics 2015-09-01 Nivedita Mahesh , Ravi Subrahmanyan , N. Udaya Shankar , Agaram Raghunathan