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Dr Frank G. Schrรถder (Karlsruhe Institute of Technology (KIT))29/05/2015, 10:00S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe Tunka observatory is located close to Lake Baikal in Siberia, Russia. Its main detector, Tunka-133, is an array of photomultipliers measuring the Cherenkov light emitted by cosmic-ray air showers. It is used to study cosmic rays up to energies of approximately 1 EeV, which is the energy range of the assumed transition from galactic to extra-galactic cosmic rays. The Tunka Radio Extension...Go to contribution page
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Dr David Hadley (University of Warwick)29/05/2015, 10:01S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe Tokai Intermediate Tank for Unoscillated Spectrum (TITUS) detector is a proposed addition to the Hyper-Kamiokande (Hyper-K) experiment, located approximately 2 km from the J-PARC neutrino beam. The design consists of a 2 kton Gd-doped water Cherenkov tank, partially covered by a magnetised muon range detector. The target material and location were chosen so that the neutrino...Go to contribution page
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Caroline Lahonde-hamdoun (cea)29/05/2015, 10:02S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe goal of the Stereo experiment is to answer the question of the existence of a sterile neutrino with a mass around 1 eV. The proposed measurement will take place at short distance from the research reactor of ILL in Grenoble. If a sterile neutrino exists then one should observe a distortion of the energy spectrum of the reactor electron antineutrinos induced by the mixing with the new...Go to contribution page
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Dr Gianpiero Gervino (Dipartimento di Fisica and INFN Torino)29/05/2015, 10:04S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterTo precisely determine BBN 6Li production, the cross section of the nuclear reaction $^2$H(ฮฑ,ฮณ)$^6$Li must be directly measured within the astrophysical energy range of 30-400 keV. Since the cross section is of the order of nanobarn, the expected counting rate is very low indeed, therefore this measurement requires an ultra-low ฮณ-ray background in the experimental set-up. We have realized...Go to contribution page
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Prof. Dong Li (Institution: North Night Vision Technology Co.,Ltd Nanjing Branch), Prof. Shuguang Si (Institution: North Night Vision Technology Co.,Ltd Nanjing Branch)29/05/2015, 10:05S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterMicrochannel plate (MCP) adsorbed plenty of gases when it is produced. We had degased in the manufacture of MCP-PMT, but it isn't enough, it still affect the parameters of the MCP-PMT. We raerch the aging test of the MCP-PMT to stabilize the parameters of the MCP-PMT. Aging test condition and procedure :put the MCP-PMT in the Camera obscura and it continuous operated with the voltage of...Go to contribution page
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Martina De Laurentis (NA)29/05/2015, 10:06S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterPOLIS is a suspended interferometer, presently under construction, devoted to the generation of ponderomotive squeezed light and to the study of the interaction of non classical quantum states, of light, and macroscopic objects. The interferometer is a Michelson whose half-meter long arms are constituted by high-finesse cavities, suspended to a seismic isolation chain similar to the...Go to contribution page
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Sven Herrmann (SLAC)29/05/2015, 10:07S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe Large Synoptic Survey Telescope (LSST) instrument consists of a main science array of 189 4K x 4K CCDs and four guiding and wavefront sensing subsystems located at the four corners of the instrumented field of view. Each wavefront/guiding subsystem comprises a pair of 4K x 4K guide CDDs and a pair of offset 2K x 4K wavefront curvature sensors. The guide CCDs read a region of interest...Go to contribution page
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Ms Maria Paola Panetta (INFN Lecce)29/05/2015, 10:09S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe EEE (Extreme Energy Event) Project is an experiment to study high energy extensive air showers (EAS) over a very large area, using an array of muon telescopes, based on positionsensitive Multigap Resistive Plate Chambers. Each telescope is composed by three MRPC, with an active area of 0.82 x 1.58 m2. Each chamber is segmented into 24 strips, and a readout at the two ends. Strip size...Go to contribution page
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Dr Paola Puppo (ROMA1)29/05/2015, 10:10S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterArchimedes is an INFN funded pathfinder experiment aimed at verifying the feasibility of measuring the interaction of vacuum fluctuations with gravity. The final experiment will measure the force exerted by the gravitational field on a Casimir cavity whose vacuum energy is modulated with a superconductive transition, by using a balance as a small force detector. Archimedes is devoted to...Go to contribution page
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Dr Paola Puppo (ROMA1)29/05/2015, 10:11S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe detection of gravitational waves is one of the most challenging prospects faced by experimental physicists. Suspension thermal noise is an important noise source at operating frequencies between approximately 10 and 30 Hz, and represents a limit to the sensitivity of the ground based interferometric gravitational wave detectors. Its effects can be reduced by minimizing the losses and...Go to contribution page
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Daniel Krasnicky (GE)29/05/2015, 10:12S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe AE$\bar\textrm{g}$IS experiment plans to perform a direct measurement of the gravitational acceleration $\bar g$ of antihydrogen in the gravitational field of the Earth and thus test the validity of the weak equivalence principle on antimatter. The production of antihydrogen will be performed by combining the advantages of pulsed charge-exchange reaction between highly excited...Go to contribution page
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Giovanni Signorelli (PI)29/05/2015, 10:13S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterOne of the main backgrounds in the search for 129Xe nutrinoless double-beta decay (0$\nu\beta\beta$) is the signal from Compton scattering of photons with energy around the decay end point at 2.458 MeV. One efficient method to exclude this background is by self-shielding, resulting in a waste of active volume. Another proposed method is tagging the daughter barium nucleus, which relies on...Go to contribution page
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Dr Kazuhiro Agatsuma (National Institute for Subatomic Physics)29/05/2015, 10:14S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterWe will report a study of the phase camera, which is a wave-front sensor of laser. Especially, this sensor is utilized for observing phase-modulated laser in an interferometer of gravitational wave (GW) detectors. We are preparing this phase camera for advanced VIRGO and its installation is on going. The sideband signals in power recycling cavity are easily degraded by mirror aberrations in...Go to contribution page
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Dr Philippe Gros (LLR, Ecole Polytechnique)29/05/2015, 10:16S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterGamma-ray astronomy allows us to explore the non-thermal emissions of objects such as Active Galatic Nuclei (AGN), Gamma Ray Bursts (GRB) and pulsars. Current gamma-ray telescopes based on photon conversion to electron-positron pair use tungsten converters. They suffer of limited angular resolution at low energies, and their sensitivity drops below 1 GeV. A gaseous detector can achieve higher...Go to contribution page
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Riccardo Paoletti (SI)29/05/2015, 10:18S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe Cherenkov Telescope Array is a world-wide project with the aim of exploring the highest energy region of the electromagnetic spectrum. Two arrays will guarantee the full sky coverage in the energy range from few tens of GeV to hundreds of TeV, with improved angular resolution and a sensitivity in the TeV energy region better by one order of magnitude than the currently operating arrays....Go to contribution page
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Dr Roberto Acciarri (FNAL)29/05/2015, 10:19S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe last decade has seen an increase in the importance and application of liquified noble gases as detecting medium, both in the dark matter search and accelerator-based neutrino experiments. Especially in the latter field, Liquid Argon Time Projection Chambers (LArTPCs) are promising candidates for future short and long baseline oscillation experiments. Hence, characterization of both...Go to contribution page
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Mr Dominik Mรผller (Max-Planck-Institute for Physics)29/05/2015, 10:20S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterPhoto Multiplier Tubes (PMT) are the most wide spread detectors for fast, faint light signals. Some five years ago, an improvement program for the PMT candidates for the Cherenkov Telescope Array (CTA) project was started with the companies Hamamatsu Photonics K.K. (Japan) and Electron Tubes Enterprises Ltd. (England). CTA is the next major Imaging Atmospheric Cherenkov Telescopes array for...Go to contribution page
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Dr Valentina Scotti (INFN Napoli)29/05/2015, 10:21S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterEUSO-Balloon is a pathfinder mission for JEM-EUSO (Extreme Universe Space Observatory on-board the Japanese Experiment Module), the near-UV telescope proposed to be installed on board the International Space Station (ISS) before the end of this decade. The main objective of this pathfinder mission is to perform a full scale end-to-end test of all the key technologies of JEM-EUSO detectors and...Go to contribution page
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Ms Francesca Bisconti (Karlsruhe Institute of Technology)29/05/2015, 10:22S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterEUSO-TA is one of the prototypes developed for the JEM-EUSO project, a space-based large field-of-view telescope to observe the fluorescence light emitted by cosmic ray air showers in the atmosphere. EUSO-TA is a ground-based prototype located at the Telescope Array (TA) site in Utah, USA, where an Electron Light Source and a Central Laser Facility are installed. The purpose of the EUSO-TA...Go to contribution page
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Andrey Alexandrov (NA)29/05/2015, 10:23S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe Dark Matter (DM) existence is one of the most open and discussed questions nowadays. The best candidates are so-called Weakly Interactive Massive Particles (WIMPs) with mass ranging from few GeV to a few TeV that interact with ordinary matter with cross sections typical or smaller than that of the weak processes. The motion of the Sun inside the galaxy causes an anisotropy in direction of...Go to contribution page
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Ms SHARMILI RUDRA (University of Calcutta), Dr Saikat Biswas (National Institute of Science Education and Research)29/05/2015, 10:24S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterA simple and new technique has been developed for gamma ray and cosmic ray muon pulse height spectroscopy without using SCA or MCA. Only scintillator detector, a leading edge discriminator and a NIM scaler have been used in this technique. Gamma ray spectrum has been obtained for Co60 and Cs137 sources. Proportionality in energy and pulse height has been observed. The energy resolution for the...Go to contribution page
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Luca Gironi (MIB)29/05/2015, 10:25S8 - Detector Techniques for Cosmology, Astroparticle and General PhysicsPosterThe main goal of the LUCIFER experiment is to study the neutrinoless double beta decay, a rare process allowed if neutrinos are Majorana particles. Although aiming at a discovery, in the case of insufficient sensitivity the LUCIFER technique will be the demonstrator for a higher mass experiment able to probe the entire inverted hierarchy region of the neutrino mass. In order to achieve this...Go to contribution page
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