Evaluation of Silicon sensors for the ATLAS Silicon Tracker, and
... The LHC physics motivation . . . . . . . . . . . . . . . . . . . . . . . ...
... The LHC physics motivation . . . . . . . . . . . . . . . . . . . . . . . ...
Semiconductor detectors
... Detector material could be cheap – standard Si Most cost in readout channels ...
... Detector material could be cheap – standard Si Most cost in readout channels ...
Neutron Cross Section Standards for the Energy Region Above 20
... Based on improved techniques, neutron sources of even polarized neutrons, exhibiting energies in an extended'energy range of a few tens of MeV, have been set-up in recent years, providing the opportunity of studying neutron induced reactions on nuclei and fast neutron interactions with matter. For n ...
... Based on improved techniques, neutron sources of even polarized neutrons, exhibiting energies in an extended'energy range of a few tens of MeV, have been set-up in recent years, providing the opportunity of studying neutron induced reactions on nuclei and fast neutron interactions with matter. For n ...
GK-pt-1 - KFUPM Faculty List
... as energetic electrons produced by any other process. Heavy charged particles denote a category that encompasses all energetic ions with mass of one atomic mass unit or greater, such as alpha particles, protons, fission products, or the products of many nuclear reactions. The electromagnetic radiati ...
... as energetic electrons produced by any other process. Heavy charged particles denote a category that encompasses all energetic ions with mass of one atomic mass unit or greater, such as alpha particles, protons, fission products, or the products of many nuclear reactions. The electromagnetic radiati ...
Slides - Indico
... pn junction needs doped materials A pn junction consists of n and p doped substrates: ...
... pn junction needs doped materials A pn junction consists of n and p doped substrates: ...
High-resolution Gamma-ray Spectroscopy at SPIRAL2
... These experimental open questions can be studied by exploring the nuclear spectrum of excited states up to medium-high angular momentum and by direct measurement of transition probabilities. Neutron-rich nuclei are much more difficult to access than their proton-rich counterparts. In particular it i ...
... These experimental open questions can be studied by exploring the nuclear spectrum of excited states up to medium-high angular momentum and by direct measurement of transition probabilities. Neutron-rich nuclei are much more difficult to access than their proton-rich counterparts. In particular it i ...
Numerical simulations of semiconductor radiation detectors
... Mainly due to their outstanding performance the position sensitive silicon detectors are widely used in the tracking systems of High Energy Physics (HEP) experiments such as the ALICE, ATLAS, CMS and LHCb at LHC, the world’s largest particle physics accelerator at CERN. The foreseen upgrade of the L ...
... Mainly due to their outstanding performance the position sensitive silicon detectors are widely used in the tracking systems of High Energy Physics (HEP) experiments such as the ALICE, ATLAS, CMS and LHCb at LHC, the world’s largest particle physics accelerator at CERN. The foreseen upgrade of the L ...
Introduction - JLab Computer Center
... A Micromegas [3] (MICROMEsh GAseous Structure) is a gaseous detector based on a parallel plate electrode structure and a set of micro-strips for readout, see Fig.1.1. The presence of a mesh between the strips and the drift electrode allows for separating the conversion gap, where particles create pr ...
... A Micromegas [3] (MICROMEsh GAseous Structure) is a gaseous detector based on a parallel plate electrode structure and a set of micro-strips for readout, see Fig.1.1. The presence of a mesh between the strips and the drift electrode allows for separating the conversion gap, where particles create pr ...
A Model for the Universe (6) -
... SURVEY OF NUCLEAR DATA PATTERNS In an ingredients or "cook book" sense, atomic nuclei are composed of some quantities of protons and neutrons. The proton is the +U center-ofoscillation described in the section on Mass and Matter and with which the discussion has been dealing. It is the nucleus of th ...
... SURVEY OF NUCLEAR DATA PATTERNS In an ingredients or "cook book" sense, atomic nuclei are composed of some quantities of protons and neutrons. The proton is the +U center-ofoscillation described in the section on Mass and Matter and with which the discussion has been dealing. It is the nucleus of th ...
Research opportunities at the upgraded HIγS facility
... The High Intensity γ -ray Source (HIγ S) is a joint project between the Triangle Universities Nuclear Laboratory (TUNL) and the Duke Free Electron Laser Laboratory (DFELL). This facility utilizes intra-cavity back-scattering of the FEL light in order to produce intense γ ray beams. An upgrade which ...
... The High Intensity γ -ray Source (HIγ S) is a joint project between the Triangle Universities Nuclear Laboratory (TUNL) and the Duke Free Electron Laser Laboratory (DFELL). This facility utilizes intra-cavity back-scattering of the FEL light in order to produce intense γ ray beams. An upgrade which ...
Investigation of the unusual magnetic properties of hemo
... it is not obvious that hemo-ilmenite should show a net magnetic moment at all. The mineral consists of hematite, which is an antiferromagnet, and ilmenite, which is a paramagnet in the relevant temperature regime. These two magnetic structures together should not be able to produce a net magnetic mo ...
... it is not obvious that hemo-ilmenite should show a net magnetic moment at all. The mineral consists of hematite, which is an antiferromagnet, and ilmenite, which is a paramagnet in the relevant temperature regime. These two magnetic structures together should not be able to produce a net magnetic mo ...
annual report - Center for Experimental Nuclear Physics and
... Data were acquired at the IGISOL facility of the University of Jyväskylä to measure the electron-capture branch in the decay of 116 In. The detectors and associated electronics were initially assembled and tested at CENPA and then shipped to Finland for the experiment. The result will provide a co ...
... Data were acquired at the IGISOL facility of the University of Jyväskylä to measure the electron-capture branch in the decay of 116 In. The detectors and associated electronics were initially assembled and tested at CENPA and then shipped to Finland for the experiment. The result will provide a co ...
Development of a Resistive Plate Chamber detector simulation
... the sum of the decay particle masses must be converted into kinetic energy. One example of an unstable elementary particle is the muon, which decays as: µ− → W ∗− νµ → e− ν e νµ The final state of an electron and two neutrinos is lighter than the parent muon, but all three decay products will be mov ...
... the sum of the decay particle masses must be converted into kinetic energy. One example of an unstable elementary particle is the muon, which decays as: µ− → W ∗− νµ → e− ν e νµ The final state of an electron and two neutrinos is lighter than the parent muon, but all three decay products will be mov ...
Slides - Agenda INFN
... Sulphur Hexafluoride (SF6) is a strong quenching gas in the RPC gas mixture due to its high electron affinity. Adding SF6 to C2H2F4/C4H10 gas mixture will suppress streamer production in the RPC [2]. This will result in the reduction of gas gain and hence charge developed on the pick-up strips is re ...
... Sulphur Hexafluoride (SF6) is a strong quenching gas in the RPC gas mixture due to its high electron affinity. Adding SF6 to C2H2F4/C4H10 gas mixture will suppress streamer production in the RPC [2]. This will result in the reduction of gas gain and hence charge developed on the pick-up strips is re ...
Galactic Windmills - Dr. Karl Remeis
... each other, while particles with the same sign are repelled. These effects mean that the electromagnetic force can work in two directions, and that as soon as equal amounts of positive and negative charges are put together, they become neutral and no force is present anymore. Gravity on the other si ...
... each other, while particles with the same sign are repelled. These effects mean that the electromagnetic force can work in two directions, and that as soon as equal amounts of positive and negative charges are put together, they become neutral and no force is present anymore. Gravity on the other si ...
Quantum Interference of Unpolarized Single Photons
... are captured in independent traps and subsequently entangled with a photon each. The photons are then distributed over optical fibers and overlapped on a beam splitter in order to perform a Bell-state measurement on their joint quantum state. A successful photonic Bell-state projection heralds the p ...
... are captured in independent traps and subsequently entangled with a photon each. The photons are then distributed over optical fibers and overlapped on a beam splitter in order to perform a Bell-state measurement on their joint quantum state. A successful photonic Bell-state projection heralds the p ...
Tests of Irradiated Semiconductor Detectors for ATLAS Upgrade
... X-ray photons are produced in the x-ray tube or as a synchrotron radiation. LASER (Light Amplification by Stimulated Emission of Radiation) uses a quantum mechanical phenomenon (stimulated emission of photons) for emitting intense, highly collimated and coherent beam of light [1, page 36]. Most of ...
... X-ray photons are produced in the x-ray tube or as a synchrotron radiation. LASER (Light Amplification by Stimulated Emission of Radiation) uses a quantum mechanical phenomenon (stimulated emission of photons) for emitting intense, highly collimated and coherent beam of light [1, page 36]. Most of ...
How to do a perfect SAXS measurement Brian R. Pauw
... The most common distortion (if it can be called that) is that many detectors measure on a relative (but proportional) scale instead of counting the photons. In other words, these detectors measure a certain intensity value in one pixel, and a lower (or higher) intensity value in another. The relativ ...
... The most common distortion (if it can be called that) is that many detectors measure on a relative (but proportional) scale instead of counting the photons. In other words, these detectors measure a certain intensity value in one pixel, and a lower (or higher) intensity value in another. The relativ ...
Ab Initio Nuclear Structure Calculations for Light Nuclei
... removed to ensure precise results. For this reason, the traditional harmonic oscillator (HO) basis is adopted. This enables us to isolate and remove spurious cm motion effects from all observables and from the one-body density matrices that encode reduced information derived from the many-body wavef ...
... removed to ensure precise results. For this reason, the traditional harmonic oscillator (HO) basis is adopted. This enables us to isolate and remove spurious cm motion effects from all observables and from the one-body density matrices that encode reduced information derived from the many-body wavef ...
Performance of 1-mm Silicon Photomultiplier
... Abstract—A silicon photomultiplier (SPM) is a large area detector consisting of a parallel array of photon counting microcells. Each microcell consists of a Geiger Mode photodiode with an integrated quenching element. Each microcell is then connected to a common output. The microcells have a uniform ...
... Abstract—A silicon photomultiplier (SPM) is a large area detector consisting of a parallel array of photon counting microcells. Each microcell consists of a Geiger Mode photodiode with an integrated quenching element. Each microcell is then connected to a common output. The microcells have a uniform ...
Perrot_1_ID15
... DDM16 delays are the same for all CAVIAR logical signals. They are fixed only when Trigger come from the acquisition of the experiment (cf. fig 4). CAVIAR memorization is valid when the forehead of rise delay logical signal of CAVIAR is inside the memorization window (cf. fig. 4, green and blue cur ...
... DDM16 delays are the same for all CAVIAR logical signals. They are fixed only when Trigger come from the acquisition of the experiment (cf. fig 4). CAVIAR memorization is valid when the forehead of rise delay logical signal of CAVIAR is inside the memorization window (cf. fig. 4, green and blue cur ...
Silicon Detectors - Basic Concepts I
... electrons from the valence band can be excited to fill a substantial fraction of these states. The electrons missing from the valence band form mobile charge states called “holes”, which behave similarly to an electron in the conduction band, Le. the can move freely throughout the crystal. Since the ...
... electrons from the valence band can be excited to fill a substantial fraction of these states. The electrons missing from the valence band form mobile charge states called “holes”, which behave similarly to an electron in the conduction band, Le. the can move freely throughout the crystal. Since the ...
NUCLEAR MEDICINE IMAGING INSTRUMENTATION
... If a PMT is mounted to an NaI(Tl) crystal and the signal output is plotted as a source is moved from left to right, the result shown by the solid line (Fig. 27.1) will be obtained. When the source is positioned far from the PMT, the signal is weak and the location of the source is not certain. When ...
... If a PMT is mounted to an NaI(Tl) crystal and the signal output is plotted as a source is moved from left to right, the result shown by the solid line (Fig. 27.1) will be obtained. When the source is positioned far from the PMT, the signal is weak and the location of the source is not certain. When ...
Systematic study of neutron density distributions of Sn isotopes by
... amplitude to explain the experimental angular distributions and of the Fermi motion correction to explain total cross section [23]. Thus, the pion-nuclei scattering is microscopically not so understood as to study interior density. The kaon-nuclei elastic scattering have also received considerable a ...
... amplitude to explain the experimental angular distributions and of the Fermi motion correction to explain total cross section [23]. Thus, the pion-nuclei scattering is microscopically not so understood as to study interior density. The kaon-nuclei elastic scattering have also received considerable a ...