Positron energy
Recent results of Daya Bay Experiment
... the positron energy spectra distribution in EH3, and compared the experimental data to prediction assuming no ...the energy spectra is consistent with oscillation, which allowed to measure ∆ m ee ...
8
Measurement of the W boson mass at the collider detector at Fermilab
... the positron-energy distribution, and correspondingly in the peak region of the $ ...the positron-energy scale and to the positron-energy resolu- tion (see ...
22
Fermilab muon g-2 experiment
... high energy positrons hits by fitting the in- dividual crystal pulses and clustering into reconstructed positron ...integrated positron energy without the fitting of individual crystal pulses ...
6
Background in the search for dark photon in e+e− annihilation
... positrons interacting in the target. Since the total cross section for bremsstrahlung emission is high (see table 2) each event contains positrons which have undergone significant energy loss in the target. These ...
6
Investigations of positron impact ionization
... the positron mass, the positron energy associated with the positron transverse velocity (Vj^), e the elementary unit of charge and B the magnetic field strength, which was measured to be ...
210
Solid State Reaction and Vacancy Type Defects in Bilayer Fe/Hf Studied by the Slow Positron Beam
... incident positron energy E was variable from 0 to 13 ...slow positron beam were carried out at room temperature with a high purity germanium ...the positron annihilation photopeak spectrum ...
7
Positronium beam production and scattering from gaseous targets
... The positron beam passed through a central hole in the tagger, which was held at a suitable potential to try and focus, in conjunction with an increased B field, the positron beam onto the ...
160
Positron Annihilation lifetime studies of inorganic materials using a new positron beamline
... The beam-based measurements were performed at an implantation energy of 5 keV, giving the implantation distribution shown in figure 5.4. Higher implan- tation energies were tested however, as expected, no ...
189
Surface and Bulk Defects in Cr Mn Iron Alloy Cast in Metal and Sand Moulds: Characterization by Positron Annihilation Techniques
... the positron lifetime data, the mean range of positrons in the Cr-Mn iron systems for 540 keV has been found to be ...this energy the posi- trons are expected to probe only the bulk of the ...slow ...
8
Positron Annihilation in Perfect and Defective TiO2 Rutile Crystal with Single Particle Wave Function: Slater Type Orbital and Modified Jastrow Functions
... by positron lifetime spectrum, which has many lifetime components depend- ing on a local structure where a positron annihilates with ...a positron in experiments. It en- courages studying deeply the ...
7
The Specificity of a Diagnostic FDG PET Study Is a Function of the Patient and the Location
... In 2001 Sam Gambhir et al. published a supplement to the Journal of Nuclear Medicine reviewing the operating characteristics of Positron emission tomogra- phy with fluorine-18 Fluorodeoxyglucose (FDG-PET) in ...
9
Anomalous Temperature Changes of Positron Lifetime and Electrical Resistivity in B2 NiTi Alloys
... the positron lifetime is not determined by the bulk electronic property, since positrons are sensitively trapped in such de- fects and annihilate with the characteristics of each type of ...of positron ...
5
Positron transport in water vapour
... Today positron physics is a large and fruitful area of investigation, interesting not only from the fundamental point of view [1], but also because of many applications that positrons have in different areas, ...
24
The APEX experiment at JLab. Searching for the vector boson A′ decaying to e+e−
... electron- positron pair; electron-positron pairs will be detected in the twin High Resolution Spectrometers positioned at small angles relative to the Hall A incident electron ...
5
Vascular reserve in chronic cerebral ischemia measured by the acetazolamide challenge test: comparison with positron emission tomography
... appropriate positron emission tomography sections of the cerebral blood flow image to the cerebral blood volume, cerebral oxygen metabolism, and oxygen extraction fraction im- ...for positron emission ...
12
Image Registration for Dental X-Ray images using Hybrid Technique
... Keywords : Magnetic resonance imaging (MRI), Computed Tomography (CT), Positron emission tomography (PET), Single positron emission computed tomography (SPECT), Discrete cosine transfor[r] ...
5
Defects Investigation in Neutron Irradiated Reactor Steels by Positron Annihialtion (O361)
... on positron lifetime measurements using the Pulsed Low Energy Positron System (PLEPS) was applied for the investigation of defects of irradiated and thermally treated reactor pressure vessel (RPV) ...
6
BINP electron-positron facilities
... Budker Institute of Nuclear Physics (BINP) has a long history of experiments at lepton colliders. Starting from pioneer electron-electron machine VEP-1 in early 1960s a number of electron-positron colliders served ...
8
Measurements of the electron-positron continuum in ALICE
... A hot and dense state of matter, the quark-gluon plasma, can be created in ultrarelativistic heavy- ion collisions. Electromagnetic probes are unique probes of the time evolution of the QGP, as they carry information ...
6
Studies of electroweak interactions and searches for new physics using photonic events with missing energy at the Large Electron Positron Collider
... Obtained limit LNZ Obtained limit Bino Expected limit Bino... χo1 mass GeV.[r] ...
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