[PDF] Top 20 A beta ray spectrometer for coincidence measurements
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A beta ray spectrometer for coincidence measurements
... A beta-ray spectrometer for coincidence measurements Abstract An intermediate image beta-ray spectrometer has been constructed utilizing the focusing properties of ... See full document
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Nuclear disintegration studies with a beta ray spectrometer
... a beta-ray spectrometer Abstract The use of a beta-ray spectrometer, in the analysis of nuclear decay schemes, makes possible the solution of many of the problems which arise in ... See full document
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A coincidence scintillation spectrometer
... A coincidence scintillation spectrometer Abstract The coincidence spectrometer consists of two scintillation spectrometers, each of which can be used as either a beta-ray or a ... See full document
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Some lifetime measurements of isomeric states in the rare earth region with magnetic coincidence beta ray spectrometers
... spectrometers and an associated fast-slow coincidence system utilizing a time-to-pulse-height converter. The half-lives of the 8. 40-, 118- and 139-keV levels in Tm 1 69 were determined to be (4. 13 ± 0. 12) nsec, ... See full document
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Beta delayed neutron measurements by means of Modular Total Absorption Spectrometer
... Introduction Beta decay is one of the fundamental transformations of atomic ...(β-n). Beta decay and in particular β-delayed neutron emission plays an important role in the astrophysical r-process [1, 2], ... See full document
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Isomeric ratio measurements with the ILL LOHENGRIN spectrometer
... However, for certain nuclei, the detected γ-ray cascade is the same for the ground and the isomeric states. To remove the degeneration, for a given setting of the mass spectrometer, two measurements ... See full document
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Numerical estimation of lunar X ray emission for X ray spectrometer onboard SELENE
... X-ray spectrometer (XRS) onboard the SELENE orbiter, with an improved simulation ...of measurements for six elements (Mg, Al, Si, Ca, Ti, and Fe) to achieve signal-to-background ratio of over 10 ... See full document
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Gamma ray spectrometer (GRS) for lunar polar orbiter SELENE
... 137 Cs. These shaped signals are fed to a peak-hold cir- Fig. 9. Heat flow. The operational temperature of the Ge crystal is kept at 80–90 K. cuit followed by ADC used in BGO-MODE, and they are also fed to five comparators ... See full document
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Recent advances in beta decay measurements
... that measurements of many nuclei of interest for decay heat, antineutrinos, and a few b-delayed n emitters have been performed during the past years or are programmed in a near future using the Total Absorption g ... See full document
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Isotopes of nitrogen on Mars: Atmospheric measurements by Curiosity's mass spectrometer
... [ 10 ] Nonterrestrial nitrogen isotopic ratios in Martian meteorite samples have been interpreted as tracers of atmo- spheric gas, trapped within the meteorites at their time of ejection from Mars [Bogard and Johnson, ... See full document
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NoMoS: An R × B drift momentum spectrometer for beta decay studies
... momentum spectrometer with an extensive physics program ...Precision measurements of a and b are planned for tests of the SM and searches for new physics ...precision measurements, experimental ... See full document
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An optical particle size spectrometer for aircraft-borne measurements in IAGOS-CARIBIC
... The particle counting efficiency of the OPSS could be in- creased from originally 50 to 98 % by using a sheath air technique, as shown by polystyrene latex and ammonium sulfate particle calibration measurements. ... See full document
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Design and Implementation of a Digital Positron Annihilation Lifetime Spectrometer for Measurements in Graphite
... timing measurements on split identical outputs from a pulser, and then from a single ...in coincidence with a ...the spectrometer‟s response to coincident ... See full document
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Measurements of some internal conversion coefficients using scintillation counter, coincidence techniques
... counter, coincidence techniques Abstract Internal conversion coefficients were measured by observing with a well-type Nal(Tl) crystal the photon spectra emitted during the de-excitation from the first excited ... See full document
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Spectrometer, Using NaI(Tl) Ge(Li) Detectors in Coincidence and Anticoincidence for (n,Gamma) Investigations EUR 4831
... Joint Nuclear Research Centre — Geel Establishment (Belgium) Central Bureau for Nuclear Measurements.. Luxembourg, May 1972 — 16 Pages — 6 Figures — B.Fr.[r] ... See full document
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Characteristics of an Integrated Germanium Detector Based Gamma-Ray Spectrometer for Monitoring Systems
... 2.1. Experimental conditions For the standard efficiency measurements, the IDMs were positioned on a table with the mixed gamma point source (gamma-ray energies from 59 keV to 1.8 MeV) at 25 cm from the ... See full document
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The impact of coincidence summing corrections in the gamma-ray spectrometry analysis of uncontaminated surface soils
... no coincidence summing corrections in the gamma spectroscopy of low level environmental ...the beta decay of Cs-137 to Ba-137 (Figure 3), the characteristic gamma at ... See full document
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The Basis for Design and Manufacture of a DSP Based Coincidence Spectrometer
... Keywords: Coincidence Spectrometer; Digital Signal Processing; FPGA ...on coincidence or anti-coinci- dence ...identify coincidence or anti- coincidence events via main electronics ... See full document
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A Beta Ray Microscope
... The amount of light collected from a light source within the selected field depends both upon the numerical aperture of the objectIve lens and the index of refraction of the phosphor.. A[r] ... See full document
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The Chandrayaan-1 X-ray spectrometer: First results
... This is also true in the case of relating Lunar Prospector gamma-ray data and the soil samples. 359[r] ... See full document
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