Results 41 to 50 of about 52,108 (269)

Energy dependence of fission product yields from 235U, 238U, and 239Pu with monoenergetic neutrons between thermal and 14.8 MeV

open access: yesEPJ Web of Conferences, 2017
Under a joint collaboration between TUNL-LANL-LLNL, a set of absolute fission product yield measurements has been performed. The energy dependence of a number of cumulative fission product yields (FPY) have been measured using quasi-monoenergetic neutron
Gooden Matthew   +10 more
doaj   +1 more source

Venting of fission products and shielding in thermionic nuclear reactor systems [PDF]

open access: yes, 1972
Most thermionic reactors are designed to allow the fission gases to escape out of the emitter. A scheme to allow the fission gases to escape is proposed.
Salmi, E. W.
core   +2 more sources

Disruption of fusion results in mitochondrial heterogeneity and dysfunction [PDF]

open access: yes, 2005
Mitochondria undergo continual cycles of fusion and fission, and the balance of these opposing processes regulates mitochondrial morphology. Paradoxically, cells invest many resources to maintain tubular mitochondrial morphology, when reducing both ...
Chan, David C.   +2 more
core   +2 more sources

New prompt fission neutron spectra measurements in the 238U(n,f) reaction with a dedicated setup at LANSCE/WNR

open access: yesEPJ Web of Conferences, 2017
A new prompt fission neutron spectra (PFNS) measurement in the 238U(n,f) reaction was performed at LANSCE/WNR facility. Evaluated data show discrepancies on the low (below 1 MeV) and high (above 5 MeV) energy parts in the PFNS for different major and ...
Laurent Benoit   +8 more
doaj   +1 more source

Development of parallel plate avalanche counters for prompt fission neutron spectrum measurement

open access: yesHe jishu, 2021
BackgroundThe prompt fission neutron spectrum (PFNS) is an important nuclear reaction data. Coincident measurement between neutron detectors and parallel plate avalanche counters (PPAC) is widely used to measure the PFNS below the energy of the neutron ...
ZHU Yiwei   +8 more
doaj   +1 more source

Background studies and shielding effects for the TPC detector of the CAST experiment [PDF]

open access: yes, 2007
Sunset solar axions traversing the intense magnetic field of the CERN Axion Solar Telescope (CAST) experiment may be detected in a Time Projection Chamber (TPC) detector, as X-rays signals.
  +18 more
core   +2 more sources

Modeling, Calibration, and Verification of a Fission Chamber for ACRR Experimenters [PDF]

open access: yesEPJ Web of Conferences, 2016
When performing research at a reactor facility, experimenters often need to determine the neutron fluence achieved during an operation. Facilities typically provide guidance in the form of neutron fluence per megajoule (MJ) or through passive dosimetry results.
Coburn Jonathan   +3 more
openaire   +2 more sources

Cosmogenesis Backgrounds, Experiment Depth and the Solar Neutrino TPC

open access: yes, 2002
A Time Projection Chamber (TPC) is one of the promising candidates to perform unique measurements in solar neutrino physics. Its features will enable it to work at depths of the order of 2000 mwe.
Boger   +10 more
core   +2 more sources

MONACO v2: Multipurpose and Integrated Data Acquisition System for On-line Neutron and Gamma Measurements [PDF]

open access: yesEPJ Web of Conferences, 2020
The CEA MONACO v2 a multichannel acquisition system dedicated to neutron and gamma measurements. It is unique as it integrates all the following features in one module: automatic generation of saturation curves, automatic generation of pulse ...
Barbot L.   +6 more
doaj   +1 more source

Fission studies with 140 MeV $\bm{\alpha}$-Particles

open access: yes, 2009
Binary fission induced by 140 MeV $\alpha$-particles has been measured for $^{\rm nat}$Ag, $^{139}$La, $^{165}$Ho and $^{197}$Au targets. The measured quantities are the total kinetic energies, fragment masses, and fission cross sections. The results are
A. Buttkewitz   +12 more
core   +1 more source

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