Results 11 to 20 of about 366,974 (258)

A safety evaluation of HTTR core graphite structures against the great east japan earthquake

open access: yesMechanical Engineering Journal, 2014
On March 11th, 2011, the Great East Japan Earthquake which is one of the largest earthquakes in japan occurred and the maximum acceleration in observed seismic wave in the HTTR exceeded the design value in a part of input seismic motions.
Kazuhiko IIGAKI   +7 more
doaj   +1 more source

Energy partitioning for “fuzzy” atoms [PDF]

open access: yesThe Journal of Chemical Physics, 2004
The total energy of a molecule is presented as a sum of one- and two-atomic energy components in terms of “fuzzy” atoms, i.e., such divisions of the three-dimensional physical space into atomic regions in which the regions assigned to the individual atoms have no sharp boundaries but exhibit a continuous transition from one to another.
Salvador Sedano, Pedro, Mayer, István
openaire   +3 more sources

Progresses on Reactions of Weakly Bound Nuclei at Near-barrier Energies [PDF]

open access: yesEPJ Web of Conferences
Reactions of weakly bound stable and unstable nuclei have been extensively investigated for several decades. Unique structural effects and breakup mechanisms of weakly bound nuclei have consistently been focal points in the research of nuclear physics ...
Huang Z. J.   +11 more
doaj   +1 more source

Stability of Am(Ⅲ) Colloid and Its Adsorption Behavior on Bentonite Colloids

open access: yesHe huaxue yu fangshe huaxue, 2022
The formation of Am(Ⅲ) colloid and its adsorption behaviors on bentonite colloid were investigated in Beishan 03 groundwater. A series of influencing factors, such as, pH, CO2 concentration in gas atmosphere, ionic strength and temperature, on colloidal ...
LIU Chen   +6 more
doaj   +1 more source

Research and development on high burnup HTGR fuels in JAEA

open access: yesMechanical Engineering Journal, 2020
JAEA has been progressing to design HTGR fuels for not only small-type practical HTGRs but also VHTR proposed in GIF which can be utilized for various purposes with high-temperature heat at 750 to 950 °C.
Shohei UETA   +5 more
doaj   +1 more source

QSAR of Reaction Between Hydrazine and Its Derivatives With Nitrous Acid

open access: yesHe huaxue yu fangshe huaxue, 2022
In this paper, the half-reaction time of the reaction between hydrazine and its derivatives with nitrous acid is measured using spectrophotometry and stopped-flow injection device.
NIE Jiang   +6 more
doaj   +1 more source

ATOMS AND ENERGIES. [PDF]

open access: yesJournal of the American Chemical Society, 1901
n ...
openaire   +1 more source

Development of core design optimization process by integrated analysis with neutronics and plant dynamics

open access: yesMechanical Engineering Journal, 2023
A core design optimization process is developed as part of the design optimization support tool named ARKADIA (Advanced Reactor Knowledge- and AI-aided Design Integration Approach through the whole plant lifecycle) for an efficient and innovative core ...
Erina HAMASE   +4 more
doaj   +1 more source

Astrophysical SE2 factor of the 12C(α, γ)16O reaction through the 12C(11B, 7Li)16O transfer reaction

open access: yesEPJ Web of Conferences, 2016
The 12C(α, γ)16O reaction plays a key role in the evolution of stars with masses of M > 0.55 M⊙. At the Gamow peak (Ec.m. = 300 ke V, T9 = 0.2), the cross section of the 12C(α, γ)16O reaction is so small (about 10−17 barn) that the direct measurement in ...
Guo B.   +21 more
doaj   +1 more source

Development of active neutron nondestructive assay system [PDF]

open access: yesEPJ Web of Conferences
The assay of Special Nuclear Materials (SNM) and Minor Actinides (MA) in highly-radioactive nuclear materials poses a significant challenge for nuclear non-proliferation and security. No single nondestructive method can provide acceptable and practicable
Toh Yosuke   +7 more
doaj   +1 more source

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