Results 41 to 50 of about 258,687 (305)

Energy deposition in STARFIRE reactor components [PDF]

open access: yes, 1985
The energy deposition in the STARFIRE commercial tokamak reactor was calculated based on detailed models for the different reactor components. The heat deposition and the 14 MeV neutron flux poloidal distributions in the first wall were obtained. The poloidal surface heat load distribution in the first wall was calculated from the plasma radiation. The
Gohar, Y., Brooks, J. N.
openaire   +2 more sources

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Intergranular blistering in tungsten: a survey of grain-boundary-freedom dependence using tungsten with inclined microstructure

open access: yesNuclear Fusion
The dependence of hydrogen-induced intergranular blistering on the grain boundary (GB) was investigated in chemical vapor deposition tungsten (CVD-W). Three specific inclined CVD-W samples were prepared by cutting across the surface at specific angles ...
Hao Yin   +13 more
doaj   +1 more source

Radiation Tolerant 3D Laser Scanner for Structural Inspections in Nuclear Reactor Vessels and Fuel Storage Pools

open access: yesScience and Technology of Nuclear Installations, 2021
Accurate and timely assessment of displacements and/or structural damages in nuclear reactor vessels’ components is a key action in routine inspections for planning maintenance and repairs but also in emergency situations for mitigating consequences of ...
Luigi De Dominicis   +8 more
doaj   +1 more source

Constitutive Equations for Use in Design Analyses of Long-life Elevated Temperature Components [PDF]

open access: yes, 1983
Design analysis needs and procedures relative to elevated temperature components in liquid metal fast breeder reactor (LMFBR) system were examined. The effects of the thermal transients on the pressure boundary components are enhanced by the excellent ...
Pugh, C. E., Robinson, D. N.
core   +1 more source

Thermally safe operation of a cooled semi-batch reactor: slow liquid-liquid reactions [PDF]

open access: yes, 1988
Thermally safe operation of a semi-batch reactor (SBR) implies that conditions leading to strong accumulation of unreacted reactants must be avoided. All thermal responses of a SBR, in which a slow liquid-liquid reaction takes place, can be represented ...
Steensma, M., Westerterp, K.R.
core   +2 more sources

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Autothermal reactor concept for combined oxidative coupling and methane reforming [PDF]

open access: yes, 2009
A novel autothermal reactor concept has been developed for the simultaneous production of ethylene by oxidative coupling (OCM) and synthesis gas by steam reforming of methane (SRM), supported by a detailed numerical modeling study.
Kuipers, J.A.M.   +2 more
core   +3 more sources

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Analytical and experimental study of two concentric cylinders coupled by a fluid gap [PDF]

open access: yes, 1975
From a structural point of view a liquid coolant type nuclear reactor consists of a heavy steel vessel containing the core and related mechanical components and filled with a hot fluid.
Chung, H.   +3 more
core   +1 more source

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