Matches in SemOpenAlex for { <https://semopenalex.org/work/W135094737> ?p ?o ?g. }
Showing items 1 to 72 of
72
with 100 items per page.
- W135094737 abstract "The accurate prediction of k{sub eff} for nuclear criticality safety purposes using calculational methods requires the following aspects: (1) detailed representation of neutron cross-section data; (2) knowledge of the applicable neutron physics; (3) realistic geometric and material representation of a physical model; and (4) representative experiments to benchmark and validate the results against any bias. The authors address these points with respect to the determination of criticality of uranium-aluminum metal mixtures (U/Al) at the Oak Ridge Y-12 plant (Y-12). There is interest in systems with significant amounts of fissile material mixed with aluminum, as the accuracy of aluminum cross sections casts doubt on the applicability of code and cross-section usage and validations where k{sub eff} may be driven by uranium and aluminum. The accuracy of large cross-section sets in some uranium-metal mixtures has been a source of ongoing investigation for the past 6 yr. The initial interest to anomalous calculations caused by uranium-metal mixture cross-section inaccuracies can be traced to Ref. 1. Oak Ridge National Laboratory has performed studies of the cross sections and identified deficiencies in methods used for resonance processing in SCALE, with may affect criticality of intermediate spectrum systems. These deficiencies in the aluminum resonance structure (10 more » < eV < 500 keV), and in the capture cross section caused an underprediction in the Palmer k{sub {infinity}} by 14%. Thus, there is concern that the inadequate ENDF capture representation in this energy range could translate to inaccuracies in calculating k{sub eff} for practical configurations. « less" @default.
- W135094737 created "2016-06-24" @default.
- W135094737 creator A5020310169 @default.
- W135094737 creator A5055273748 @default.
- W135094737 date "1999-09-01" @default.
- W135094737 modified "2023-09-26" @default.
- W135094737 title "Impact of aluminum on nuclear criticality safety at the Oak Ridge Y-12 Plant" @default.
- W135094737 hasPublicationYear "1999" @default.
- W135094737 type Work @default.
- W135094737 sameAs 135094737 @default.
- W135094737 citedByCount "0" @default.
- W135094737 crossrefType "journal-article" @default.
- W135094737 hasAuthorship W135094737A5020310169 @default.
- W135094737 hasAuthorship W135094737A5055273748 @default.
- W135094737 hasConcept C116915560 @default.
- W135094737 hasConcept C121332964 @default.
- W135094737 hasConcept C125611927 @default.
- W135094737 hasConcept C127413603 @default.
- W135094737 hasConcept C137112911 @default.
- W135094737 hasConcept C152568617 @default.
- W135094737 hasConcept C153454851 @default.
- W135094737 hasConcept C185544564 @default.
- W135094737 hasConcept C192562407 @default.
- W135094737 hasConcept C2775907726 @default.
- W135094737 hasConcept C2779281675 @default.
- W135094737 hasConcept C52234038 @default.
- W135094737 hasConcept C555451288 @default.
- W135094737 hasConcept C62520636 @default.
- W135094737 hasConcept C78310665 @default.
- W135094737 hasConceptScore W135094737C116915560 @default.
- W135094737 hasConceptScore W135094737C121332964 @default.
- W135094737 hasConceptScore W135094737C125611927 @default.
- W135094737 hasConceptScore W135094737C127413603 @default.
- W135094737 hasConceptScore W135094737C137112911 @default.
- W135094737 hasConceptScore W135094737C152568617 @default.
- W135094737 hasConceptScore W135094737C153454851 @default.
- W135094737 hasConceptScore W135094737C185544564 @default.
- W135094737 hasConceptScore W135094737C192562407 @default.
- W135094737 hasConceptScore W135094737C2775907726 @default.
- W135094737 hasConceptScore W135094737C2779281675 @default.
- W135094737 hasConceptScore W135094737C52234038 @default.
- W135094737 hasConceptScore W135094737C555451288 @default.
- W135094737 hasConceptScore W135094737C62520636 @default.
- W135094737 hasConceptScore W135094737C78310665 @default.
- W135094737 hasLocation W1350947371 @default.
- W135094737 hasOpenAccess W135094737 @default.
- W135094737 hasPrimaryLocation W1350947371 @default.
- W135094737 hasRelatedWork W1639123301 @default.
- W135094737 hasRelatedWork W2048563124 @default.
- W135094737 hasRelatedWork W2077084313 @default.
- W135094737 hasRelatedWork W2079784466 @default.
- W135094737 hasRelatedWork W2113422441 @default.
- W135094737 hasRelatedWork W2188557991 @default.
- W135094737 hasRelatedWork W2334306546 @default.
- W135094737 hasRelatedWork W2344320383 @default.
- W135094737 hasRelatedWork W2562442618 @default.
- W135094737 hasRelatedWork W2602054219 @default.
- W135094737 hasRelatedWork W2762092400 @default.
- W135094737 hasRelatedWork W285152322 @default.
- W135094737 hasRelatedWork W2900646598 @default.
- W135094737 hasRelatedWork W2901671958 @default.
- W135094737 hasRelatedWork W2934630202 @default.
- W135094737 hasRelatedWork W2978257347 @default.
- W135094737 hasRelatedWork W3022002369 @default.
- W135094737 hasRelatedWork W3089902494 @default.
- W135094737 hasRelatedWork W3138981035 @default.
- W135094737 hasRelatedWork W611074428 @default.
- W135094737 hasVolume "80" @default.
- W135094737 isParatext "false" @default.
- W135094737 isRetracted "false" @default.
- W135094737 magId "135094737" @default.
- W135094737 workType "article" @default.