{"id":"https://openalex.org/W4253580832","doi":"https://doi.org/10.2172/1338536","title":"Demonstrate VERA Core Simulator Performance Improvements L2:PHI.P13.03","display_name":"Demonstrate VERA Core Simulator Performance Improvements L2:PHI.P13.03","publication_year":2016,"publication_date":"2016-08-31","ids":{"openalex":"https://openalex.org/W4253580832","doi":"https://doi.org/10.2172/1338536"},"language":"en","primary_location":{"id":"doi:10.2172/1338536","doi":"https://doi.org/10.2172/1338536","is_oa":false,"landing_page_url":"https://doi.org/10.2172/1338536","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)","raw_type":"report"},"volume":null,"type":"report","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.osti.gov/servlets/purl/1338536","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5084844417","display_name":"Benjamin S. Collins","orcid":"https://orcid.org/0000-0002-4191-8868","observed_orcids":["https://orcid.org/0000-0002-4191-8868"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Benjamin Collins","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148081916","display_name":"USDOE","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"USDOE","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138006976","display_name":"Steven Hamilton","orcid":"https://orcid.org/0000-0003-3542-114X","observed_orcids":["https://orcid.org/0000-0003-3542-114X"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]},{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steven Hamilton","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","Univ. of Michigan, Ann Arbor, MI (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]},{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Michael Jarrett","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]},{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Jarrett","raw_affiliation_strings":["Univ. of Michigan, Ann Arbor, MI (United States)","Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]},{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101680847","display_name":"Kang Kim","orcid":"https://orcid.org/0000-0003-1966-1135","observed_orcids":["https://orcid.org/0000-0003-1966-1135"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]},{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kang Kim","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","Univ. of Michigan, Ann Arbor, MI (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]},{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5134257951","display_name":"Brendan Kochunas","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brendan Kochunas","raw_affiliation_strings":["Univ. of Michigan, Ann Arbor, MI (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148127225","display_name":"Yuxuan Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yuxuan Liu","raw_affiliation_strings":["Univ. of Michigan, Ann Arbor, MI (United States)","Core Physics, Inc., Cary, NC (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]},{"raw_affiliation_string":"Core Physics, Inc., Cary, NC (United States)","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051300276","display_name":"Scott Palmtag","orcid":"https://orcid.org/0000-0002-2997-252X","observed_orcids":["https://orcid.org/0000-0002-2997-252X"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Scott Palmtag","raw_affiliation_strings":["Core Physics, Inc., Cary, NC (United States)","Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Core Physics, Inc., Cary, NC (United States)","institution_ids":[]},{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018380564","display_name":"Robert Salko","orcid":"https://orcid.org/0000-0002-5356-6679","observed_orcids":["https://orcid.org/0000-0002-5356-6679"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert Salko","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087349906","display_name":"Shane Stimpson","orcid":"https://orcid.org/0000-0002-0120-9928","observed_orcids":["https://orcid.org/0000-0002-0120-9928"]},"institutions":[{"id":"https://openalex.org/I1289243028","display_name":"Oak Ridge National Laboratory","ror":"https://ror.org/01qz5mb56","country_code":"US","type":"facility","lineage":["https://openalex.org/I1289243028","https://openalex.org/I1330989302","https://openalex.org/I39565521","https://openalex.org/I4210159294"]},{"id":"https://openalex.org/I4210104735","display_name":"Sandia National Laboratories","ror":"https://ror.org/01apwpt12","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I198811213","https://openalex.org/I4210104735"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shane Stimpson","raw_affiliation_strings":["Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)","institution_ids":["https://openalex.org/I1289243028"]},{"raw_affiliation_string":"Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)","institution_ids":["https://openalex.org/I4210104735"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002140195","display_name":"Alex Toth","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]},{"id":"https://openalex.org/I4210104735","display_name":"Sandia National Laboratories","ror":"https://ror.org/01apwpt12","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I198811213","https://openalex.org/I4210104735"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alex Toth","raw_affiliation_strings":["Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)","Univ. of Michigan, Ann Arbor, MI (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)","institution_ids":["https://openalex.org/I4210104735"]},{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088257915","display_name":"Ben C. Yee","orcid":"https://orcid.org/0000-0003-3418-965X","observed_orcids":["https://orcid.org/0000-0003-3418-965X"]},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ben Yee","raw_affiliation_strings":["Univ. of Michigan, Ann Arbor, MI (United States)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ. of Michigan, Ann Arbor, MI (United States)","institution_ids":["https://openalex.org/I27837315"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","score":0.9789999723434448,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10597","display_name":"Nuclear reactor physics and engineering","score":0.9789999723434448,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12560","display_name":"Nuclear Engineering Thermal-Hydraulics","score":0.007300000172108412,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.0024999999441206455,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/reactor-core-simulation","display_name":"reactor core simulation","score":0.7089999914169312},{"id":"https://openalex.org/keywords/runtime-performance","display_name":"runtime performance","score":0.6899999976158142},{"id":"https://openalex.org/keywords/computational-cost-reduction","display_name":"computational complexity reduction","score":0.9409999847412109},{"id":"https://openalex.org/keywords/performance-benchmarking","display_name":"performance benchmarking","score":0.4480000138282776}],"concepts":[{"id":"https://openalex.org/C2164484","wikidata":"https://www.wikidata.org/wiki/Q5170150","display_name":"Core (optical fiber)","level":2,"score":0.6276053786277771},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.5842260122299194},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5280469059944153},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.48407331109046936},{"id":"https://openalex.org/C2780129039","wikidata":"https://www.wikidata.org/wiki/Q1931107","display_name":"Section (typography)","level":2,"score":0.43794581294059753},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.24083039164543152},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.19344434142112732},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.10849583148956299},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0810454785823822}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.2172/1338536","doi":"https://doi.org/10.2172/1338536","is_oa":false,"landing_page_url":"https://doi.org/10.2172/1338536","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)","raw_type":"report"},{"id":"pmh:oai:osti.gov:1338536","doi":null,"is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1338536","pdf_url":"https://www.osti.gov/servlets/purl/1338536","source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:osti.gov:1338536","doi":null,"is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1338536","pdf_url":"https://www.osti.gov/servlets/purl/1338536","source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4253580832.pdf","grobid_xml":"https://content.openalex.org/works/W4253580832.grobid-xml"},"referenced_works_count":7,"referenced_works":["https://openalex.org/W177645605","https://openalex.org/W1993598022","https://openalex.org/W2000593521","https://openalex.org/W2090565962","https://openalex.org/W2304445220","https://openalex.org/W2569192355","https://openalex.org/W2594904266"],"related_works":["https://openalex.org/W7106330981","https://openalex.org/W2574177677","https://openalex.org/W6985147935","https://openalex.org/W2547076476","https://openalex.org/W2186059621","https://openalex.org/W2463675864","https://openalex.org/W4416278925","https://openalex.org/W2045940186","https://openalex.org/W4296234554","https://openalex.org/W3033184859"],"abstract_inverted_index":{"This":[0],"report":[1,57],"describes":[2],"the":[3,8,18,25,40,65,84,90,94,97,100,109],"performance":[4,67,116],"improvements":[5,117],"made":[6,87],"to":[7,28,63,88],"VERA":[9,19],"Core":[10,20],"Simulator":[11,21],"(VERA-CS)":[12],"during":[13],"FY2016.":[14],"The":[15,52,76],"development":[16],"of":[17,43,47,55,68,83,96],"has":[22],"focused":[23],"on":[24,108],"capability":[26,38],"needed":[27],"deplete":[29],"physical":[30],"reactors":[31],"and":[32,113],"help":[33],"solve":[34],"various":[35],"problems;":[36],"this":[37,56],"required":[39],"accurate":[41],"simulation":[42],"many":[44],"operating":[45],"cycles":[46],"a":[48,71,80],"nuclear":[49],"power":[50],"plant.":[51],"first":[53],"section":[54,78],"introduces":[58],"two":[59],"test":[60],"problems":[61],"used":[62],"assess":[64],"run-time":[66,101],"VERA-CS":[69],"using":[70],"source":[72],"dated":[73],"February":[74],"2016.":[75],"next":[77],"provides":[79],"brief":[81],"overview":[82],"major":[85,98],"modifications":[86],"decrease":[89],"computational":[91],"cost.":[92],"Following":[93],"descriptions":[95],"improvements,":[99],"for":[102],"each":[103],"improvement":[104],"is":[105],"shown.":[106],"Conclusions":[107],"work":[110],"are":[111,118],"presented,":[112],"further":[114],"follow-on":[115],"suggested.":[119]},"counts_by_year":[],"updated_date":"2026-09-29T14:09:16.559479","created_date":"2022-05-12T00:00:00"}
