{"id":"https://openalex.org/W7225378671","doi":"https://doi.org/10.3847/1538-4357/aeae37","title":"Exploring Magnetic Reconnection in a Sub-A-class Microflare Using Data-constrained Numerical Simulation and Multi-instrument Observations","display_name":"Exploring Magnetic Reconnection in a Sub-A-class Microflare Using Data-constrained Numerical Simulation and Multi-instrument Observations","publication_year":2026,"publication_date":"2026-11-06","ids":{"openalex":"https://openalex.org/W7225378671","doi":"https://doi.org/10.3847/1538-4357/aeae37"},"language":"en","primary_location":{"id":"doi:10.3847/1538-4357/aeae37","doi":"https://doi.org/10.3847/1538-4357/aeae37","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeae37","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeae37/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeae37/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5127864189","display_name":"Simrat Kaur","orcid":"https://orcid.org/0009-0003-5326-9310","observed_orcids":["https://orcid.org/0009-0003-5326-9310"]},"institutions":[{"id":"https://openalex.org/I2799756756","display_name":"Udaipur Solar Observatory","ror":"https://ror.org/05pv4jg27","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799756756"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Simrat Kaur","raw_affiliation_strings":["Indian Institute of Technology","Udaipur Solar Observatory"],"raw_orcid":"https://orcid.org/0009-0003-5326-9310","affiliations":[{"raw_affiliation_string":"Indian Institute of Technology","institution_ids":[]},{"raw_affiliation_string":"Udaipur Solar Observatory","institution_ids":["https://openalex.org/I2799756756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042284079","display_name":"R. Bhattacharyya","orcid":"https://orcid.org/0000-0003-4522-5070","observed_orcids":["https://orcid.org/0000-0003-4522-5070"]},"institutions":[{"id":"https://openalex.org/I2799756756","display_name":"Udaipur Solar Observatory","ror":"https://ror.org/05pv4jg27","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799756756"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Ramit Bhattacharyya","raw_affiliation_strings":["Udaipur Solar Observatory"],"raw_orcid":"https://orcid.org/0000-0003-4522-5070","affiliations":[{"raw_affiliation_string":"Udaipur Solar Observatory","institution_ids":["https://openalex.org/I2799756756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042955101","display_name":"Satyam Agarwal","orcid":"https://orcid.org/0000-0002-0833-9485","observed_orcids":["https://orcid.org/0000-0002-0833-9485"]},"institutions":[{"id":"https://openalex.org/I82495205","display_name":"University of Alabama in Huntsville","ror":"https://ror.org/02zsxwr40","country_code":"US","type":"education","lineage":["https://openalex.org/I82495205"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Satyam Agarwal","raw_affiliation_strings":["The University of Alabama in Huntsville"],"raw_orcid":"https://orcid.org/0000-0002-0833-9485","affiliations":[{"raw_affiliation_string":"The University of Alabama in Huntsville","institution_ids":["https://openalex.org/I82495205"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001420388","display_name":"Qiang Hu","orcid":"https://orcid.org/0000-0002-7570-2301","observed_orcids":["https://orcid.org/0000-0002-7570-2301"]},"institutions":[{"id":"https://openalex.org/I82495205","display_name":"University of Alabama in Huntsville","ror":"https://ror.org/02zsxwr40","country_code":"US","type":"education","lineage":["https://openalex.org/I82495205"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Qiang Hu","raw_affiliation_strings":["The University of Alabama in Huntsville"],"raw_orcid":"https://orcid.org/0000-0002-7570-2301","affiliations":[{"raw_affiliation_string":"The University of Alabama in Huntsville","institution_ids":["https://openalex.org/I82495205"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":{"value":4499,"currency":"USD","value_usd":4499},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1011","issue":"2","first_page":"262","last_page":"262"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10251","display_name":"Solar and Space Plasma Dynamics","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10346","display_name":"Magnetic confinement fusion research","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/magnetic-reconnection","display_name":"magnetic reconnection","score":0.9679999947547913},{"id":"https://openalex.org/keywords/microflares","display_name":"microflares","score":0.6909999847412109},{"id":"https://openalex.org/keywords/solar-flares","display_name":"solar flares","score":0.878000020980835},{"id":"https://openalex.org/keywords/magnetic-flux-ropes","display_name":"magnetic flux ropes","score":0.8650000095367432},{"id":"https://openalex.org/keywords/coronal-magnetic-field","display_name":"coronal magnetic field","score":0.7730000019073486},{"id":"https://openalex.org/keywords/magnetic-field-line-topology","display_name":"magnetic field line topology","score":0.7429999709129333},{"id":"https://openalex.org/keywords/nonlinear-force-free-field-extrapolation","display_name":"nonlinear force-free field extrapolation","score":0.8410000205039978},{"id":"https://openalex.org/keywords/active-regions","display_name":"active regions","score":0.6489999890327454},{"id":"https://openalex.org/keywords/chandrayaan-2","display_name":"Chandrayaan-2","score":0.9869999885559082}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.9168000221252441},{"id":"https://openalex.org/C36819163","wikidata":"https://www.wikidata.org/wiki/Q287506","display_name":"Magnetic reconnection","level":3,"score":0.8348000049591064},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.7202000021934509},{"id":"https://openalex.org/C31532427","wikidata":"https://www.wikidata.org/wiki/Q2549249","display_name":"Magnetohydrodynamics","level":3,"score":0.6816999912261963},{"id":"https://openalex.org/C162565982","wikidata":"https://www.wikidata.org/wiki/Q3725254","display_name":"Magnetic energy","level":4,"score":0.6197999715805054},{"id":"https://openalex.org/C172600038","wikidata":"https://www.wikidata.org/wiki/Q1088170","display_name":"Nanoflares","level":5,"score":0.6013000011444092},{"id":"https://openalex.org/C185001636","wikidata":"https://www.wikidata.org/wiki/Q119830","display_name":"Solar flare","level":2,"score":0.589900016784668},{"id":"https://openalex.org/C132459708","wikidata":"https://www.wikidata.org/wiki/Q744069","display_name":"Extrapolation","level":2,"score":0.5160999894142151},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.4787999987602234},{"id":"https://openalex.org/C102988692","wikidata":"https://www.wikidata.org/wiki/Q619254","display_name":"Interplanetary magnetic field","level":4,"score":0.4745999872684479},{"id":"https://openalex.org/C205995761","wikidata":"https://www.wikidata.org/wiki/Q1810738","display_name":"Field line","level":3,"score":0.4666999876499176},{"id":"https://openalex.org/C157479481","wikidata":"https://www.wikidata.org/wiki/Q177831","display_name":"Magnetic flux","level":3,"score":0.4648999869823456},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.4440999925136566},{"id":"https://openalex.org/C2776779350","wikidata":"https://www.wikidata.org/wiki/Q1134503","display_name":"Corona (planetary geology)","level":3,"score":0.421099990606308},{"id":"https://openalex.org/C82706917","wikidata":"https://www.wikidata.org/wiki/Q10251","display_name":"Plasma","level":2,"score":0.37959998846054077},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.3682999908924103},{"id":"https://openalex.org/C72886185","wikidata":"https://www.wikidata.org/wiki/Q129890","display_name":"Coronal mass ejection","level":4,"score":0.3547999858856201},{"id":"https://openalex.org/C500300565","wikidata":"https://www.wikidata.org/wiki/Q925667","display_name":"Computer simulation","level":2,"score":0.33340001106262207},{"id":"https://openalex.org/C2779588948","wikidata":"https://www.wikidata.org/wiki/Q628261","display_name":"Flare","level":2,"score":0.3294999897480011},{"id":"https://openalex.org/C57879066","wikidata":"https://www.wikidata.org/wiki/Q41217","display_name":"Mechanics","level":1,"score":0.3167000114917755},{"id":"https://openalex.org/C188841122","wikidata":"https://www.wikidata.org/wiki/Q1976304","display_name":"Dipole model of the Earth's magnetic field","level":5,"score":0.3059999942779541},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.30160000920295715},{"id":"https://openalex.org/C190895841","wikidata":"https://www.wikidata.org/wiki/Q6456166","display_name":"L-shell","level":4,"score":0.3009999990463257},{"id":"https://openalex.org/C198352243","wikidata":"https://www.wikidata.org/wiki/Q37105","display_name":"Line (geometry)","level":2,"score":0.29980000853538513},{"id":"https://openalex.org/C135889238","wikidata":"https://www.wikidata.org/wiki/Q46276","display_name":"Kinetic energy","level":2,"score":0.2980000078678131},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.2750000059604645},{"id":"https://openalex.org/C162269090","wikidata":"https://www.wikidata.org/wiki/Q1156047","display_name":"Rope","level":2,"score":0.272599995136261},{"id":"https://openalex.org/C144822601","wikidata":"https://www.wikidata.org/wiki/Q11271324","display_name":"Energy transformation","level":2,"score":0.266400009393692},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.26440000534057617},{"id":"https://openalex.org/C33643480","wikidata":"https://www.wikidata.org/wiki/Q383041","display_name":"Magnetic pressure","level":4,"score":0.25360000133514404}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3847/1538-4357/aeae37","doi":"https://doi.org/10.3847/1538-4357/aeae37","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeae37","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeae37/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:7d6b7759e0b642a4933491800b8f384c","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/7d6b7759e0b642a4933491800b8f384c","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"The Astrophysical Journal, Vol 1011, Iss 2, p 262 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3847/1538-4357/aeae37","doi":"https://doi.org/10.3847/1538-4357/aeae37","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeae37","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeae37/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7225378671.pdf","grobid_xml":"https://content.openalex.org/works/W7225378671.grobid-xml"},"referenced_works_count":51,"referenced_works":["https://openalex.org/W1493880006","https://openalex.org/W1968155723","https://openalex.org/W1972922682","https://openalex.org/W1985113682","https://openalex.org/W2003143495","https://openalex.org/W2014209718","https://openalex.org/W2023489238","https://openalex.org/W2025716061","https://openalex.org/W2028573294","https://openalex.org/W2041009247","https://openalex.org/W2042180483","https://openalex.org/W2043546679","https://openalex.org/W2055722407","https://openalex.org/W2059552025","https://openalex.org/W2073976196","https://openalex.org/W2090288646","https://openalex.org/W2094483427","https://openalex.org/W2098788010","https://openalex.org/W2100589501","https://openalex.org/W2122755404","https://openalex.org/W2124410915","https://openalex.org/W2142234851","https://openalex.org/W2158612941","https://openalex.org/W2194422005","https://openalex.org/W2289882285","https://openalex.org/W2593850178","https://openalex.org/W2623208181","https://openalex.org/W2737502695","https://openalex.org/W2798273291","https://openalex.org/W2936546995","https://openalex.org/W2962968007","https://openalex.org/W3002011743","https://openalex.org/W3043305100","https://openalex.org/W3087361274","https://openalex.org/W3127887284","https://openalex.org/W3148994853","https://openalex.org/W3151864985","https://openalex.org/W3188442532","https://openalex.org/W4200629176","https://openalex.org/W4224903011","https://openalex.org/W4256491741","https://openalex.org/W4292069163","https://openalex.org/W4297516986","https://openalex.org/W4364375471","https://openalex.org/W4391541306","https://openalex.org/W4399068047","https://openalex.org/W4400496530","https://openalex.org/W4403899382","https://openalex.org/W4407536312","https://openalex.org/W4408939918","https://openalex.org/W7133205516"],"related_works":["https://openalex.org/W7133205516","https://openalex.org/W1994659362","https://openalex.org/W2133709032","https://openalex.org/W2289882285","https://openalex.org/W4410343082","https://openalex.org/W7160490944","https://openalex.org/W4409122890","https://openalex.org/W2023255961","https://openalex.org/W4391541306","https://openalex.org/W2611215749"],"abstract_inverted_index":{"Abstract":[0],"Solar":[1,41],"flares":[2],"are":[3,61,165],"intermittent":[4],"events":[5],"that":[6,136],"convert":[7],"free":[8],"magnetic":[9,24,29,55,65,82,97,149],"energy":[10,15],"into":[11],"heat":[12],"and":[13,52,100,183],"kinetic":[14],"of":[16,23,80,95,104,112,133,191,203],"charged":[17],"particles,":[18],"along":[19,106,140],"with":[20,141,167,200],"a":[21,81,101,118,152,161,179],"rearrangement":[22],"field":[25,66,73,98,176],"lines":[26,177],"(MFLs)":[27],"through":[28],"reconnection.":[30,150],"This":[31],"work":[32],"investigates":[33],"an":[34,207],"active-region":[35],"sub-A-class":[36],"microflare":[37],"detected":[38],"by":[39],"the":[40,53,58,70,78,87,110,113,125,134,138,158,168,189,192,201],"X-ray":[42],"Monitor":[43],"on":[44],"board":[45],"Chandrayaan-2.":[46],"The":[47,63,128,194],"MFL":[48],"topology,":[49],"its":[50,107],"evolution,":[51],"associated":[54],"reconnection":[56,205],"in":[57,143,181,206],"flaring":[59,88],"region":[60],"investigated.":[62],"coronal":[64],"is":[67,115,197],"constructed":[68],"using":[69,117,124],"nonlinear":[71],"force-free":[72],"(NLFFF)":[74],"extrapolation":[75],"model,":[76],"indicating":[77],"presence":[79],"flux":[83],"rope":[84],"(MFR)":[85],"at":[86],"location.":[89],"Notably,":[90],"this":[91],"MFR":[92,114,159],"exhibits":[93],"regions":[94],"high":[96],"gradient":[99],"nonuniform":[102],"distribution":[103],"twist":[105],"axis.":[108],"Furthermore,":[109],"dynamics":[111],"explored":[116],"three-dimensional":[119],"data-constrained":[120],"magnetohydrodynamics":[121],"simulation":[122,129],"performed":[123],"EULAG-MHD":[126],"code.":[127],"shows":[130],"overall":[131,195],"untangling":[132],"MFLs":[135,155],"constitute":[137],"MFR,":[139],"changes":[142],"their":[144,173],"connectivity,":[145,182],"which":[146],"suggests":[147],"underlying":[148],"Further,":[151],"few":[153],"representative":[154],"belonging":[156],"to":[157,171,188],"over":[160],"given":[162],"time":[163],"span":[164],"advected":[166],"plasma":[169],"flow":[170],"maintain":[172],"identity.":[174],"These":[175],"show":[178],"change":[180],"such":[184],"reconnections":[185],"can":[186],"contribute":[187],"unfurling":[190],"MFR.":[193,208],"scenario":[196],"generally":[198],"consistent":[199],"concept":[202],"braiding":[204]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2026-11-07T00:00:00"}
