{"id":"https://openalex.org/W17822582","doi":null,"title":"Topological singularities on the surface of an ordered system","display_name":"Topological singularities on the surface of an ordered system","publication_year":1978,"publication_date":"1978-07-20","ids":{"openalex":"https://openalex.org/W17822582","mag":"17822582"},"language":"en","primary_location":{"id":"mag:17822582","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1978ZhPmR..28...65V/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306514966","display_name":"JETP Lett. (USSR) (Engl. Transl.); (United States)","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"JETP Lett. (USSR) (Engl. Transl.); (United States)","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024798344","display_name":"\u0413\u0440\u0438\u0433\u043e\u0440\u0438\u0439 \u0415\u0444\u0438\u043c\u043e\u0432\u0438\u0447 \u0412\u043e\u043b\u043e\u0432\u0438\u043a","orcid":"https://orcid.org/0000-0003-2558-8544","observed_orcids":["https://orcid.org/0000-0003-2558-8544"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"G. E. Volovik","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-2558-8544","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5024798344"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":48,"citation_normalized_percentile":{"value":0.00164508,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":96},"biblio":{"volume":"28","issue":null,"first_page":"59","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10306","display_name":"Liquid Crystal Research Advancements","score":0.5342000126838684,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10306","display_name":"Liquid Crystal Research Advancements","score":0.5342000126838684,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10591","display_name":"Theoretical and Computational Physics","score":0.2619999945163727,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter 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/T10657","display_name":"Topological Materials and Phenomena","score":0.05339999869465828,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/topological-defects","display_name":"topological defects","score":0.9480000138282776},{"id":"https://openalex.org/keywords/surface-defects","display_name":"surface defects","score":0.9340000152587891},{"id":"https://openalex.org/keywords/ordered-systems","display_name":"ordered systems","score":0.7710000276565552},{"id":"https://openalex.org/keywords/nematic-liquid-crystals","display_name":"nematic liquid crystals","score":0.9110000133514404},{"id":"https://openalex.org/keywords/superfluid-helium-3","display_name":"superfluid helium-3","score":0.9750000238418579},{"id":"https://openalex.org/keywords/defect-classification","display_name":"defect classification","score":0.5929999947547913}],"concepts":[{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.6749885082244873},{"id":"https://openalex.org/C12843","wikidata":"https://www.wikidata.org/wiki/Q201721","display_name":"Gravitational singularity","level":2,"score":0.6705535054206848},{"id":"https://openalex.org/C62354387","wikidata":"https://www.wikidata.org/wiki/Q875399","display_name":"Boundary (topology)","level":2,"score":0.6394498348236084},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.5112874507904053},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42457717657089233},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.41707903146743774},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.28343918919563293},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.2426415979862213},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11898401379585266}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:17822582","doi":null,"is_oa":false,"landing_page_url":"http://ui.adsabs.harvard.edu/abs/1978ZhPmR..28...65V/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S4306514966","display_name":"JETP Lett. (USSR) (Engl. Transl.); (United States)","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":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"JETP Lett. (USSR) (Engl. Transl.); (United States)","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1965370099","https://openalex.org/W2074424763","https://openalex.org/W2011895992","https://openalex.org/W4403413142","https://openalex.org/W4245188689","https://openalex.org/W7206975635","https://openalex.org/W1612200068","https://openalex.org/W2017608856","https://openalex.org/W2101717860","https://openalex.org/W6959869036"],"abstract_inverted_index":{"The":[0],"methods":[1],"of":[2,16],"relative":[3],"homotopic":[4],"groups":[5],"are":[6,29],"used":[7],"to":[8],"classify":[9],"topologically":[10],"stable":[11],"defects":[12,21],"on":[13],"the":[14],"boundary":[15],"an":[17],"ordered":[18],"system.":[19],"Surface":[20],"in":[22,25],"nematics":[23],"and":[24],"superfluid":[26],"He/sup":[27],"3/":[28],"considered.":[30]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}