{"id":"https://openalex.org/W3131734535","doi":null,"title":"Observation of intrinsic time-reversal invariant Z 2 topological phase in bilayer graphene","display_name":"Observation of intrinsic time-reversal invariant Z 2 topological phase in bilayer graphene","publication_year":2021,"publication_date":"2021-03-15","ids":{"openalex":"https://openalex.org/W3131734535","mag":"3131734535"},"language":"en","primary_location":{"id":"mag:3131734535","doi":null,"is_oa":false,"landing_page_url":"https://meetings.aps.org/Meeting/MAR21/Session/B51.4","pdf_url":null,"source":{"id":"https://openalex.org/S2764664775","display_name":"Bulletin of the American Physical Society","issn_l":"0003-0503","issn":["0003-0503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Bulletin of the American Physical Society","raw_type":null},"volume":null,"type":"article","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/A5039513298","display_name":"Priya Tiwari","orcid":"https://orcid.org/0000-0002-1974-163X","observed_orcids":["https://orcid.org/0000-0002-1974-163X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Priya Tiwari","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005765365","display_name":"Saurabh Kumar Srivastav","orcid":"https://orcid.org/0000-0002-0498-4217","observed_orcids":["https://orcid.org/0000-0002-0498-4217"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Saurabh Kumar Srivastav","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-0498-4217","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061989492","display_name":"Sujay Ray","orcid":"https://orcid.org/0000-0001-8005-5199","observed_orcids":["https://orcid.org/0000-0001-8005-5199"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sujay Ray","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-8005-5199","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109006719","display_name":"Tanmoy Das","orcid":"https://orcid.org/0000-0003-1881-9164","observed_orcids":["https://orcid.org/0000-0003-1881-9164"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tanmoy Das","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5077063114","display_name":"Aveek Bid","orcid":"https://orcid.org/0000-0002-2378-7980","observed_orcids":["https://orcid.org/0000-0002-2378-7980"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Aveek Bid","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2378-7980","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.02862628,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"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/T10657","display_name":"Topological Materials and Phenomena","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T10657","display_name":"Topological Materials and Phenomena","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"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/T10083","display_name":"Graphene research and applications","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/T11682","display_name":"Advanced Condensed Matter Physics","score":9.999999747378752e-05,"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/z2-topological-phase","display_name":"Z2 topological phase","score":0.9559999704360962},{"id":"https://openalex.org/keywords/bilayer-graphene","display_name":"bilayer graphene","score":0.9959999918937683},{"id":"https://openalex.org/keywords/topological-phase-transition","display_name":"topological phase transition","score":0.6200000047683716},{"id":"https://openalex.org/keywords/quantum-spin-hall-effect","display_name":"quantum spin Hall effect","score":0.6079999804496765}],"concepts":[{"id":"https://openalex.org/C143401881","wikidata":"https://www.wikidata.org/wiki/Q4156171","display_name":"Bilayer graphene","level":3,"score":0.7432205677032471},{"id":"https://openalex.org/C30080830","wikidata":"https://www.wikidata.org/wiki/Q169917","display_name":"Graphene","level":2,"score":0.5919665098190308},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.5814188718795776},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.4538622200489044},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.42976728081703186},{"id":"https://openalex.org/C192157962","wikidata":"https://www.wikidata.org/wiki/Q4087243","display_name":"Bilayer","level":3,"score":0.41447409987449646},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.38543701171875},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.36749303340911865},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.34633249044418335},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.20645418763160706},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.20457273721694946},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1498509645462036},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.1165219247341156},{"id":"https://openalex.org/C41625074","wikidata":"https://www.wikidata.org/wiki/Q176088","display_name":"Membrane","level":2,"score":0.10199305415153503},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.05753868818283081},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:3131734535","doi":null,"is_oa":false,"landing_page_url":"https://meetings.aps.org/Meeting/MAR21/Session/B51.4","pdf_url":null,"source":{"id":"https://openalex.org/S2764664775","display_name":"Bulletin of the American Physical Society","issn_l":"0003-0503","issn":["0003-0503"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Bulletin of the American Physical Society","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/W2241938828","https://openalex.org/W3042765513","https://openalex.org/W2346283407","https://openalex.org/W2602192367","https://openalex.org/W152309622","https://openalex.org/W7072349807","https://openalex.org/W7204669220","https://openalex.org/W342371550","https://openalex.org/W2246543232","https://openalex.org/W1667538931"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-09-21T07:43:02.447757","created_date":"2021-03-01T00:00:00"}