{"id":"https://openalex.org/W7124159566","doi":"https://doi.org/10.1021/acs.jpclett.5c03769","title":"Revealing Quantum Tunneling in a Nanocavity with Monolayer Graphene as a Stair","display_name":"Revealing Quantum Tunneling in a Nanocavity with Monolayer Graphene as a Stair","publication_year":2026,"publication_date":"2026-01-14","ids":{"openalex":"https://openalex.org/W7124159566","doi":"https://doi.org/10.1021/acs.jpclett.5c03769","pmid":"https://pubmed.ncbi.nlm.nih.gov/41533925"},"language":"en","primary_location":{"id":"doi:10.1021/acs.jpclett.5c03769","doi":"https://doi.org/10.1021/acs.jpclett.5c03769","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acs.jpclett.5c03769","pdf_url":null,"source":{"id":"https://openalex.org/S123480357","display_name":"The Journal of Physical Chemistry Letters","issn_l":"1948-7185","issn":["1948-7185"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Physical Chemistry Letters","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Siyu Chen","orcid":"https://orcid.org/0000-0002-7957-9902","observed_orcids":["https://orcid.org/0000-0002-7957-9902"]},"institutions":[{"id":"https://openalex.org/I143868143","display_name":"Anhui University","ror":"https://ror.org/05th6yx34","country_code":"CN","type":"education","lineage":["https://openalex.org/I143868143"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Siyu Chen","raw_affiliation_strings":["State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China"],"raw_orcid":"https://orcid.org/0000-0002-7957-9902","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China","institution_ids":["https://openalex.org/I143868143"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100764168","display_name":"Yanxia Li","orcid":"https://orcid.org/0000-0001-9832-3374","observed_orcids":["https://orcid.org/0000-0001-9832-3374"]},"institutions":[{"id":"https://openalex.org/I143868143","display_name":"Anhui University","ror":"https://ror.org/05th6yx34","country_code":"CN","type":"education","lineage":["https://openalex.org/I143868143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanxia Li","raw_affiliation_strings":["State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China","institution_ids":["https://openalex.org/I143868143"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123046933","display_name":"Wenbo Ding","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I143868143","display_name":"Anhui University","ror":"https://ror.org/05th6yx34","country_code":"CN","type":"education","lineage":["https://openalex.org/I143868143"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenbo Ding","raw_affiliation_strings":["State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China","institution_ids":["https://openalex.org/I143868143"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Liangbao Yang","orcid":"https://orcid.org/0000-0002-6559-6947","observed_orcids":["https://orcid.org/0000-0002-6559-6947"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I2802624667","display_name":"Hefei Institutes of Physical Science","ror":"https://ror.org/046n57345","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I2802624667"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Liangbao Yang","raw_affiliation_strings":["Hefei Institutes of Physical Science, Chinese Academy of Sciences"],"raw_orcid":"https://orcid.org/0000-0002-6559-6947","affiliations":[{"raw_affiliation_string":"Hefei Institutes of Physical Science, Chinese Academy of Sciences","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I2802624667"]}]},{"author_position":"last","author":{"id":null,"display_name":"Lei Shan","orcid":"https://orcid.org/0000-0001-9750-2186","observed_orcids":["https://orcid.org/0000-0001-9750-2186"]},"institutions":[{"id":"https://openalex.org/I143868143","display_name":"Anhui University","ror":"https://ror.org/05th6yx34","country_code":"CN","type":"education","lineage":["https://openalex.org/I143868143"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lei Shan","raw_affiliation_strings":["Leibniz International Joint Research Center of Materials Sciences of Anhui Province, Anhui University, 111 Jiu Long Road, Hefei 230601, China","State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China"],"raw_orcid":"https://orcid.org/0000-0001-9750-2186","affiliations":[{"raw_affiliation_string":"Leibniz International Joint Research Center of Materials Sciences of Anhui Province, Anhui University, 111 Jiu Long Road, Hefei 230601, China","institution_ids":["https://openalex.org/I143868143"]},{"raw_affiliation_string":"State Key Laboratory of Optoelectronic Information Acquisition and Protection Technology & Information Materials and Intelligent Sensing Laboratory of Anhui Province & Institutes of Physical Science and Information Technology, Anhui University, 111 Jiu Long Road, Hefei 230601, China","institution_ids":["https://openalex.org/I143868143"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I143868143","https://openalex.org/I19820366","https://openalex.org/I2802624667"],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0223444,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"17","issue":"4","first_page":"901","last_page":"908"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10295","display_name":"Plasmonic and Surface Plasmon Research","score":0.8827999830245972,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10295","display_name":"Plasmonic and Surface Plasmon Research","score":0.8827999830245972,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10131","display_name":"Gold and Silver Nanoparticles Synthesis and Applications","score":0.11299999803304672,"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/T12466","display_name":"Near-Field Optical Microscopy","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quantum-tunneling","display_name":"quantum tunneling","score":0.9190000295639038},{"id":"https://openalex.org/keywords/monolayer-graphene","display_name":"monolayer graphene","score":0.9760000109672546},{"id":"https://openalex.org/keywords/nanocavities","display_name":"nanocavities","score":0.6830000281333923},{"id":"https://openalex.org/keywords/quantum-plasmonics","display_name":"quantum plasmonics","score":0.8090000152587891},{"id":"https://openalex.org/keywords/surface-enhanced-raman-scattering","display_name":"surface-enhanced Raman scattering","score":0.9089999794960022},{"id":"https://openalex.org/keywords/sers-enhancement-factor","display_name":"SERS enhancement factor","score":0.9399999976158142},{"id":"https://openalex.org/keywords/barrier-height-reduction","display_name":"barrier height reduction","score":0.6060000061988831}],"concepts":[{"id":"https://openalex.org/C30080830","wikidata":"https://www.wikidata.org/wiki/Q169917","display_name":"Graphene","level":2,"score":0.7659000158309937},{"id":"https://openalex.org/C120398109","wikidata":"https://www.wikidata.org/wiki/Q175751","display_name":"Quantum tunnelling","level":2,"score":0.7148000001907349},{"id":"https://openalex.org/C7070889","wikidata":"https://www.wikidata.org/wiki/Q902488","display_name":"Monolayer","level":2,"score":0.6144999861717224},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.5745999813079834},{"id":"https://openalex.org/C110879396","wikidata":"https://www.wikidata.org/wiki/Q58392","display_name":"Plasmon","level":2,"score":0.5651000142097473},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5493000149726868},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.46799999475479126},{"id":"https://openalex.org/C124657808","wikidata":"https://www.wikidata.org/wiki/Q1133068","display_name":"Quantum dot","level":2,"score":0.43860000371932983},{"id":"https://openalex.org/C147120987","wikidata":"https://www.wikidata.org/wiki/Q2225","display_name":"Electron","level":2,"score":0.4235000014305115},{"id":"https://openalex.org/C66823137","wikidata":"https://www.wikidata.org/wiki/Q757568","display_name":"Atomic units","level":2,"score":0.398499995470047},{"id":"https://openalex.org/C141400236","wikidata":"https://www.wikidata.org/wiki/Q1479544","display_name":"Nanoelectronics","level":2,"score":0.39809998869895935},{"id":"https://openalex.org/C138631740","wikidata":"https://www.wikidata.org/wiki/Q967847","display_name":"Nanomaterials","level":2,"score":0.38989999890327454},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.35600000619888306},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.3472000062465668},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.32710000872612},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.31929999589920044},{"id":"https://openalex.org/C150724011","wikidata":"https://www.wikidata.org/wiki/Q1055226","display_name":"Quantum point contact","level":4,"score":0.29840001463890076},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.28760001063346863},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.28299999237060547},{"id":"https://openalex.org/C140807948","wikidata":"https://www.wikidata.org/wiki/Q4148055","display_name":"Graphene nanoribbons","level":3,"score":0.27140000462532043},{"id":"https://openalex.org/C136676167","wikidata":"https://www.wikidata.org/wiki/Q1151829","display_name":"Surface plasmon","level":3,"score":0.2711000144481659},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.26600000262260437},{"id":"https://openalex.org/C125485243","wikidata":"https://www.wikidata.org/wiki/Q905186","display_name":"Electron density","level":3,"score":0.2572999894618988}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1021/acs.jpclett.5c03769","doi":"https://doi.org/10.1021/acs.jpclett.5c03769","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acs.jpclett.5c03769","pdf_url":null,"source":{"id":"https://openalex.org/S123480357","display_name":"The Journal of Physical Chemistry Letters","issn_l":"1948-7185","issn":["1948-7185"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","medline","norway-1"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Physical Chemistry Letters","raw_type":"journal-article"},{"id":"pmid:41533925","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/41533925","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The journal of physical chemistry letters","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G4247223228","display_name":null,"funder_award_id":"12404249","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W1974935802","https://openalex.org/W1982560722","https://openalex.org/W1997415897","https://openalex.org/W2003035573","https://openalex.org/W2010970262","https://openalex.org/W2042800784","https://openalex.org/W2043852629","https://openalex.org/W2048487844","https://openalex.org/W2069015156","https://openalex.org/W2157055089","https://openalex.org/W2159981054","https://openalex.org/W2160741150","https://openalex.org/W2170837376","https://openalex.org/W2229224778","https://openalex.org/W2312830858","https://openalex.org/W2328773112","https://openalex.org/W2414381099","https://openalex.org/W2486270914","https://openalex.org/W2570980576","https://openalex.org/W2590927597","https://openalex.org/W2767636801","https://openalex.org/W2797445881","https://openalex.org/W2886531226","https://openalex.org/W2904724367","https://openalex.org/W2913689023","https://openalex.org/W2933064643","https://openalex.org/W2950393695","https://openalex.org/W2971763914","https://openalex.org/W2979035229","https://openalex.org/W2999807831","https://openalex.org/W3036316066","https://openalex.org/W3101186681","https://openalex.org/W3172850605","https://openalex.org/W3178926898","https://openalex.org/W3195745633","https://openalex.org/W3215974138","https://openalex.org/W4210265730","https://openalex.org/W4250753691","https://openalex.org/W4284970029","https://openalex.org/W4289820289","https://openalex.org/W4403299941","https://openalex.org/W4403338158","https://openalex.org/W4405173554","https://openalex.org/W4405371636"],"related_works":[],"abstract_inverted_index":{"Exploring":[0],"the":[1,6,9,21,48,57,73,77,82,95,101,104,108,131],"quantum":[2,27,127,138],"mechanical":[3,128],"effects":[4],"of":[5,76,84,92],"nanomaterials":[7],"at":[8],"atomic":[10],"length":[11],"scale":[12],"is":[13,31,62,66],"vital":[14],"to":[15,68],"understanding":[16,126],"their":[17],"inherent":[18],"functions,":[19],"expediting":[20],"potential":[22,132],"novel":[23,134],"applications":[24,135],"based":[25,136],"on":[26,137],"plasmonics.":[28,139],"Here,":[29],"graphene":[30,65,93],"sandwiched":[32],"as":[33],"a":[34,38,69,116],"stair":[35],"layer":[36],"in":[37,56,94,115],"Au":[39,58,96],"nanoparticle-on-mirror":[40],"(Au":[41],"NPoM)":[42],"structure.":[43],"Layer-dependent":[44],"scattering":[45],"spectra":[46],"and":[47],"theoretical":[49],"model":[50],"confirm":[51],"that":[52,71],"electron":[53,78,85],"tunneling":[54],"occurs":[55],"NPoM/monolayer":[59],"graphene.":[60],"This":[61,119],"because":[63],"monolayer":[64],"similar":[67],"staircase":[70],"reduces":[72],"barrier":[74],"height":[75],"tunneling,":[79],"thereby":[80],"facilitating":[81],"occurrence":[83],"tunneling.":[86],"The":[87],"layer-dependent":[88],"SERS":[89],"enhancement":[90],"factor":[91],"NPoM":[97],"system":[98],"agrees":[99],"with":[100],"prediction":[102],"by":[103],"quantum-corrected":[105],"model.":[106],"Thus,":[107],"plasmonic":[109],"field":[110],"limits":[111],"have":[112],"been":[113],"probed":[114],"single-atom-layer":[117],"gap.":[118],"work":[120],"provides":[121],"important":[122],"guidance":[123],"for":[124,133],"further":[125],"effects,":[129],"enabling":[130]},"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2026-01-15T00:00:00"}
