{"authors":[{"id":null,"fullName":"Anagnostou, Katerina","name":"Katerina","surname":"Anagnostou","rank":1,"pid":null},{"id":null,"fullName":"Urban, Massimo","name":"Massimo","surname":"Urban","rank":2,"pid":null},{"id":null,"fullName":"Sotiropoulos, Evangelos","name":"Evangelos","surname":"Sotiropoulos","rank":3,"pid":null},{"id":null,"fullName":"Polyzoidis, Christos","name":"Christos","surname":"Polyzoidis","rank":4,"pid":null},{"id":null,"fullName":"Kavalieraki, Katerina","name":"Katerina","surname":"Kavalieraki","rank":5,"pid":null},{"id":"orcid_______::b9426ca194aaa7ee1bc31493dce64a17","fullName":"Mouratis, Kyriakos","name":"Kyriakos","surname":"Mouratis","rank":6,"pid":{"id":{"scheme":"orcid","value":"0000-0001-8563-0156"},"provenance":null}},{"id":null,"fullName":"Rosati, Giulio","name":"Giulio","surname":"Rosati","rank":7,"pid":null},{"id":null,"fullName":"Merkoçi, Arben","name":"Arben","surname":"Merkoçi","rank":8,"pid":null},{"id":null,"fullName":"Rogdakis, Konstantinos","name":"Konstantinos","surname":"Rogdakis","rank":9,"pid":null},{"id":"orcid_______::614195a5efc93fe87acc50752b0f751a","fullName":"Kymakis, Emmanuel","name":"Emmanuel","surname":"Kymakis","rank":10,"pid":{"id":{"scheme":"orcid","value":"0000-0003-0257-1192"},"provenance":null}}],"openAccessColor":"hybrid","publiclyFunded":false,"eoscIfGuidelines":null,"type":"publication","language":{"code":"eng","label":"English"},"countries":[{"code":"ES","label":"Spain","provenance":null}],"subjects":[{"subject":{"scheme":"keyword","value":"Inkjet printing"},"provenance":null},{"subject":{"scheme":"keyword","value":"2D nanomaterials"},"provenance":null},{"subject":{"scheme":"keyword","value":"Moisture energy generators"},"provenance":null},{"subject":{"scheme":"FOS","value":"02 engineering and technology"},"provenance":null},{"subject":{"scheme":"FOS","value":"0210 nano-technology"},"provenance":null},{"subject":{"scheme":"keyword","value":"Printable inks"},"provenance":null},{"subject":{"scheme":"keyword","value":"Flexible"},"provenance":null},{"subject":{"scheme":"keyword","value":"Article"},"provenance":null},{"subject":{"scheme":"keyword","value":"Graphene oxide"},"provenance":null}],"mainTitle":"Water-based graphene oxide inks for inkjet-printed flexible moisture energy generators","subTitle":null,"descriptions":["With the need for clean sustainable energy and low-waste practices rising, battery-free technologies that run on renewable ambient energy sources are an attractive solution to these environmental concerns. Herein, Graphene oxide (GO) and GO-PEDOT: PSS water-based inks were formulated from inexpensive precursor materials following user-friendly, up-scalable methods. GO-based moisture-active films were deposited on flexible lightweight substrates using inkjet printing to fabricate Moisture Energy Generators (MEG), devices that convert ambient moisture energy variation into a voltage output. The performance of the fabricated MEGs was evaluated using a custom-made automated humidity chamber, yielding an average voltage output of Vo=183 (± 1.76) mV for pure GO and Vo=194 (± 0.97) mV for GO-PEDOT: PSS, in the relative humidity range of 45-95%. We support that this study may provide fertile ground for the development of low-cost energy harvesters for self-powered portable and wearable technologies, minimising the need for batteries and reducing electronic waste."],"publicationDate":"2025-07-09","publisher":"Springer Science and Business Media LLC","embargoEndDate":null,"sources":["Crossref","Sci Rep","reponame:Digital.CSIC. Repositorio Institucional del CSIC","instname:Consejo Superior de Investigaciones Científicas (CSIC)"],"formats":["application/pdf"],"contributors":["European Commission","Generalitat de Catalunya","Rosati, Giulio [0000-0002-0227-4561]","Consejo Superior de Investigaciones Científicas [https://ror.org/02gfc7t72]"],"coverages":null,"bestAccessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/"},"container":{"name":"Scientific Reports","issnPrinted":null,"issnOnline":"2045-2322","issnLinking":null,"ep":null,"iss":null,"sp":null,"vol":"15","edition":null,"conferencePlace":null,"conferenceDate":null},"documentationUrls":null,"codeRepositoryUrl":null,"programmingLanguage":null,"contactPeople":null,"contactGroups":null,"tools":null,"size":null,"version":null,"geoLocations":null,"id":"doi_dedup___::76a8d9deb6e21d57b5b4dd172c657d95","originalIds":["9628","10.1038/s41598-025-09628-1","50|doiboost____|76a8d9deb6e21d57b5b4dd172c657d95","od_______267::f318b3a8ab3629a0237113ff21e9b99e","40634496","PMC12241470","50|od_______267::f318b3a8ab3629a0237113ff21e9b99e","oai:pubmedcentral.nih.gov:12241470","oai:dnet:digitalcsic_::bace8b41c496b4bfd6925844300be847","50|RECOLECTA___::faa4916ddf64cfb3069cdc7dba5eb7f6","oai:digital.csic.es:10261/398770","50|od______1106::bace8b41c496b4bfd6925844300be847","50|sygma_______::76a8d9deb6e21d57b5b4dd172c657d95"],"pids":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"},{"scheme":"pmid","value":"40634496"},{"scheme":"pmc","value":"PMC12241470"},{"scheme":"handle","value":"10261/398770"}],"dateOfCollection":null,"lastUpdateTimeStamp":null,"indicators":{"citationImpact":{"citationCount":5.0,"influence":2.2967663E-9,"popularity":5.4486473E-9,"impulse":5.0,"citationClass":"C5","influenceClass":"C5","impulseClass":"C4","popularityClass":"C4"}},"projects":[{"id":"corda__h2020::7620f48ac96660a13d915e3c06c8a1d8","code":"101008701","acronym":"EMERGE","title":"Emerging Printed Electronics Research Infrastructure (EMERGE)","funder":"European Commission","pids":[{"scheme":"doi","value":"10.3030/101008701"}]}],"organizations":[{"legalName":"Institut Català de Nanociència i Nanotecnologia","acronym":"ICN2","id":"openorgs____::7a8091768b149d009a49dc9264a4d713","pids":[{"scheme":"GRID","value":"grid.424584.b"},{"scheme":"OrgRef","value":"47000152"},{"scheme":"wikidata","value":"Q28134575"},{"scheme":"fundref","value":"100017171"},{"scheme":"Wikidata","value":"Q28134575"},{"scheme":"OrgReg","value":"ES1022"},{"scheme":"FundRef","value":"100017171"},{"scheme":"ROR","value":"https://ror.org/00k1qja49"},{"scheme":"ISNI","value":"0000000464757328"}],"countries":[{"code":"ES","label":"Spain"}],"websiteurl":"https://icn2.cat/en/"},{"legalName":"Spanish National Research Council","acronym":"CSIC","id":"openorgs____::7b08393d24bb163bc4b5008322df6894","pids":[{"scheme":"wikidata","value":"Q1024362"},{"scheme":"RRID","value":"RRID:nlx_156803"},{"scheme":"OrgRef","value":"5195182"},{"scheme":"mag_id","value":"134820265"},{"scheme":"FundRef","value":"501100003339"},{"scheme":"Wikidata","value":"Q1024362"},{"scheme":"ISNI","value":"0000000121834846"},{"scheme":"OrgReg","value":"ES1031"},{"scheme":"fundref","value":"501100003339"},{"scheme":"ROR","value":"https://ror.org/02gfc7t72"},{"scheme":"PIC","value":"999991722"},{"scheme":"RRID","value":"RRID:SCR_011534"},{"scheme":"GRID","value":"grid.4711.3"}],"countries":[{"code":"ES","label":"Spain"}],"websiteurl":"http://www.csic.es/"},{"legalName":"Hellenic Mediterranean University","acronym":"ΕΛΜΕΠΑ","id":"openorgs____::69489eb857ec424efe4ed70427430075","pids":[{"scheme":"Wikidata","value":"Q3556547"},{"scheme":"ISNI","value":"0000000403938299"},{"scheme":"ROR","value":"https://ror.org/039ce0m20"},{"scheme":"OrgReg","value":"GR0035"},{"scheme":"fundref","value":"100032633"},{"scheme":"wikidata","value":"Q63479721"},{"scheme":"PIC","value":"899132771"},{"scheme":"wikidata","value":"Q3556547"},{"scheme":"mag_id","value":"28710699"},{"scheme":"PIC","value":"999440180"},{"scheme":"OrgRef","value":"4737384"},{"scheme":"GRID","value":"grid.419879.a"}],"countries":[{"code":"GR","label":"Greece"}],"websiteurl":"https://www.teicrete.gr/en"},{"legalName":"Institució Catalana de Recerca i Estudis Avançats","acronym":"ICREA","id":"openorgs____::75ee0ca9c872b64de338ab062382f810","pids":[{"scheme":"OrgRef","value":"47000151"},{"scheme":"fundref","value":"501100003741"},{"scheme":"Wikidata","value":"Q5051216"},{"scheme":"FundRef","value":"501100003741"},{"scheme":"GRID","value":"grid.425902.8"},{"scheme":"ISNI","value":"000000009601989X"},{"scheme":"ROR","value":"https://ror.org/0371hy230"},{"scheme":"wikidata","value":"Q5051216"},{"scheme":"mag_id","value":"11932220"}],"countries":[{"code":"ES","label":"Spain"}],"websiteurl":"https://www.icrea.cat/en"}],"communities":[{"code":"spain","label":"Spanish Research Portal","provenance":null}],"collectedFrom":[{"key":"openaire____::a8db6f6b2ce4fe72e8b2314a9a93e7d9","value":"Sygma"},{"key":"openaire____::4cb2a3eb94033446c37331f60fad0847","value":"Recolector de Ciencia Abierta, RECOLECTA"},{"key":"opendoar____::c9f95a0a5af052bffce5c89917335f67","value":"DIGITAL.CSIC"},{"key":"openaire____::081b82f96300b6a6e3d282bad31cb6e2","value":"Crossref"},{"key":"opendoar____::8b6dd7db9af49e67306feb59a8bdc52c","value":"Europe PubMed Central"},{"key":"opendoar____::eda80a3d5b344bc40f3bc04f65b7a357","value":"PubMed Central"}],"instances":[{"pids":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"license":"CC BY NC ND","accessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/","openAccessRoute":"hybrid"},"type":"Article","urls":["https://doi.org/10.1038/s41598-025-09628-1"],"publicationDate":"2025-07-09","refereed":"peerReviewed","hostedBy":{"key":"openaire____::55045bd2a65019fd8e6741a755395c8c","value":"Unknown Repository"},"collectedFrom":{"key":"openaire____::081b82f96300b6a6e3d282bad31cb6e2","value":"Crossref"}},{"pids":[{"scheme":"pmid","value":"40634496"},{"scheme":"pmc","value":"PMC12241470"}],"alternateIdentifiers":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"type":"Article","urls":["https://pubmed.ncbi.nlm.nih.gov/40634496"],"refereed":"nonPeerReviewed","hostedBy":{"key":"openaire____::55045bd2a65019fd8e6741a755395c8c","value":"Unknown Repository"},"collectedFrom":{"key":"opendoar____::8b6dd7db9af49e67306feb59a8bdc52c","value":"Europe PubMed Central"}},{"alternateIdentifiers":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"license":"CC BY NC ND","accessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/","openAccessRoute":null},"type":"Article","urls":["http://dx.doi.org/10.1038/s41598-025-09628-1"],"publicationDate":"2025-07-09","refereed":"nonPeerReviewed","hostedBy":{"key":"opendoar____::eda80a3d5b344bc40f3bc04f65b7a357","value":"PubMed Central"},"collectedFrom":{"key":"opendoar____::eda80a3d5b344bc40f3bc04f65b7a357","value":"PubMed Central"}},{"pids":[{"scheme":"handle","value":"10261/398770"}],"alternateIdentifiers":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"accessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/","openAccessRoute":null},"type":"Article","urls":["http://hdl.handle.net/10261/398770","https://api.elsevier.com/content/abstract/scopus_id/105010275553"],"publicationDate":"2025-01-01","refereed":"peerReviewed","hostedBy":{"key":"openaire____::4cb2a3eb94033446c37331f60fad0847","value":"Recolector de Ciencia Abierta, RECOLECTA"},"collectedFrom":{"key":"openaire____::4cb2a3eb94033446c37331f60fad0847","value":"Recolector de Ciencia Abierta, RECOLECTA"}},{"pids":[{"scheme":"handle","value":"10261/398770"}],"alternateIdentifiers":[{"scheme":"doi","value":"10.13039/501100002809"},{"scheme":"doi","value":"10.13039/501100000780"},{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"accessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/","openAccessRoute":null},"type":"Article","urls":["http://dx.doi.org/10.13039/501100002809","http://hdl.handle.net/10261/398770","http://dx.doi.org/10.13039/501100000780","https://api.elsevier.com/content/abstract/scopus_id/105010275553"],"publicationDate":"2025-09-02","refereed":"peerReviewed","hostedBy":{"key":"opendoar____::c9f95a0a5af052bffce5c89917335f67","value":"DIGITAL.CSIC"},"collectedFrom":{"key":"opendoar____::c9f95a0a5af052bffce5c89917335f67","value":"DIGITAL.CSIC"}},{"alternateIdentifiers":[{"scheme":"doi","value":"10.1038/s41598-025-09628-1"}],"license":"CC BY NC ND","accessRight":{"code":"c_abf2","label":"OPEN","scheme":"http://vocabularies.coar-repositories.org/documentation/access_rights/","openAccessRoute":null},"type":"Article","urls":["http://dx.doi.org/10.1038/s41598-025-09628-1"],"refereed":"nonPeerReviewed","hostedBy":{"key":"openaire____::55045bd2a65019fd8e6741a755395c8c","value":"Unknown Repository"},"collectedFrom":{"key":"openaire____::a8db6f6b2ce4fe72e8b2314a9a93e7d9","value":"Sygma"}}],"links":[{"header":{"relationType":"resultProject","relationClass":"isProducedBy","relatedIdentifier":"corda__h2020::7620f48ac96660a13d915e3c06c8a1d8","relatedRecordType":"project","relationProvenance":"sysimport:crosswalk:repository","trust":"0.9"},"collectedfrom":[{"dsId":"openaire____::a55eb91348674d853191f4f4fd73d078","dsName":"CORDA - COmmon Research DAta Warehouse - Horizon 2020"}],"projectTitle":"Emerging Printed Electronics Research Infrastructure (EMERGE)","code":"101008701","funding":{"funder":{"id":"ec__________::EC","shortname":"EC","name":"European Commission","jurisdiction":{"code":"EU","label":"European Union"},"pid":null},"level0":{"id":"ec__________::EC::H2020","description":"Horizon 2020 Framework Programme","name":"H2020"},"level1":{"id":"ec__________::EC::H2020::RIA","description":"Research and Innovation action","name":"RIA"},"level2":{"id":null,"description":null,"name":null}},"startDate":"2021-07-01","endDate":"2025-12-31"}],"otherTitles":null,"inDiamondJournal":false,"green":true,"isGreen":true,"isInDiamondJournal":false}