DC Field | Value | Language |
---|---|---|
dc.contributor.author | Park, Youngjin | ko |
dc.contributor.author | Shim, Jongwon | ko |
dc.contributor.author | Jeong, Suyeon | ko |
dc.contributor.author | Yi, Gi-Ra | ko |
dc.contributor.author | Chae, Heeyeop | ko |
dc.contributor.author | Bae, Jong Wook | ko |
dc.contributor.author | Kim, Sang Ouk | ko |
dc.contributor.author | Pang, Changhyun | ko |
dc.date.accessioned | 2017-07-04T02:24:10Z | - |
dc.date.available | 2017-07-04T02:24:10Z | - |
dc.date.created | 2017-06-20 | - |
dc.date.created | 2017-06-20 | - |
dc.date.issued | 2017-06 | - |
dc.identifier.citation | ADVANCED MATERIALS, v.29, no.21 | - |
dc.identifier.issn | 0935-9648 | - |
dc.identifier.uri | http://hdl.handle.net/10203/224529 | - |
dc.description.abstract | Flexible thin-film sensors have been developed for practical uses in invasive or noninvasive cost-effective healthcare devices, which requires high sensitivity, stretchability, biocompatibility, skin/organ-conformity, and often transparency. Graphene nanoplatelets can be spontaneously assembled into transparent and conductive ultrathin coatings on micropatterned surfaces or planar substrates via a convective Marangoni force in a highly controlled manner. Based on this versatile graphene assembled film preparation, a thin, stretchable and skin-conformal sensor array (144 pixels) is fabricated having microtopography-guided, graphene-based, conductive patterns embedded without any complicated processes. The electrically controlled sensor array for mapping spatial distributions (144 pixels) shows high sensitivity (maximum gauge factor approximate to 1697), skin-like stretchability (<48%), high cyclic stability or durability (over 105 cycles), and the signal amplification (approximate to 5.25 times) via structure-assisted intimate-contacts between the device and rough skin. Furthermore, given the thin-film programmable architecture and mechanical deformability of the sensor, a human skin-conformal sensor is demonstrated with a wireless transmitter for expeditious diagnosis of cardiovascular and cardiac illnesses, which is capable of monitoring various amplified pulse-waveforms and evolved into a mechanical/thermal-sensitive electric rubber-balloon and an electronic blood-vessel. The microtopography-guided and self-assembled conductive patterns offer highly promising methodology and tool for next-generation biomedical devices and various flexible/stretchable (wearable) devices. | - |
dc.language | English | - |
dc.publisher | WILEY-V C H VERLAG GMBH | - |
dc.subject | ULTRATHIN GOLD NANOWIRES | - |
dc.subject | ELECTRONIC SKIN | - |
dc.subject | RAMAN-SPECTROSCOPY | - |
dc.subject | GRAPHITE OXIDE | - |
dc.subject | TRANSPARENT | - |
dc.subject | FILMS | - |
dc.subject | REDUCTION | - |
dc.subject | PRESSURE | - |
dc.subject | SUBSTRATE | - |
dc.subject | TOUCH | - |
dc.title | Microtopography-Guided Conductive Patterns of Liquid-Driven Graphene Nanoplatelet Networks for Stretchable and Skin-Conformal Sensor Array | - |
dc.type | Article | - |
dc.identifier.wosid | 000402518900020 | - |
dc.identifier.scopusid | 2-s2.0-85016580581 | - |
dc.type.rims | ART | - |
dc.citation.volume | 29 | - |
dc.citation.issue | 21 | - |
dc.citation.publicationname | ADVANCED MATERIALS | - |
dc.identifier.doi | 10.1002/adma.201606453 | - |
dc.contributor.localauthor | Kim, Sang Ouk | - |
dc.contributor.nonIdAuthor | Park, Youngjin | - |
dc.contributor.nonIdAuthor | Shim, Jongwon | - |
dc.contributor.nonIdAuthor | Jeong, Suyeon | - |
dc.contributor.nonIdAuthor | Yi, Gi-Ra | - |
dc.contributor.nonIdAuthor | Chae, Heeyeop | - |
dc.contributor.nonIdAuthor | Bae, Jong Wook | - |
dc.contributor.nonIdAuthor | Pang, Changhyun | - |
dc.description.isOpenAccess | N | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordPlus | ULTRATHIN GOLD NANOWIRES | - |
dc.subject.keywordPlus | ELECTRONIC SKIN | - |
dc.subject.keywordPlus | RAMAN-SPECTROSCOPY | - |
dc.subject.keywordPlus | GRAPHITE OXIDE | - |
dc.subject.keywordPlus | TRANSPARENT | - |
dc.subject.keywordPlus | FILMS | - |
dc.subject.keywordPlus | REDUCTION | - |
dc.subject.keywordPlus | PRESSURE | - |
dc.subject.keywordPlus | SUBSTRATE | - |
dc.subject.keywordPlus | TOUCH | - |
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