dc.contributor.author | Bradley, Louise | en |
dc.date.accessioned | 2016-02-09T17:08:01Z | |
dc.date.available | 2016-02-09T17:08:01Z | |
dc.date.issued | 2015 | en |
dc.date.submitted | 2015 | en |
dc.identifier.citation | Higgins L.J, Karanikolas V.D, Marocico C.A, Bell A.P, Sadler T.C, Parbrook P.J, Bradley A.L, Carrier density dependence of plasmonenhanced nonradiative energy transfer in a hybrid quantum well-quantum dot structure, Optics Express, 23, 2, 2015, 1377 - 1387 | en |
dc.identifier.other | Y | en |
dc.description | PUBLISHED | en |
dc.description.abstract | An array of Ag nanoboxes fabricated by helium-ion lithography is used to demonstrate plasmon-enhanced nonradiative energy transfer in a hybrid quantum well-quantum dot structure. The nonradiative energy transfer, from an InGaN/GaN quantum well to CdSe/ZnS nanocrystal quantum dots embedded in an ~80 nm layer of PMMA, is investigated over a range of carrier densities within the quantum well. The plasmon-enhanced energy transfer efficiency is found to be independent of the carrier density, with an efficiency of 25% reported. The dependence on carrier density is observed to be the same as for conventional nonradiative energy transfer. The plasmon-coupled energy transfer enhances the QD emission by 58%. However, due to photoluminescence quenching effects an overall increase in the QD emission of 16% is observed. | en |
dc.format.extent | 1377 | en |
dc.format.extent | 1387 | en |
dc.relation.ispartofseries | Optics Express | en |
dc.relation.ispartofseries | 23 | en |
dc.relation.ispartofseries | 2 | en |
dc.rights | Y | en |
dc.subject | Energy Transfer | en |
dc.title | Carrier density dependence of plasmonenhanced nonradiative energy transfer in a hybrid quantum well-quantum dot structure | en |
dc.type | Journal Article | en |
dc.type.supercollection | scholarly_publications | en |
dc.type.supercollection | refereed_publications | en |
dc.identifier.peoplefinderurl | http://people.tcd.ie/bradlel | en |
dc.identifier.rssinternalid | 111716 | en |
dc.identifier.doi | http://dx.doi.org/10.1364/OE.23.001377 | en |
dc.rights.ecaccessrights | openAccess | |
dc.identifier.rssuri | http://www.scopus.com/inward/record.url?eid=2-s2.0-84921785716&partnerID=40&md5=0f31c829fb4172573b46e7c01b917c8e | en |
dc.identifier.orcid_id | 0000-0002-9399-8628 | en |
dc.identifier.uri | http://hdl.handle.net/2262/75770 | |