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We report, for the first time, a FRET process from a conventional naphthalimide chromophore <jats:bold>1<\/jats:bold> to CdSe\/ZnS core\/shell QDs (acting as energy acceptors) in (<jats:bold>1<\/jats:bold>)\u2013QDs hybrid system in solution. This FRET process is supported by various spectroscopies, such as steady\u2010state and time\u2010resolved photoluminescence (PL) as well as PL excitation spectra. The highest energy transfer efficiency is estimated to be about 0.37. Interestingly, the role of QDs in FRET can be specifically reversed (from energy acceptors to energy donors) with the use of QDs with larger band\u2010gaps.<\/jats:italic><\/jats:p>","DOI":"10.1002\/cphc.201000287","type":"journal-article","created":{"date-parts":[[2010,9,24]],"date-time":"2010-09-24T05:51:08Z","timestamp":1285307468000},"page":"3167-3171","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":28,"title":["Quantum Dots Acting as Energy Acceptors with Organic Dyes as Donors in Solution"],"prefix":"10.1002","volume":"11","author":[{"given":"Hu","family":"Xu","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiaomei","family":"Huang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wenjin","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Guanjiao","family":"Chen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Weihong","family":"Zhu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xinhua","family":"Zhong","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2010,9,24]]},"reference":[{"key":"e_1_2_6_1_2","unstructured":"\u00a0"},{"key":"e_1_2_6_2_2","doi-asserted-by":"publisher","DOI":"10.1126\/science.1069156"},{"key":"e_1_2_6_3_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja903337c"},{"key":"e_1_2_6_4_2","doi-asserted-by":"publisher","DOI":"10.1039\/b820112a"},{"key":"e_1_2_6_5_2","doi-asserted-by":"publisher","DOI":"10.1002\/ange.200800169"},{"key":"e_1_2_6_5_3","doi-asserted-by":"publisher","DOI":"10.1002\/anie.200800169"},{"key":"e_1_2_6_6_2","doi-asserted-by":"publisher","DOI":"10.1039\/b716194h"},{"key":"e_1_2_6_7_2","unstructured":"\u00a0"},{"key":"e_1_2_6_8_2","doi-asserted-by":"publisher","DOI":"10.1021\/cr030063a"},{"key":"e_1_2_6_9_2","doi-asserted-by":"publisher","DOI":"10.1126\/science.1104274"},{"key":"e_1_2_6_10_2","unstructured":"\u00a0"},{"key":"e_1_2_6_11_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja043677l"},{"key":"e_1_2_6_12_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00216-005-0250-z"},{"key":"e_1_2_6_13_2","doi-asserted-by":"publisher","DOI":"10.1021\/nl070966"},{"key":"e_1_2_6_14_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja037970h"},{"key":"e_1_2_6_15_2","doi-asserted-by":"publisher","DOI":"10.1002\/cphc.200800504"},{"key":"e_1_2_6_16_2","unstructured":"\u00a0"},{"key":"e_1_2_6_17_2","doi-asserted-by":"publisher","DOI":"10.1039\/B813919A"},{"key":"e_1_2_6_18_2","doi-asserted-by":"publisher","DOI":"10.1039\/B812884G"},{"key":"e_1_2_6_19_2","doi-asserted-by":"publisher","DOI":"10.1039\/b517613c"},{"key":"e_1_2_6_20_2","doi-asserted-by":"publisher","DOI":"10.1002\/cphc.200500217"},{"key":"e_1_2_6_21_2","unstructured":"\u00a0"},{"key":"e_1_2_6_22_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja037088b"},{"key":"e_1_2_6_23_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja054630i"},{"key":"e_1_2_6_24_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja0657253"},{"key":"e_1_2_6_25_2","doi-asserted-by":"publisher","DOI":"10.1038\/nnano.2007.253"},{"key":"e_1_2_6_26_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja078243f"},{"key":"e_1_2_6_27_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.cplett.2004.02.080"},{"key":"e_1_2_6_28_2","unstructured":"\u00a0"},{"key":"e_1_2_6_29_2","doi-asserted-by":"publisher","DOI":"10.1038\/nature02571"},{"key":"e_1_2_6_30_2","doi-asserted-by":"publisher","DOI":"10.1002\/ange.200501552"},{"key":"e_1_2_6_30_3","doi-asserted-by":"publisher","DOI":"10.1002\/anie.200501552"},{"key":"e_1_2_6_31_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.cplett.2006.04.009"},{"key":"e_1_2_6_32_2","doi-asserted-by":"publisher","DOI":"10.1063\/1.1814795"},{"key":"e_1_2_6_33_2","doi-asserted-by":"publisher","DOI":"10.1021\/nl015519n"},{"key":"e_1_2_6_34_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja045676z"},{"key":"e_1_2_6_35_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja809839h"},{"key":"e_1_2_6_36_2","unstructured":"\u00a0"},{"key":"e_1_2_6_37_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja961919e"},{"key":"e_1_2_6_38_2","doi-asserted-by":"publisher","DOI":"10.1039\/b405962j"},{"key":"e_1_2_6_39_2","doi-asserted-by":"publisher","DOI":"10.1021\/ma049754e"},{"key":"e_1_2_6_40_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.tetlet.2007.05.155"},{"key":"e_1_2_6_41_2","unstructured":"\u00a0"},{"key":"e_1_2_6_42_2","doi-asserted-by":"publisher","DOI":"10.1039\/b900606k"},{"key":"e_1_2_6_43_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja076118y"},{"key":"e_1_2_6_44_2","doi-asserted-by":"publisher","DOI":"10.1021\/nn8003247"},{"key":"e_1_2_6_45_2","doi-asserted-by":"publisher","DOI":"10.1021\/jp047078c"},{"key":"e_1_2_6_46_2","unstructured":"\u00a0"},{"key":"e_1_2_6_47_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja035096m"},{"key":"e_1_2_6_48_2","doi-asserted-by":"publisher","DOI":"10.1021\/cm050948y"},{"key":"e_1_2_6_49_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja036683a"},{"key":"e_1_2_6_50_2","doi-asserted-by":"publisher","DOI":"10.1021\/nl900978a"},{"key":"e_1_2_6_51_2","volume-title":"Molecular Fluorescence: Principles and Applications","author":"Valeur B.","year":"2002"},{"key":"e_1_2_6_52_2","unstructured":"In order to verify the possible pathway of photoinduced electron transfer (PET) we performed the cyclic voltammetry measurement for chromophore1using ferrocene as internal standard which gave an oxidation potentialEoxof 1.3 V vs NHE. Due to the sum of the oxidation and reduction potentials for1should be approximately the same as the lowest excited singlet state energy of1(3.0 eV) the reduction potentialEredfor1was estimated to be about \u22121.7 V vs NHE. By usingECB=\u22121.2 V vs NHE for ca. 3.0 nm size CdSe QD (I. Robe M. Kuno P. V. Kamat J. Am. Chem. Soc.2007 129 4136\u20134137.) one can estimate the overall free energy change (\u0394GPET) for an electron transfer from dye1to QD576according to the equation: \u0394GPET=Ered\u2212ECB. The negative \u0394GPETvalue of \u22120.5 V shows that the PET is a thermodynamically favourable process."},{"key":"e_1_2_6_53_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja017002j"},{"key":"e_1_2_6_54_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja0363563"}],"container-title":["ChemPhysChem"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fcphc.201000287","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/chemistry-europe.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/cphc.201000287","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,13]],"date-time":"2025-10-13T19:42:12Z","timestamp":1760384532000},"score":1,"resource":{"primary":{"URL":"https:\/\/chemistry-europe.onlinelibrary.wiley.com\/doi\/10.1002\/cphc.201000287"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,9,24]]},"references-count":56,"journal-issue":{"issue":"14","published-print":{"date-parts":[[2010,10,4]]}},"alternative-id":["10.1002\/cphc.201000287"],"URL":"https:\/\/doi.org\/10.1002\/cphc.201000287","archive":["Portico"],"relation":{},"ISSN":["1439-4235","1439-7641"],"issn-type":[{"value":"1439-4235","type":"print"},{"value":"1439-7641","type":"electronic"}],"subject":[],"published":{"date-parts":[[2010,9,24]]},"assertion":[{"value":"2010-04-09","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2010-09-24","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}