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- W2242684512 endingPage "27748" @default.
- W2242684512 startingPage "27737" @default.
- W2242684512 abstract "We synthesized quantum dot (QD) heterostructures via the N,N′-dicyclohexylcarbodiimide-mediated formation of amide bonds between capping ligands on CdS QDs and CdSe QDs. Products of ligand-exchange and coupling reactions were characterized by FTIR, 1H NMR, transmission electron micrscopy, and electronic absorption and emission spectroscopy. This cross-linking strategy yields exclusively heterostructures and prohibits the undesired formation of homostructures consisting of a single type of QD. The ground-state absorption spectra of the presynthesized colloidal QDs were unperturbed upon incorporation into heterostructures. Photoexcited CdS QDs transferred holes to molecularly tethered CdSe QDs, as evidenced by significant dynamic quenching of the trap-state emission from CdS QDs and the rapid (<10–8 s) growth of a broad and long-lived (>10–5 s) transient absorption band in the visible region. These spectral signatures were absent for mixed dispersions of noninteracting CdS and CdSe QDs. Our results reveal that carbodiimide coupling chemistry can be used to tether colloidal QDs selectively and covalently to each other and that the resulting heterostructures can undergo efficient photoinduced interfacial charge transfer." @default.
- W2242684512 created "2016-06-24" @default.
- W2242684512 creator A5007107988 @default.
- W2242684512 creator A5047622452 @default.
- W2242684512 creator A5064217619 @default.
- W2242684512 creator A5074180303 @default.
- W2242684512 creator A5080415219 @default.
- W2242684512 creator A5081109235 @default.
- W2242684512 date "2015-12-01" @default.
- W2242684512 modified "2023-09-24" @default.
- W2242684512 title "Excited-State Charge Transfer within Covalently Linked Quantum Dot Heterostructures" @default.
- W2242684512 cites W1963495128 @default.
- W2242684512 cites W1964720946 @default.
- W2242684512 cites W1967687942 @default.
- W2242684512 cites W1970195651 @default.
- W2242684512 cites W1970947445 @default.
- W2242684512 cites W1975083374 @default.
- W2242684512 cites W1975493630 @default.
- W2242684512 cites W1975960400 @default.
- W2242684512 cites W1978020801 @default.
- W2242684512 cites W1979409355 @default.
- W2242684512 cites W1981242950 @default.
- W2242684512 cites W1987590718 @default.
- W2242684512 cites W1995001422 @default.
- W2242684512 cites W1995797269 @default.
- W2242684512 cites W1998860058 @default.
- W2242684512 cites W2000282952 @default.
- W2242684512 cites W2000396374 @default.
- W2242684512 cites W2001379731 @default.
- W2242684512 cites W2001581999 @default.
- W2242684512 cites W2002177430 @default.
- W2242684512 cites W2002807224 @default.
- W2242684512 cites W2003294112 @default.
- W2242684512 cites W2004385786 @default.
- W2242684512 cites W2005618539 @default.
- W2242684512 cites W2006942752 @default.
- W2242684512 cites W2017826880 @default.
- W2242684512 cites W2019391812 @default.
- W2242684512 cites W2019883183 @default.
- W2242684512 cites W2022937972 @default.
- W2242684512 cites W2023188395 @default.
- W2242684512 cites W2026631106 @default.
- W2242684512 cites W2029447930 @default.
- W2242684512 cites W2032265459 @default.
- W2242684512 cites W2034249972 @default.
- W2242684512 cites W2039501915 @default.
- W2242684512 cites W2039862799 @default.
- W2242684512 cites W2040067174 @default.
- W2242684512 cites W2040880138 @default.
- W2242684512 cites W2046995109 @default.
- W2242684512 cites W2048884289 @default.
- W2242684512 cites W2049752516 @default.
- W2242684512 cites W2051874267 @default.
- W2242684512 cites W2052403844 @default.
- W2242684512 cites W2052547011 @default.
- W2242684512 cites W2052961540 @default.
- W2242684512 cites W2053206686 @default.
- W2242684512 cites W2056393297 @default.
- W2242684512 cites W2057026947 @default.
- W2242684512 cites W2058931662 @default.
- W2242684512 cites W2063672659 @default.
- W2242684512 cites W2065706045 @default.
- W2242684512 cites W2067584570 @default.
- W2242684512 cites W2070086908 @default.
- W2242684512 cites W2070310722 @default.
- W2242684512 cites W2071014657 @default.
- W2242684512 cites W2074644185 @default.
- W2242684512 cites W2080698053 @default.
- W2242684512 cites W2081312413 @default.
- W2242684512 cites W2084942004 @default.
- W2242684512 cites W2085927326 @default.
- W2242684512 cites W2094070753 @default.
- W2242684512 cites W2096748753 @default.
- W2242684512 cites W2098946366 @default.
- W2242684512 cites W2108717274 @default.
- W2242684512 cites W2125220839 @default.
- W2242684512 cites W2125482708 @default.
- W2242684512 cites W2128708905 @default.
- W2242684512 cites W2153497062 @default.
- W2242684512 cites W2154540850 @default.
- W2242684512 cites W2155358697 @default.
- W2242684512 cites W2155788077 @default.
- W2242684512 cites W2158175581 @default.
- W2242684512 cites W2160283269 @default.
- W2242684512 cites W2164838018 @default.
- W2242684512 cites W2168415885 @default.
- W2242684512 cites W2314426200 @default.
- W2242684512 cites W2317970640 @default.
- W2242684512 cites W2317986435 @default.
- W2242684512 cites W2318525425 @default.
- W2242684512 cites W2325687615 @default.
- W2242684512 cites W2325736800 @default.
- W2242684512 cites W2328059286 @default.
- W2242684512 cites W2328391923 @default.
- W2242684512 cites W2329407871 @default.
- W2242684512 cites W2332649027 @default.
- W2242684512 cites W2333908558 @default.
- W2242684512 cites W324876436 @default.