Matches in SemOpenAlex for { <https://semopenalex.org/work/W1997942471> ?p ?o ?g. }
- W1997942471 endingPage "113" @default.
- W1997942471 startingPage "105" @default.
- W1997942471 abstract "A series of gradient pi-conjugated dendrimers and their corresponding models based on 5,5,10,10,15,15-hexahexyltruxene moieties as nodes and oligo(thienylene vinylene) (OTVs) units with different lengths as branching arms are synthesized in good yields through Wittig-Horner reactions. All new compounds are fully characterized by (1)H and (13)C NMR spectroscopy, elemental analysis, and MALDI-TOF MS or ESI-MS. Investigation of their photophysical properties reveals that the gradient dendritic scaffold not only results in a higher molar absorption coefficient and broader absorption region than those of their corresponding model compounds, but also improves the PL quantum yields relative to the corresponding OTVs. The suitable HOMO and LUMO levels as well as excellent film forming properties make these molecules potential candidates for organic solar cells. Solution-processed bulk heterojunction solar cells using these dendrimers as donor and [6,6]-phenyl-C(61) butyric acid methyl ester as acceptor are prepared and tested. The power conversion efficiency of the devices based on G0-4-2 is 0.40 % under illumination of air mass 1.5 and 100 mW cm(-2). This is the highest record value for OTV-based materials to date. Although the absorption band of dendrimer G0-4-2 is much narrower than that of poly(3-hexylthienylene vinylene) (P3HTV), the efficiency of its solar cell device is almost twice that of the device based on P3HTV. This result shows clearly the advantage of gradient dendritic structures as active materials for photovoltaic cells." @default.
- W1997942471 created "2016-06-24" @default.
- W1997942471 creator A5016129540 @default.
- W1997942471 creator A5033053753 @default.
- W1997942471 creator A5062247384 @default.
- W1997942471 creator A5064617013 @default.
- W1997942471 creator A5067498815 @default.
- W1997942471 creator A5083696712 @default.
- W1997942471 creator A5091106355 @default.
- W1997942471 date "2010-01-04" @default.
- W1997942471 modified "2023-10-02" @default.
- W1997942471 title "Solution-Processed Bulk Heterojunction Photovoltaic Cells from Gradient π-Conjugated Thienylene Vinylene Dendrimers" @default.
- W1997942471 cites W1657433554 @default.
- W1997942471 cites W1966757872 @default.
- W1997942471 cites W1972910492 @default.
- W1997942471 cites W1974364131 @default.
- W1997942471 cites W1975032520 @default.
- W1997942471 cites W1976159884 @default.
- W1997942471 cites W1977389341 @default.
- W1997942471 cites W1979162682 @default.
- W1997942471 cites W1979764639 @default.
- W1997942471 cites W1982764891 @default.
- W1997942471 cites W1984300466 @default.
- W1997942471 cites W1984727652 @default.
- W1997942471 cites W1988693293 @default.
- W1997942471 cites W1989539259 @default.
- W1997942471 cites W1995789303 @default.
- W1997942471 cites W2001948045 @default.
- W1997942471 cites W2002700294 @default.
- W1997942471 cites W2003140243 @default.
- W1997942471 cites W2003847047 @default.
- W1997942471 cites W2004806267 @default.
- W1997942471 cites W2005410826 @default.
- W1997942471 cites W2006069690 @default.
- W1997942471 cites W2007189194 @default.
- W1997942471 cites W2008598879 @default.
- W1997942471 cites W2016088184 @default.
- W1997942471 cites W2019102652 @default.
- W1997942471 cites W2019440705 @default.
- W1997942471 cites W2021484133 @default.
- W1997942471 cites W2023932514 @default.
- W1997942471 cites W2024387476 @default.
- W1997942471 cites W2025476202 @default.
- W1997942471 cites W2026539529 @default.
- W1997942471 cites W2028772401 @default.
- W1997942471 cites W2028832036 @default.
- W1997942471 cites W2028978625 @default.
- W1997942471 cites W2031696589 @default.
- W1997942471 cites W2032849070 @default.
- W1997942471 cites W2033301366 @default.
- W1997942471 cites W2036458784 @default.
- W1997942471 cites W2037241499 @default.
- W1997942471 cites W2042674493 @default.
- W1997942471 cites W2042950898 @default.
- W1997942471 cites W2044539693 @default.
- W1997942471 cites W2047660742 @default.
- W1997942471 cites W2047951832 @default.
- W1997942471 cites W2049197263 @default.
- W1997942471 cites W2049343845 @default.
- W1997942471 cites W2050080172 @default.
- W1997942471 cites W2050395966 @default.
- W1997942471 cites W2052491795 @default.
- W1997942471 cites W2054983895 @default.
- W1997942471 cites W2055331484 @default.
- W1997942471 cites W2056288137 @default.
- W1997942471 cites W2056808186 @default.
- W1997942471 cites W2057299713 @default.
- W1997942471 cites W2058046252 @default.
- W1997942471 cites W2059822906 @default.
- W1997942471 cites W2060945833 @default.
- W1997942471 cites W2063671683 @default.
- W1997942471 cites W2064525803 @default.
- W1997942471 cites W2064911269 @default.
- W1997942471 cites W2068348192 @default.
- W1997942471 cites W2069989674 @default.
- W1997942471 cites W2071134066 @default.
- W1997942471 cites W2071258220 @default.
- W1997942471 cites W2080500221 @default.
- W1997942471 cites W2080575130 @default.
- W1997942471 cites W2083488698 @default.
- W1997942471 cites W2084655267 @default.
- W1997942471 cites W2087430177 @default.
- W1997942471 cites W2087571995 @default.
- W1997942471 cites W2087778250 @default.
- W1997942471 cites W2091933440 @default.
- W1997942471 cites W2092408086 @default.
- W1997942471 cites W2093897390 @default.
- W1997942471 cites W2094033839 @default.
- W1997942471 cites W2094235849 @default.
- W1997942471 cites W2094620002 @default.
- W1997942471 cites W2098508266 @default.
- W1997942471 cites W2100077118 @default.
- W1997942471 cites W2103312695 @default.
- W1997942471 cites W2105216518 @default.
- W1997942471 cites W2112116228 @default.
- W1997942471 cites W2112116614 @default.
- W1997942471 cites W2115283410 @default.
- W1997942471 cites W2116305880 @default.