Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Paul W. Cyr"'
Publikováno v:
Advanced Functional Materials. 18:470-477
A series of polyferrocenylsilane (PFS) random copolymers containing covalently bound pendant [C60]fullerene groups, the first well-characterized metallopolymers with pendant C60 units, have been prepared and characterized. The fullerene content of th
Autor:
David A. Rider, Makoto Tanabe, Lawrence Vanderark, Wing Yan Chan, Paul W. Cyr, Ian Manners, Guido W. M. Vandermeulen
Publikováno v:
Nature Materials. 5:467-470
Living polymerizations involve the creation of polymer chains without significant irreversible chain transfer or chain termination1. Such processes are widely used to access well-defined macromolecular materials with controlled architectures, such as
Publikováno v:
Macromolecules. 39:3720-3730
The strained sila-[1]ferrocenophane monomer Fe(η-C5H3tBu)2SiPh2 (5) was synthesized and polymerized via thermal ring-opening polymerization (ROP) both in the melt and in solution to give the solubl...
Publikováno v:
Chemistry of Materials. 17:5770-5773
Organometallic polymer-based solid-state photoconductive and photovoltaic devices using thin films of blends of poly(ferrocenylmethylphenylsilane) (PFMPS) and fullerenes as the active layers were fabricated. Buckminsterfullerene C60 and [6,6]-phenyl
Publikováno v:
Macromolecular Rapid Communications. 26:950-954
The synthesis of a series of polyferrocenylsilanes (PFSs) containing C=C functionalities in the side-group structure and their subsequent derivatization by hydrosilylation chemistry are described. Hydrosilylation is shown to be an effective postpolym
Autor:
Ahmed Maria, Larissa Levina, Vlad Sukhovatkin, T.-W. F. Chang, Paul W. Cyr, Edward H. Sargent
Publikováno v:
Synthetic Metals. 148:257-261
We investigate the effect of film morphology and phase segregation in polymer/colloidal PbS nanocrystal films on the near-infrared photoluminescence quantum efficiency (PLQE) of the nanocrystals. A direct correlation between the size of closed packed
Autor:
Steve Mcdonald, Ethan J. D. Klem, Shiguo Zhang, Edward H. Sargent, Gerasimos Konstantatos, Paul W. Cyr, Larissa Levina
Publikováno v:
Nature Materials. 4:138-142
In contrast to traditional semiconductors, conjugated polymers provide ease of processing, low cost, physical flexibility and large area coverage. These active optoelectronic materials produce and harvest light efficiently in the visible spectrum. Th
Rationalized Approach to Molecular Tailoring of Polymetallocenes with Predictable Optical Properties
Publikováno v:
Chemistry of Materials. 16:5205-5211
A rationalized approach to tuning the optical properties of metallocenes is reported. The optical properties of a series of high molecular weight polymetallocenes with main chain ferrocene or ruthenocene units were examined. The refractive indices of
Publikováno v:
Macromolecular Chemistry and Physics. 204:915-921
Irradiation of thin films of poly(ferrocenylmethylphenylsilane) ([Fe(η 5 -C 5 H 4 ) 2 SiMePh] n ) cast from chloroform solution with UV light leads to photooxidation of ferrocene centers in the polymer main chain. The extent of the polymer oxidation
Publikováno v:
Organometallics. 21:4672-4679
Aerobic oxidation of one P atom in cis-RuCl2(P−P)(L2) complexes (P−P = (R)-BINAP (2,2‘-bis(diphenylphosphino)-1,1‘-binaphthyl) or dppb (1,4-bis(diphenylphosphino)butane), L2 = bipy (2,2‘-bipyridine) or phen (1,10-phenanthroline)) generates