نتایج جستجو برای: tetraphenylporphyrin

تعداد نتایج: 318  

Journal: :Dalton transactions 2009
Kaori Aoki Toshimitsu Goshima Yohei Kozuka Yukiko Kawamori Noboru Ono Yoshio Hisaeda Hideo D Takagi Masahiko Inamo

The outer-sphere one-electron oxidation reaction of the Cu(II) and Zn(II) complexes of nonplanar 2,3,7,8,12,13,17,18-octaethyl-5,10,15,20-tetraphenylporphyrin and planar porphycenes as well as those of 2,3,7,8,12,13,17,18-octaethylporphyrin and 5,10,15,20-tetraphenylporphyrin by Cu(2+) giving corresponding pi-cation radicals was investigated spectrophotometrically in acetonitrile. The electron ...

Journal: :Nanoscale 2016
Cici Wang Qitang Fan Yong Han José I Martínez José A Martín-Gago Weijia Wang Huanxin Ju J Michael Gottfried Junfa Zhu

The in situ metalation of tetraphenylporphyrin (2HTPP) with Ni on the reconstructed TiO2(110)-1 × 2 surface, resulting in the formation of adsorbed nickel(II)-tetraphenylporphyrin (NiTPP), has been investigated by synchrotron radiation photoemission spectroscopy (SRPES), scanning tunnelling microscopy (STM) and ab initio Density Functional Theory (DFT) calculations. The metalation can be realiz...

Journal: :Physical review letters 2003
Lucia Hackermüller Stefan Uttenthaler Klaus Hornberger Elisabeth Reiger Björn Brezger Anton Zeilinger Markus Arndt

We demonstrate quantum interference for tetraphenylporphyrin, the first biomolecule exhibiting wave nature, and for the fluorofullerene C60F48 using a near-field Talbot-Lau interferometer. For the porphyrins, which are distinguished by their low symmetry and their abundant occurrence in organic systems, we find the theoretically expected maximal interference contrast and its expected dependence...

Journal: :Dalton transactions 2014
Huibiao Liu Ke Wang Liang Zhang Xuemin Qian Yongjun Li Yuliang Li

In this study, we constructed a novel solid state supramolecular system-the molecular cage ZnOTCPP, based on an inorganic/organic hybrid nanostructure, through the assembly of 5,10,15,20-tetra(3-carboxyphenyl)porphyrin (TCPP) onto the surfaces of ZnO nanorod (NR) arrays. The ZnOTCPP molecular cage exhibited highly selective recognition of 5,10,15,20-tetraphenylporphyrin (TPP) by optical and pho...

Journal: :Photochemistry and photobiology 2006
Jason Poulin Christine Stern Roger Guilard Pierre D Harvey

The luminescence spectroscopy study and the determination of the photophysical parameters for the M-M'-bonded rhodium meso-tetraphenylporphyrin-tin(2,3,7,13,17,18-hexamethyl-8,12-diethylcorrole) complex, (TPP)Rh-Sn(Me6Et2Cor) 1, was investigated. The emission bands as well as the lifetimes (tau(e)) and the quantum yields (Phi(e); at 77 K using 2MeTHF as solvent) were compared with those of (TPP...

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