نتایج جستجو برای: inorganic polymer

تعداد نتایج: 165385  

Journal: :Chemphyschem : a European journal of chemical physics and physical chemistry 2008
Eyal Aharon Steffen Breuer Frank Jaiser Anna Köhler Gitti L Frey

Photophysical processes in conjugated polymers are influenced by two competing effects: the extent of excited state delocalization along a chain, and the electronic interaction between chains. Experimentally, it is often difficult to separate the two because both are controlled by chain conformation. Here we demonstrate that it is possible to modify intra-chain delocalization without inducing i...

2010
In-Yup Jeon Jong-Beom Baek

Polymers are considered to be good hosting matrices for composite materials because they can easily be tailored to yield a variety of bulk physical properties. Moreover, organic polymers generally have long-term stability and good processability. Inorganic nanoparticles possess outstanding optical, catalytic, electronic and magnetic properties, which are significantly different their bulk state...

Journal: :Chemical communications 2007
Hai-Peng Xu Bo-Yu Xie Wang-Zhang Yuan Jing-Zhi Sun Feng Yang Yong-Qiang Dong Anjun Qin Shuang Zhang Mang Wang Ben Zhong Tang

Molecules of a thiol-functionalized phenylacetylene derivative were assembled on the CdS nanorod surface and copolymerized with phenylacetylene, affording an inorganic semiconductor-conjugated polymer hybrid with excellent solubility and high photoconductivity.

Journal: :Chemical communications 2007
Tuan Anh Pham Pilnam Kim Moonkyoo Kwak Kahp Y Suh Dong-Pyo Kim

A novel negative, inorganic polymer photoresist was demonstrated to be suitable for simple and direct fabrication of tribological SiCN-based ceramic microstructures via UV photolithography and subsequent pyrolysis at 800 degrees C.

2011
Sang-Jin Cho In-Seob Bae Young Gug. Seol Nae-Eung Lee Yong Seob Park Jin-Hyo Boo

The effects of gate dielectrics material in organic thin film transistors (OTFTs) were investigated. The gate dielectrics were deposited by plasma enhanced chemical vapor deposition (PECVD) with cyclohexane and tetraethylorthosilane (TEOS) respectively used as organic and inorganic precursors. The gate dielectrics (gate insulators) were deposited as either organic plasma-polymer or organic–inor...

Journal: :international journal of nano dimension 0
m. s. sadjadi department of chemistry, science and research branch, islamic azad university, tehran, iran. m. meskinfam department of chemistry, faculty of science, lahijan branch, islamic azad university , lahijan, iran. h. jazdarreh department of chemistry, faculty of science, lahijan branch, islamic azad university , lahijan, iran.

bone like hydroxyapatite (nhap) was synthesized via an in situ biomimetic process in presence of wheat starch. the effect of polymer concentration alteration on the final structure of nhap was investigated. formation of the nhap at room temperature was confirmed by x-ray diffraction (xrd) and fourier transform infrared spectroscopy (ft-ir). size and morphology of the nhap samples were character...

Journal: :Chemical communications 2008
Fabrice Goubard Pierre-Henri Aubert Kada Boukerma Emmanuel Pauthe Claude Chevrot

A method for the elaboration of a heterojunction composed on n-type inorganic semiconducting nanoparticles, TiO(2), and a p-type organic semiconducting polymer poly(3,4-ethylene dioxythiophene) by UV illumination is described.

Journal: :Chemical communications 2013
Zhenfeng He Bao Li Hui Ai Haolong Li Lixin Wu

A new type of organic-inorganic hybrid supramolecular polymer has been prepared by using the base group modified polyoxometalate clusters as monomers, where the hydrogen bonds between the complementary base pairs act as the driving force.

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