نتایج جستجو برای: film preparation

تعداد نتایج: 262936  

Journal: :Dalton transactions 2017
Ryota Okuno Minayo Yamaguchi Hideki Fujiwara

We report the first preparation of a symmetric tetrathiafulvalene (TTF)-pyridyl thiolato zinc(ii) complex in which two TTF parts connect to the central zinc atom through pyridines and thiolates. We also discuss the crystal structure analysis and physical properties of the complex, especially photocurrent generations measured on its thin-film sample and single crystal.

2005
Sara Ljungblad Maria Håkansson Lars Erik Holmquist

We have developed a prototype that investigates how paper-based collaborative scheduling practices can be supported with computation. Our design is based on fieldwork conducted during the preparation of a film festival and is implemented with Pin&Play, a surfacebased networking technology with interactive pushpins. In this paper we describe the fieldwork, the resulting prototype and findings fr...

Introduction: Nanotechnology is one of great important part of technology. Nanoparticles can be used in different applications for industrial, medical, military and personal use. The objectives of this study were preparation of chitosan –ZnO nanocomposite films via a simple method and investigation of antibacterial activity of them. Methods: Chitosan –ZnO nanocomposites were prep...

Journal: :Advanced materials 2016
Guangru Li Florencia Wisnivesky Rocca Rivarola Nathaniel J L K Davis Sai Bai Tom C Jellicoe Francisco de la Peña Shaocong Hou Caterina Ducati Feng Gao Richard H Friend Neil C Greenham Zhi-Kuang Tan

The preparation of highly efficient perovskite nanocrystal light-emitting diodes is shown. A new trimethylaluminum vapor-based crosslinking method to render the nanocrystal films insoluble is applied. The resulting near-complete nanocrystal film coverage, coupled with the natural confinement of injected charges within the perovskite crystals, facilitates electron-hole capture and give rise to a...

Journal: :Clinical chemistry 1984
A Ohkubo S Kamei M Yamanaka H Katsuyama Y Iwata N Sekikawa

Two types of multilayer-film slides for measurement of urea nitrogen in blood are reported here: one for whole-blood samples, the other for plasma or serum. Urea nitrogen concentrations in plasma are determined almost immediately, without preparation of reagents or centrifugation of blood samples. Because the sample volume applied to the slide is not critical, reliable results are quickly obtai...

2009
Masahiro Funabashi Fumi Ninomiya Masao Kunioka

Biodegradabilities of polymers and their composites in a controlled compost were described. Polycaprolactone (PCL) and poly(lactic acid) (PLA) were employed as biodegradable polymers. Biodegradabilities of PCL and PLA samples in a controlled compost were measured using a Microbial Oxidative Degradation Analyzer (MODA) according to ISO 14855-2. Sample preparation method for biodegradation test a...

2014
Young Hun Kang Jae Hyung Han Song Yun Cho Choon-Gi Choi

Resist-free antireflective (AR) nanostructured films are directly fabricated on polycarbonate (PC) film using thermal-nanoimprint lithography (T-NIL) and the moth-eye shape of AR nanostructure is elaborately optimized with different oxygen reactive ion etching conditions. Anodic aluminum oxide (AAO) templates are directly used as master molds of T-NIL for preparation of AR nanostructures on PC ...

2003
Serge Cosnier Chantal Gondran Rudolf Wessel

The electrochemical properties of a new Co(II) deuteroporphyrin substituted by two electropolymerizable pyrrole groups has been investigated in organic solvent. This functionalization has allowed the preparation of the first example of a cobalt deuteroporphyrin film by oxidative electropolymerization. The resulting conducting polypyrrole film exhibits the regular electroactivity of cobalt deute...

Journal: :Journal of the American Chemical Society 2013
Yujie Sun Chong Liu David C Grauer Junko Yano Jeffrey R Long Peidong Yang Christopher J Chang

A cobalt-sulfide (Co-S) film prepared via electrochemical deposition on conductive substrates is shown to behave as an efficient and robust catalyst for electrochemical and photoelectrochemical hydrogen generation from neutral pH water. Electrochemical experiments demonstrate that the film exhibits a low catalytic onset overpotential (η) of 43 mV, a Tafel slope of 93 mV/dec, and near 100% Farad...

2007
Guang Li Junbao Zheng Xingfa Ma Yu Sun Jun Fu Gang Wu

A rapid, sensitive, low-cost device to detect trimethylamine was presented in thispaper. The preparation of water soluble polyaniline was firstly studied. Then the polyanilinewas characterized via Fourier transform infrared spectroscopy (FTIR), UV-visiblespectroscopy and scanning electron microscopy (SEM). Based on the water solublepolyaniline film, a quartz crystal microbalance (QCM) sensor fo...

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