facile large scale synthesis of ws2 nanotubes from wo3 nanorods prepared by a hydrothermal route

facile large scale synthesis of ws2 nanotubes from wo3 nanorods prepared by a hydrothermal route

facile large scale synthesis of ws2 nanotubes from wo3 nanorods prepared by a hydrothermal route

... have been synthesised in gram quantitiesby a low temperature hydrothermal route using citric acid as a structural modifier and hexadecylamine as a templating agent. The ratio of [A] /[W] play an ... Solid State Sciences 7 (2005) 67–72 www.elsevier.com/locate/ssscie Facile large scale synthesis of WS 2 nanotubes from WO 3 nanorods prepared by a hydrothermal...
Ngày tải lên : 19/03/2014, 16:48
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A simple large scale synthesis of very long aligned silica nanowires

A simple large scale synthesis of very long aligned silica nanowires

... downstream end), the tube was evacuated by a mechanical rotary pump to a base pressure of 6 Â 10 À2 Torr. The furnace was heated at a rate of 10 °C/min to 800 °C and kept at this temperature for ... localization of light, low-dimensional waveguides, and scanning near-field optical mi- croscopy (SNOM) [1]. As an important candidate material, silica (SiO 2 ), particularly its synt...
Ngày tải lên : 16/03/2014, 15:03
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large scale synthesis of single-crystal hexagonal tungsten trioxide

large scale synthesis of single-crystal hexagonal tungsten trioxide

... nanocrystals Zhanjun Gu a, b , Huiqiao Li c , Tianyou Zhai a , Wensheng Yang d , Yongyao Xia c , Ying Ma a, Ã , Jiannian Yao a, Ã a Key Laboratory of Photochemistry, Beijing National Laboratory for Molecular (BNLMS), ... 2006; accepted 27 September 2006 Available online 29 September 2006 Abstract Single-crystal nanowires of hexagonal tungsten trioxide in a large scale have be...
Ngày tải lên : 20/03/2014, 13:04
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Large scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide

Large scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide

... Large- scale synthesis, characterization and photoluminescence properties of amorphous silica nanowires by thermal evaporation of silicon monoxide Sanjay K. Srivastava a, Ã , P.K. Singh a , ... it. In this paper, we report large- scale synthesis of pure silica (SiO 2 ) nanowires by a non-catalytic approach based on thermal evaporation of SiO under argon ambient with...
Ngày tải lên : 16/03/2014, 15:18
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Báo cáo khoa học: "A System for Large-Scale Acquisition of Verbal, Nominal and Adjectival Subcategorization Frames from Corpora" pot

Báo cáo khoa học: "A System for Large-Scale Acquisition of Verbal, Nominal and Adjectival Subcategorization Frames from Corpora" pot

... for the adjectives in the annotated data. The av- erage number of SCFs taken by nouns was 9 (with the average of 2 added from dictionaries to supple- ment the manual annotation) and by adjectives ... (Korhonen et al., 2006) for a sample entry. 915 3.2 Gold Standard Our gold standard was based on a manual analysis of some of the test corpus data, supplemented with additional...
Ngày tải lên : 17/03/2014, 04:20
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large - scale synthesis and gas sensing application of vertically

large - scale synthesis and gas sensing application of vertically

... is often a great disadvantage to their application. As a template-free and catalyst-free method, epitaxial growth of free-standing nanorod arrays has recently been attained, in which a substrate ... 3(b) and (c) are top views of the nanorod array at different magnifications. It can be seen that the nanorods, with a diameter of about 200 nm, are densely arranged in a well order...
Ngày tải lên : 20/03/2014, 13:04
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Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt

Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt

... Dependency Relations Jun’ichi Kazama Japan Advanced Institute of Science and Technology (JAIST), Asahidai 1-1, Nomi, Ishikawa, 923-1292 Japan kazama@jaist.ac.jp Kentaro Torisawa National Institute of Information ... character itself ct character type: uppercase alphabet, lower- case alphabet, katakana, hiragana, Chinese characters, numbers, numbers in Chinese characters, and spaces m mo b...
Ngày tải lên : 20/02/2014, 09:20
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Báo cáo khoa học: "The key role of semantics in the development of large-scale grammars of natural language" pdf

Báo cáo khoa học: "The key role of semantics in the development of large-scale grammars of natural language" pdf

... role of semantics in the development of large- scale grammars of natural language Valia Kordoni Department of Computational Linguistics University of Saarland PO Box 15 11 50, D - 66041 Saarbriicken, ... Germany kordoni@coli.uni—sb.de Abstract The aim of this paper is to show how large- scale (computational) gram- mars of natural language benefit from an organization...
Ngày tải lên : 17/03/2014, 22:20
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Báo cáo khoa học: "Large Scale Acquisition of Paraphrases for Learning Surface Patterns" potx

Báo cáo khoa học: "Large Scale Acquisition of Paraphrases for Learning Surface Patterns" potx

... respectively are phrasal para- phrases. Paraphrases provide a way to capture the vari- ability of language and hence play an important ∗ Work done during an internship at Google Inc. role in many natural ... this paper we call the paraphrases that contain only words as surface paraphrases and those 674 that contain paths in a syntax tree as syntactic para- phrases. We here, present a...
Ngày tải lên : 23/03/2014, 17:20
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