Chemical vapor deposition – CVD
Avaliação da ponta de diamante CVC (Chemical Vapor Deposition) associada ao aparelho de ultra-som
... a Chemical Vapor Deposition (CVD) diamond tip coupled to ultrasound device and high-speed diamond ...The CVD tip took 5 times longer to perform de cavity and there were none ...
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Nanostructured Hydrogenated Silicon Films by Hot-Wire Chemical Vapor Deposition: the Influence of Substrate Temperature on Material Properties
... direct chemical vapor deposition (CVD) techniques has been used to yield materials with good opto-electronic ...- CVD) [8] and its variant, very high frequency glow discharge ...Other ...
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Development of chemical vapor deposition diamond burrs using hot filament
... hot-filament chemical vapor deposition ~CVD! system, to form the diamond abrading structure, is reported ...the CVD diamond burrs in borosilicate glasses demonstrated a lifetime more ...
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Síntese de grafeno pelo método CVD
... of Chemical Vapor Deposition (CVD) is among the most advanta- geous ...the CVD method for the synthesis of graphene on oxidized silicon substrates (Si/SiO 2 ) coated with a 500 nm thick ...
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Marco Aurélio Blaz Vasques
... técnica CVD (Chemical Vapor Deposition) utilizadas em um aparelho de ultra-som piezoelétrico convencional na execução da osteotomia da cirurgia de elevação do assoalho do seio maxilar e a ...
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Growth of Carbon Nanotube Using Microwave Plasma Chemical Vapor Deposition and Its Application to Thermal Dissipation of High-Brightness Light Emitting Diode
... ablation method are more complicated, but the growth parameters are easy to control. Conversely, the growth parameters of the CVD method are not easy to control but are reliable. Furthermore, this method is ...
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Estudo de Impurezas de Carbono em Nanoestruturas de BN
... São três os principais métodos para a obtenção de nanotubos de carbono, o método de descarga por arco [2, 6], o de ablação a laser [7] e o método de deposição química a vapor (CVD do inglês Chemical ...
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Mo-C Multilayered CVD Coatings
... of CVD methods to receive hardsurfacing wear‐ and corrosion resistant coatings was limited ...of chemical vapor deposited functional coatings on geometricallМ complex precision surfaces of high ...
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TPR system: a powerful technique to monitor carbon nanotube formation during chemical vapour deposition.
... de Vapor Químico (CVD) ba- seado na decomposição térmica de fontes de carbono gasosas, como CH 4 , C 2 H 4 ou outras moléculas orgânicas, na superfície de catalisadores metálicos ...
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Chemical vapor deposition of graphene at very low pressures
... These results indicate that both temperature and substrate crystallography are important in order to control the graphene domain pattern during LPCVD. Similarly, the shape and size of the growing islands in kinetically ...
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J. Braz. Chem. Soc. vol.22 número6
... those for PN. Eficiency of chemical vapor generation was calculated by comparison of CVG slopes with PN slopes. At a 2% eficiency of nebulizer-cyclonic chamber system used here, the following eficiency ...
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A New Route to Synthesize MnSe Thin Films by Chemical Bath Deposition Method
... They observed that the average grain size and the dislocation density of the films were inversely correlation with deposition temperature. Murali and Trivedi have obtained MnSe thin films by a different method: ...
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PROPERTIES AND OPTICAL APPLICATION OF POLYCRYSTALLINE ZINC SELENIDE OBTAINED BY PHYSICAL VAPOR DEPOSITION
... Findings on production technology, mechanical and optical properties of polycrystalline zinc selenide are presented. The combination of its physicochemical properties provides wide application of ZnSe in IR optics. ...
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TiO2:(Fe, S) Thin Films Prepared from Complex Precursors by CVD, Physical Chemical Properties, and Photocatalysis
... at least equal to that of the band gap. In this step, parameters like the relation between adsorption/reflection coe fficients and the quantum e fficiency of electron-hole generation are very important. In the second step, ...
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RAINWATER CHEMICAL COMPOSITION AND ANNUAL ATMOSPHERIC DEPOSITION IN SOROCABA (São Paulo State), Brazil
... This work evaluated the rainwater chemical composition and the annual atmospheric deposition in Sorocaba, (S˜ao Paulo State), Brazil.. One sampling point was chosen and forty samples wer[r] ...
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USO DA TURFA COMO MATERIAL ALTERNATIVO NA FORMAÇÃO DE COMPONENTES ELETRÔNICOS DE BAIXO CUSTO NILTON CÉSAR RIBEIRO
... ammonia vapor is required in numerous applications including the chemical and beverages industries and cooling systems ...ammonia vapor or gases ...ammonia vapor; 2) based on the gravimetric ...
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Development of an aerosol chemical transport model RAQM2 and predictions of Northeast Asian aerosol mass, size, chemistry, and mixing type
... Fig. 3 presents a scatter diagram between the observed and modeled concentrations of biweekly chemical components at the Rishiri, Oki and Hedo stations. These sta- tions are located over a wide range, from the ...
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Deposition of bodily chemical components in the carcass of tilapia (oreochromis sp.) strains
... of deposition of bodily chemical components (Figure 1), it was observed that the Commercial strain was superior ...similar deposition of ...the deposition of water and protein, UFLA was the ...
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Rainwater chemical composition and annual atmospheric deposition at Alto Sorocaba basin (SP).
... A abordagem metodológica empregada teve como inalidade avaliar a composição química das águas pluviais e a deposição at- mosférica anual em dois diferentes pontos, sendo o primeir[r] ...
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