نتایج جستجو برای: cvd processes

تعداد نتایج: 544582  

Journal: :Clinical pharmacology and therapeutics 2010
P Mathieu I Lemieux J-P Després

Obesity, a highly prevalent condition, is heterogeneous with regard to its impact on cardiovascular disease (CVD) risk. Epidemiological observations and metabolic investigations have consistently demonstrated that the accumulation of excess visceral fat is related to an increased risk of CVD as well as several metabolic and inflammatory perturbations. In the past decade, data from several studi...

2015
Stefano Gottardi Kathrin Müller Luca Bignardi Juan Carlos Moreno-López Tuan Anh Pham Oleksii Ivashenko Mikhail Yablonskikh Alexei Barinov Jonas Björk Petra Rudolf Meike Stöhr

The epitaxial growth of graphene on catalytically active metallic surfaces via chemical vapor deposition (CVD) is known to be one of the most reliable routes toward high-quality large-area graphene. This CVD-grown graphene is generally coupled to its metallic support resulting in a modification of its intrinsic properties. Growth on oxides is a promising alternative that might lead to a decoupl...

Journal: :The journal of physical chemistry. B 2006
Chenguang Lu Jie Liu

It was found that the diameter distribution of single-walled carbon nanotubes (SWNTs) grown by the chemical vapor deposition (CVD) method could be controlled by the carbon feeding rate at the growth stage. A unified hypothesis on the relationship between nanoparticle size, growth condition, growth temperature, and diameter of the resulting nanotubes was developed and used to explain the relatio...

Journal: :Nanoscale 2015
Yun Ji Kim Young Gon Lee Ukjin Jung Sangchul Lee Sang Kyung Lee Byoung Hun Lee

The operation of chemical vapor-deposited (CVD) graphene field-effect transistors (GFETs) is highly sensitive to environmental factors such as the substrate, polymer residues, ambient condition, and other species adsorbed on the graphene surface due to their high defect density. As a result, CVD GFETs often exhibit a large hysteresis and time-dependent instability. These problems become a major...

2008
François Lallet Alain Dauger Nathalie Olivi-Tran

Mots-clé PVD-CVD, Sol-gel processing, Monte Carlo simulation, thin film islanding. PACS 04A25 The synthesis of self-organized quantum dots (QD’s) can be achieved through bottom up layer by layer deposition processes as chemical vapor deposition (CVD) or physical vapor deposition (PVD). However, QD’s may also be synthesized via sol-gel route, which involves a spontaneous evolution from thin film...

2016
Bill Lands

Cardiovascular disease (CVD) is a preventable disease, which combines two general processes: chronic vascular inflammation and acute thrombosis. Both are amplified with positive feedback signals by n-6 eicosanoids derived from food-based n-6 highly unsaturated fatty acids (n-6 HUFA). This amplification is lessened by competing actions of n-3 HUFA. Death results from fatal interactions of the va...

Journal: :Annals of neurology 2008
William J Jagust Ling Zheng Danielle J Harvey Wendy J Mack Harry V Vinters Michael W Weiner William G Ellis Chris Zarow Dan Mungas Bruce R Reed Joel H Kramer Norbert Schuff Charles DeCarli Helena C Chui

OBJECTIVE Magnetic resonance (MR) imaging is used widely for assessment of patients with cognitive impairment, but the pathological correlates are unclear, especially when multiple pathologies are present. METHODS This report includes 93 subjects from a longitudinally followed cohort recruited for the study of Alzheimer's disease (AD) and subcortical cerebrovascular disease (CVD). MR images w...

Journal: :Kardiologia polska 2014
Katarzyna Czarzasta Agnieszka Cudnoch-Jedrzejewska

Research studies indicate a role of the apelinergic and vasopressinergic systems both in the regulation of the cardiovascular system and the pathogenesis of CVD, including in such settings as obesity and stress. Based on these data, it may be suggested that interactions between these systems underlie numerous physiological and pathophysiological processes, some of them related to the cardiovasc...

2004
Nataphan Sakulchaicharoen Daniel E. Resasco

Several methods have been reported in the literature for the synthesis of silicon nanowires (SiNW) [1,2]. Among these, the most widely used has been chemical vapor deposition (CVD) [3, 4]. Gold has been generally used in this process because the Au-Si system has a low eutectic temperature and with a silicon–rich eutectic composition. As a consequence, the synthesis process can take place at tem...

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