Sorption and permeation of solutions of chloride salts, water and
... However, the behavior of this kind of membranes in organic media is not really well understood. This aspect is especially notable due to the problem of the methanol transfer through the membrane, better known as crossover, originated in direct methanol fuel cells. The aim of this experimental study ...
... However, the behavior of this kind of membranes in organic media is not really well understood. This aspect is especially notable due to the problem of the methanol transfer through the membrane, better known as crossover, originated in direct methanol fuel cells. The aim of this experimental study ...
regulations and syllabus
... ELECTIVE COURSE I (B) – MATERIAL CHEMISTRY Objective To understand the basic concept of Structure of matter and their various properties. Unit I Structure of Matter Atomic structure: Wave mechanical model; electronic configurations; ionic, covalent, metallic and secondary bond. Space lattices and cr ...
... ELECTIVE COURSE I (B) – MATERIAL CHEMISTRY Objective To understand the basic concept of Structure of matter and their various properties. Unit I Structure of Matter Atomic structure: Wave mechanical model; electronic configurations; ionic, covalent, metallic and secondary bond. Space lattices and cr ...
X: Ag, Ca, In, Li, Na, Sn, Sr and Zn
... additions of Li, Na, Ca, Zn, Ag, In, Sr, and Sn can improve the mechanical properties of Mgbased alloys, by forming secondary precipitates in the Mg matrix. In developing new magnesium alloys, it is important to understand their constitution (microstructure) and thermodynamic behaviour. Obtaining su ...
... additions of Li, Na, Ca, Zn, Ag, In, Sr, and Sn can improve the mechanical properties of Mgbased alloys, by forming secondary precipitates in the Mg matrix. In developing new magnesium alloys, it is important to understand their constitution (microstructure) and thermodynamic behaviour. Obtaining su ...
Core-Shell Nanoparticles: Synthesis, Design, and Characterization
... Figure 1.1. Calculated surface to bulk ratios for solid metal particles versus size.39 The % of surface atoms increases while the % of bulk atoms decrease when going to nanometer scales. ................................................................................................................. ...
... Figure 1.1. Calculated surface to bulk ratios for solid metal particles versus size.39 The % of surface atoms increases while the % of bulk atoms decrease when going to nanometer scales. ................................................................................................................. ...
g now! - Repositori UJI
... confinement effects. Thus, the study of this nanosized semiconductor is of considerable importance and great efforts have been focused on their synthesis and physical properties.6 As one of the most important semiconductors, ZnS has been known for a long time as a versatile and excellent phosphor ho ...
... confinement effects. Thus, the study of this nanosized semiconductor is of considerable importance and great efforts have been focused on their synthesis and physical properties.6 As one of the most important semiconductors, ZnS has been known for a long time as a versatile and excellent phosphor ho ...
Toward an Understanding of Intermediate- and Short
... investigated for the obtention of ZnO nanostructures, such as thermalevaporation,27–30 physicalandchemicalvapordeposition,31–37 metal organic vapor-phase epitaxy,38 microwave plasma desposition,39 pyrolysis,40 chemical bath deposition,41,42 heterogeneous nucleation in mixed or/and aqueous solution,4 ...
... investigated for the obtention of ZnO nanostructures, such as thermalevaporation,27–30 physicalandchemicalvapordeposition,31–37 metal organic vapor-phase epitaxy,38 microwave plasma desposition,39 pyrolysis,40 chemical bath deposition,41,42 heterogeneous nucleation in mixed or/and aqueous solution,4 ...
Corrosion of Ceramic and Composite Materials, Second Edition
... Copyright © 2004 by Marcel Dekker, Inc. All Rights Reserved. Neither this book nor any part may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, microfilming, and recording, or by any information storage and retrieval system, without permiss ...
... Copyright © 2004 by Marcel Dekker, Inc. All Rights Reserved. Neither this book nor any part may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, microfilming, and recording, or by any information storage and retrieval system, without permiss ...
Article - Sociedade Brasileira de Química
... applicability of this protocol for large scale purposes. Therefore, as a typical procedure, we examined reduction of benzaldehyde (5.31 g) with NaBH4 (0.95 g) in the presence of wet SiO2 (6.5 g, 30% m/m) at room temperature under solid state condition. We observed that the reaction was completed in ...
... applicability of this protocol for large scale purposes. Therefore, as a typical procedure, we examined reduction of benzaldehyde (5.31 g) with NaBH4 (0.95 g) in the presence of wet SiO2 (6.5 g, 30% m/m) at room temperature under solid state condition. We observed that the reaction was completed in ...
Co-ordination engineering: when can one speak of an
... Then one derives the structure of 9, ∞2[Ag(µ-NO3)(µ-L)], with solely bridging co-ordination. Otherwise, if an excess of silver was used in the case of the NO3⫺ anion, tetradentate coordination was achieved. The structure of 10, ∞3[Ag3(µ3-NO3)3(µ3-L)2], is the example. An obvious variable in the silv ...
... Then one derives the structure of 9, ∞2[Ag(µ-NO3)(µ-L)], with solely bridging co-ordination. Otherwise, if an excess of silver was used in the case of the NO3⫺ anion, tetradentate coordination was achieved. The structure of 10, ∞3[Ag3(µ3-NO3)3(µ3-L)2], is the example. An obvious variable in the silv ...
to the Akten FAQs PDF
... have been performed in both rats and rabbits. There was no evidence of harm to the fetus at subcutaneous doses up to 50 mg/kg lidocaine (more than 800 fold greater than the human dose on a body weight basis) in the rat model. There are however, no adequate and well controlled studies in pregnant wom ...
... have been performed in both rats and rabbits. There was no evidence of harm to the fetus at subcutaneous doses up to 50 mg/kg lidocaine (more than 800 fold greater than the human dose on a body weight basis) in the rat model. There are however, no adequate and well controlled studies in pregnant wom ...
Solid-state reactions in co-crystals: applications in synthetic
... limited success, the organic solid state has been of particular interest since it is not affected by solvent effects, thus enabling the formation of unique materials with remarkable stereoselectivity under environment-friendly conditions. Although reactions in solids have resulted in a number of rem ...
... limited success, the organic solid state has been of particular interest since it is not affected by solvent effects, thus enabling the formation of unique materials with remarkable stereoselectivity under environment-friendly conditions. Although reactions in solids have resulted in a number of rem ...
