conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: Development of models for the quantum-chemical treatment of crystalline solids and surfaces
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/development-of-models-for-quantum.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. Development of models for the quantum-chemical treatment of crystalline solids and surfaces. Cyclic Cluster Model (CCM): In the CCM periodic boundary conditons are applied to large molecular clusters. In this way translationally equivalent atoms are guaranteed to have the same environment and becom indistinguishable. Boundary effects from atoms at the cluster borders are removed in the CCM. A) Applicat...
conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: Solid-State DNP-NMR Spectrometer 263 GHz AVANCE™ III
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/solid-state-dnp-nmr-spectrometer-263.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. Solid-State DNP-NMR Spectrometer 263 GHz AVANCE™ III. The world's first commercially available solid-state DNP-NMR spectrometer. 1) DNP-Enhanced Experiments on Large Biological Systems. 2) DNP-Enhanced CPMAS of 13C-Proline. 3) DNP-enhanced proton driven spin diffusion 13C-13C correlation experiment. Fuente: http:/ www.bruker-biospin.com/dnp-apps.html. Publicado por Andrés Roa. Ir a la Página Principal.
conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: CVD Equipment Corporation "enabling tomorrow's technologies™"
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/cvd-equipment-corporation-enabling.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. CVD Equipment Corporation "enabling tomorrow's technologies™". P and N type dopant are typically diffused thermally into the substrate in a furnace at a high temperature and atmospheric pressure. The dopant source can be gases (PH3, B2H6), liquids (POCl3, BCl3), or solids (P2O5, B2O3 wafer pre-diffusion follow with a drive in step). Boat of wafers loading into Hot Wall Furnace Chamber. Pyrogenic oxidat...
conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: Parameters for hermetically sealed connectors
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/parameters-for-hermetically-sealed.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. Parameters for hermetically sealed connectors. Sealing is a very complex science by itself as it involves many physical aspects, including mechanical design, materials science, surface science and fluid behaviour. Armin Reicharz reports. To be referred to as hermetic, a system has to be designed to avoid its content leaking out or gas leaking in over an extended period of time. The effectiveness of...
conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: Unique Tystar Furnace Applications
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/unique-tystar-furnace-applications.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. Unique Tystar Furnace Applications. Diffusion of Solid Source Dopants. Sb2O3 vapor pressure, or Sb2O3 source temperature. Silicon wafer or diffusion temperature. Tystar Thermal CVD System. Antimony diffused layers with sheet resistivities of 10 to 60 Ohms/square or surface concentrations from 5 x 1018 to 5 x 1019/cm3 are typically attained. Sheet Resistivity: /- 5%. Oxide Thickness: /- 3%. 2010-1 EES A...
conocimientosdiffusioninsolids.blogspot.com
33 Diffusion in Solids - conocimientos.com.ve: Solid state fabrication of Metal Matrix Composites
http://conocimientosdiffusioninsolids.blogspot.com/2010/07/solid-state-fabrication-of-metal-matrix.html
33 Diffusion in Solids - conocimientos.com.ve. Blogs de Ing. Electrónica. Domingo, 25 de julio de 2010. Solid state fabrication of Metal Matrix Composites. Solid state fabrication of Metal Matrix Composites is the process, in which Metal Matrix Composites are formed as a result of bonding matrix metal and dispersed phase due to mutual diffusion occurring between them in solid states at elevated temperature and under pressure. Diffusion Bonding is a solid state fabrication method, in which a matrix in for...