نتایج جستجو برای: silicon containing membrane

تعداد نتایج: 783331  

During recent years, the silicon organic-inorganic compounds play the key role in medicinal chemistry and pharmaceutical industry. This is because of their similar chemical properties with carbon compounds. The second reason is related to their easy transfer from the cell membranes. So, molecular simulation and study the properties of novel organosilicon compounds can be more important. From th...

In the present study, improvement of salt tolerance in basil (as a salt-sensitive plant) was investigated through silicon (Si) nutrition. Basil plants were subjected to silicon (0, 3 mM) and salinity (0, 50, 100, 150 and 200 mM NaCl) for a duration of one month. Salt stress significantly decreased the biomass of basil. Si supplement (3 mM) resulted in a considerable increase (averagely +135%) i...

2013
John H Wittig Kwabena Boahen

31 32 A fundamental question in neuroscience is how neurons perform precise operations despite inherent variability. This 33 question also applies to neuromorphic engineering, where low-power microchips emulate the brain using large 34 populations of diverse silicon neurons. Biological neurons in the auditory pathway display precise spike timing— 35 critical for sound localization and interpret...

Journal: :Journal of visualized experiments : JoVE 2013
Ori Hazut Arunava Agarwala Thangavel Subramani Sharon Waichman Roie Yerushalmi

Monolayer Contact Doping (MLCD) is a simple method for doping of surfaces and nanostructures(1). MLCD results in the formation of highly controlled, ultra shallow and sharp doping profiles at the nanometer scale. In MLCD process the dopant source is a monolayer containing dopant atoms. In this article a detailed procedure for surface doping of silicon substrate as well as silicon nanowires is d...

Journal: :Lab on a chip 2015
Hoang Van Phan M Bulut Coşkun Muhsincan Şeşen Gregory Pandraud Adrian Neild Tuncay Alan

This study presents a novel acoustic mixer comprising of a microfabricated silicon nitride membrane with a hole etched through it. We show that the introduction of the through hole leads to extremely fast and homogeneous mixing. When the membrane is immersed in fluid and subjected to acoustic excitation, a strong streaming field in the form of vortices is generated. The vortices are always obse...

Journal: :Nature materials 2011
Ramin Banan Sadeghian M Saif Islam

Several hundred million volts per centimetre of electric-field strength are required to field-ionize gas species. Such fields are produced on sharp metallic tips under a bias of a few kilovolts. Here, we show that field ionization is possible at dramatically lower fields on semiconductor nanomaterials containing surface states, particularly with metal-catalysed whiskers grown on silicon nanowir...

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