نتایج جستجو برای: ionized cluster beam deposition
تعداد نتایج: 409113 فیلتر نتایج به سال:
High-mass matter-wave interferometry opens interesting perspectives for testing fundamental physics while posing intriguing challenges in experimental technologies. Here we explore the source and detection techniques that will be basis next generation of quantum experiments with objects at least one order magnitude more massive than current state art. Magnetron sputtering provides a means to pr...
Highlights Focused Ion Beam Lithography is a very powerful technique for directly writing patterns on many substrates, it is a mask-less and resist-less technique that allows a very wide range of applications, providing a resolution down to 10 nm. Joined to the Electron Beam Lithography and the Gas Deposition System it became a very versatile tool for many fabrication processes. Using a dual-be...
Lanthanum-doped barium stannate (La-doped BaSnO3 or LBSO) has attracted the attention of researchers and engineers because its wide range potential applications in electronic optoelectronic devices. This is due to a combination exceptional room temperature (RT) mobility 320 cm2 V−1 s−1 high visible transparency. However, epitaxial LBSO films made using strategic deposition techniques such as mo...
In this paper, the vacuum film deposition through electron beam evaporation has been reviewed and the effect of magnetic field on the operation of this system has been explained. Then, the magnetic field distribution due to magnetic components configuartion of a commercial evaporation source with 270-degree electron beam gun (manufactured by Sharif University Branch of ACECR), has been simulate...
The lithium beam diagnostic at COMPASS is designed for measurements of the edge plasma density profile and fluctuations and edge plasma current fluctuations. The principle of the diagnostic is detection of light coming from collisionally excited Li atoms — beam emission spectroscopy (BES) and a direct detection of the ionized part of the beam (atomic beam probe — ABP). For slow density measurem...
Cone beam CT, usually used in dental area, could easily obtain 3-dimensional images using cone beam shaped ionized radiation. Cone beam CT is very useful for direct percutaneous sac injection (DPSI) which needs very precise measurement to avoid puncture of inferior vena cava or vessel around sac or stent graft. Here we describe two cases of DPSI using cone beam CT. In case 1, a 79-year-old male...
Partially ionized plasmas corresponding to different ionization degrees are derived and connected one with each other by the diffusion approximation methodology. These plasmas are the following electrical discharges: a thermal arc discharge, glow discharges in local thermodynamic equilibrium -LTEand in non-LTE, and a non-LTE glow discharge interacting with an electron beam (or flow).
Size-selected 3 nm gas-phase Au clusters dispersed by cluster beam deposition (CBD) on a conducting fluorine-doped tin oxide template show strong enhancement in mass activity for the methanol electro-oxidation (MEO) reaction compared to previously reported nanostructured gold electrodes. Density functional theory-based modeling corresponding guided experiments attributes this high MEO density o...
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