Ultra High Vacuum
An ultra high vacuum electrochemical/mass spectrometry study of anodic decomposition of a protic ionic liquid
... Protic ionic liquids (PILs) are ionic liquids that are formed by proton transfer from Brønsted acids to Brønsted bases, and which are being proposed for use in a wide range of electrochemical devices. In this ...
18
Ultra Purification of Electrolytic Iron by Cold Crucible Induction Melting and Induction Heating Floating Zone Melting in Ultra High Vacuum
... Ultra-high vacuum attained in the chamber of a melting fur- nace is thought to have three effects on the purification of iron; first, a direct purification effect by evaporation of im- purities of ...
5
Methoden und Anwendungen der Ultra Hochvakuum Technik EUR 231 = Methods and applications of the ultra high vacuum technology EUR 231
... Der Vorteil hierbei ist, daß an die Dichtungen für das UHV-System nicht mehr so hohe Anforderungen gestellt werden müssen, da durch die Druckverminderung auf der Außenwand auch die Gasei[r] ...
30
Ultra High Vacuum Physical Vapor Deposition of Yttrium Aluminate and Hafnium Aluminate High-k Dielectrics on Silicon
... and high-k interface. Since very thin films (20-50 Å) of high-k dielectrics are important to the CMOS industry, the ellipsometry must be combined with other methods for thickness measurement, such as ...
83
Si1-yCy Epitaxy from Disilane and Trimethylsilane by Ultra High Vacuum Rapid Thermal Chemical Vapor Deposition.
... tetramethylsilane (Si(CH 3 ) 4 ) and TMS (SiH(CH 3 ) 3 ) decompose in the same temperature range (550∼ 575 ◦ C) as evidenced by their hydrogen desorption spectra[111]. Dimethyl- silane has twice the carbon content of ...
125
The STELLA apparatus for particle-Gamma coincidence fusion measurements with nanosecond timing
... The STELLA (STELlar LAboratory) experimental station for the measure- ment of deep sub-barrier light heavy-ion fusion cross sections has been in- stalled at the Androm`ede accelerator at the Institut de Physique ...
19
Synthesize And Investigate The Austenitic Nanostructural Propertise
... stable ultra high vacuum chamber structure which can reduce leakage current and keep its structure may be produced for samples synthesize at high (> 800 °C) ...
5
New Materials for Vacuum Chambers in High Energy Physics
... fulfil ultra-high vacuum requirements while withstanding thermo-me- chanical ...in high energy particle accelerator where interactions of particles with matter may induce thermal load, ...
8
Surface Functionalisation and Characterization of Diamond Thin Films for Sensing Applications
... In order to explain this, they performed an experiment, using different types of diamond with different crystallographic orientations. The experiment consisted in the measurement of the surface conductance combined with ...
135
Self Assembled Two Dimensional Supramolecular Networks Characterized by Scanning Tunneling Microscopy and Spectroscopy in Air and under Vacuum
... and ultra-high vacuum (UHV) scanning tunneling microscopy (STM) and spectroscopy (STS) investigations together with density functional theory (DFT) calculations to gain a sub-nanometer insight into ...
20
Preparation of Ultra High Purity Niobium
... in high or ultra-high vacuum, such as vacuum arc melt- ing (VAM), electron beam melting (EBM) or electron beam floating zone melting ...
10
II.W IRELESS MONITORING DEVICE
... the high resolution of analog to digital converter, the useful signal (the output voltages of accelerometer) has a large amount of superposed noise with possible sources in body moving or even heart ...
5
Ultra High Field MR Neuroimaging
... Cost. One factor in operating a 7T scanner has been helium boil-off. Newer magnets are “zero boil-off,” resulting in very little helium leak with time, reducing helium costs after initial magnet installation. A second ...
12
The Effect of C 2H /H 2Gas Mixture Ratio in Direct
... austenite layer with the high carbon concentration in the direct low-temperature vacuum.. 26.[r] ...
11
A Novel Integrated High Precision Vacuum Microelectronic Accelerometer
... The amplifier U2B realizes PI control link to provide a high DC gain of system to ensure the high accuracy, but not produces low frequency pole affect to ensure the system stability. Bias voltage is ...
9
The Application of Ultra High Voltage in the World
... With rapidly growth in industrial sectors, in order to meet the demand, the usage of Ultra High Voltage (UHV) is needed. High voltage (HV) is between the range of 52 kV and 300 kV. In case of voltage ...
5
Investigation on plasmid DNA separation under vacuum suction using cellulose generated and polyethersulfone ultra filters
... by vacuum suction has produced a comparable result with many other works which employed positive pressure in plasmid ...at high TMP was also due to the result of polymer stretching and pore size expansion ...
5
Energy conversion between CO and porphyrins on surfaces studied by ultrafast vibrational and scanning tunneling spectroscopies
... the high electron temperatures is a possible explanation for the observed blueshift, however, it is difficult to model in detail, due to a lack of information about the degree of coupling between the C-O stretch ...
185
Towards The Development of Ultra High Strength Concrete
... prohibitively high, so there is necessity for the expansion of the buildings in the vertical ...If high strength concrete is adopted in the columns of lower storeys, there will be reduction in cross ...of ...
9
A Study on Ultra High Performance Concrete Us...
... The letters h, w and l stand for section depth, width and the fiber length respectively.(d x l) was used to name circular or semi-circular section straight or deformed steel fibers; d and l stand for diameter and length ...
8