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Experiments and analysis of thin tungsten slice and W/Cu brazing for primary collimator scraper in CSNS/RCS
According to the requirements for the beam collimation system of the rapid cycling synchrotron (RCS) of China Spallation Neutron Source (CSNS), the...
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Embrittlement and toughening in CGHAZ of ASTM4130 steel
In the present investigation, a thermal welding simulation technique was used to investigate the mechanical properties and microstructure features of...
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Porosity formation and gas bubble retention in laser metal deposition
One of the inherent problems associated with laser metal deposition using gas-assisted powder transfer is the formation of porosity, which can be...
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Growth and electrical properties of the (Si/Ge)-on-insulator structures formed by ion implantation and subsequent hydrogen-assisted transfer
Systematic features of endotaxial growth of intermediate germanium layers at the bonding interface in the silicon-on-insulator structure consisting...
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Investigations on ultrafast welding of glass–glass and glass–silicon
Using ultrafast laser radiation glass substrates are welded with glass and silicon plates. The pump beam is focused by a microscope objective with...
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Waveformation during high-speed collision between a plate and a cone
The results of experimental studies of waveformation in a contact molten layer during an axial collision of metallic plates with metallic bodies in...
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Current-voltage characteristics of isotype SiC-SiC junctions fabricated by direct wafer bonding
Results obtained in a study of current-voltage characteristics of isotype SiC-SiC structures fabricated by direct bonding of single-crystal n -type 6 H -...
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Direct joining of glass substrates by 1 kHz femtosecond laser pulses
When a femtosecond laser pulse is focused at the interface of two transparent substrates, localised melting and quenching of the two substrates occur...
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Modelling of time dependent plasma plume induced during laser welding
Theoretical modelling of the plasma plume induced during welding of iron sheets with CO 2 laser are presented. The set of equations consists of...
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Infrared spectroscopy of bonded silicon wafers
Infrared spectra of multiple frustrated total internal reflection and transmission for silicon wafers obtained by direct bonding in a wide...
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Nd : YAG laser cladding of marine propeller with hastelloy C-22
Nd : YAG laser cladding with automatic wire feeding (Hastelloy C-22) has been done to increase the lifetime of marine propellers made of HBsC1. The...
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Residual stresses in friction stir welded Al sheets
Friction stir welding (FSW) is a relatively new joining technique particularly for aluminum alloys that are difficult to fusion weld. A potential...
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Dynamics of size segregation of granular materials by shaking
In the granular systems of different-size particles, shaking leads to size segregation, where the larger particles rise to the top. In this work we...
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On the radiative corrections to the electroweak parameters and precision tests of the electroweak theory
The radiative corrections to the electroweak parameters are reconsidered with an emphasis on analysing prospects for future tests of the as yet...