نتایج جستجو برای: thermite reaction
تعداد نتایج: 412483 فیلتر نتایج به سال:
Analysis of the situation during construction, reconstruction and overhaul residential, civil, industrial enterprises showed relevance arrangement temporary openings, trenches, channels, etc. This paper calls into question their with use thermal destruction technologies. In last decade a large number research has been carried out in order to solve this problem. article proposes determination am...
abstract in first part of this project, the use of a new and biguanid-like catalyst supported on silica as a recyclable catalyst provides a new route for the synthesis of a variety of arylalkylidene rhodanine derivatives through knoevenagle reaction in at present of solvent at room temperature. rhodanine derivatives and especially arylalkylidene rhodanines have proven to be attractive compound...
We have developed a metascalable (or ‘design once, scale on new architectures’) parallel application-development framework for first-principles based simulations of nano-mechano-chemical processes on emerging petaflops architectures based on spatiotemporal data locality principles. The framework consists of (1) an embedded divide-and-conquer (EDC) algorithmic framework based on spatial locality...
Aluminothermic welding has been used to connect railway rails for over a century. This technique the advantages of flexibility, weld compactness, and simplicity. External energy is not required procedure. Exothermic heat produced by chemical reactions aluminothermic elements. To create quality welded connection, mold pouring system must provide uniform hot steel without turbulence, even dissipa...
In the present study, a nanoscale Al/CuO thermite system is patterned using multi-material aerosol jet printing technology. Morphological analysis of samples manufactured with different configurations reveal strong effect printhead design on microstructure and degree mixing between constituent materials, providing insight fundamental mechanisms inline aerosol-phase during printing. The high-res...
Metastable Intermolecular Composites or so-called Nanoenergetic Materials have been widely touted for their potential to fulfill dreams in high density energetic materials and nanotechnology. They are likely to become the next-generation explosives, propellants and primes as they enable flexibility in energy density and power release through control of particle size, tunable stoichiometry and c...
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