Abstract
A new method based on a light-gas gun has been proposed to synthesize Nb-Al alloys, and a recovery capsule has been investigated. The copper-coated sample is accessible after shock wave loading. In this paper, we successfully synthesize Nb-Al alloys, which are high-temperature structural materials. X-ray diffraction is employed to clarify the structural characteristics of compounds after impact, and the simulation of X-ray diffractions is employed to clarify the structure. In detail, tetragonal NbAl3 alloys certainly appeared in the recovery capsule; this alloy is considered to be best candidate.
Highlights
As one of the dynamic high-pressure loading devices, a light-gas gun can realize hightemperature and high-pressure conditions by the collision of a projectile with a target [1].In 1946, the United States successfully developed the first light gas gun; it has become an important tool for studying the equation of state of materials under high pressure, the electromagnetic properties, the impact of new materials, the simulation of high-speed collision planetary, etc. [2–4]
Compared with conventional synthesis methods, shock wave synthesis technology caused by light-gas guns has the advantages of fast loading time, uniform pressure distribution, fine particle size and good sintering performance [3,4]
Diamond, wurtzitetype BN and spinel-type nitrides and a new phase of carbon nitrides were synthesized via shock wave [5–8]
Summary
As one of the dynamic high-pressure loading devices, a light-gas gun can realize hightemperature and high-pressure conditions by the collision of a projectile with a target [1].In 1946, the United States successfully developed the first light gas gun; it has become an important tool for studying the equation of state of materials under high pressure, the electromagnetic properties, the impact of new materials, the simulation of high-speed collision planetary, etc. [2–4]. As one of the dynamic high-pressure loading devices, a light-gas gun can realize hightemperature and high-pressure conditions by the collision of a projectile with a target [1]. In 1946, the United States successfully developed the first light gas gun; it has become an important tool for studying the equation of state of materials under high pressure, the electromagnetic properties, the impact of new materials, the simulation of high-speed collision planetary, etc. Compared with conventional synthesis methods, shock wave synthesis technology caused by light-gas guns has the advantages of fast loading time, uniform pressure distribution, fine particle size and good sintering performance [3,4]. Diamond, wurtzitetype BN and spinel-type nitrides and a new phase of carbon nitrides were synthesized via shock wave [5–8]. The Hugoniot relations of spinel-type ceramics of Fe3 O4 and
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