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Jingjie Guo

Researcher at Harbin Institute of Technology

Publications -  404
Citations -  6292

Jingjie Guo is an academic researcher from Harbin Institute of Technology. The author has contributed to research in topics: Microstructure & Alloy. The author has an hindex of 30, co-authored 330 publications receiving 3793 citations.

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Microstructure and mechanical properties of refractory MoNbHfZrTi high-entropy alloy

TL;DR: In this paper, the microstructure, phase stability and mechanical properties of a new refractory MoNbHfZrTi high-entropy alloy were reported, which consists of disordered body-centered cubic (BCC) solid solution phase in as-cast and homogenized states.
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Composition design of high entropy alloys using the valence electron concentration to balance strength and ductility

TL;DR: In this article, the phase evolution of two HEAs, CoCrCuFeNi and AlCoCrFeNi, were designed as matrix alloys, where Ni and Mo are alloyed.
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Strengthening FCC-CoCrFeMnNi high entropy alloys by Mo addition

TL;DR: In this article, the authors studied the phase evolution, microstructure, mechanical properties and related mechanism of CoCrFeMnNi high entropy alloys and found that the increased volume fraction of sigma phase plays an important role in improving the compressive strength of 100-xMox HEAs.
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Hot deformation characteristics and dynamic recrystallization of the MoNbHfZrTi refractory high-entropy alloy

TL;DR: In this article, the effect of deformation temperature and strain rate on the stress-strain behavior, microstructure evolution and dynamic recrystallization (DRX) during hot deformation was investigated using the isothermal compression tests in the strain rate of 0.001−0.1−s−1 at the temperature range of 800-1200°C.
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Effect of cooling rate on solidification microstructures in AISI 304 stainless steel

TL;DR: AISI 304 austenitic stainless steel was cast into a water cooled copper mold with wedge shaped slot to investigate the effect of cooling rates on its microstructural evolution and solidification sequences between δ ferrite and austenite phases as mentioned in this paper.