Zobrazeno 1 - 10
of 99
pro vyhledávání: '"C.P. Luo"'
Publikováno v:
Procedia Engineering. 130:930-947
This paper addresses a mixed mode driven cracking and relevant integrity assessment for applications in aging nuclear power facilities. Following our earlier discussion on the use of mode-I based criteria in the current practice using R6-method, line
Publikováno v:
Materials Characterization. 88:52-57
The 225 °C isothermal transformation of a high-nitrogen austenite with Fe–2.71 wt.% N was investigated by means of electron microscopy. It was found that the transformation products were composed of ultrafine α-Fe and γ′-Fe4N plus retained aus
Publikováno v:
Acta Materialia. 60:5615-5625
This study presents the first experimental evidence of a hydrogen-induced decomposition reaction in an Mg–6Zn–0.6Zr–0.5Cu alloy from combined transmission electron microscopy and atom-probe tomography characterization. The reaction takes place
Publikováno v:
Materials Science and Engineering: A. 527:2772-2779
The microstructural evolution of austenitic heat-resistant cast steel 35Cr25Ni12NNbRE during aging and long-term service was investigated using optical microscope (OM), X-ray diffraction (XRD), scanning electron microscope (SEM) and transmission elec
Publikováno v:
Journal of Materials Research. 23:1343-1349
Ni–P deposits of amorphous, nanocrystalline, and mixed structures were prepared by electroless deposition. The three deposits were hypoeutectic Ni–P alloys with different P concentrations. The overall transformation sequences of the deposits duri
Publikováno v:
Scripta Materialia. 56:613-616
The isothermal transformation of high-nitrogen austenite occurring at 225 °C was found to be a γ → α-Fe + γ′-Fe 4 N upper bainitic one, which inhomogeneously and preferentially occurred at the grain boundaries and at the dislocations in the i
Publikováno v:
Acta Materialia. 55:531-538
Two types of twins and an orientation domain (orientation twin) were found in CaMgSi particles formed in a Mg–Ca–Si alloy by transmission electron microscopy. The two types of twins were shown to be a (1 0 2) twin with the (1 0 2) plane serving a
Publikováno v:
Materials Science and Engineering: A. :149-152
The crystallographic features of lath martensite and lower bainite were investigated using precise transmission electron microscopy proposed by the authors. It was found that the martensite laths related to each other by a relative rotation of about
Publikováno v:
Materials Science and Engineering: A. :153-157
The fine microstructure, crystallographic features and ɛ-carbides precipitation behavior of lower bainite produced by isothermal transformation in a medium-carbon steel containing Si, Mn and Mo were investigated using transmission electronic microsc
Publikováno v:
Journal of Crystal Growth. 276:321-331
This paper describes the use of diffraction to experimentally characterize a directionally solidified Cu–Cr eutectic alloy containing sub-micron diameter Cr whiskers. This material has been analyzed in terms of its texture and thermal residual elas