Results 11 to 20 of about 9,741,578 (338)

Unraveling dual phase transformations in a CrCoNi medium-entropy alloy

open access: yesActa Materialia, 2021
The emergence of multi-principal element alloys (MPEAs) holds great promise for the development of high performance metallic materials. However, it remains unclear whether MPEAs can provide previously unknown deformation mechanisms to drastically enhance
Yujie Chen   +10 more
semanticscholar   +1 more source

Observations of grain boundary phase transformations in an elemental metal

open access: yesNature, 2020
The theory of grain boundary (the interface between crystallites, GB) structure has a long history 1 and the concept of GBs undergoing phase transformations was proposed 50 years ago 2 , 3 .
Thorsten Meiners   +4 more
semanticscholar   +1 more source

Toward a better understanding of phase transformations in additive manufacturing of Alloy 718

open access: yesMaterialia, 2020
This paper presents a discussion on the phase-transformation aspects of additively manufactured Alloy 718 during the additive manufacturing (AM) process and subsequent commonly used post-heat treatments.
C. Kumara   +4 more
semanticscholar   +1 more source

Phase transformations, fracture, and other structural changes in inelastic materials

open access: yes, 2020
Review of selected fundamental topics on the interaction between phase transformations, fracture, and other structural changes in inelastic materials is presented.
V. Levitas
semanticscholar   +1 more source

Microstructure and Texture Evolution of a Dynamic Compressed Medium-Entropy CoCr0.4NiSi0.3 Alloy

open access: yesCrystals, 2023
Focal research has been conducted on medium-entropy alloys (MEAs) that exhibit a balanced combination of strength and plasticity. In this study, the microstructure, dynamic mechanical properties, and texture evolution of an as-cast medium-entropy CoCr0 ...
Li Zhang   +6 more
doaj   +1 more source

Autonomous generation of all Wigner functions and marginal probability densities of Landau levels [PDF]

open access: yes, 2002
Generation of Wigner functions of Landau levels and determination of their symmetries and generic properties are achieved in the autonomous framework of deformation quantization.
A Verçin   +32 more
core   +2 more sources

Autocatalysis, Entropic Aspects and the Martensite Transformation Curve in Iron-Base Alloys [PDF]

open access: yesMaterials Research, 2017
This study advances a methodology that consolidates the description of time-dependent (isothermal) as well as time-independent (athermal) martensitic transformation curves.
José Roberto Costa Guimarães   +1 more
doaj   +1 more source

Stress-Induced Phase Transformations in Shape-Memory Polycrystals [PDF]

open access: yes, 2008
Shape-memory alloys undergo a solid-to-solid phase transformation involving a change of crystal structure. We examine model problems in the scalar setting motivated by the situation when this transformation is induced by the application of stress in a ...
Bhattacharya, Kaushik   +1 more
core   +2 more sources

Structural and Phase Transformations in Alloys under the Severe Plastic Deformation

open access: yesУспехи физики металлов, 2023
Despite the large number of works devoted to structural-phase transformations in alloys, there is still no holistic understanding of the pattern of phase transformations under intense plastic deformation.
I. E. Volokitina
doaj   +1 more source

Measurement of the radial mode spectrum of photons through a phase-retrieval method [PDF]

open access: yes, 2018
We propose and demonstrate a simple and easy-to-implement projective-measurement protocol to determine the radial index 'p' of a Laguerre-Gaussian (LGlp) mode.
Boyd, Robert W.   +6 more
core   +3 more sources

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