Results 11 to 20 of about 33,754 (277)

Deformation behavior of duplex austenite and ε-martensite high-Mn steel

open access: yesScience and Technology of Advanced Materials, 2013
Deformation and work hardening behavior of Fe–17Mn–0.02C steel containing ε-martensite within the austenite matrix have been investigated by means of in situ microstructural observations and x-ray diffraction analysis. During deformation, the steel shows
Ki Hyuk Kwon, Byeong-Chan Suh, Sung-Il Baik, Young-Woon Kim, Jong-Kyo Choi and Nack J Kim
doaj   +2 more sources

The Tapering Length of Needles in Martensite/Martensite Macrotwins

open access: yesArchive for Rational Mechanics and Analysis, 2023
AbstractWe study needle formation at martensite/martensite macro interfaces in shape-memory alloys. We characterize the scaling of the energy in terms of the needle tapering length and the transformation strain, both in geometrically linear and in finite elasticity.
Sergio Conti, Barbara Zwicknagl
openaire   +2 more sources

Building Hierarchical Martensite [PDF]

open access: yesAdvanced Functional Materials, 2020
AbstractMartensitic materials show a complex, hierarchical microstructure containing structural domains separated by various types of twin boundaries. Several concepts exist to describe this microstructure on each length scale, however, there is no comprehensive approach bridging the whole range from the nano‐ up to the macroscopic scale.
Stefan Schwabe   +9 more
openaire   +3 more sources

Quenching and partitioning - a new steel heat treatment concept [PDF]

open access: yes, 2011
Steel continues to be one of the primary materials in use today, however, even after 200 years of published research, innovative methods are being discovered and exploited to produce steel with enhanced properties.
Bigg, Timothy David
core   +4 more sources

Martensitic transformation in zirconiaPart II. Martensite growth [PDF]

open access: yesActa Materialia, 2004
23 pages, 11 ...
Deville, Sylvain   +2 more
openaire   +2 more sources

Adaptive Modulations of Martensites [PDF]

open access: yesPhysical Review Letters, 2010
4 pages manuscript, 8 pages ...
Kaufmann, S.   +6 more
openaire   +3 more sources

The Features of Martensitic Transformation in 12% Chromium Ferritic–Martensitic Steels [PDF]

open access: yesMaterials, 2021
An anomaly in martensitic transformation (the effect of martensitic two-peak splitting in the temperature-dependent thermal expansion coefficient) in complex alloyed 12% chromium steels Fe-12%Cr-Ni-Mo-W-Nb-V-B (ChS-139), Fe-12%Cr-Mo-W-Si-Nb-V (EP-823) and Fe-12%Cr-2%W-V-Ta-B (EK-181) was investigated in this study.
Bazaleeva K.   +4 more
openaire   +3 more sources

A New Ordered Transformation-Induced Plasticity Enables Exceptional Strength and Ductility in a B2 Medium-Entropy Alloy. [PDF]

open access: yesAdv Sci (Weinh)
A novel B2‐ordered Ti‐Zr‐V‐Al medium‐entropy intermetallic is developed through controlled metastability engineering, which activates an ordered TRIP effect via a new B2→D019‐α2 transformation with a distinctive {0001}α2//{110}B2, <11‐20>α2//<100>B2 orientation relationship. This alloy achieves an elongation of ∼7%, a strength of ∼1.1 GPa, and superior
Li C   +8 more
europepmc   +2 more sources

Structural-Functional Changes in a Ti50Ni45Cu5 Alloy Caused by Training Procedures Based on Free-Recovery and Work-Generating Shape Memory Effect

open access: yesNanomaterials, 2022
Active elements made of Ti50Ni45Cu5 shape memory alloy (SMA) were martensitic at room temperature (RT) after hot rolling with instant water quenching. These pristine specimens were subjected to two thermomechanical training procedures consisting of (i ...
Mihai Popa   +8 more
doaj   +1 more source

On the mechanism of martensite nucleation [PDF]

open access: yesActa Metallurgica, 1989
Abstract The martensitic transformation in the following two model systems, Fe-30 at.% Ni and In-5.25 at.% Cd, was studied by X-ray diffraction and metallography in order to answer the following question: does the nucleation of martensites occur by a soft mode mechanism or by classical heterogeneous nucleation?
W. Krauss, H. Gleiter, S. K. Pabi
openaire   +2 more sources

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