Results 11 to 20 of about 183,398 (265)

Atomistic Investigation on the Strengthening Mechanism of Single Crystal Ni-Based Superalloy under Complex Stress States

open access: yesMetals, 2022
Single crystal Ni-based superalloy, with excellent mechanical properties in high temperature, always works under complex stress states, including multiaxial tension and compression, which results in various strengthening mechanisms.
Bin Xie   +3 more
doaj   +1 more source

Strengthening and fracture mechanisms of a precipitation hardening high-entropy alloy fabricated by selective laser melting

open access: yesVirtual and Physical Prototyping, 2022
A precipitation hardening high-entropy alloy (HEA) (FeCoNi)86Al7Ti7 was fabricated by selective laser melting (SLM) and ageing treated under different temperatures and time conditions.
Yaowen Wu   +9 more
doaj   +1 more source

Research Status on Strengthening Mechanism of Particle-reinforced Metal Matrix Composites

open access: yesCailiao gongcheng, 2018
The research status on theoretic models and the coupling relationships of Orowan strengthening, dislocation strengthening, load-bearing effect of the reinforcement strengthening and others strengthening are successfully described in this study for ...
YE Xiang-ping   +4 more
doaj   +1 more source

Study on the preparation process and sintering performance of doped nano-silver paste

open access: yesReviews on Advanced Materials Science, 2022
After tin–lead solders are banned, the widely used electronic packaging interconnect materials are tin–silver, tin–copper, and other alloy solders. With the application of high-power devices, traditional solders can no longer meet the new requirements ...
Yang Hui
doaj   +1 more source

Microstructure evolution and aging hardening in a Cu-25Ni-25Mn alloy

open access: yesMaterials Research Express, 2021
The microstructure evolution and mechanical property of Cu-25Ni-25Mn alloy after solution treatment and aging treatment are investigated via TEM observation, XRD analysis and Vickers hardness test.
Kang Ding   +7 more
doaj   +1 more source

An Overview of High Yield Strength Twinning-Induced Plasticity Steels

open access: yesMetals, 2021
Twinning-induced plasticity (TWIP) steel is a second-generation advanced high strength steel grade developed for automotive applications. TWIP steels exhibit an excellent combination of strength and ductility, mainly originating from the activation of ...
Guanghui Yang, Jin-Kyung Kim
doaj   +1 more source

Study on Strengthening Mechanism of Dispersion Strengthened Alloy

open access: yesJournal of the Japan Society of Powder and Powder Metallurgy, 1972
To account for the strengthening mechanism in the dispersion hardened 13CrMoTi steel, an analysis of the structural change during the heating at the specimens subjected to hot-working after sintering was made by means of X-ray diffraction method. The results obtained are as follows:1) The internal strain is introduced into the matrix of the sintered ...
Daikoku, Takashi   +2 more
openaire   +2 more sources

Effect of Heat Treatment on Creep Properties of in situ Synthesized (TiB+La2O3)/Ti Composite

open access: yesFrontiers in Materials, 2019
(TiB+La2O3)/IMI834 titanium matrix composites (TMCs) were developed by in situ synthesized in a consumable vacuum arc-remelting furnace. A new TRIPLEX treatment and β heat treatment were developed in this study.
Jiuxiao Li   +3 more
doaj   +1 more source

Discovery of new Fe2Ni2CrAlx multi-principal element alloys with promising mechanical properties

open access: yesJournal of Materials Research and Technology, 2023
Thermodynamic calculations were utilized to accelerate the pace of discovering promising composition combination by tailoring phase fraction. Then a family of Fe2Ni2CrAlx multi-principal element alloys (MPEAs) were synthesized to investigate the effect ...
Ling Qiao, R.V. Ramanujan, Jingchuan Zhu
doaj   +1 more source

Lightweight Multiprincipal Element Alloys with Excellent Mechanical Properties at Room and Cryogenic Temperatures

open access: yesEntropy, 2022
Lightweight multiprincipal element alloys (MPEAs) are promising candidates for potential application as engineering materials due to their high strength and low density.
Gongxi Lin   +4 more
doaj   +1 more source

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