Results 21 to 30 of about 15,318,909 (286)

New Advances in High-Entropy Alloys

open access: yes, 2021
In recent years, people have tended to adjust the degree of order/disorder to explore new materials. The degree of order/disorder can be measured by entropy, and it can be divided into two parts: topological disordering and chemical disordering.

core   +1 more source

High-Entropy Ceramics

open access: yes, 2020
High-entropy ceramics is an emerging class of high-entropy materials with properties superior to conventional ceramics. Recent research has been focused on the development of new high-entropy ceramic compositions.
Zhang, Hanzhu,   +2 more
core   +1 more source

High-Entropy Perovskite Electrolyte for Protonic Ceramic Fuel Cells Operating below 600 °C

open access: yes, 2022
High-entropy materials are attracting ever-increasing concern for their unique structural features and unprecedented potential applications. In this study, we design and successfully prepared single-phase high-entropy perovskite oxide (HEPO) BaSn0.16Zr0 ...
Tianmin He (9924759), Rui Guo (134395)
core   +1 more source

Subtle Variations of the Electronic Structure and Mechanical Properties of High Entropy Alloys With 50% Carbon Composites

open access: yesFrontiers in Materials, 2020
Binary and ternary transition metal carbides are stable ceramic crystals with outstanding mechanical properties. In recent years, multicomponent single-phase high entropy alloys enjoyed explosive growth due to many of their outstanding physical ...
Saro San, Wai-Yim Ching
doaj   +1 more source

(Ho0.25Lu0.25Yb0.25Eu0.25)2SiO5 high-entropy ceramic with low thermal conductivity, tunable thermal expansion coefficient, and excellent resistance to CMAS corrosion

open access: yesJournal of Advanced Ceramics, 2022
Low thermal conductivity, compatible thermal expansion coefficient, and good calcium—magnesium—aluminosilicate (CMAS) corrosion resistance are critical requirements of environmental barrier coatings for silicon-based ceramics.
Zhilin Chen   +6 more
semanticscholar   +1 more source

Microstructure and dielectric properties of high-entropy Sr0.9La0.1MeO3 (Me: Zr, Sn, Ti, Hf, Mn, Nb) perovskite ceramics

open access: yesJournal of Materials Research and Technology, 2022
Entropy engineering has attracted extensive attention, which is applied to induce controllable changes in structures through lattice distortion effects to optimize certain properties. In this work, a series of pure phase high-entropy dielectric ceramics,
Zhihao Lou   +7 more
doaj   +1 more source

Micro-extrusion of fine ceramic latticework [PDF]

open access: yes, 2008
PhDMicroextrusion freeforming of ceramic lattices from high solids ceramic pastes is a method for forming complex multi-scale hierarchical porous structures.
Chi, Xiaopeng
core   +4 more sources

Self-propagating high-temperature synthesis of high-entropy ceramic composition (Hf0.25Ti0.25Cr0.25(FeV)0.25)N

open access: yes, 2023
The paper studies the structure and phase composition of the ceramic material obtained from the high-entropy Hf-Ti-FeV-Cr-N system with the use of the mechanical activation of the initial powder mixture with the addition of nonmetal (nitrogen) during the
Zhukov, Ilya A.   +3 more
core   +1 more source

A novel eccentric lapping machine for finishing advanced ceramic balls [PDF]

open access: yes, 2001
Advanced ceramic balls are used extensively in hybrid precision ball bearings and show advantages in high speed, high temperature, high load and hostile environment.
Kang, J, Hadfield, M
core   +1 more source

RF Magnetron Sputtered AlCoCrCu0.5FeNi High Entropy Alloy (HEA) and High Entropy Ceramic (HEC) Thin Films [PDF]

open access: yes, 2021
High entropy-based materials in the form of thin films have been of growing interest recently for surface engineering applications due to their exceptional properties including high hardness, superior resistance to oxidation and corrosion, improved ...
Aziz Khan, Naveed
core  

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