Recent progress in gradient-structured metals and alloys
Gradient structures found in biological materials have served as a source of inspiration for
scientists seeking to enhance the performance of metals and alloys over the past decades …
scientists seeking to enhance the performance of metals and alloys over the past decades …
Lowering coefficient of friction in Cu alloys with stable gradient nanostructures
X Chen, Z Han, X Li, K Lu - Science advances, 2016 - science.org
The coefficient of friction (COF) of metals is usually high, primarily because frictional contacts
induce plastic deformation underneath the wear surface, resulting in surface roughening …
induce plastic deformation underneath the wear surface, resulting in surface roughening …
[HTML][HTML] Microstructure evolution and deformation mechanism of coherent L12-strengthened high-entropy alloy during sliding wear
Face-centered-cubic high-entropy alloys (HEAs) strengthened with coherent ordered
nanoprecipitates have demonstrated excellent strength-ductility synergy, even at elevated …
nanoprecipitates have demonstrated excellent strength-ductility synergy, even at elevated …
Temperature-induced wear transition in ceramic-metal composites
Wear degradation is a key parameter to evaluate the performance of ceramic-metal
composites applied in manufacturing and mining industries. We selected a typical composite …
composites applied in manufacturing and mining industries. We selected a typical composite …
Mechanisms of remarkable wear reduction and evolutions of subsurface microstructure and nano-mechanical properties during dry sliding of nano-grained Ti6Al4V …
A comprehensive investigation into dry sliding wear and associated evolutions of subsurface
microstructure and nano-mechanical properties of a bulk nano-grained Ti6Al4V alloy (NG …
microstructure and nano-mechanical properties of a bulk nano-grained Ti6Al4V alloy (NG …
Sliding wear-induced compositional lamination in a VCoNi alloy at elevated temperatures, and its implications for reduced friction and wear
During tribological loading of metallic alloys at elevated temperatures, the thermo-
mechanical coupling effect can lead to the development of a distinct tribolayer, profoundly …
mechanical coupling effect can lead to the development of a distinct tribolayer, profoundly …
Friction and wear reduction in copper with a gradient nano-grained surface layer
X Chen, Z Han, K Lu - ACS applied materials & interfaces, 2018 - ACS Publications
A gradient nano-grained (GNG) surface layer is fabricated on a commercial-purity Cu
sample, in which a significant reduction in the coefficient of friction and the wear loss is …
sample, in which a significant reduction in the coefficient of friction and the wear loss is …
Wear-induced microstructural evolution of ultra-fine grained (UFGs) aluminum
We investigated hardness and tribological properties of ultra-fine grain (UFG) aluminum
samples prepared by accumulative rolling bonding (ARB) and by physical vapor deposition …
samples prepared by accumulative rolling bonding (ARB) and by physical vapor deposition …
How tribo‐oxidation alters the tribological properties of copper and its oxides
JS Lehmann, R Schwaiger, M Rinke… - Advanced Materials …, 2021 - Wiley Online Library
Tribochemical reactions in many applications determine the performance and lifetime of
individual parts or entire engineering systems. The underlying processes are however not …
individual parts or entire engineering systems. The underlying processes are however not …
Mitigating friction and wear by pre-designed or tribo-induced heterostructures: an overview
Frictional sliding creates distinct microstructural and chemical discontinuities between the
subsurface layer and base materials, which dictate the friction and wear properties …
subsurface layer and base materials, which dictate the friction and wear properties …