Plastic temperature drops to new low
High-pressure sintering introduces grain boundary nonstoichiometry, enabling dense boron carbide to deform plastically at lower temperatures via grain boundary sliding while retaining high strength.
Xu, Haiyue · Ji, Wei · Jiang, Jiawei · Liu, Junliang · Wang, Hao · Zhang, Fan · Yu, Ruohan · Tu, Bingtian · Zhang, Jinyong · Zou, Ji · Wang, Weimin · Wu, Jinsong · Fu, Zhengyi
Nature Communications 2023
Plastic deformation temperature lowered by 200 °C
Maintains extraordinary strength before plasticity