Transparent polycrystalline magnesium aluminate spinel (PMAS), owing to its high optical
transparency with acceptable mechanical properties and chemical stabilities, exhibits great …

To understand the anisotropy dependence of the damage evolution and material removal
during the machining process of MgF 2 single crystals, nanoscratch tests of MgF 2 single …

The competition mechanism between the slip motions and cleavage fractures is related to
the anisotropy of deformation behaviors, which is essential to manufacture complex optical …

Owing to outstanding mechanical, optical, thermal stability and chemical stability properties,
sapphire has widespread use in semiconductors, aerospace and other fields. However, it is …

Sapphire is a typical anisotropic material due to its unique crystal structure. The study on the
influence of anisotropy on the deformation mechanism has significance in guiding the …

Over the past century, research has focused on continuously improving the performance of
manufacturing processes and systems—often measured in terms of cost, quality …

With its merits of excellent electrical properties and chemical durability, monocrystal silicon
has been widely used as the substrate material in photovoltaic and integrated circuit fields …

Sapphire crystals have been widely used in the fields of national defense and optical
devices due to good chemical stability and high temperature resistance. In this study, the …

Surface-layer defects of M-plane sapphire caused by ultrasonic vibration-assisted cutting
were investigated in this paper through comparison cutting experiments. Topography …

This paper aimed to reveal the damage mechanisms of sapphire by single grit scratch tests
on C-plane, which would establish the basis of damage-free machining. The deformation …