Anisotropic brittle-ductile transition of monocrystalline sapphire during orthogonal cutting and nan

• 作 者: Philipp Maas Yuta Mizumoto Yas
• 机 构: DepartmentofSystemDesignEngineering,DepartmentofMechanicalEngineering
• 出 处: 纳米技术与精密工程(英文)
• 发表日期: 2018年3期
• 关键词: SAPPHIRE ANISOTROPY Brittle-ductile transition ORTHOGONAL cutting
• 基金项目: partially supported by JSPS KAKENHI[Grant no.16K14137,2016].

Single-crystal sapphire is utilized as a high-performance engineering material,especially in extreme and harsh environments.However,due to its extreme hardness and brittleness,the machinability of sapphire is still a challenge.By means of nanoindentation