取样 (a) Microtomy: e Useful for preparing soft materials such as polymer samples. 。 Steel,glass or diamond knives in a microtome can Specimen Specimen holder block Block Specimen cut samples into very thin Knife sections. Knife Cut section Sections (b) (a)Adapted from http://www.me.ust.hk/-meiswu/. Copper Microscope slide (b)From http://blass.com.au/definitions/microtome mesh grid 11
取样 11
损伤层 ·切割是为了取样并使样品留下的残余损伤 最小 recast layer thickness =45 um 切割面 AISP20钢电火花切割表面重熔层 夹钳造成的变形孪晶 退火工业纯钛的切割损伤 12
损伤层 退火工业纯钛的切割损伤 12 AISI P20钢电火花切割表面重熔层 • 切割是为了取样并使样品留下的残余损伤 最小
15LC切割片 5LC'扔割片 13
13 15LC 切割片 5LC 切割片
取样 制样 浸蚀 观察 14
14 取样 制样 浸蚀 观察