上海交通大学：《材料组织结构表征》课程教学资源（课件讲义）OI EBSD原理及应用

EBSD技术简介及应用 月ACKING JSPEC1

EBSD技术简介及应用

1 EBSD原理 2 EBSD应用

1 EBSD原理 2 EBSD应用

1 EBSD原理 2 EBSD应用

1 EBSD原理 2 EBSD应用

Anything missing? Microstructure of a high-N2,high-Mn(P506- type)austenitic stainless steel

Microstructure of a high-N2 , high-Mn (P506- type) austenitic stainless steel Anything missing?

5 Anything missing? TD ND RD a b Chemical information? Crystallographic information?

5 • Chemical information? • Crystallographic information? Anything missing?

Microstructure of a high-N2,high-Mn(P506- type)austenitic stainless steel

Microstructure of a high-N2 , high-Mn (P506- type) austenitic stainless steel

7 SU70 8.0kV 9.6mm x400 YAGBSE 100um Duplex stainless steel

7 Duplex stainless steel

Red=ferrite Blue=austenite =100 um;BC+Pblue+Pred:Step=0.2 um:Grid1565x1174 Duplex stainless steel

Duplex stainless steel Red=ferrite Blue=austenite

Q:how to determine crystal structure in TEM? BT1IOJFN 入射电子 Niiou92 样品 220 N029, 20 [uvw]- Cuvw=[110] 000 020 爱瓦尔德球 0<4vw6=[1106 51/rn B=[001] (hkl The diffraction pattern represents a 112 R 12 reciprocal lattice plane with reciprocal lattice 002 000 1R002 points which are shown as the diffraction i交 110 12 行射花种 spots.(p.108 on text book)

Q: how to determine crystal structure in TEM?

1928 Seishi Kikuchi第一次观察到了电子衍射形成的Kikuchi花 样。 P'pattern of calcite (Kikuchi,Japanese Journal of Physics,V;2,1928.) P'pattern of mica (Kikuchi,Japanese Journal of Physics,V 2,1928.) Thanks to Robert Schwarzer for the image

1928 Seishi Kikuchi 第一次观察到了电子衍射形成的Kikuchi花 样。 EBSD历史 'P' pattern of mica (Kikuchi, Japanese Journal of Physics, V, 2, 1928.) 'P' pattern of calcite (Kikuchi, Japanese Journal of Physics, V, 2, 1928.) Thanks to Robert Schwarzer for the image