httpswww.ems.psu.edu~rybacourseworkzhong%20s.ppt

1、New termsStructure（结构 ji gu）Ore（矿石 kung sh）Tetrahedron（四面体 s min t）Hexagonal （ 六边形的 li bin xng de)Close-packed cubic (ccp) (面心立方 min xn l fng)Ductile/brittle (可延展的k yn zhn de /易碎的y su de)A2 structure (“bcc”) (体心立方 t xn l fng ）Close-packed plane （密排面 m pi min）Unit cell （晶胞 jng bo）Hexagonal close-pack

2、ed (hcp) （六方密堆 li fng m du)Plastic deformation （塑造成型 s zo chng xng）Layer sequence （层系 cng x）,New terms - second weekPolytype (多型 du xng)Rutile/anatase (金红石jn hng sh/锐钛矿ru ti kung)Polymorph (多晶形 du jng xng)Refractive index (折射率 zh sh l)X-ray diffraction (X射线衍射 X sh xin yn sh)Centric/non-centric (中心的

3、zhng xn de /非中心的 fi )Ferroelectric (铁电的 ti din de)Superconductor (超导体 cho do t)Zeolite (沸石 fi sh)Molecular sieve (分子筛 fn z shi),New terms - third weekNanotube (纳米管n m gun)Polyethylene (聚乙烯 j y x)Amorphous (非晶的 fi jng de)Spherulite (球粒 qi l)Crystallography (晶体学 jng t xu)Crystal structure (晶体结构 jng t

4、ji gu)Symmetry (对称性 du chn xng)Rotation axis (旋转轴 xun zhun zhu)Mirror (镜 jng)Point group (点群 din qn)Lattice (晶格 jng g)Periodic (周期性的 zhu q xng de)Lattice parameters (晶格参数 jng g cn sh),New terms - fourth weekCrystal system (晶系 jng x)Primitive (简单的 jindnde)End-centered (底心的dxnde)Bravais lattice (布拉伐格子

5、)Stereographic projection (立体图形投影)Rotoinversion (旋转-反演xunzhun-fnyn)Point group diagrams (点群示意图),New terms - fifth weekSpace group (空间群)EquipointPositional parameters (位置坐标),New terms - sixth week1. Lattice plane (晶格面)2. Interplanar spacing (晶面间距)3. Miller indices (密勒指数)4. (hkil)5. Zone (晶带)Zone axis

6、 (晶带轴)7. Space group (空间群)8. Equipoint9. Positional parameters (位置坐标),New terms - seventh week1. Reciprocal lattice (倒易点阵)X-rays (X射线)X-ray tube (X射线管)4. White radiation (白光)5. Characteristic radiation (标识辐射)6. X-ray spectrum (X射线谱),New terms - eighth week1. Moseleys law (莫斯莱定律 )2. Takeoff angle (发射

7、角)3. Focal spot, line focus, point focus (焦点，行聚焦，点聚焦)4. Rotating anode (旋转阳极)5. Synchrotron (同步加速器)6. Storage ring (储存环) 7. Beamline (光束线),New terms - ninth week1. Linear attenuation coefficient (线性衰减系数)2. Mass attenuation coefficient (质量衰减系数)3. Absorption edge (吸收限)4. X-ray fluorescence (X射线荧光)5. -

8、filter ( 滤波器)6. Braggs law (布拉格定律)7. Ewald construction (埃瓦得造图) Polycrystalline (多晶的),New terms - tenth week1.Debye rings (德拜环)2.Powder diffractometer (粉末衍射仪)3.Divergence slit (发散狭缝光阑)4.Focusing slit (聚焦狭缝光阑), focusing circle (聚焦圈)5.Soller slit (苏莱尔光阑)6.Scintillation counter (闪烁计数器)7.Solid state det

9、ector (固体探测器)8.Deadtime (死区)9.Pulse height discrimination (脉冲幅度鉴别)10.Monochromator (单色器),New terms - 11th week1.Indexing (标定指数)2.Extinction rule (消光规则)3.Quantitative analysis (定量分析)4.Internal, external standards (内，外标准)5.Rietveld analysis (Rietveld分析 )6.Atomic scattering factor (原子散射因数)7.Structure factor (结构因数)8.Multiplicity (重数)9.Lorentz-polarization factor (洛伦茨-偏振因数)Temperature factor (温度因数)Electron density distribution (电子密度分布),New terms - 12th week1.Crystallite size (晶子范围) (jing1 zi fan4 wei2)2.Microstrain (微张力) (wei1 zhang1 li4)3.Scherrer equation (Scherrer 等式) (- deng3 shi4),