tailieunhanh - Diffusion Solids Fundamentals Diffusion Controlled Solid State Episode 3 Part 6

Tham khảo tài liệu 'diffusion solids fundamentals diffusion controlled solid state episode 3 part 6', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 632 List of Figures Diffusion profiles of substitutional Zn Zns at 1021 C for various diffusion times according to Bracht et al. 17 . Top Dislocation-free Si wafers solid lines show calculated profiles based on the kick-out model using one set of parameters ơẻq and ơỊqDị. Bottom Highly dislocated Si solid lines show fitting with complementary error Comparison of Cu penetration profiles in almost dislocation-free Ge 1126K 900s and in a crystal with high dislocation density 1124K 780s according to 17 .441 Products of solubility X effective diffusivity X correlation factor for Cu Ag and Au diffusion in Ge with various dislocation densities compared to the Ge tracer diffusivity according to 17 . 442 Penetration profile of 60Co in Nb after days of annealing at 1422 K in double-logarithmic representation according to 34 . 444 Ionic conductivity of halide crystals. The corresponding activation enthalpies are listed. For comparison the conductivity of the fast ion conductor RbAg4I5 is also Examples of point defects in ionic crystals Schottky defects Frenkel defects divalent cation impurity and cation vacancy complex of divalent cation and cation vacancy vacancy pair . 451 Schematic diagram of charge diffusivity Dơ and tracer diffusivities of anions and cations Da and DC in alkali halides. Parallel lines in the extrinsic region correspond to different doping contents Conductivity of a NaCl single crystal doped with a site fraction of X 10 5 Sr2 ions according to Beniere et al. 22 .463 Self-diffusion of 22Na and 36Cl in intrinsic NaCl. Also indicated is the product of charge diffusion coefficient Dơ and correlation factor fv . From Laskar 15 .464 Diffusion of the homovalent impurities Cs Rb F I and Br in NaCl according to 32-34 . Self-diffusion of Na and Cl is also indicated for Concentration dependence of the diffusion coefficient of divalent cations D2 .