{"id":10418,"date":"2023-07-25T11:45:37","date_gmt":"2023-07-25T03:45:37","guid":{"rendered":"https:\/\/blog.iyatt.com\/?p=10418"},"modified":"2024-05-06T08:00:20","modified_gmt":"2024-05-06T00:00:20","slug":"%e5%85%b8%e5%9e%8b%e6%99%b6%e4%bd%93%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/blog.iyatt.com\/?p=10418","title":{"rendered":"\u5178\u578b\u6676\u4f53\u7ed3\u6784\u7279\u5f81"},"content":{"rendered":"
\\begin{array}{c|}\n\\hline\n\u7ed3\u6784\u7279\u5f81 & \\  & \u7ed3\u6784\u7c7b\u578b & \\  \\\\\n\\hline\n\\  & \u9762\u5fc3\u7acb\u65b9(A1\/fcc) & \u4f53\u5fc3\u7acb\u65b9(A2\/bcc) & \u5bc6\u6392\u516d\u65b9(A3\/hcp) \\\\\n\\hline\n\u5178\u578b\u91d1\u5c5e\u6750\u6599 & Cu\u3001Ag\u3001Au\u3001Al\u3001Ni\u3001\\gamma-Fe & Cr\u3001V\u3001W\u3001\\alpha-Fe & Be\u3001Mg\u3001Zn\u3001Cd \\\\\n\\hline\n\u70b9\u9635\u5e38\u6570 & a & a & a,c(\\frac{c}{a}\\approx1.633) \\\\\n\\hline\n\u539f\u5b50\u534a\u5f84R & \\frac{\\sqrt{2}}{4}a & \\frac{\\sqrt{3}}{4}a & \\frac{a}{2}(\\frac{1}{2}\\sqrt{\\frac{a^2}{3}+\\frac{c^2}{4}}) \\\\\n\\hline\n\u6676\u80de\u539f\u5b50\u6570 & 6\\times\\frac{1}{2}+8\\times\\frac{1}{8}=4 & 8\\times\\frac{1}{8}+1=2 & 12\\times\\frac{1}{6}+2\\times\\frac{1}{2}+3=6 \\\\\n\\hline\n\u914d\u4f4d\u6570 & 12 & 8 & 6+6 \\\\\n\\hline\n\u81f4\u5bc6\u5ea6k & \\frac{4\\times\\frac{4}{3}\\pi\\times(\\frac{\\sqrt{2}}{4}a)^3}{a^3}\\approx0.74 & \\frac{2\\times\\frac{4}{3}\\pi\\times(\\frac{\\sqrt{3}}{4}a)^3}{a^3}\\approx0.68 & \\frac{6\\times\\frac{4}{3}\\pi\\times(\\frac{a}{2})^3}{6\\times(\\frac{1}{2}\\times a\\times\\frac{\\sqrt{3}}{2}a)c}\\approx0.74 \\\\\n\\hline\n\u5bc6\u6392\u65b9\u5411 & <110> & <111> & <11\\overline20> \\\\\n\\hline\n\u5bc6\u6392\u65b9\u5411\u6700\u5c0f\u957f\u5ea6 & \\frac{\\sqrt2}{2}a & \\frac{\\sqrt3}{2}a & a \\\\\n\\hline\n\u5bc6\u6392\u9762 & \\{111\\} & \\{110\\} & \\{0001\\} \\\\\n\\hline\n\u5bc6\u6392\u9762\u95f4\u8ddd & \\frac{\\sqrt3}{3}a & \\frac{\\sqrt2}{2}a & \\frac{1}{2}c \\\\\n\\hline\n\u5806\u579b\u65b9\u5411 & <111> & <110> & <0001> \\\\\n\\hline\n\u5806\u579b\u65b9\u5f0f & ABCABC & ABAB & ABAB \\\\\n\\hline\n\\begin{aligned}\n&\u56db\u9762\u4f53\u95f4\u9699 \\\\\n&(\u6570\u91cf\u3001\u5927\u5c0f\\frac{r_B}{r_A}\u3001\u4f4d\u7f6e)\n\\end{aligned}\n&\n\\begin{aligned}\n&8 \\\\\n&0.225R \\\\\n&(\\frac{1}{4},\\frac{1}{4},\\frac{1}{4})\n\\end{aligned}\n&\n\\begin{aligned}\n&12 \\\\\n&0.291R \\\\\n&(\\frac{1}{2},\\frac{1}{4},0)\n\\end{aligned}\n&\n\\begin{aligned}\n&12 \\\\\n&0.225R \\\\\n&(\\frac{2}{3},\\frac{1}{3},\\frac{7}{8})(0,0,\\frac{5}{8})\n\\end{aligned}\n\\\\\n\\hline\n\\begin{aligned}\n&\u516b\u9762\u4f53\u95f4\u9699 \\\\\n&(\u6570\u91cf\u3001\u5927\u5c0f\\frac{r_B}{r_A}\u3001\u4f4d\u7f6e)\n\\end{aligned}\n&\n\\begin{aligned}\n&4 \\\\\n&0.414R \\\\\n&(\\frac{1}{2},\\frac{1}{2},\\frac{1}{2})(\\frac{1}{2},0,0)\n\\end{aligned}\n&\n\\begin{aligned}\n&6 \\\\\n&0.154R<100>,0.633R<110> \\\\\n&(\\frac{1}{2},\\frac{1}{2},0)(\\frac{1}{2},0,0)\n\\end{aligned}\n&\n\\begin{aligned}\n&6 \\\\\n&0.414R \\\\\n&(\\frac{2}{3},\\frac{1}{3},\\frac{3}{4})\n\\end{aligned}\n\\\\\n\\hline\n\\end{array}<\/code><\/pre>\n
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