Array ( [0] => Array ( [title] => L16A [link] => https://www.youtube.com/embed/Z_AFLte_Vbo ) [1] => Array ( [title] => L16B [link] => https://www.youtube.com/embed/yZVsgtrh5JA ) [2] => Array ( [title] => L16C [link] => https://www.youtube.com/embed/Rin33hsJQvE ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第16講 reciprocal lattice +Bragg’s law+ Ewald sphere