Ngày tải lên :
28/05/2018, 23:02
... 3.10 -2 18 ,2 9,0.10-9 - N Cr - 3.10-4 24 ,4 4,0.10-11 - B Fe40N40B20 - 1,1.10-8 82, 8 3,0.10-15 - Ag Pd81Si19 - 2, 0.10-6 29 ,9 1 ,2. 10-13 - Na+ NaCl 350÷750 0,5 38,0 2, 8.10-11 - Cl- NaCl - 1,1.1 02 51,4 ... 1,1.1 02 51,4 1,7.10-13 - Ag+ AgBr - 1 ,2 16,0 - 1,8.10- 12 Ag+ GaAs 500÷1000 2, 5.10-3 9,0 5,0.10-6 1 ,2. 10-10 O2 Polyetylen - 2, 09 12, 2 - 1,8.10-9 H2 Cao su tự nhiên - 0 ,26 6,0 - 1,0.10-7 Ở trạng thái ... D nhiệt độ, cm2/s D0, cm2/s Q, Kcal/mol 5000C 20 00C 450 ÷ 650 1,71 34,0 4,5.10-10 - Cu - 0,34 45,5 1,5.10-13 - Fe α – Fe 700÷750 2, 00 60,6 8,0.10-18 - C α – Fe 500÷750 0 ,20 24 ,6 2, 8.10-8 - N α...