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Chapter II Solution Growth….
Table 2.2: Induction period and kinetic parameters of nucleation for pure and doped
KDP
Sample Supersaturation
Concentration
Induction
period
(S)
110
Interfacial
Tension
(mJm -2 )
Energy of
formation
(Jmol -1 )
Radius
of
Critical
nucleus
(nm)
Pure KDP 1.2 5410 16.83 934.75 4.26
1.3 3060 1935.66 2.96
1.4 1650 3183.61 2.30
1.5 685 4623.04 1.91
KDP + 0.3 wt.% Lhistidine
KDP + 0.4 wt.% Lhistidine
KDP + 0.5 wt.% Lhistidine
KDP + 0.3 wt.%Lthreonine
KDP + 0.4 wt. %
L-threonine
KDP + 0.5 wt. %
L-threonine
KDP + 0.3 wt.
%DL-methionine
KDP + 0.4 wt. %
DL-methionine
KDP + 0.5 wt. %
DL-methionine
1.2 5510 17.40 1032.48 4.41
1.3 3120 2138.03 3.06
1.4 1688 3516.44 2.39
1.5 701 5106.37 1.98
1.2 5540 17.77 1100.46 4.49
1.3 3155 2278.80 3.12
1.4 1700 3747.97 2.43
1.5 709 5442.58 2.02
1.2 5554 18.00 1142.95 4.57
1.3 3185 2366.79 3.17
1.4 1715 3892.69 2.47
1.5 714 5652.73 2.05
1.2 5498 17.49 1049.47 4.42
1.3 3125 2173.23 3.07
1.4 1695 3574.33 2.39
1.5 705 5190.43 1.98
1.2 5510 17.72 1091.96 4.49
1.3 3165 2261.21 3.12
1.4 1709 3719.03 2.43
1.5 712 5400.56 2.02
1.2 5525 17.91 1125.95 4.53
1.3 3198 2331.60 3.15
1.4 1724 3834.80 2.45
1.5 725 5568.67 2.03
1.2 5510 17.37 1028.23 4.38
1.3 3140 2129.23 3.04
1.4 1718 3501.97 2.37
1.5 705 5085.35 1.97
1.2 5525 17.69 1086.01 4.45
1.3 3165 2248.89 3.09
1.4 1735 3698.78 2.41
1.5 708 5371.14 2.00
1.2 5545 17.98 1139.55 4.53
1.3 3180 2359.75 3.15
1.4 1765 3881.11 2.45
1.5 720 5635.91 2.03