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Table 6 Comparison of compounds 1 to 5 and 9

From: Characteristics and properties of nano-LiCoO2 synthesized by pre-organized single source precursors: Li-ion diffusivity, electrochemistry and biological assessment

  1 2 3 4 5 9
Tetrahedral volume of Co (Å3) 3.332 3.384 3.344 3.364 3.339 3.229
Quadratic elongation 1.093 1.088 1.092 1.079 1.100 1.120
Angle variance (°2) 378.27 360.86 374.83 322.26 401.40 486.42
O1–Co (Å) 1.961 (6) 1.960 (7) 1.95 (1) 1.954 (3) 1.958 (4) 1.954 (4) 1.947 (3)
1.949 (3)
O2–Co (Å) 1.948 (5) 1.957 (6) 1.93 (1) 1.963 (4) 1.955 (3) 1.962 (4) 1.960 (3)
O3–Co (Å) 1.963 (5) 1.946 (6) 1.961 (8) 1.954 (3) 1.966 (3) 1.978 (4) 1.958 (4)
O4–Co (Å) 1.972 (6) 1.960 (6) 1.966 (7) 1.952 (4) 1.961 (4) 1.938 (4) /
Mean O–Co (Å) 1.961 1.956 1.952 1.956 1.960 1.958 1.953
O1–Co–O2 (°) 84.9 (2) 86.5 (3) 85.7 (1) 86.8 (2) 86.6 (2) 85.6 (2) 80.2 (1)
O3–Co–O4 (°) 86.0 (2) 85.2 (3) 85.1 (4) 87.5 (1) 87.0 (2) 84.8 (2) 83.9 (2)
O1–Co–O4 (°) 122.4 (2) 121.0 (3) 125.6 (4) 118.6 (1) 122.7 (2) 126.5 (2) 124.4 (2)
O2–Co–O3 (°) 118.4 (2) 120.0 (3) 123.0 (4) 117.6 (2) 125.0 (1) 112.4 (2) 125.2 (1)
Mean O–Co–O (°) 85.45
120.4
85.85
120.5
85.4
124.3
86.98
120.98
85.2
119.45
82.0
124.8
BVS on Co 1.93 1.96 1.98 1.96 1.94 1.95 1.97
BVS on Li 1.17
1.14
1.13
1.14
1.13
1.07
1.19
1.17
1.13
1.14
1.19
1.25
1.18