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Figure 5
Dependence of the average coordination number for the nearest-neighbour (NN) Ni—Ni2 (second shell) and next-nearest-neighbour (NNN) Ni—Ni4 (fourth shell) atom pairs on the cubic NiO particle size.

IUCrJ
Volume 1| Part 6| October 2014| Pages 571-589
ISSN: 2052-2525
doi:10.1107/S2052252514021101