The phrase 'having a size of' is correct and usable in written English.
It is usually used when describing the size of an object. For example, "This box is having a size of 10 x 10."
Consequently, bone implants having a size of 20×20×5 mm were successfully developed.
Note that for the ATN network, having a size of N = 450 nodes, the number of random shuffling steps is large enough to guarantee that the resulting network is fully randomized.
Current voltage characteristics of DSCs with different sizes will be presented, and results will be reported for modules having a size of 15×20 cm2 and an active area larger than 60%.
Highly-crystalline ZnO nanocrystals, having a size of 80−100 nm, are uniformly dispersed over the both sides of GNs and inserted into the interspacing layers, forming ZnO@GN framework.
A fine-layered porous structure having a size of 500 nm was obtained in HDPE, while a large rod-like porous structure radiating in the spherulite was obtained in PVDF.
All of which led Tim Cook, Apple's chief operating officer, and the man in charge of the house while Steve Jobs is on indefinite medical leave, to sniff that with the 7" tablets now flooding the market "you wind up having a size of tablet that's less than what we believe is reasonable or would provide a real tablet experience".
