Table 2.

The contact angle measurement and resultant total surface energy of as-received Mg and all FSP Mg-HA composites.

Processing condition	Contact angle measurement (degree)			Surface energy components (mJ/m2)		Total surface energy (mJ/m2)
	D.I Water	Formamide	1-Bromonaphthalene	${\gamma }^{LW}$	${\gamma }^{AB}$	${\gamma }^{Total}$
As-received Mg	72.90 ± 3.01	59.60 ± 2.62	35.00 ± 2.12	36.70	1.22	37.92
FSP Mg-5wt%HA	49.50 ± 1.50	44.20 ± 5.19	18.20 ± 3.68	42.21	0.82	43.02
FSP Mg-10 wt%HA	49.20 ± 1.25	42.40 ± 3.44	21.00 ± 1.71	41.50	2.83	44.33
FSP Mg-20 wt%HA	48.50 ± 2.65	48.80 ± 2.09	16.71 ± 3.37	42.54	4.27	46.81