Fig. 1From: Amorphous calcium phosphate nanoparticles using adenosine triphosphate as an organic phosphorus source for promoting tendon–bone healingCharacterization of the as-prepared ACP nanoparticles prepared using CaCl2 as the calcium source and ATP as the organic phosphorus source in aqueous solution at 95 ℃ for 1 h. a–c SEM images. d–f TEM images. g XRD patterns. h FTIR spectra. i TG curves, and j nitrogen adsorption–desorption isothermsBack to article page