Figure 2
From: Preparation of 3D printed silicon nitride bioceramics by microwave sintering

(a) The TG-DSC curve of 3D printed Si3N4 body; (b) The heating curves of 3D printed MS, GPS, and HPS Si3N4 samples; (c) Comparison of XRD between 3D printed MS, GPS and HPS samples, all peaks correspond to those of a reference β-Si3N4 (JCPDS 33-1160).