Planar (a) and cross-sectional (b) SEM images of the PSiC sample 3.
XRD diagrams of samples 1 (a) and 3 (b).
High intensity XRD peaks of sample 3 presented in more details.
(Color online) Room temperature EPR spectra of PSiC samples 1, 2, 3, and 7 for magnetic field oriented parallel to the crystal axis , microwave frequency . The EPR intensities are normalized to the unit external area of the samples
(Color online) Room temperature EPR spectra of PSiC samples 3 (a) and 7 (b) for and their angular variation measured by rotating the magnetic field in the plane, .
(Color online) Simulation of EPR spectrum for the porous sample 7, (curve 1) by a superposition (2) of a central line (3) and a doublet (4) originated from superhyperfine interaction.
Technological regimes used for preparation of PSiC samples.
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