SiOC@C ceramic nanosphere precursor was obtained using a liquid phase method. Then, a series of SiOC@C ceramic nanospheres containing SiC/Si3N4, free carbon, and amorphous SiOC were successfully ...

This electromagnetic wave absorption and shielding material is less than 0.5mm thick and is distinguished by its low reflectance of less than 1% and high absorbance of over 99% across three ...