Physics

Erbium-doped glass blocks radiation while enhancing electrical properties

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This study investigates phosphate glasses doped with varying concentrations of erbium oxide, examining their structural properties, dielectric characteristics, and ability to shield against ionizing radiation. The researchers found that increasing erbium content modifies the glass network structure, enhances dielectric properties, and improves radiation attenuation coefficients, particularly for gamma rays. Spectroscopic and X-ray diffraction analyses confirmed the amorphous nature of the glasses and the integration of erbium ions into the phosphate matrix.


These findings have practical applications in developing advanced materials for radiation protection in medical facilities, nuclear installations, and space applications. The enhanced dielectric properties also make these glasses potentially useful in optoelectronic devices and optical amplifiers.


Source: Structural, dielectric, and radiation shielding properties of erbium doped phosphate glasses