A SIMPLE KEY FOR LEAD FREE X-RAY APRON UNVEILED

 (three) confirmed the measured values were In step with the equation. In the meantime, the Bi powder/polymer composites exhibited lower transmittances for the same filler content (sample thickness was 1 mm, and photon Vitality of X-rays was 60 keV). The linear attenuation coefficient and mass attenuation coefficient, each of which can be consid