SEM image of SiO2 Silicon Dioxide empty balls, coated with gold and imaged in scanning electron microscope [Getty Images]

SEM image of SiO2 Silicon Dioxide empty balls, coated with gold and imaged in scanning electron microscope — see more

SEM image of SiO2 Silicon Dioxide empty balls, coated with gold and imaged in scanning electron microscope

Cultura Sheri Neva