3 ms·

SoS is typically used in hardware that's exposed to ionizing radiation. I suppose it has other favorable characteristics (heat, performance, etc) but I'm no exp

• serf 10y ago
  in the article : "Sapphire is an excellent insulator which wels reduce leakage currents, as well as spurious currents from such things as radiation. Radiation tolerance is perhaps what SoS became known for most, but its low power performance was what HP was after in the 1970’s."