12 eV to 0.05 eV. For the reason that possible variation (EB) is so small, the boron can thermally ionize at room temperatures. This allows for free energy carriers while in the conduction and valence bands thus allowing larger conversion of photons to electrons. REC is a ecu-primarily based solar https://flenzy.store/wireless-6000mah-high-pressure-car-garden-washer-with-foam-generator/