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Researchers at Sandia Labs demonstrated a high-efficiency (34 % of light emitted from PBG selective emitter can be converted to electricity) TPV emitter using tungsten photonic crystals. Manufacturing of these devices is difficult and not commercially feasible.
Researchers at Sandia Labs demonstrated a high-efficiency (34 % of light emitted from PBG selective emitter can be converted to electricity) TPV emitter using tungsten photonic crystals. However, manufacturing of these devices is difficult and not commercially feasible.