Using metamaterials, scientists design and build semiconductor-free, optically-controlled microelectronic device. The new device is 1000% more conductive and boasts a much smaller band gap, meaning its conductivity can be triggered by a very low voltage and laser pulse.

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Using metamaterials, scientists design and build semiconductor-free, optically-controlled microelectronic device. The new device is 1000% more conductive and boasts a much smaller band gap, meaning its conductivity can be triggered by a very low voltage and laser pulse.