English example sentences with "diodes"

Light-emitting diodes or LEDs need a lot less energy.
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Hunter's partner in the dark skies group, astronomer David Crawford, says the organization is working with industry to improve lighting. He cites technological advances such as light-emitting diodes, the kind of light used in cellphones. They run cool and save energy, but can also be night-friendly because they project light only where directed, not in all directions like incandescent bulbs.
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