In fall when some tree leaves change color, the brown-red-yellow is actually their real color. The green was the chlorophyll used to absorb sunlight that is now broken down and reabsorbed into the trunk to save energy and reuse for next year’s new leaves.
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Electrons in twisted graphene form novel 1/3 fractional quantum Hall state
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A research team discovered a quantum state in which electrons move in a
completely new way under a twisted graphene structure. The unique
electronic state ...
12 hours ago
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