In a first, researchers image the full structure of trapped excitons
Excitons form when electrons leave their place in atoms and grab the “holes” they left behind for a brief, whirling dance. Now they’ve been stably trapped
Source: newswise.com
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Excitons form when electrons leave their place in atoms and grab the “holes” they left behind for a brief, whirling dance. Now they’ve been stably trapped
When two similar atomic layers with mismatching lattice constants — the constant distance between a layer’s unit cells — and/or orientation are stacked together, the resulting bilayer can exhibit a moiré pattern and form a moiré superlattice.