Artificial atoms in a gapped 2D vacuum exhibit s and p orbitals plus novel quasi-1D localized states with no real-atom counterparts.
org/prx/supplemental/10.1103/PhysRevX.9.011009
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STM-built artificial lattices are shown to host engineered p-like bands in four-fold and three-fold geometries, with anisotropy lifting px-py degeneracy, corroborated by muffin-tin and tight-binding calculations.
citing papers explorer
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Orbitals of Artificial Atoms in a Gapped Two-Dimensional Vacuum
Artificial atoms in a gapped 2D vacuum exhibit s and p orbitals plus novel quasi-1D localized states with no real-atom counterparts.
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p-band engineering in artificial electronic lattices
STM-built artificial lattices are shown to host engineered p-like bands in four-fold and three-fold geometries, with anisotropy lifting px-py degeneracy, corroborated by muffin-tin and tight-binding calculations.