Migdal-Eliashberg theory breaks down to polaron/bipolaron states before phonon softening at extreme densities, with variational upper bounds on coupling λ showing this occurs well before softening in 2D/3D systems.
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2 Pith papers cite this work. Polarity classification is still indexing.
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A waterless cAFM lithography method achieves nonvolatile reconfigurable control of nanoscale polaron-electron liquid transitions at the LaAlO3/SrTiO3 interface with 0.85 nm line resolution at mK temperatures.
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Breakdown of the Migdal-Eliashberg theory for electron-phonon systems. Role of polarons/bi-polarons
Migdal-Eliashberg theory breaks down to polaron/bipolaron states before phonon softening at extreme densities, with variational upper bounds on coupling λ showing this occurs well before softening in 2D/3D systems.
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Reconfigurable Oxide Nanoelectronics by Tip-induced Electron Delocalization
A waterless cAFM lithography method achieves nonvolatile reconfigurable control of nanoscale polaron-electron liquid transitions at the LaAlO3/SrTiO3 interface with 0.85 nm line resolution at mK temperatures.