What makes the Tc of FeSe/SrTiO3 so high?<xref ref-type="fn" rid="cpb151885fn1">*</xref>

What makes the T_c of FeSe/SrTiO₃ so high?*

Lee Dung-Hai^a),^b)

A schematic illustration of a Ti (black) neighboring three in-plane oxygen (red) and an oxygen vacancy (gray). It transfers some charges hence establishes a weak bond with the Se atom (orange) above it.