%0 Journal Article %K Titanium dioxide %K Lanthanum compounds %K Domain walls %K Ferroelectric materials %K Calculations %K First-principles calculation %K Strontium titanates %K Electronic properties %K Heterojunctions %K Atomic level control %K Domain wall formation %K Electron accumulation %K Oxide heterostructures %K Surface chemicals %K Surface termination %K Tunneling measurement %K Aluminum compounds %A G Singh-Bhalla %A P.B Rossen %A G.K Pálsson %A M Mecklenburg %A T Orvis %A S Das %A Y.-L Tang %A J.S Suresha %A D Yi %A A Dasgupta %A D Doenning %A V.G Ruiz %A A.K Yadav %A M Trassin %A J.T Heron %A C.S Fadley %A R Pentcheva %A J Ravichandran %A Ramamoorthy Ramesh %B Physical Review Materials %D 2018 %G eng %I American Physical Society %R 10.1103/PhysRevMaterials.2.112001 %T Unexpected termination switching and polarity compensation in LaAlO 3 /SrTiO 3 heterostructures %V 2