Asymmetrical two-dimensional electron gas in superlattices consisting of insulating GdTiO3 and BaTiO3
Tài liệu tham khảo
Ohtomo, 2004, A high-mobility electron gas at the LaAlO3/SrTiO3 heterointerface, Nature, 427, 423, 10.1038/nature02308
Thiel, 2006, Tunable quasi-two-dimensional electron gases in oxide heterostructures, Science, 313, 1942, 10.1126/science.1131091
Brinkman, 2007, Magnetic effects at the interface between non-magnetic oxides, Nat. Mater., 6, 493, 10.1038/nmat1931
Reynen, 2007, Superconducting interfaces between insulating oxides, Science, 317, 1196, 10.1126/science.1146006
2016
Bjaalie, 2015, Determination of the Mott-Hubbard gap in GdTiO3, Phys. Rev. B, 92, 085111, 10.1103/PhysRevB.92.085111
Komarek, 2007, Magnetoelastic coupling in RTiO3 (R=La, Nd, Sm, Gd, Y) investigated with diffraction techniques and thermal expansion measurements, Phys. Rev. B, 75, 224402, 10.1103/PhysRevB.75.224402
Zhou, 2005, Localized or itinerant TiO3 electrons in RTiO3 perovskites, J. Phys.: Condens. Matter, 17, 7395
Turner, 1980, Ferrimagnetism in the rare earth titanium (lll) oxides, RTiO3; R=Gd, Tb, Dy, Ho, Er, Tm, J. Solid State Chem., 34, 207, 10.1016/0022-4596(80)90223-6
Moetakef, 2015, Metal-insulator transitions in epitaxial Gd1−xSrxTiO3 thin films grown using hybrid molecular beam epitaxy, Thin Solid Films, 583, 129, 10.1016/j.tsf.2015.03.065
Yang, 2014, Strain driven sequential magnetic transitions in strained GdTiO3 on compressive substrates: a first-principles study, J. Phys.: Condens. Matter, 26, 476001
Seo, 2007, Optical study of the free-carrier response of LaTiO3/SrTiO3 superlattices, Phys. Rev. Lett, 99, 266801, 10.1103/PhysRevLett.99.266801
Kim, 2010, Nonlinear hall effect and multichannel conduction in LaTiO3/SrTiO3 superlattices, Phys. Rev. B, 82, 201407(R), 10.1103/PhysRevB.82.201407
Moetakef, 2011, Electrostatic carrier doping of GdTiO3/SrTiO3 interfaces, Appl. Phys. Lett, 99, 232116, 10.1063/1.3669402
Nemsak, 2016, Energetic, spatial, and momentum character of the electronic structure at a buried interface: the two-dimensional electron gas between two metal oxides, Phys. Rev. B, 93, 245103, 10.1103/PhysRevB.93.245103
Ishida, 2008, Origin of metallicity of LaTiO3/SrTiO3 heterostructures, Phys. Rev. B, 77, 115350, 10.1103/PhysRevB.77.115350
Cooper, 2012, Enhanced carrier mobilities in two-dimensional electron gases at III-III/i-v oxide heterostructures interfaces, Phys. Rev. B, 85, 235109, 10.1103/PhysRevB.85.235109
You, 2013, Critical thickness for the two-dimensional electron gas in LaTiO3/SrTiO3 heterostructures, Phys. Rev. B, 88, 155111, 10.1103/PhysRevB.88.155111
Boucherit, 2013, Extreme charge density SrTiO3/GdTiO3 heterostructure field effect transistors, Appl. Phys. Lett, 102, 242909, 10.1063/1.4811273
Boucherit, 2014, Modulation of over 1014 cm−2 electrons in SrTiO3/GdTiO3 heterostructure, Appl. Phys. Lett, 104, 182904, 10.1063/1.4875796
Lines, 1977
Wemple, 1970, Polarization fluctuations the optical absorption edge in BaTiO3, Phys. Rev B, 2, 2679, 10.1103/PhysRevB.2.2679
Roman, 2017, BaTiO3 thin films on platinized silicon: growth, characterization and resistive memory behavior, Thin Solid Films, 628, 208, 10.1016/j.tsf.2017.03.038
Hohenberg, 1964, Inhomogeneous electron gas, Phys. Rev. B, 136, B864, 10.1103/PhysRev.136.B864
Kohn, 1965, Self-consistent equations including exchange and correlation effects, Phys. Rev. A, 140, A1133, 10.1103/PhysRev.140.A1133
Kresse, 1999, From ultrasoft pseudopotentials to the projector augmented-wave method, Phys. Rev. B, 59, 1758, 10.1103/PhysRevB.59.1758
Blochl, 1994, Projector augmented-wave method, Phys. Rev. B, 50, 17953, 10.1103/PhysRevB.50.17953
Perdew, 1996, Generalized gradient approximation made simple, Phys. Rev. Lett., 77, 3865, 10.1103/PhysRevLett.77.3865
Okamoto, 2006, Lattice relaxation in oxide heterostructures: LaTiO3/SrTiO3 superlattices, Phys. Rev. Lett, 97, 056802, 10.1103/PhysRevLett.97.056802
Abdelouahed, 2007, Electronic structure and x-ray magnetic circular dichroism of gadolinium beyond the local spin density approximation, Phys. Rev. B, 75, 094428, 10.1103/PhysRevB.75.094428
Aoyagi, 2002, Composite structure of BaTiO3 nanoparticle investigated by SR X-ray diffraction, J. Phys. Soc. Jpn., 71, 1218, 10.1143/JPSJ.71.1218
Maclean, 1979, Crystal structures and crystal chemistry of the RETiO3 perovskites: RE = La, Nd, Sm, Gd, Y,, J. Solid State Chem., 30, 35, 10.1016/0022-4596(79)90127-0
Bjaalie, 2016, Point defects, impurities, and small hole polarons in GdTiO3, Phys. Rev. B, 93, 115316, 10.1103/PhysRevB.93.115316
Itoh, 1997, NMR study of microscopic magnetic properties of mott-hubbard insulators RTiO3 (R = Y and La), Physica B, 19, 237
Itoh, 1999, Orbital ordering and local magnetic properties of mott-hubbard insulators YTiO3 and LaTiO3: NMR study, J. Phys. Soc. Jpn., 68, 2783, 10.1143/JPSJ.68.2783
Ichikawa, 2000, Direct observation of orbital ordering in YTiO3, Physica B, 281, 482, 10.1016/S0921-4526(99)00950-3
Nakao, 2002, Quantitative determination of the atomic scattering tensor in orbitally ordered YTiO3 by using a resonant X-ray scattering technique, Phys. Rev. B, 66, 184419, 10.1103/PhysRevB.66.184419
Mochizuki, 2004, Orbital physics in the perovskite Ti oxides, New J. Phys., 6, 154, 10.1088/1367-2630/6/1/154
Mochizuki, 2001, Magnetic and orbital states and their phase transition of the perovskite-type Ti oxides: Strong coupling approach, J. Phys. Soc. Jpn., 70, 1777, 10.1143/JPSJ.70.1777