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Related papers: Buried Moire supercells through SrTiO$_3$ nanolaye…

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Strongly-correlated transition-metal oxides are widely known for their various exotic phenomena. This is exemplified by rare-earth nickelates such as LaNiO$_{3}$, which possess intimate interconnections between their electronic, spin, and…

Novel electronic systems forming at oxide interfaces comprise a class of new materials with a wide array of potential applications. A high mobility electron system forms at the LaAlO$_3$/SrTiO$_3$ interface and, strikingly, both…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Lu Li , C. Richter , S. Paetel , T. Kopp , J. Mannhart , R. C. Ashoori

We investigate the structural, electronic, transport, and thermoelectric properties of LaNiO$_3$/SrTiO$_3(001)$ superlattices containing either exclusively $n$- or $p$-type interfaces or coupled interfaces of opposite polarity by using…

Materials Science · Physics 2017-03-03 Benjamin Geisler , Ariadna Blanca-Romero , Rossitza Pentcheva

Sliding ferroelectrics built from stacked nonpolar monolayers enable out-of-plane polarization and unconventional switching via interlayer sliding, yet the microscopic sliding dynamics remain unclear. Using machine-learning molecular…

Materials Science · Physics 2026-04-23 Jia-Wen Li , Sheng Meng , Xinghua Shi , Jin Zhang , Wei-Hai Fang

Epitaxial growth of thin-film heterostructures is generally considered the most successful procedure to obtain interfaces of excellent structural and electronic quality between three-dimensional materials. However, these interfaces can only…

Materials Science · Physics 2024-03-14 Hongguang Wang , Varun Harbola , Yu-Jung Wu , Peter A. van Aken , Jochen Mannhart

In oxide heterostructures, different materials are integrated into a single artificial crystal, resulting in a breaking of inversion-symmetry across the heterointerfaces. A notable example is the interface between polar and non-polar…

Charge transfer in oxide heterostructures can be tuned to promote emergent interfacial states, and accordingly, has been the subject of intense study in recent years. However, accessing the physics at these interfaces, which are often…

Strongly Correlated Electrons · Physics 2018-09-12 R. F. Need , P. B. Marshall , E. Weschke , A. J. Grutter , D. A. Gilbert , E. Arenholz , P. Shafer , S. Stemmer , S. D. Wilson

Interface effect in complex oxide thin film heterostructures lies at the vanguard of current research to design technologically relevant functionality and explore emergent physical phenomena. While most of the previous works focus on the…

Materials Science · Physics 2019-01-30 B. C. Behera , Subhadip Jana , Shwetha G. Bhat , G. Tripathy , P. S. Anil Kumar , D. Samal

Oxide heterostructures are of great interest both for fundamental and applicative reasons. In particular the two-dimensional electron gas at the LaAlO$_3$/SrTiO$_3$ or LaTiO$_3$/SrTiO$_3$ interfaces displays many different physical…

Mesoscale and Nanoscale Physics · Physics 2016-01-20 N. Scopigno , D. Bucheli , S. Caprara , J. Biscaras , N. Bergeal , J. Lesueur , M. Grilli

The crystalline structure, anisotropic magnetoresistance (AMR), and magnetization of La0.7Sr0.3MnO3/SrTiO3 (LSMO/STO) superlattices grown by an rf sputtering system are systematically analyzed to study the spin polarization of manganite at…

Strongly Correlated Electrons · Physics 2015-06-25 L. M. Wang

Emergent phases in the two-dimensional electron gas (2DEG) formed at the interface between two insulating oxides have attracted great attention in the past decade. We present ab-initio electronic structure calculations for the interface…

Materials Science · Physics 2015-12-24 Hrishit Banerjee , Sumilan Banerjee , Mohit Randeria , Tanusri Saha-Dasgupta

Understanding the nature of electrical conductivity, superconductivity and magnetism between layers of oxides is of immense importance for the design of electronic devices employing oxide heterostructures. We demonstrate that resonant…

The Mott-insulating distorted perovskite SmTiO$_3$, doped with a single SrO layer in a quantum-well architecture is studied by the combination of density functional theory with dynamical mean-field theory. A rich correlated electronic…

Strongly Correlated Electrons · Physics 2017-05-10 Frank Lechermann

Perovskite oxides exhibit a plethora of exceptional electronic properties, providing the basis for novel concepts of oxide-electronic devices. The interest in these materials is even extended by the remarkable characteristics of their…

In all archetypical reported (001)-oriented perovskite heterostructures, it has been deduced that the preferential occupation of two-dimensional electron gases is in-plane $d_\textrm{xy}$ state. In sharp contrast to this, the investigated…

Possible ferromagnetism induced in otherwise non-magnetic materials has been motivating intense research in complex oxide heterostructures. Here we show that a confined magnetism is realized at the interface between SrTiO3 and two…

Low dimensionality, broken symmetry and easily-modulated carrier concentrations provoke novel electronic phase emergence at oxide interfaces. However, the spatial extent of such reconstructions - i.e. the interfacial "depth" - remains…

Strongly Correlated Electrons · Physics 2014-06-23 A. P. Petrović , A. Paré , T. R. Paudel , K. Lee , S. Holmes , C. H. W. Barnes , A. David , T. Wu , E. Y. Tsymbal , C. Panagopoulos

Recently, it was established that a two-dimensional electron system can arise at the interface between two oxide insulators LaAlO3 and SrTiO3. This paradigmatic example exhibits metallic behaviour and magnetic properties between…

Strongly Correlated Electrons · Physics 2016-11-28 I. I. Piyanzina , Yu. V. Lysogorskiy , I. I. Varlamova , A. G. Kiiamov , T. Kopp , V. Eyert , O. V. Nedopekin , D. A. Tayurskii

Interfaces govern the unique mechanical response of amorphous multilayers. Here, we examine nanoindentation hardness and deformation behaviour of amorphous-amorphous Ta$_2$O$_5$/SiO$_2$ nanolaminates with bilayer thicknesses ranging from 2…

Topological magnetic lattices offer a fertile ground for exploring fundamental physics and developing novel spintronic devices. However, current research is predominantly confined to single-Q topologies hosting uniform type of…

Materials Science · Physics 2026-02-10 Xiudong Wang , Zhonglin He , Kaiying Dou , Ying Dai , Baibiao Huang , Yandong Ma