English
Related papers

Related papers: Tuning ferromagnetism at interfaces between insula…

200 papers

SrTiO$_3$-based conducting interfaces, which exhibit coexistence of gate-tunable 2D superconductivity and strong Rashba spin-orbit coupling (RSOC), are candidates to host topological superconductive phases. Yet, superconductivity is usually…

Magnetotransport and superconducting properties are investigated for uniformly La-doped SrTiO3 films and GdTiO3/SrTiO3 heterostructures, respectively. GdTiO3/SrTiO3 interfaces exhibit a high-density two-dimensional electron gas on the…

A combination of spectroscopic probes was used to develop a detailed experimental description of the transport and magnetic properties of superlattices composed of the paramagnetic metal CaRuO$_3$ and the antiferromagnetic insulator…

Strongly Correlated Electrons · Physics 2015-05-13 J. W. Freeland , J. Chakhalian , A. V. Boris , J. -M. Tonnerre , J. J. Kavich , P. Yordanov , S. Grenier , P. Popovich , H. N. Lee , B. Keimer

The mechanism responsible for the extraordinary interface conductivity of LaAlO$_{3}$ on SrTiO$_{3}$ and its insulator-metal transition remains controversial. Here, using density functional theory calculations, we establish a comprehensive…

Strongly Correlated Electrons · Physics 2015-07-21 Jun Zhou , Teguh Citra Asmara , Ming Yang , George A. Sawatzky , Yuan Ping Feng , Andrivo Rusydi

The question of stability against diffusional mixing at the prototypical LaAlO3/SrTiO3(001) interface is explored using a multi-faceted experimental and theoretical approach. We combine analytical methods with a range of sensitivities to…

The observation of magnetic interaction at the interface between nonmagnetic oxides has attracted much attention in recent years. In this report, we show that the Kondo-like scattering at the SrTiO3-based conducting interface is enhanced by…

Strongly Correlated Electrons · Physics 2016-05-16 K. Han , N. Palina , S. W. Zeng , Z. Huang , C. J. Li , W. X. Zhou , D-Y. Wan , L. C. Zhang , X. Chi , R. Guo , J. S. Chen , T. Venkatesan , A. Rusydi , Ariando

Rich functionalities of transition-metal oxides and their interfaces bear an enormous technological potential. Its realization in practical devices requires, however, a significant improvement of yet relatively low electron mobility in…

A wealth of intriguing properties emerge in the seemingly simple system composed of the band insulators LaAlO3 and SrTiO3 such as a two-dimensional electron gas, superconductivity and magnetism. In this paper we review the current insight…

Materials Science · Physics 2013-08-05 R. Pentcheva , R. Arras , K. Otte , V. G. Ruiz , W. E. Pickett

The ability to control materials properties through interface engineering is demonstrated by the appearance of conductivity at the interface of certain insulators, most famously the {001} interface of the band insulators LaAlO$_{3}$ and…

A complete solid solution series between the t2g^4 perovskite ferromagnet SrRuO3 and the diamagnetic t2g^6 perovskite LaRhO3 has been prepared. The evolution with composition x in (SrRuO3)(1-x)(LaRhO3)(x) of the crystal structure and…

Materials Science · Physics 2012-10-03 Phillip T. Barton , Ram Seshadri , Matthew J. Rosseinsky

The 2-dimensional electron system at the interface between LaAlO$_{3}$ and SrTiO$_{3}$ has several unique properties that can be tuned by an externally applied gate voltage. In this work, we show that this gate-tunability extends to the…

Strongly Correlated Electrons · Physics 2017-03-15 A. E. M. Smink , J. C. de Boer , M. P. Stehno , A. Brinkman , W. G. van der Wiel , H. Hilgenkamp

The emergence of ferro- and ferrimagnetic behavior in insulating materials is uncommon, largely due to Hund's rules. Utilizing symmetry analysis, first-principles methods, and classical Monte Carlo simulations, \textcolor{black}{we report…

We explore manganite interface magnetism in epitaxially grown La0.7Sr0.3MnO3(LSMO)/SrTiO3 ultrathin superlattices (SL) along (110) orientation. we show that robust ferromagnetism persists down to four monolayers LSMO(MLs) (~1.1 nm in…

Materials Science · Physics 2015-05-13 J. X. Ma , X. F. Liu , T. Lin , G. Y. Gao , J. P. Zhang , W. B. Wu , X. G. Li , Jing Shi

At the interface between complex insulating oxides, novel phases with interesting properties may occur, such as the metallic state reported in the LaAlO3/SrTiO3 system. While this state has been predicted and reported to be confined at the…

The discovery that the interface between two band gap insulators LaAlO3 and SrTiO3 is highly conducting has raised an enormous interest in the field of oxide electronics. The LAlO3/SrTiO3 interface can be tuned using an electric field and…

We shed light on the interplay between structure and many-body effects relevant for itinerant ferromagnetism in LaAlO$_3$/SrTiO$_3$ heterostructures. The realistic correlated electronic structure is studied by means of the (spin-polarized)…

Materials Science · Physics 2014-08-27 Frank Lechermann , Lewin Boehnke , Daniel Grieger , Christoph Piefke

Titanates with the perovskite structure, including ferroelectrics (e.g., BaTiO$_3$) and ferromagnetic ones (e.g., YTiO$_3$), are important functional materials. Recent theoretical studies predicted multiferroic states in strained EuTiO$_3$…

Materials Science · Physics 2015-12-14 Ming An , Huimin Zhang , Yakui Weng , Yang Zhang , Shuai Dong

The authors report on the interplay between magnetically ordered phases with temperature and magnetic field across compressively strained interfaces of thin La0.67Sr0.33MnO3 films on LaAlO3 substrates. From the temperature dependence of the…

Applied Physics · Physics 2019-03-04 Arjan A. Burema , Job J. L. van Rijn , Tamalika Banerjee

Superconductivity has been one of the most fascinating quantum states of matter for over several decades. Among the superconducting materials, LaAlO3/SrTiO3 interface is of particularly interest since superconductivity exists between two…

Superconductivity · Physics 2020-11-11 Yang Ma , Jiasen Niu , Wenyu Xing , Yunyan Yao , Ranran Cai , Jirong Sun , X. C. Xie , Xi Lin , Wei Han

Magnetotransport measurements of charge carriers at the interface of a LaAlO3/SrTiO3 heterostructure with 26 unit cells of LaAlO3 show Hall resistance and magnetoresistance which at low and high temperatures is described by a single channel…

Materials Science · Physics 2015-03-31 V. K. Guduru , A. McCollam , A. Jost , S. Wenderich , H. Hilgenkamp , J. C. Maan , A. Brinkman , U. Zeitler
‹ Prev 1 3 4 5 6 7 10 Next ›