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Freestanding GdBa2Cu3O7 (GdBCO) superconducting thin films were fabricated using a water-soluble Sr3Al2O6 (SAO) sacrificial layer in combination with thermal release tape. An amorphous Al2O3 capping layer was introduced to suppress crack…

Modulation-doped oxide two-dimensional electron gas (2DEG) formed at the LaMnO3 (LMO) buffered disorderd-LaAlO3/SrTiO3 (d-LAO/LMO/STO) heterointerface, provides new opportunities for electronics as well as quantum physics. Herein, we…

Materials Science · Physics 2017-04-05 Y. Z. Chen , Y. L. Gan , D. V. Christensen , Y. Zhang , N. Pryds

We report on the synthesis of high quality La$_{1/3}$Sr$_{2/3}$FeO$_3$ (LSFO) thin films using the pulsed laser deposition technique on both SrTiO$_3$ (STO) and LaAlO$_3$ (LAO) substrates (100)-oriented. From X-Ray diffraction (XRD)…

Materials Science · Physics 2009-11-07 W. Prellier , B. Mercey

Homogeneous highly epitaxial LaSrMnO3 (LSMO) thin films have been grown on Yttria-stabilized-Zirconia (YsZ) / CeO2 buffer layers on technological relevant 4" silicon wafers using a Twente Solid State Technology B.V. (TSST) developed large…

Epitaxial La doped BaSnO3 films were grown in an adsorption controlled regime by molecular beam epitaxy, where the excess volatile SnOx desorbs from the film surface. A film grown on a (001) DyScO3 substrate exhibited a mobility of 183 cm^2…

Understanding and manipulating properties emerging at a surface or an interface require a thorough knowledge of structure-property relationships. We report a study of a prototype oxide system, La2/3Sr1/3MnO3 grown on SrTiO3(001), by…

Strongly Correlated Electrons · Physics 2019-04-11 Lina Chen , Zhen Wang , Gaomin Wang , Hangwen Guo , Mohammad Saghayezhian , Zhaoliang Liao , Yimei Zhu , E. W. Plummer , Jiandi Zhang

The introduction of manganite buffer layers, La7/8Sr1/8MnO3 (LSMO) in particular, at the metallic interface between SrTiO3 (STO) and another band insulator suppresses the carrier density of the interfacial two-dimensional electron gas…

Materials Science · Physics 2017-10-24 Y. Z. Chen , M. Döbeli , E. Pomjakushina , Y. L. Gan , N. Pryds , T. Lippert

Most commercial high-temperature superconducting coated conductors based on ion beam assisted MgO deposited templates use $\mathrm{LaMnO_3}$ (LMO) films as the terminating buffer layer. In contrast, coated conductors based on inclined…

Superconductivity · Physics 2020-12-03 Oleksiy Troshyn , Christian Hoffmann , Veit Große , Jens Hänisch , Lucas Becker , Rudolf Gross

We fabricated high-mobility {\delta}-doped structures in SrTiO3 thin films in order to investigate the low temperature electronic transport properties of confined carriers in this system. An enhancement of the electron mobility above the…

Strongly Correlated Electrons · Physics 2012-11-14 Y. Kozuka , M. Kim , H. Ohta , Y. Hikita , C. Bell , H. Y. Hwang

Multiferroic BiFeO3 (BFO) / La0.7Sr0.3MnO3 heterostructured thin films were grown by pulsed laser deposition on polished spark plasma sintered LaAlO3 (LAO) polycrystalline substrates. Both polycrystalline LAO substrates and BFO films were…

Materials Science · Physics 2014-03-03 D. Pravarthana , M. Trassin , Jiun Haw Chu , M. Lacotte , A. David , R. Ramesh , P. A. Salvador , W. Prellier

We have investigated the structural and magnetic properties of BiFeO$_3$ (BFO) thin films grown over (100)-oriented Si substrates by rf magnetron sputtering in a new route under O$_2$ free low pressure Ar atmosphere. Single-phase BFO films…

Materials Science · Physics 2018-04-03 G. A. Gomez-Iriarte , C. Labre , L. A. S. de Oliveira , J. P. Sinnecker

We report the impact of capping layers on vanadate based transparent conductive oxides (TCOs) to prolong the thermal stability with a minimal loss of resistivity during heat treatment in ambient environment. In the present study, various…

Transparent oxide semiconductors (TOSs) based thin-film transistors (TFTs) that exhibit higher field effect mobility (uFE) are highly required toward the realization of next-generation displays. Among numerous types of TOS-TFTs, In2O3-based…

The presence of 2D electron gases at surfaces or interfaces in oxide thin films remains a hot topic in condensed matter physics. In particular, BaBiO3 appears as a very interesting system as it was theoretically proposed that its (001)…

Through a combination of thin film growth, hard X-ray photoelectron spectroscopy (HAXPES), scanning transmission electron microscopy/electron energy loss spectroscopy (STEM/EELS), magneto-transport measurements, and transport modeling, we…

Alkaline earth stannates have emerged as promising transparent conducting oxides due to their wide band gaps and high room-temperature electron mobilities. Among them, CaSnO$_3$ possesses the widest band gap, yet reported mobilities vary…

Materials Science · Physics 2025-09-10 Jiayi Gong , Chuanyu Zhang , Wenjie Hu , Jin-Jian Zhou

We demonstrate the possibility of growing textured La$_{2/3}$Sr$_{1/3}$MnO$_3$ (LSMO) thin films on silicon substrates with magneto-optical and optical properties comparable to high-quality epitaxial layers grown on bulk SrTiO$_3$ (STO).…

Interfaces between complex oxides constitute a unique playground for 2D electron systems (2DES), where superconductivity and magnetism can arise from combinations of bulk insulators. The 2DES at the LaAlO3/SrTiO3 interface is one of the…

Strongly Correlated Electrons · Physics 2017-11-23 Giordano Mattoni , David J. Baek , Nicola Manca , Nils Verhagen , Lena F. Kourkoutis , Alessio Filippetti , Andrea D. Caviglia

We reported here a high-performance In2O3/InZnO bilayer metal-oxide (BMO) thin-film transistor (TFT) using ultra-thin solution-processed ZrOx dielectric. A thin layer of In2O3 offers a higher carrier concentration, thereby maximizing the…

Materials Science · Physics 2014-05-27 F. K. Shan , A. Liu , G. X. Liu , Y. Meng , B. C. Shin , E. Fortunato , R. Martins

La1-xCaxMnO3 (x = 0.3; LCMO) films of different thickness were sputter-deposited on SrTiO3(100) (STO) single crystal substrates with and without YBa2Cu3O7-d (YBCO) as template layer. The electric and magnetic properties and the…

Materials Science · Physics 2007-05-23 Z. Q. Yang , R. Hendrikx , Y. Qin , H. W. Zandbergen , J. Aarts