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Al-doped ZnO thin films were deposited using reactive high power impulse magnetron sputtering at substrate temperatures between room temperature and 600 $\bullet$ C. Two sample series with different oxygen partial pressures were studied.…

Materials Science · Physics 2025-03-03 Martin Mickan , Ulf Helmersson , David Horwat

Electrical transport properties of RNiO3 (R= Pr, Nd, Sm) thin films grown by pulse laser deposition have been studied. RNiO3 films grow in (100) direction on LaAlO3 (100) substrate. Unlike in polycrystalline solid, PrNiO3 film showed…

Materials Science · Physics 2007-05-23 A. Venimadhav , I. Chaitanyalakshmi , M. S. Hegde

Polycrystalline thin films of double layer manganite La_1.4Ca_1.6Mn_2O_7 (DLCMO) have been deposited by nebulized spray pyrolysis on single crystal LaAlO_3 substrates. These single phase films having grain size in the range 70-100 nm…

Materials Science · Physics 2009-11-11 P. K. Siwach , H. K. Singh , O. N. Srivastava

With pulsed laser deposition we have grown c-axis oriented thin films of the nominal composition LaMnO$_{3}$ (LMO) on LSAT(001) substrates. We find that, depending on the oxygen background pressure during growth, the LMO films contain…

We report the growth of thin films of Sr1-xCaxRuO3 on SrTiO3 and MgO substrates by metalorganic aerosol deposition. The structure and microstructure is characterized by X-ray diffraction and room-temperature scanning tunnelling microscopy…

Strongly Correlated Electrons · Physics 2010-03-03 M. Schneider , V. Moshnyaga , P. Gegenwart

The strain effect from a substrate is an important experimental route to control electronic and magnetic properties in transition-metal oxide (TMO) thin films. Using hard x-ray photoemission spectroscopy, we investigate the strain…

Strongly Correlated Electrons · Physics 2021-04-27 K. Yamagami , K. Ikeda , A. Hariki , Y. Zhang , A. Yasui , Y. Takagi , Y. Hotta , T. Katase , T. Kamiya , H. Wadati

Epitaxially strained LaCoO3 (LCO) thin films were grown with different film thickness, t, on (001) oriented (LaAlO3)0.3(SrAl0.5Ta0.5O3)0.7 (LSAT) substrates. After initial pseudomorphic growth the films start to relieve their strain partly…

Strongly Correlated Electrons · Physics 2009-01-26 D. Fuchs , L. Dieterle , E. Arac , R. Eder , P. Adelmann , V. Eyert , T. Kopp , R. Schneider , D. Gerthsen , H. v. Loehneysen

The Channel-Spark method was used for deposition of highly oriented ferromagnetic La0.7Sr0.3MnO3 films on NdGaO3 substrates. It was found that additional oxygen decreases the film quality suppressing the Curie temperature and…

Strongly Correlated Electrons · Physics 2015-06-25 V. A. Dediu , J. Lpez , F. C. Matacotta , P. Nozar , G. Ruani , R. Zamboni , C. Taliani

Thin-film colossal magnetoresistance manganites such as La$_{0.67}$Ca$_{0.33}$MnO$_{3}$ (LCMO) have now been intensely studied for more than a decade, but the issue of possible nanoscale electronic phase separation is not fully solved.…

Strongly Correlated Electrons · Physics 2009-02-05 S. Kelly , F. Galli , I. Komissarov , J. Aarts

EuTiO3 (ETO) is a well-known complex oxide mainly investigated for its magnetic properties and its incipient ferro-electricity. In this work, we demonstrate the realization of suspended micro-mechanical structures, such as cantilevers and…

NbO2 is a potential material for nanometric memristor devices, both in the amorphous and the crystalline form. We fabricated NbO2 thin films using RF-magnetron sputtering from a stoichiometric target. The as-deposited films were amorphous…

Materials Science · Physics 2019-10-08 Ali Fakih , Johan Biscaras , Abhay Shukla

We have investigated how the recently-developed water-leaching method for atomically-flat SrTiO3 (STO) substrates affects the transport properties of LaAlO3 (LAO) and STO heterointerfaces. Using pulsed laser deposition at identical growth…

Materials Science · Physics 2016-04-04 J. G. Connell , J. Nichols , J. H. Gruenewald , D. -W. Kim , S. S. A. Seo

STM based magnetotransport measurements of epitaxial La$_{0.7}$Sr$_{0.3}$MnO$_3$ 32 nm thick films with and without an internal LaMnO$_3$ layer (0-8 nm thick) grown on Nb doped SrTiO$_3$ are presented. The measurements reveal two types of…

Mesoscale and Nanoscale Physics · Physics 2015-06-22 Asmund Monsen , Jos E. Boschker , Per Nordblad , Roland Mathieu , Thomas Tybell , Erik Wahlström

Several SrTiO3 (STO) thin films without electrodes processed by pulsed laser deposition, of thicknesses down to 40 nm, were studied using infrared transmission and reflection spectroscopy. The complex dielectric responses of polar phonon…

Materials Science · Physics 2009-04-29 D. Nuzhnyy , J. Petzelt , S. Kamba , T. Yamada , M. Tyunina , A. K. Tagantsev , J. Levoska , N. Setter

Misfit strain delivered from single-crystal substrates typically modifies the ground states of transition metal oxides, generating increasing interests in designing modern transducers and sensors. Here, we demonstrate that magnetotransport…

The V2O3 phase diagram contains two insulating phases and one metallic phase with different lattice structures. The stability of these phases is very sensitive to pressure, offering a mechanism to tune phase transitions by inducing strain…

Materials Science · Physics 2025-10-06 Reetendra Singh , Abhishek Rakshit , Galit Atiya , Michael Kalina , Yaron Kauffmann , Yoav Kalcheim

We have investigated the magnetodynamic properties of $\text{La}_{0.7}\text{Sr}_{0.3}\text{MnO}_3$ (LSMO) films of thickness 10, 15 and 30 nm grown on (111)-oriented SrTi$\text{O}_3$ (STO) substrates by pulsed laser deposition.…

Mesoscale and Nanoscale Physics · Physics 2016-08-11 Vegard Flovik , Ferran Macià , Sergi Lendínez , Joan Manel Hernàndez , Ingrid Hallsteinsen , Thomas Tybell , Erik Wahlström

YBCO films were successfully prepared on biaxially textured Ag{110}<211> substrates by using pulsed laser deposition. X-ray diffraction results showed that the degree of preferential orientation of Ag{110}<211> substrates varied with…

Materials Science · Physics 2009-10-31 Rongping Wang , Yueliang Zhou , Shaohua Pan , Meng He , Zhenghao Chen , Guozhen Yang

Using spectroscopic ellipsometry, we studied the optical conductivity of LaCoO$_3$ with various degrees of strain. The optical response of the compressively strained \lco\ film is qualitatively similar to the one of the unstrained LaCoO$_3$…

Strongly Correlated Electrons · Physics 2025-03-13 F. Abadizaman , M. Kiaba , A. Dubroka

A variety of novel phenomena and functionalities emerge from lowering the dimensionality of materials and enriching the degrees of freedom in modulation. In this work, it is found that the saturation magnetization of LaMnO3 (LMO) films is…