English
Related papers

Related papers: Processing and Characterization of Multiferroic Bi…

200 papers

Possible existence of topologically protected surface in samarium hexaboride has created a strong need for investigations allowing to distinguish between properties coming from the surface states and those originating in the (remaining)…

Superlattices composed of ferromagnetic Pr0.85Ca0.15MnO3 and ferroelectric Ba0.6Sr0.4TiO3 layers were fabricated on (100) SrTiO3 substrates by a pulsed-laser deposition method. The capacitance and resistive parts of the samples were…

Materials Science · Physics 2009-11-10 P. Murugavel , D. Saurel , W. Prellier , Ch. Simon , B. Raveau

We have directly imaged reversible electrical switching of the cycloidal rotation direction (magnetic polarity) in a (111)-BiFeO3 epitaxial-film device at room temperature by non-resonant x-ray magnetic scattering. Consistent with previous…

Strongly Correlated Electrons · Physics 2017-07-06 N. Waterfield Price , R. D. Johnson , W. Saenrang , A. Bombardi , F. P. Chmiel , C. B. Eom , P. G. Radaelli

Multiferroic particulate composites $(1-x)$ Ba$_{0.95}$Ca$_{0.05}$Ti$_{0.89}$Sn$_{0.11}$O$_3$-$(x)$CoFe$_2$O$_4$ with ($x$ = 0.1, 0.2, 0.3, 0.4 and 0.5) have been prepared by mechanical mixing of the calcined and milled individual ferroic…

Low-dimensional (LD) transition metal dichalcogenides (TMDs) in the form of nanoflakes, which consist of one or several layers, are the subject of intensive fundamental and applied research. Due to the size-induced transition from a bulk to…

We investigate the temperature dependence of the resistivity and magnetoresistance of a polycrystalline $Sr_2CoMoO_{6-\delta}$ film deposited on (100)-$SrTiO_3$ substrate prepared by the pulsed laser deposition method. X-ray diffraction,…

Materials Science · Physics 2007-05-23 C. L. Yuan , Z. Y. Zeng , Y. Zhu , P. P. Ong , Z. X. Shen , C. K. Ong

Multiferroic BiFeO3 epitaxial films with thickness ranging from 40 nm to 960 nm were grown by pulsed laser deposition on SrTiO3 (001) substrates with SrRuO3 bottom electrodes. X-ray characterization shows that the structure evolves from…

Materials Science · Physics 2009-11-13 Dae Ho Kim , Ho Nyung Lee , Michael D. Biegalski , Hans M. Christen

Structural, electrical and magnetic properties of Bi0.9-xLa0.1ErxFeO3 (BLEFOx) (x = 0.05, 0.07, 0.1) polycrystalline ceramics prepared by solid solution route were studied. A phase transition from rhombohedral phase to monoclinic phase was…

Materials Science · Physics 2008-05-29 Pragya Pandit , S. Satapathy , Poorva Sharma , P. K. Gupta , S. M. Yusuf

In this work we elaborated and characterized nanocomposite thin films using a preselected multiferroic matrix Bi$_{0.9}$Gd$_{0.1}$Fe$_{0.9}$Mn$_{0.1}$O$_3$ (BGFMO) in the aim to enhance their basic ferroelectric and magnetic properties. The…

The preparation in thin film form of the known icosahedral phase in Ti-Ni-Zr bulk alloys has been investigated as a function of substrate temperature. Films were deposited by Pulsed Laser Deposition on sapphire substrates at temperatures…

Materials Science · Physics 2020-10-01 Valerie Brien , A. Dauscher , P. Weisbecker , F. Machizaud

We explore the phase coherence of thin films of the topological insulator material Bi2Se2Te grown through pulsed laser deposition (PLD) technique. The films were characterised using various techniques for phase and composition. The films…

Mesoscale and Nanoscale Physics · Physics 2014-11-18 Radha Krishna Gopal , Sourabh Singh , Ramesh Chandra , Chiranjib Mitra

Dielectric capacitors are essential for energy storage systems due to their high-power density and fast operation speed. However, optimizing energy storage density with concurrent thermal stability remains a substantial challenge. Here, we…

Two-dimensional (2D) multiferroics are key candidate materials towards advancement of smart technology. Here, we employed a simple synthesis approach to address the long-awaited dream of developing ferroelectric and multiferroic 2D…

Materials Science · Physics 2022-07-05 Rabia Tahir , Syedah Afsheen Zahra , Usman Naeem , Syed Rizwan

LaTiO$_{3+\delta/2}$, NdTiO$_{3+\delta/2}$, and Nd$_{1-x}$Sr$_{x}$TiO$_{3+\delta/2}$ thin films have been epitaxially grown on (100)SrTiO$_{3}$ and (100)LaAlO$_{3}$ single crystal substrates by using the pulsed laser deposition technique.…

Strongly Correlated Electrons · Physics 2007-05-23 J. Li , F. B. Wang , P. Wang , M. J. Zhang , H. Y. Tian , D. N. Zheng

Proximity to phase transitions (PTs) is frequently responsible for the largest dielectric susceptibilities in ferroelectrics. The impracticality of using temperature as a control parameter to reach those large responses has motivated the…

The combination of antiferroelectricity (AFE) and ferromagnetism (FM) in one structure would allow the development of new type of multiferroic candidates, which be applicable not only in magnetoelectric memories but also in novel energy…

Materials Science · Physics 2022-10-05 Cong-Cong Duan , Guo-Long Tan

Cu2Ta4O12 (CTaO) thin films were successfully deposited on Si(100) substrates by pulsed-laser deposition technique. The crystalline structure and the surface morphology of the CTaO thin films were strongly affected by substrate temperature,…

Materials Science · Physics 2007-05-23 A. Heinrich , B. Renner , R. Lux , S. G. Ebbinghaus , A. Reller , B. Stritzker

The Poly(vinylidene fluoride)/CaCu3Ti4O12 (CCTO) nanocrystal composite films (85nm) with relatively high dielectric permittivity (90 at 100Hz) were prepared by the solution casting followed by spin coating technique. The structural, the…

Materials Science · Physics 2013-01-18 P. Thomas , S. Satapathy , K. Dwarakanath , K. B. R. Varma

Given the paucity of single phase multiferroic materials (with large ferromagnetic moment), composite systems seem an attractive solution in the quest to realize magnetoelectric cou-pling between ferromagnetic and ferroelectric order…

Mesoscale and Nanoscale Physics · Physics 2014-09-15 P. Jain , Q. Wang , M. Roldan , A. Glavic , V. Lauter , C. Urban , Z. Bi , T. Ahmed , J. Zhu , M. Varela , Q. Jia , M. R. Fitzsimmons

BaMF4 (M=Fe, Co, Ni and Mn) family are typical multiferroic materials, having antiferromagnetism at around liquid nitrogen temperature. In this work, polycrystalline BaFeF4 has been prepared by solid state reaction. The slight deficiency of…