Results 31 to 40 of about 21,055 (268)

Spintronics with multiferroics

open access: yesJournal of Physics: Condensed Matter, 2008
In this paper, we review the recent research on the functionalization of multiferroics for spintronics applications. We focus more particularly on antiferromagnetic and ferroelectric BiFeO3 and its integration in several types of architectures.
Bea, H.   +3 more
openaire   +2 more sources

Thermomechanics of multiferroics

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2019
Generally understood ferroic media have been investigated by many authors. The majority of them have dealt with the electromagnetic nature of the domain structure of crystalline or amorphous solids.
Bogdan T. Maruszewski
doaj   +1 more source

Site-specific spectroscopic measurement of spin and charge in (LuFeO3) m /(LuFe2O4)1 multiferroic superlattices

open access: yesNature Communications, 2020
Understanding the inner workings of complex magnetoelectric multiferroics remains a challenge, as macroscopic techniques characterize average responses rather than the role of individual iron centers.
Shiyu Fan   +12 more
doaj   +1 more source

Proton-transfer Ferroelectricity / Multiferroicity in Rutile Oxyhydroxides

open access: yes, 2018
Oxyhydroxide minerals like FeOOH have been a research focus in geology for studying the Earth interior, and also in chemistry for studying oxygen electrocatalysis activity.
Dong, Shuai   +5 more
core   +1 more source

Emergent Surface Multiferroicity

open access: yesPhysical Review Letters
We show that the surface of a centrosymmetric, collinear, compensated antiferromagnet, which hosts bulk ferroically ordered magnetic octupoles, exhibits a linear magnetoelectric effect, a net magnetization, and a net electric dipole moment. Thus, the surface satisfies all the conditions of a multiferroic, in striking contrast to the bulk, which is ...
Sayantika Bhowal   +3 more
openaire   +3 more sources

Terahertz and infrared spectroscopic evidence of phonon-paramagnon coupling in hexagonal piezomagnetic YMnO3 [PDF]

open access: yes, 2011
Terahertz and far-infrared electric and magnetic responses of hexagonal piezomagnetic YMnO3 single crystals are investigated. Antiferromagnetic resonance is observed in the spectra of magnetic permeability mu_a [H(omega) oriented within the hexagonal ...
C. Kadlec   +13 more
core   +2 more sources

Magnetoelectric gradient structures: Properties and applications

open access: yesJournal of Advanced Dielectrics, 2022
This paper is devoted to a comprehensive study on a new type of microwave structures named magnetoelectric (ME) gradient structures. These structures are studied in this paper to understand the possibilities and application principles in feasible devices.
A. O. Nikitin   +4 more
doaj   +1 more source

Multiferroics

open access: yesNature Materials, 2007
Magnetism and ferroelectricity are essential to many forms of current technology, and the quest for multiferroic materials, where these two phenomena are intimately coupled, is of great technological and fundamental importance. Ferroelectricity and magnetism tend to be mutually exclusive and interact weakly with each other when they coexist.
Cheong, Sang-Wook, Mostovoy, Maxim
openaire   +1 more source

Coupled Spin-Phonon Excitations in Helical Multiferroics

open access: yes, 2010
Both the Dzyaloshiskii-Moriya interaction and the exchange-striction are shown to affect dynamically the magnetoelectric excitations in the perovskite multiferroic RMnO3.
Capogna   +15 more
core   +1 more source

Nanocomposites based on opal matrices with crystalline multiferroics of ferrothorite type [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2012
Optical, magnetic and dielectric properties, composition and structure of nanocomposites samples based on lattice packing SiO2 nanospheres (opal matrices) with included clusters of crystalline phase of multiferroics of ferrothorite type in interspherical
Samoylovich M. I.   +7 more
doaj   +2 more sources

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