Results 11 to 20 of about 18,832,580 (328)

Correlation between particle size/domain structure and magnetic properties of highly crystalline Fe3O4 nanoparticles

open access: yesScientific Reports, 2017
Highly crystalline single-domain magnetite Fe3O4 nanoparticles (NPs) are important, not only for fundamental understanding of magnetic behaviour, but also for their considerable potential applications in biomedicine and industry.
Qing Li   +5 more
semanticscholar   +2 more sources

Laser-Induced Magnetization Dynamics in Si-Doped Yttrium-Iron Garnet Film

open access: yesCondensed Matter, 2022
We experimentally demonstrate that the excitation of a silicon-doped yttrium-iron garnet film by femtosecond laser pulses triggers a magnetization precession with an amplitude determined by the external magnetization direction.
Mikhail Gaponov   +3 more
doaj   +1 more source

Structural domains in RNAi [PDF]

open access: yesFEBS Letters, 2005
Structural and biochemical studies have begun to elucidate the pathway of RNA silencing that leads to the formation of the RISC complex. The outstanding feature of this pathway is the precise recognition and processing of double‐stranded RNA. We present a review of recent structures that illustrate the molecular mechanisms contributing to these two ...
Collins, Robert E., Cheng, Xiaodong
openaire   +2 more sources

Structure Prediction of Domain Insertion Proteins from Structures of Individual Domains [PDF]

open access: yesStructure, 2008
Multidomain proteins continue to be a major challenge in protein structure prediction. Here we present a Monte Carlo (MC) algorithm, implemented within Rosetta, to predict the structure of proteins in which one domain is inserted into another. Three MC moves combine rigid-body and loop movements to search the constrained conformation by structure ...
Berrondo, Monica   +2 more
openaire   +2 more sources

Low Frequency Giant Magneto-Impedance Effect of Co-Rich Ribbons Induced by Joule Annealing Treatment

open access: yesMetals, 2022
The giant magneto-impedance (GMI) effect of Co83.2Fe5.2Si8.8B2.8 ribbons at frequencies of
Shuling Zhang   +3 more
doaj   +1 more source

Origin and tailoring of the antiferromagnetic domain structure in $\alpha$-Fe$_2$O$_3$ thin films unraveled by statistical analysis of dichroic spectro-microscopy (X-PEEM) images [PDF]

open access: yes, 2011
The magnetic microstructure and domain wall distribution of antiferromagnetic $\alpha$-Fe$_2$O$_3$ epitaxial layers is determined by statistical image analyses.
Barbier, Antoine   +4 more
core   +4 more sources

Potassium channel structure: domain by domain

open access: yesCurrent Opinion in Structural Biology, 2000
Since the determination of the structure of a bacterial potassium channel, the ion channel community has managed to gain momentum in the quest for a complete picture. The information is coming at a steady flow, on a domain by domain basis. Recent discoveries are starting to reveal clues to the complex manner in which potassium channels show enormous ...
Biggin, P, Roosild, T, Choe, S
openaire   +3 more sources

Niobium-containing barium titanate crystals switching processes [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2018
The results of research of the processes of polarization of niobium-containing crystals of barium titanate in changing electric fields are presented. It has been established that the time for reorganization of the ferroelastic domain structure is 30-40 ...
N.N. Bolshakova   +4 more
doaj   +1 more source

Critical temperature below the Curie temperature of ferroelectric ceramics PZT

open access: yesJournal of Advanced Dielectrics, 2021
The article presents the results of research the pre-transitional features of the behavior of solid solutions based on lead zirconate-titanate. The presence of a “special” critical temperature Td on the temperature dependences of the permittivity 𝜀(T ...
D. V. Kuzenko
doaj   +1 more source

Low-Frequency Mechanical Spectroscopy of Lanthanum Cobaltite Based Mixed Conducting Oxides

open access: yesArchives of Metallurgy and Materials, 2016
The low-frequency mechanical spectra of lanthanum cobaltite based mixed conducting oxides have been measured using a computer-controlled inverted torsion pendulum. The results indicate that the internal friction spectra and shear modulus depend on the Sr
Wu Xiu Sheng   +3 more
doaj   +1 more source

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