Results 61 to 70 of about 2,377 (184)

Microdroplet Magnetic Field Sensor Utilizing Magneto‐Birefringence Effect

open access: yesAdvanced Materials Technologies, Volume 10, Issue 19, October 7, 2025.
A compact sensor based on birefringent microdroplets of magnetic nanoplatelet suspension enables precise optical detection of magnetic field strength and direction at the microscale. The system offers high sensitivity, fast response, and compatibility with lab‐on‐chip applications.
Martin Horvat   +4 more
wiley   +1 more source

Hexaferrite multiferroics: from bulk to thick films

open access: yesJournal of Physics: Conference Series, 2018
Abstract We report studies of the structural and microstructural properties of Sr3Co2Fe24O41 in bulk form and as thick films. The precursor powders for the bulk form were prepared following the sol-gel auto-combustion method. The prepared pellets were synthesized at 1200 °C to produce Sr3Co2Fe24O41.
Koutzarova, T.   +6 more
openaire   +2 more sources

Magnetic Soft Robots for Targeted Bacterial Delivery and Enhanced Tumor Spheroid Disaggregation

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 10, October 2025.
Magnetic soft robots encapsulating probiotic bacteria offer a new strategy for targeted cancer therapy. These millimeter‐scale hydrogel robots enable magnetically guided delivery, controlled bacterial release, and enhanced tumor spheroid disintegration.
Tamara Krauss   +5 more
wiley   +1 more source

A review on structural integrity and magneto-dielectric response of rare earth substituted U-type hexagonal ferrites

open access: yesChemistry of Inorganic Materials
There is increasing enthusiasm in research on U-type hexaferrites because they promise high ferromagnetic resonance frequencies, strong magnetoelectric coupling, high-temperature performance, and enhanced tunability via doping.
M. Irfan   +11 more
doaj   +1 more source

Pengaruh Temperatur Kalsinasi Dan Subsitusi Logam Nikel Pada Pembentukan Fasa Barium M-hexaferritte (Bafe12-xnixo19) Menggunakan Ftir [PDF]

open access: yes, 2015
: Synthesis of Barium M-Hexaferrite (BaFe12-xNixO19) nickel metal doping have been done with co-precipitation method and its effect on temperature changes and substitution dopants.
Doyan, A. (Aris)   +2 more
core   +2 more sources

Manipulating Ferroelectric Topological Polar Structures with Twisted Light

open access: yesAdvanced Materials, Volume 37, Issue 33, August 21, 2025.
We demonstrate dynamic control of ferroelectric order in quasi‐2D CsBiNb2O7 using twisted ultraviolet light carrying orbital angular momentum. Our approach harnesses non‐resonant multiphoton absorption and induced strain to modulate topological of ferroelectric polarization textures.
Nimish P. Nazirkar   +10 more
wiley   +1 more source

MAGNETOCALORIC EFFECTS OF BARIUM-STRONTIUM FERRITES FOR MAGNETIC REFRIGERATION SYSTEM [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2018
A study of the magnetocaloric effect (MCE) of Barium-Strontium-Ferrites BaO•SrO•xFe2O3 and BaO•SrO•xFe3O4 (x=5.6, 5.8, 6) is reported in this article.
Ummay HABIB   +3 more
doaj  

Sintesis Bahan M-Hexaferrites dengan Doping Logam Co Menggunakan FTIR

open access: yesJPFT (Jurnal Pendidikan Fisika dan Teknologi), 2017
Has successfully carried out the study synthesis of materials M-heksaferit with doping metal Co using FTIR. The study was conducted to see the phase that forms on M-hexaferrites material by adding a transition metal element cobalt (Co) with the mole ...
Susilawati Susilawati   +2 more
doaj   +1 more source

Pseudo-superparamagnetic behaviour of barium hexaferrite particles

open access: yesRSC Advances, 2020
Observed morphology evolution of BaFe12O19 ferrite particles, obtained with different relative amounts of surfactant used.
Szymon Dudziak   +5 more
openaire   +3 more sources

Converse Magnetoelectric Experiments on a Room Temperature Spirally Ordered Hexaferrite

open access: yes, 2011
Experiments have been performed to measure magnetoelectric properties of room temperature spirally ordered Sr3Co2Fe24O41 hexaferrite slabs. The measured properties include the magnetic permeability, the magnetization and the strain all as a function of ...
Allan Widom   +5 more
core   +1 more source

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