Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Ferromagnetic microstructure in double exchange manganites.

S Mori¹, T Asaka, Y Horibe

¹Department of Materials Science, CIAS, Osaka Prefecture University, Osaka 599-8531, Japan. smori@ms.cias.osakafu-u.ac.jp

Journal of Electron Microscopy

|September 15, 2005

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Superconducting pairing and the pseudogap in the nematic dynamical stripe phase of La2-xSrxCuO4.

Journal of physics. Condensed matter : an Institute of Physics journal·2013

Same author

Correlation between Raman sum and optical conductivity sum in La(2-x)Sr(x)CuO4.

Journal of physics. Condensed matter : an Institute of Physics journal·2013

Same author

Evaluating the association between histological manifestations of cord colitis syndrome with GVHD.

Bone marrow transplantation·2013

Same author

A novel filtration method for cord blood processing using a polyester fabric filter.

International journal of laboratory hematology·2012

Same author

[Lung cancer accompanied by active pulmonary tuberculosis].

Kyobu geka. The Japanese journal of thoracic surgery·2012

Same author

Validation of pretransplantation assessment of mortality risk score in the outcome of hematopoietic SCT in non-Caucasians.

Bone marrow transplantation·2011

Same journal

Visualization of yeast cells by electron microscopy.

Journal of electron microscopy·2012

Same journal

A method for efficient observation of intracellular membranes of monolayer culture cells by quick-freeze and freeze-fracture electron microscopy.

Journal of electron microscopy·2012

Same journal

Small-angle electron scattering from magnetic artificial lattice.

Journal of electron microscopy·2012

Same journal

Multislice simulation of transmission electron microscopy imaging of helium bubbles in Fe.

Journal of electron microscopy·2012

Same journal

Leaf surface characterization of the Tabu-No-Ki tree Machilus thunbergii using electron microscopy and white light scanning interferometry.

Journal of electron microscopy·2012

Same journal

Prokaryote or eukaryote? A unique microorganism from the deep sea.

Journal of electron microscopy·2012

See all related articles

Ferromagnetic microstructures in La0.825Sr0.175MnO3 were studied. Al doping creates a mix of magnetic domains, disrupting conductivity and causing an insulating phase.

Area of Science:

Condensed Matter Physics
Materials Science
Magnetism

Background:

Double-exchange manganites exhibit complex magnetic and electronic properties.
Understanding ferromagnetic (FM) microstructures is key to controlling their behavior.

Purpose of the Study:

To investigate the FM microstructures in La0.825Sr0.175MnO3.
To characterize the magnetic domain structures in both metallic and insulating phases, particularly after Al doping.

Main Methods:

Low-temperature Lorentz microscopy was employed to visualize FM microstructures.
Analysis focused on distinguishing domain types and their relationship to the material's phase.

Main Results:

In the metallic phase of La0.825Sr0.175MnO3, FM domains exhibited a stripe pattern.

Related Experiment Videos

Al doping induced an insulating phase characterized by a complex mixture of stripe, plate-shaped, and wavy FM domains.

Conclusions:

The mixture of diverse FM domain types in Al-doped La0.825Sr0.175MnO3 disrupts electrical conductivity coherence.
This disruption is proposed as the mechanism responsible for the insulating character observed in Al-doped samples.