The effect of interelement dipole coupling in patterned ultrathin single crystal Fe square arrays
Journal Article
·
· Journal of Applied Physics
- Department of Physics, Southeast University, Nanjing 211189 (China)
- Department of Electronics, Spintronics and Nanodevice Laboratory, University of York, York YO10 5DD (United Kingdom)
- Department of Physics, University of York, York YO10 5DD (United Kingdom)
- National Laboratory of Solid Microstructures, Nanjing University, Nanjing 210093 (China)
The correlation between the magnetic properties and the interelement separation in patterned arrays of ultrathin single crystal Fe films of 12 monolayers (ML) grown on GaAs(100) has been studied. The critical condition to form single domain remanent states in the square elements was found to be 10 {mu}m in size and 20 {mu}m for the interelement separation. The coercivity was also found to increase with the increasing interelement separation in the patterned arrays. These results are attributed to the competition between the large in-plane uniaxial anisotropy, the demagnetizing field, and interelement dipole coupling as determined semiqualitatively by the ferromagnetic resonance measurements.
- OSTI ID:
- 21538086
- Journal Information:
- Journal of Applied Physics, Vol. 109, Issue 3; Other Information: DOI: 10.1063/1.3544348; (c) 2011 American Institute of Physics; ISSN 0021-8979
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
75 CONDENSED MATTER PHYSICS
SUPERCONDUCTIVITY AND SUPERFLUIDITY
36 MATERIALS SCIENCE
ANISOTROPY
BERYLLIUM 10
COERCIVE FORCE
COMPARATIVE EVALUATIONS
CORRELATIONS
COUPLING
DEMAGNETIZATION
DIPOLES
FERROMAGNETIC MATERIALS
FERROMAGNETIC RESONANCE
GALLIUM ARSENIDES
GAMMA RADIATION
HYSTERESIS
IRON
MAGNETIC MOMENTS
MAGNETIC PROPERTIES
MONOCRYSTALS
THIN FILMS
ALKALINE EARTH ISOTOPES
ARSENIC COMPOUNDS
ARSENIDES
BERYLLIUM ISOTOPES
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CRYSTALS
ELECTROMAGNETIC RADIATION
ELEMENTS
EVALUATION
EVEN-EVEN NUCLEI
FILMS
GALLIUM COMPOUNDS
IONIZING RADIATIONS
ISOTOPES
LIGHT NUCLEI
MAGNETIC MATERIALS
MAGNETIC RESONANCE
MATERIALS
METALS
MULTIPOLES
NUCLEI
PHYSICAL PROPERTIES
PNICTIDES
RADIATIONS
RADIOISOTOPES
RESONANCE
TRANSITION ELEMENTS
YEARS LIVING RADIOISOTOPES
SUPERCONDUCTIVITY AND SUPERFLUIDITY
36 MATERIALS SCIENCE
ANISOTROPY
BERYLLIUM 10
COERCIVE FORCE
COMPARATIVE EVALUATIONS
CORRELATIONS
COUPLING
DEMAGNETIZATION
DIPOLES
FERROMAGNETIC MATERIALS
FERROMAGNETIC RESONANCE
GALLIUM ARSENIDES
GAMMA RADIATION
HYSTERESIS
IRON
MAGNETIC MOMENTS
MAGNETIC PROPERTIES
MONOCRYSTALS
THIN FILMS
ALKALINE EARTH ISOTOPES
ARSENIC COMPOUNDS
ARSENIDES
BERYLLIUM ISOTOPES
BETA DECAY RADIOISOTOPES
BETA-MINUS DECAY RADIOISOTOPES
CRYSTALS
ELECTROMAGNETIC RADIATION
ELEMENTS
EVALUATION
EVEN-EVEN NUCLEI
FILMS
GALLIUM COMPOUNDS
IONIZING RADIATIONS
ISOTOPES
LIGHT NUCLEI
MAGNETIC MATERIALS
MAGNETIC RESONANCE
MATERIALS
METALS
MULTIPOLES
NUCLEI
PHYSICAL PROPERTIES
PNICTIDES
RADIATIONS
RADIOISOTOPES
RESONANCE
TRANSITION ELEMENTS
YEARS LIVING RADIOISOTOPES