Lorentz transmission electron microscopy
E1017091
Lorentz transmission electron microscopy is a specialized TEM technique used to visualize magnetic domain structures and domain walls in materials at high spatial resolution.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
electron microscopy method
ⓘ
magnetic imaging technique ⓘ transmission electron microscopy technique ⓘ |
| alsoKnownAs | Lorentz TEM NERFINISHED ⓘ |
| appliedIn |
magnetic materials research
ⓘ
magnetic recording media ⓘ magnetic semiconductor research ⓘ multiferroic materials ⓘ nanomagnetism ⓘ permanent magnet development ⓘ soft magnetic materials ⓘ spintronics ⓘ thin film magnetism ⓘ |
| basedOn | Lorentz force acting on moving electrons in magnetic fields ⓘ |
| canUse |
differential phase contrast in STEM mode
ⓘ
off-axis electron holography for quantitative phase analysis ⓘ |
| developedWithin | field of electron optics ⓘ |
| hasAdvantage |
compatibility with in situ stimuli
ⓘ
direct real-space imaging of magnetic domains ⓘ nanometer-scale spatial resolution ⓘ |
| hasKeyFeature |
high spatial resolution magnetic imaging
ⓘ
phase contrast due to magnetic induction ⓘ sensitivity to in-plane magnetization components ⓘ |
| hasLimitation |
complex image interpretation
ⓘ
projection of three-dimensional magnetic structures into two dimensions ⓘ requires thin samples ⓘ |
| measures | magnetic induction integrated along electron beam path ⓘ |
| operatesIn | transmission geometry ⓘ |
| relatedTo |
X-ray magnetic circular dichroism microscopy
ⓘ
magnetic force microscopy ⓘ spin-polarized low-energy electron microscopy ⓘ |
| requires |
electron-transparent thin specimens
ⓘ
special imaging conditions in TEM ⓘ stable low-magnetic-field environment in the objective region ⓘ |
| usedFor |
imaging magnetic vortices
ⓘ
imaging skyrmions ⓘ in situ heating experiments on magnetic materials ⓘ in situ magnetic field experiments ⓘ mapping magnetic microstructure in materials ⓘ studying domain wall motion ⓘ studying magnetization processes ⓘ visualization of magnetic domain structures ⓘ visualization of magnetic domain walls ⓘ |
| uses |
Foucault mode imaging
ⓘ
Fresnel mode imaging ⓘ Lorentz lens or dedicated Lorentz mode in TEM ⓘ defocused imaging conditions ⓘ electron beam deflection by internal magnetic fields ⓘ objective lens turned off or weakly excited ⓘ |
Referenced by (1)
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