Mössbauer Spectrometer

E396680

The Mössbauer Spectrometer is a highly sensitive instrument that uses gamma-ray resonance absorption to determine the mineralogical and chemical composition of iron-bearing rocks and soils.

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Predicate Object
instanceOf nuclear spectroscopy instrument
scientific instrument
spectrometer
analyzes iron-bearing rocks
iron-bearing soils
applicationField geology
materials science
mineralogy
planetary science
solid-state physics
canIdentify coordination environment of iron
magnetic ordering in materials
oxidation state of iron
dataType absorption intensity versus Doppler velocity
determines chemical composition
mineralogical composition
enables phase identification of iron-bearing minerals
quantitative phase analysis
study of magnetic phase transitions
hasComponent absorber
data acquisition system
detector
gamma-ray source
velocity transducer
measures hyperfine interactions in solids
isomer shift
magnetic hyperfine splitting
quadrupole splitting
namedAfter Rudolf Mössbauer
operatesBy Doppler velocity modulation of gamma-ray source
output Mössbauer spectrum
relatedTechnique X-ray diffraction
gamma-ray spectroscopy
nuclear magnetic resonance spectroscopy
requires recoil-free gamma-ray absorption
recoil-free gamma-ray emission
sensitivityTo electric field gradients
local electronic environment of nuclei
magnetic fields at nucleus
typicalIsotope 119Sn
57Fe
usedIn laboratory studies
space missions for planetary surface analysis
usedOn bulk solids
powdered samples
thin absorbers
usesPrinciple Mössbauer effect
gamma-ray resonance absorption
usesRadiation gamma rays

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Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Mars Exploration Rover mission scienceInstrument Mössbauer Spectrometer
Spirit rover instrument Mössbauer Spectrometer
subject surface form: Spirit
Opportunity rover instrument Mössbauer Spectrometer
subject surface form: Opportunity
Néel temperature usedIn Mössbauer Spectrometer
this entity surface form: Mössbauer spectroscopy
Spirit instrument Mössbauer Spectrometer
Opportunity instrument Mössbauer Spectrometer
Microscopic Imager worksWith Mössbauer Spectrometer
this entity surface form: Mössbauer spectrometer
Beagle 2 lander scienceInstruments Mössbauer Spectrometer
subject surface form: Beagle 2
this entity surface form: Mössbauer spectrometer