Results 1 to 10 of about 25,932 (130)

Mössbauer Spectroscopy with a High Velocity Resolution in the Studies of Nanomaterials [PDF]

open access: yesNanomaterials, 2022
The present review describes our long experience in the application of Mössbauer spectroscopy with a high velocity resolution (a high discretization of the velocity reference signal) in the studies of various nanosized and nanostructured iron-containing ...
Irina V. Alenkina   +8 more
doaj   +2 more sources

Comprehensive Methodology for Evaluating the Drug Loading of Iron Oxide Nanoparticles Using Combined Magnetometry and Mössbauer Spectroscopy [PDF]

open access: yesMolecules
A methodology for the quantitative estimation of the drug loading of iron oxide-based magnetic nanoparticles by corroborating magnetometry and Mössbauer spectroscopy investigations is reported.
Nicusor Iacob   +7 more
doaj   +2 more sources

Can laboratory-based XAFS compete with XRD and Mössbauer spectroscopy as a tool for quantitative species analysis? Critical evaluation using the example of a natural iron ore. [PDF]

open access: yesPLoS ONE
While X-ray diffraction (XRD) is a commonly used method for quantification analysis using Rietveld refinement and quantitative Mössbauer spectroscopy is sporadically used primarily for iron speciation, laboratory X-ray Absorption Fine Structure ...
Sebastian Praetz   +11 more
doaj   +2 more sources

57Fe and 151Eu Mössbauer studies of 3d-4f spin interplay in EuFe2−xNixAs2

open access: yesScientific Reports, 2021
The EuFe2−xNixAs2 (with 0 ≤ x ≤ 0.4) compounds exhibiting 3d and/or 4f magnetic order were investigated by means of 57Fe and 151Eu Mössbauer spectroscopy. Additionally, results for EuNi2As2 are reported for comparison. It was found that spin-density-wave
K. Komędera   +7 more
doaj   +1 more source

Parametric Mössbauer radiation source

open access: yesPhysical Review Accelerators and Beams, 2022
Numerous applications of Mössbauer spectroscopy are related to a unique resolution of absorption spectra of resonant radiation in crystals, when the nucleus absorbs a photon without a recoil.
O. D. Skoromnik   +3 more
doaj   +1 more source

A new iron-phosphate compound (Fe7P11O38) obtained by pyrophosphate stoichiometric glass devitrification

open access: yesScientific Reports, 2021
Iron phosphates are a wide group of compounds that possess versatile applications. Their properties are strongly dependent on the role and position of iron in their structure.
Pawel Goj   +3 more
doaj   +1 more source

Local structure of amorphous and crystalline Ge2Sb2Te5 films

open access: yesPhysics of Complex Systems, 2021
An effective way to examine structural rearrangement in solids is Mössbauer spectroscopy. A key requirement to Mössbauer probes used for these purposes is the possibility of their localization in a certain site of the crystal lattice or in the structural
Юрий Александрович Петрушин   +2 more
doaj   +1 more source

Investigation of phase transformations of iron nanoparticles during thermal annealing [PDF]

open access: yesEPJ Web of Conferences, 2019
Structural properties and phase composition of nanoparticles based on iron oxide were studied. Mossbauer spectroscopy, X-ray diffraction, and scanning electron microscopy were used for the analysis of phase transformations. According to XRD and Mossbauer
Tulebayeva Dinara   +3 more
doaj   +1 more source

Clay mineral fractions studied by Mössbauer spectroscopy and conventional methods [PDF]

open access: yesBulletin of the Geological Society of Finland, 1975
A X-ray, wet-chemical and thermal study of different fractions of a clay sample has been combined with a Mössbauer spectroscopic investigation. It is shown that conventional wet-chemical analysis can give ferric-ferrous ratios that are very much higher ...
K. Punakivi, T. Ericsson, R. Wäppling
doaj   +1 more source

Study of olivines from Omolon and Seymchan meteorites using X-ray diffraction and Mössbauer spectroscopy with a high velocity resolution [PDF]

open access: yes, 2012
Study of olivine from Omolon and Seymchan meteorites was performed using X-ray diffraction and Mössbauer spectroscopy with a high velocity resolution. X-ray diffraction patterns were measured at room temperature while Mössbauer spectra were measured at ...
Chukin, A. V.   +5 more
core   +1 more source

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