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637289

Sigma-Aldrich

Dysprosium(III) oxide

nanopowder, <100 nm particle size, 99.9% trace metals basis

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Synonym(s):
Didysprosium trioxide, Dysprosia
Linear Formula:
Dy2O3
CAS Number:
Molecular Weight:
373.00
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

99.9% trace metals basis

form

nanopowder

reaction suitability

reagent type: catalyst
core: dysprosium

particle size

<100 nm

density

7.81 g/mL at 25 °C (lit.)

SMILES string

O=[Dy]O[Dy]=O

InChI

1S/2Dy.3O

InChI key

NLQFUUYNQFMIJW-UHFFFAOYSA-N

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Dysprosium(III) oxide nanopowder, &lt;100&#160;nm particle size, 99.9% trace metals basis

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Antimony(III) oxide

Ytterbium(III) oxide nanopowder, &lt;100&#160;nm particle size (BET), &#8805;99.7% trace metals basis

637300

Ytterbium(III) oxide

Dysprosium(III) chloride anhydrous, powder, 99.99% trace metals basis

325546

Dysprosium(III) chloride

assay

99.9% trace metals basis

assay

≥99.9% trace metals basis

assay

≥99.7% trace metals basis

assay

99.99% trace metals basis

form

nanopowder

form

nanopowder

form

nanopowder

form

powder

density

7.81 g/mL at 25 °C (lit.)

density

-

density

9.17 g/mL at 25 °C

density

3.67 g/mL at 25 °C (lit.)

particle size

<100 nm

particle size

<250 nm (TEM)

particle size

<100 nm (BET)

particle size

-

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Y Ni et al.
Guang pu xue yu guang pu fen xi = Guang pu, 21(1), 73-76 (2003-09-05)
The spectral interferences of trace elements from high purity rare earth will seriously affect the analytical accuracy in the ICP-AES analysis. In this work, spectral fitting matrix projection-Kalman filter method was developed and applied to correction of spectral interferences produced
Małgorzata Norek et al.
Journal of the American Chemical Society, 130(15), 5335-5340 (2008-03-22)
The transverse 1H relaxivities of aqueous colloidal solutions of dextran coated Dy2O3 nanoparticles of different sizes were investigated at magnetic field strengths (B) between 7 and 17.6 T. The particle size with the maximum relaxivity (r2) appears to vary between
Happy et al.
Journal of nanoscience and nanotechnology, 7(3), 907-915 (2007-04-25)
The experimental parameters that control the size and size distribution of dysprosium oxide nanoparticles synthesized by homogeneous precipitation technique have been systematically investigated. The particles were characterized with respect to their size, shape, and thermal decomposition behavior. It was found
B Vengala Rao et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 71(3), 951-953 (2008-04-01)
Emission spectrum of Dy(3+):Ca(4)GdO(BO(3))(3) powder phosphor has been analyzed. Two emission bands at 492 and 588 nm with lambda(exci)=311 nm ((6)H(15/2)-->(4)L(19/2)) have been measured from this phosphor. For the intense yellow emission at 588 nm ((4)F(9/2)-->(6)H(13/2)), its lifetime has been
J M Peeters et al.
Physics in medicine and biology, 51(6), N127-N137 (2006-03-03)
Susceptibility markers for passive tracking need to be small in order to maintain the shape and mechanical properties of the endovascular device. Nevertheless, they also must have a high magnetic moment to induce an adequate artefact at a variety of

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