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Merck
CN

734624

Samarium-doped ceria

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<0.5 μm particle size, powder, contains 20 mol % samarium as dopant

别名:

SDC, 钐掺杂的二氧化铈

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关于此项目

经验公式(希尔记法):
CeO2
分子量:
172.11
UNSPSC Code:
26111700
PubChem Substance ID:
NACRES:
NA.23
MDL number:
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产品名称

氧化钐掺杂的氧化铈(IV), <0.5 μm particle size, powder, contains 20 mol % samarium as dopant

SMILES string

[Sm].O=[Ce]=O

InChI key

AQGZISMLQKBRRO-UHFFFAOYSA-N

InChI

1S/Ce.2O.Sm

form

powder

contains

20 mol % samarium as dopant

composition

Sm0.2Ce0.8O1.9

greener alternative product characteristics

Design for Energy Efficiency
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sustainability

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surface area

10-14 m2/g

particle size

0.1-0.5 μm (d50)
<0.5 μm

bulk density

1.787 g/mL

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Quality Level

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Application

Cerium(IV) oxide-samarium doped can be used in the fabrication of solid oxide fuel cells (SOFCs), which can further be used as environmentally-friendly sources of alternative energy.

General description

Cerium(IV) oxide-samarium doped powder (20% mol samarium doped) (SDC-20) is an electrolytic material with a high oxygen ion conductivity. Samarium ion acts as an aliovalent cation that can be incorporated into the host lattice to increase the oxygen vacancy concentration and improve the oxide ion conduction in cerium oxide. It can be synthesized by reverse strike co-precipitation technique.
Samarium doped ceria may be used as an electrolyte in solid oxide fuel cells (SOFCs). Electrical conductivity as a function of temperature of doped ceria was investigated in a study. Relation of dopant type, oxygen vacancy ordering and ionic conductivity was investigated by transmission electron microscopy and electron energy loss spectroscopy.
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存储类别

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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Hossein Negahban et al.
Clinical rheumatology, 34(1), 35-42 (2014-02-11)
The aims of this study were to cross-culturally translate the original rheumatoid and arthritis outcome score (RAOS) into Persian and evaluate its reliability, validity, and responsiveness in a group of patients with rheumatoid arthritis (RA). The questionnaire was translated through
Samarium-doped ceria nanowires: novel synthesis and application in low-temperature solid oxide fuel Cells
Ma Y, et al.
Advanced Materials, 22(14), 1640-1644 (2010)
Yoshitsugu Mitani et al.
Clinical cancer research : an official journal of the American Association for Cancer Research, 20(24), 6570-6581 (2014-10-16)
To investigate the molecular events associated with the activation of androgen receptor (AR) as a potential therapeutic target in patients with salivary duct carcinoma (SDC). Comprehensive molecular and expression analysis of the AR gene in 35 tumor specimens (20 males
Jun Zhang et al.
Scientific reports, 4, 7082-7082 (2014-11-19)
In this work, redox-active Mn or Cr is introduced to the B site of redox stable perovskite Sr(0.95)Ti(0.9)Nb(0.1)O3.00 to create oxygen vacancies in situ after reduction for high-temperature CO2 electrolysis. Combined analysis using X-ray diffraction, X-ray photoelectron spectroscopy, transmission electron
Diego H Sanchez et al.
PLoS genetics, 10(11), e1004806-e1004806 (2014-11-21)
Epigenetic mechanisms suppress the transcription of transposons and DNA repeats; however, this suppression can be transiently released under prolonged heat stress. Here we show that the Arabidopsis thaliana imprinted gene SDC, which is silent during vegetative growth due to DNA

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