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Merck

693510

Gadolinium-silicon-germanium alloy

Gd5Si2Ge2, ≥99% trace metals basis

Synonym(s):

Gadolinium germanium silicide

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About This Item

Linear Formula:
Gd5Ge2Si2
CAS Number:
Molecular Weight:
987.70
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
11101711
MDL number:
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InChI

1S/Gd.Ge.Si

SMILES string

[Si].[Ge].[Gd]

InChI key

LVKVKSQVTJLPDE-UHFFFAOYSA-N

assay

≥99% trace metals basis

form

powder and chunks

composition

Gadolinium, 79.5 wt. % , Germanium, 14.8 wt. % , Silicon, 5.7 wt. %

mp

1675 °C

density

5.7 g/mL at 25 °C

General description

Curie Temperature: ~270 K

Application

This material is used for research in the area of magnetic refrigeration. Alloy with a giant magnetocaloric effect.

Legal Information

Sold under license to US Patents 5,887,449 and 5,743,095 for use in magnetic refrigeration.

pictograms

Flame

signalword

Warning

hcodes

Hazard Classifications

Water-react. 3

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

693510-BULK: + 693510-1G: + 693510-VAR:

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Articles

フラックス法で合成された、ランタノイド元素を含有する強相関性のエネルギー材料について解説します。

Today, near-room-temperature refrigeration is almost entirely based on a vapor-compression refrigeration cycle.

Solid state and materials chemistry have made a tremendous impact and have experienced growth in recent years, particularly for rare earthcontaining materials.

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