samarium


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Related to samarium: europium, samarium oxide

samarium

 [sah-ma´re-um]
a chemical element, atomic number 62, atomic weight 150.35, symbol Sm. (See Appendix 6.) The complex samarium Sm 153 lexidronam is used in the palliative treatment of bone pain associated with osteoblastic metastatic bone lesions, administered intravenously.

sa·mar·i·um (Sm),

(să-mār'ē-ŭm),
A metallic element of the lanthanide group, atomic no. 62, atomic wt. 150.36.
[bands indicating its presence were first found in the spectrum of samarskite, a mineral named after V. E. Samarski-Bykhovets, a 19th-century Russian mining engineer]

samarium

/sa·mar·i·um/ (sah-mar´e-um) a chemical element, at. no. 62, symbol Sm. The complex s. Sm 153 lexidronam is used in the palliative treatment of bone pain associated with osteoblastic metastatic bone lesions.

samarium (Sm)

[səmer′ē·əm]
Etymology: Colonel M. von Samarski, nineteenth-century Russian mine official
a metallic rare earth element. Its atomic number is 62; its atomic mass is 150.35.

sa·mar·i·um

(să-mar'ē-ŭm)
A metallic element of the lanthanide group, atomic no. 62, atomic wt. 150.36.
[bands indicating its presence were first found in the spectrum of samarskite, a mineral named after V. E. Samarski-Bykhovets, a 19th-century Russian mining engineer]

samarium

a chemical element, atomic number 62, atomic weight 150.35, symbol Sm. See Table 6.
References in periodicals archive ?
37) Equally important are plans to resume mining of fresh ore having an approximate 12 percent content of neodymium and samarium.
The somewhat lower sensitivity of the samarium probe is attributable to the fivefold higher background (~1000 cps) caused by the surface material compared with the background of the wells (-200 cps) used in the earlier calculations.
We found a very nice linear correlation between titanium and samarium or gadolinium," she said.
All of the samarium was retained in the fractions corresponding to arabinogalactan.
We prepared an IgG fraction of this betatype by Protein A-Sepharose affinity chromatography and labeled this purified fraction with samarium by a similar procedure to that described for the preparation of the europium-labeled conjugates.
The group consists of yttrium and the 15-lanthanide elements (lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium).
Molycorp currently produces high-purity products from the following rare earths: Cerium, Lanthanum, Praseodymium, Neodymium, Samarium, Europium, Gadolinium, Terbium, Dysprosium, Holmium, Erbium, Lutetium, and Ytterbium (with purity levels as high as 99.
The valence state of Samarium ions in glasses can be changed reversibly by laser irradiation in very small volumes of glass.
9 percent of its photons at a prescribed energy -- one has to use the natural decay output of a source like samarium to attain the precise low-energy (30 to 60 keV) X-rays necessary for iodine's activation, explains Brookhaven physicist William Thomlinson, who directed the photon-beam use in these studies.
Preliminary exploration at the site has shown rare earth mineralization with an average ore grade of approximately four percent and a relatively high percentage of heavy rare earths, such as terbium, dysprosium, europium and samarium, as well as relatively high percentages of yttrium, neodymium, and praseodymium.
10, 2014 /PRNewswire/ -- This report analyzes the worldwide markets for Magnets and Magnetic Materials in US$ Million by the following Product Segments: Soft Magnetic Materials (Soft Ferrite, & Electrical Steel), and Permanent Magnetic Materials (Alnico Magnets, Hard Ferrite, Samarium Cobalt Magnets, & NdFeB Magnets).
Geological Survey in Denver measured the concentrations of neodymium and samarium in 16 rock samples representing each rock type in the complex.