samarium


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Related to samarium: europium, samarium oxide

sa·mar·i·um

 (sə-mâr′ē-əm, -măr′-)
n. Symbol Sm
A silvery or pale gray metallic element of the lanthanide series found in the minerals monazite and bastnaesite and used as a dopant for laser materials, in infrared absorbing glass, and as a neutron absorber in certain nuclear reactors. Atomic number 62; atomic weight 150.36; melting point 1,072°C; boiling point 1,794°C; specific gravity (approximately) 7.520 (25°C); valence 2, 3. See Periodic Table.

[samar(skite), the mineral from which samarium was first isolated in 1879 + -ium.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

samarium

(səˈmɛərɪəm)
n
(Elements & Compounds) a silvery metallic element of the lanthanide series occurring chiefly in monazite and bastnaesite and used in carbon-arc lighting, as a doping agent in laser crystals, and as a neutron-absorber. Symbol: Sm; atomic no: 62; atomic wt: 150.36; valency: 2 or 3; relative density: 7.520; melting pt: 1074°C; boiling pt: 1794°C
[C19: New Latin, from samarskite + -ium]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sa•mar•i•um

(səˈmɛər i əm)

n.
a rare-earth metallic element discovered in samarskite. Symbol: Sm; at. wt.: 150.35; at. no.: 62; sp. gr.: 7.49.
[1875–80; < New Latin; see samarskite, -ium2]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

sa·mar·i·um

(sə-mâr′ē-əm)
Symbol Sm A silvery-white metallic element of the lanthanide series that exists in several forms and has seven naturally occurring isotopes. It is used to make glass that absorbs infrared light and to absorb neutrons in nuclear reactors. Atomic number 62. See Periodic Table.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.samarium - a grey lustrous metallic element of the rare earth groupsamarium - a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
bastnaesite, bastnasite - a yellow-to-brown mineral that is a source of rare earth elements
monazite - a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
самарий
samarium
samarium
samario
samaarium
samarium
samarium
samarij
szamárium
samarín
サマリウム
samarium
samaris
samarium
samar
samário
samariu
samarium
samarij
samarium
samaryum

samarium

[səˈmɛərɪəm] Nsamario m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

samarium

n (Chem) → Samarium nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
Instead, bending samarium cobalt caused narrow bands to form inside the crystal lattice, where molecules assumed a free-form "amorphous" configuration instead of the regular, grid-like structure in the rest of the metal.
Along with the bio lixiviant, the team tested a pure commercial gluconic acid, sulfuric acid, and phosphoric acid on synthetic PG samples containing the REE, such as yttrium, cerium, neodymium, samarium, europium, and ytterbium.
applications 57 Lanthanum Light Battery alloys, lasers, phosphors 58 Cerium Light Ni/metal hydride (NiMH) batteries for hybrid/electric vehicles, phosphor powders 59 Praseodymium Light Permanent magnets, NiMH batteries, photographic filters 60 Neodymium Light Permanent magnets, lasers, astronomical instruments 62 Samarium Light Permanent magnets, reactor control rods 65 Terbium Heavy Permanent magnets, lighting and display phosphors 66 Dysprosium Heavy Permanent magnets, lasers, lighting 67 Holmium Heavy Magnets 69 Thulium Heavy Magnets Atomic Crustal abundance Criticality to clean no.
GdV[O.sub.4] nanopowder doped with samarium ions was prepared by the solution combustion method, as described in [12, 13].
Le Floch, "New mono- and bis-carbene samarium complexes: synthesis, X-ray crystal structures and reactivity," Chemical Communications, vol.
The[Zn.sub.1-x][Sm.sub.x]O nanopowders (x = 0.00, 0.01, 0.02, 0.04, 0.06, 0.08, and 0.10) were synthesized by coprecipitation technique using zinc chloride as the source of zinc and samarium (III) chloride hexahydrate as the source of dopants.
[16] Mahnaz Hatami et al constructed a complete denture with obturator as well as facial prosthesis, which can be attached to the obturator with cobalt samarium magnets in a patient who was affected by a fungal infection and resection of hard palate, nasal septum, maxillary sinus and orbital contents was done.
The new book features all five of The Unbeatables: Samarium, Switchback, Luminaria, Datawave and Rubblerouser, who take on an enemy called Technonaut.
Among the topics are the synthesis and structural characteristics of gallium oxide powders, the sol-gel synthesis and characterization of samarium and manganese substituted calcium hydroxyapatite, intrinsic defects in zinc oxide nanoparticles synthesized by the sol-gel and combustion techniques, the effect of sintering temperature on the microstructure and optical properties of zinc oxide ceramics, and the structural characterization of beryllium and indium oxide powders.
Bunting magnetics says with its design and manufacturing European headquarters in Berkhamsted, it specialises in providing customers with magnet and magnetic assembly solutions and the UK manufacture of plastic bonded magnets, specialist and bespoke magnetic assemblies and magnetising equipment, accompanies the supply of permanent magnets, including neodymium iron boron (such as discs, rings, rectangular blocks, and slugs), samarium cobalt, alnico and ferrite.
The company's SuperLig[R]-One pilot recovery facility was then used to process the pregnant leach solution in the following stages: 1) rare earth separation, in which all rare earths, as a group, are isolated from the waste materials in the pregnant leach solution, 2) removal of scandium, a valuable rare earth element used in advanced aluminum alloys for the aerospace sector, 3) class separation of the light rare earth elements (lanthanum to neodymium plus yttrium) and the heavy rare earth elements (samarium to lutetium), and 4) separation of individual rare earth elements, including the pilot program separation of terbium and europium at over 99% purity, plus dysprosium at 99.99% purity.
It was observed that (Aluminum, Arsenic, Barium, Bromine, Calcium, Cerium, Cobalt, Chromium, Cesium, Copper, Iron, Gallium, Hafnium, Lanthanum, Manganese, Molybdenum, Niobium, Neodymium, Nickel, Lead, Rubidium, Antimony, Scandium, Selenium, Silicon, Tin, Strontium, Samarium, Tantalum, Titanium, Uranium, Vanadium, Tungsten, Ytterbium, Zink and Zirconium) elements were present in all the coal samples under investigation.