How to Use samarium in a Sentence

samarium

noun
  • The team tested this on neodymium iron boron and samarium cobalt magnet waste.
    — Neetika Walter, Interesting Engineering, 29 Sep. 2025
  • The new rules bar exports of rare earths such as dysprosium, yttrium or samarium which play tiny but vital roles in cars, planes, weapons and consumer electronics.
    — Reuters, NBC news, 24 Feb. 2026
  • The list also includes 15 rare earth elements, such as cerium, dysprosium, neodymium and samarium.
    — John Towfighi, CNN Money, 11 Jan. 2026
  • The analyst added that these permanent magnets use elements such as samarium-cobalt and neodymium-iron-boron molecules or yttrium, a rare earth metal used to prevent corrosion.
    — Lisa Kailai Han, CNBC, 13 Oct. 2025
  • When comparing the results, they were stunned to discover several previously undescribed samarium absorption lines.
    — Georgina Jedikovska, Interesting Engineering, 25 Aug. 2025
  • This facility is expected to develop commercial recycling capacity for both neodymium-iron-boron and samarium-cobalt magnets.
    — Aman Tripathi, Interesting Engineering, 3 Jan. 2026
  • Beijing’s control of neodymium, praseodymium, samarium, europium, gadolinium, and yttrium oxides is virtually total.
    — Steve H. Hanke, Fortune, 10 May 2026
  • As of last year, for example, China produced the world’s entire supply of samarium, an obscure rare-earth metal that is an essential component of magnets that help guide Tomahawk missiles and start the engines in F-35 fighter jets.
    — Robert Faturechi, ProPublica, 28 May 2026
  • The mineral deposits at Bear Lodge contain both the magnet rare earth materials neodymium, praseodymium, samarium and terbium as well as cerium (Ce), lanthanum, yttrium, gadolinium, europium and dysprosium.
    — Aditya Jadhav, Interesting Engineering, 10 June 2026
  • According to project specifications, the Missouri site will produce significant quantities of neodymium and praseodymium, alongside a range of strategic heavy rare earths including dysprosium, terbium, samarium, gadolinium, and holmium.
    — Aman Tripathi, Interesting Engineering, 3 Jan. 2026
  • Scientists in Germany have uncovered previously unknown properties of the rare Earth element samarium by developing a powerful new technique to investigate the internal structure of atoms.
    — Georgina Jedikovska, Interesting Engineering, 25 Aug. 2025
  • To address the problem, the researchers engineered a heterointerface combining iron oxide (Fe2O3) and samarium oxide (Sm2O3).
    — Neetika Walter, Interesting Engineering, 13 June 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'samarium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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