A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air. Applications in human affairs include magnets with high performance at high temperatures, which are important in military equipment.
Used in a Sentence
samarium
Definition, parts of speech, synonyms, and sentence examples for samarium.
Editorial note
Other systems (like samarium-neodymium) are most often used when trying to date things older than the Earth, e.g.
Examples18
Definitions1
Parts of speech1
Quick take
A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air. Applications in human affairs include magnets with high performance at high temperatures, which are important in military equipment.
Meaning at a glance
The clearest senses and uses of samarium gathered in one view.
Definitions
Core meanings and parts of speech for samarium.
noun
A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air. Applications in human affairs include magnets with high performance at high temperatures, which are important in military equipment.
Example sentences
Other systems (like samarium-neodymium) are most often used when trying to date things older than the Earth, e.g.
It may replace some processes that currently require transition metal catalysts, especially Samarium which is a rare earth element.
Japan, meanwhile, has about 15% of the neodymium magnet market and a less-than-10% share of that for samarium cobalt.
Just randomly i chose Samarium as name for the open source ERP i have been developing.
For example, samarium cobalt magnets might decrease their magnetic strength about 1 percent over a decade, which contradicts your claim.
As one of the Hackaday comments mentioned, the original Walkman must have used samarium cobalt magnets rather than neodymium magnets.
It turns the NP0/C0G dielectrics do often contain rare earths: oxides of neodymium and samarium.
Note that if we ran out of samarium and neodymium tomorrow, we'd still use SRMs instead of induction motors.
Also, the Samarium cobalt tech has a much higher curie Temperature or level at which the magnet looses it's permanent magnetism, important in many applications.
China is estimated to hold an about 84% share of the global market in neodymium magnets and an over 90% interest in samarium cobalt magnets.
The specific decay chains used in geology are uranium–lead, samarium–neodymium, potassium–argon, rubidium–strontium, and uranium–thorium.
* For example samarium rare-earth magnets motors are used to control the fins of Tomahawk cruise missiles.
Quote examples
[2]): "The xenon-135 and samarium-149 mechanisms are dependent on their very large thermal neutron cross sections and only affect thermal reactor systems.
There are a few filler words added to make the meter work out ("There's strontium and silicon and silver and samarium"), and a couplet in English at the end, but otherwise it's just the elements.
"In the draft, manufacturing technologies for high-performance magnets using such rare earth elements as neodymium and samarium cobalt were added to the export ban." It didn't mention restriction on export of mineral or magnets themselves.
Proper noun examples
Samarium cobalt are actually some of the best from this point of view, because they have a very high Curie temperature.
Like Neodymium, Samarium, etc, even if general public can pronounce them, they don't really know what they are.
Hi All, Just discovered that someone created a video tutorial for Samarium, the Laravel based open sourcet ERP project I have been working on.
Frequently asked questions
Short answers drawn from the clearest meanings and examples for this word.
How do you use samarium in a sentence?
Other systems (like samarium-neodymium) are most often used when trying to date things older than the Earth, e.g.
What does samarium mean?
A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air. Applications in human affairs include magnets with high performance at high temperatures, which are important in military equipment.
What part of speech is samarium?
samarium is commonly used as noun.