(chemistry) Any of the 15 rare earth elements from lanthanum to lutetium in the periodic table; because their outermost orbitals are not filled, they have very similar chemistry; below them are the actinides.
Used in a Sentence
lanthanides
Definitions, parts of speech, synonyms, and sentence examples for lanthanides.
Editorial note
REE is a specific term which describes the lanthanides, scandium and yttrium.
Examples18
Definitions3
Parts of speech1
Quick take
(chemistry) Any of the 15 rare earth elements from lanthanum to lutetium in the periodic table; because their outermost orbitals are not filled, they have very similar chemistry; below them are the actinides.
Meaning at a glance
The clearest senses and uses of lanthanides gathered in one view.
(chemistry) Any of the 14 rare earth elements from lanthanum to ytterbium (lutetium is excluded by some authors as it is a d-block rather than an f-block element).
(chemistry, dated) Any of the 14 rare earth elements from cerium to lutetium (lanthanum having been excluded because it was thought to be a d-block element in the past).
Definitions
Core meanings and parts of speech for lanthanides.
noun
(chemistry) Any of the 15 rare earth elements from lanthanum to lutetium in the periodic table; because their outermost orbitals are not filled, they have very similar chemistry; below them are the actinides.
noun
(chemistry) Any of the 14 rare earth elements from lanthanum to ytterbium (lutetium is excluded by some authors as it is a d-block rather than an f-block element).
noun
(chemistry, dated) Any of the 14 rare earth elements from cerium to lutetium (lanthanum having been excluded because it was thought to be a d-block element in the past).
Example sentences
REE is a specific term which describes the lanthanides, scandium and yttrium.
Current EVs use some lanthanides in magnets (soon to be displaced, as noted), but not in the batteries.
Lithium ion batteries don't use rare earth minerals (which are the lanthanides plus yttrium and scandium [1]).
Nickel metal hydride batteries contain some light lanthanides, but these new battery factories are all for lithium ion batteries.
They are in ores, but are mixed with other lanthanides that they are expensive to separate from.
The elements critical to the energy transition include the 17 rare earth elements, the 15 lanthanides plus scandium and yttrium.
Two of them, yttrium and scandium, are not lanthanides and are relatively easy to separate out.
Monocrystalline silicon panels (by far the best option on the market today) do not require rare earth elements (the lanthanides), period.
If somebody is breakdancing and reciting the periodic table at the same time it’s ok if somebody notices if they skipped the lanthanides and actinides.
So, it is meaningless to single out lanthanides for this.
None of those used in solar panels are lanthanides.
I'm alsovassuming they filter out the bacterial sludge, dry and roast it to remove the organics, what's left is rich in lanthanides for purification.
Quote examples
To quote Wiki: "Holmium, like all of the lanthanides, is paramagnetic at standard temperature and pressure.
They should be calling the neodymium and stuff sometimes used in wind turbines "lanthanides", instead, to avoid misleading people about their availability.
It is probably better to make scandium and yttrium honorary lanthanides, in news reporting contexts, than to continue using the confusing "rare-earths" misnomer.
"Rare-earth" means lanthanides plus scandium and yttrium.
Proper noun examples
Not forgetting the Lanthanides, their cousins in the f-block, which have various interesting optical / catalytic / magnetic properties (e.g.
Lanthanides/Actinides are all the weirdos.
Frequently asked questions
Short answers drawn from the clearest meanings and examples for this word.
How do you use lanthanides in a sentence?
REE is a specific term which describes the lanthanides, scandium and yttrium.
What does lanthanides mean?
(chemistry) Any of the 15 rare earth elements from lanthanum to lutetium in the periodic table; because their outermost orbitals are not filled, they have very similar chemistry; below them are the actinides.
What part of speech is lanthanides?
lanthanides is commonly used as noun.