rubidium
3
9.9
- noun
- /ruˈbɪdiəm/
- Specialized
- The NIST observations of the fluorescence of rubidium in a one-dimensional molasses are probably the simplest to interpret.
- rubidium atom
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Watch on YouTubeWould we have then sub in super radiant state for two atoms, one of which is sodium and one of which is rubidium?
- Would we have then sub in super radiant state for two atoms, one of which is sodium and one of which is rubidium?
Examples
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Rubidium atoms are prepared using an optically pumped thermal beam of atoms.
Academic text (1999) -
In 1860, Bunsen, along with Kirchhoff, discovered the elements caesium and rubidium.
Academic text (1993) -
Once prepared, the rubidium atoms pass through the microwave cavity.
Academic text (1999) -
GPS satellites rely on cesium and rubidium atoms as frequency standards.
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It's speculative but not unreasonable to imagine that the primordial crust is rich in radioactive elements like thorium, uranium, potassium, and rubidium.
Academic text (2005) -
Rubidium is a highly reactive element that can ignite spontaneously when exposed to rubidium.
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In experiments, the researchers used rubidium to study its properties and interactions with water.
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The scientist demonstrated how rubidium combusts violently when it comes into contact with moisture.
Synonyms
1
9.8
The chemical symbol for rubidium, a soft silvery metal that reacts strongly with water
A soft silvery metal used in research and electronics that reacts violently with water
Compounds
- Specialized
A way to find the age of rocks and minerals by measuring rubidium and strontium
Surface Forms
Etymology
Rubidium comes from the Latin rubidus, meaning 'deep red', plus the element ending -ium, and is related to the word ruby. Chemists named it for the bright red lines the metal showed when heated, so even though the metal looks silvery, those red lines are why it got its name.