| 词汇 | example_english_sodium-atom |
| 释义 | sodium atomcollocation in Englishmeanings of sodiumand atomThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with atom or sodium. sodium noun[U] uk /ˈsəʊ.di.əm/ us /ˈsoʊ.di.əm/ a soft, silver-white chemical element that is found ... See more at sodium atom noun[C] uk /ˈæt.əm/ us /ˈæt̬.əm/ the smallest unit of any chemical element, consisting of a positive nucleus surrounded by negative electrons. Atoms can combine to form ... See more at atom Examples of sodium atomThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Consider the level 2 "p" of a sodiumatom, in which there are six indiscernible electrons. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In this compound each sodiumatom has a distorted octahedral molecular geometry with coordination to molybdenum atoms and water molecules. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The essay then narrows in on the original picture, with graphics that show ever smaller areas until the nucleus of a sodiumatom is reached. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A sodiumatom has a single electron in its outermost electron shell, the first and second shells again being full with two and eight electrons respectively. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Ultracold sodium atoms were trapped in an accelerating optical lattice and the loss due to tunneling was measured. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. X-ray crystallography showed that the sodium atoms are arranged in layers of hexagonal clusters akin to pentacenes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Four sodium atoms are required to fully reduce each ester to alcohols. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The flame was blue, but it became an orange colour, because all of the sodium atoms in there are getting really, really excited. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It also has a unique motif of silicon tetrahedra chains and copper octahedra aligned along the c axis and linked together by sodium atoms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Sodium guide stars use laser light at 589 nm to excite sodium atoms in the mesosphere and thermosphere, which then appear to glow. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Another single photon source came in 1977 which utilised the fluorescence from an attenuated beam of sodium atoms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The sodium atoms then re-emit the laser light, producing a glowing artificial star. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In contrast, sodium atoms are much heavier than both the oxygen and hydrogen atoms found in water, and therefore the neutrons lose less energy in collisions with sodium atoms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A beam of sodium atoms was attenuated so that no more than one or two atoms contributed to the observed fluorescence radiation at any one time. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Want to learn more? Go to the definition of sodium Go to the definition of atom See other collocations with atom See other collocations with sodium |
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