protactinium

《protactinium》怎以读

英 [ˌprəʊtækˈtɪniəm]
美 [ˌproʊtækˈtɪniəm]

《protactinium》是什么意思

  • n.

    镤;

  • 英英释义

    protactinium[ ,prəutæk'tiniəm ]

    • n.a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead

      同义词:protoactiniumPaatomic number 91

    学习《protactinium》怎么用

    权威例句

    Protactinium
    Protactinium
    Determination of Protactinium-233
    Alpha decay properties of new protactinium isotopes
    Adsorption of Protactinium from Hydrochloric Acid Solutions by Anion Exchange Resins1
    Adsorption of thorium and protactinium onto different particle types: experimental findings
    Protactinium-231 Dating of Carbonates by Thermal Ionization Mass Spectrometry: Implications for Quaternary Climate Change
    Double oxides containing niobium, tantalum or protactinium. IV. Further systems involving alkali metals
    Measurement of femtogram quantities of protactinium in silicate rock samples by multicollector inductively coupled plasma mass spect...
    Crystal chemical studies of the 5f-series of elements. XVI. Identification and crystal structure of protactinium metal and of protac...
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