protactinium
英 [ˌprəʊtækˈtɪniəm] 美 [ˌproʊtækˈtɪniəm]

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

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...