Examples of using Protactinium in English and their translations into Polish
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Protactinium, then uranium. Uranium. 92.
In less than a month, it turns into protactinium.
Protactinium pronunciation in French fr.
In 1918, they discovered the element protactinium.
Protactinium pronunciation in Dutch nl.
In less than a month it turns into protactinium.
A minute later, protactinium becomes something else.
Protactinium is one of the rarest and most expensive naturally occurring elements.
Greek'protos' for'ancester'. Protactinium is before Actinium in the periodic table.
Protactinium is a metal with silvery-gray luster that is preserved for some time in air.
He used two different procedures:in the first one, protactinium oxide was irradiated by 35 keV electrons in vacuum.
If the protactinium remains in the reactor, small amounts of U-232 are also produced.
Together with Oswald Helmuth Göhring, he discovered the radionuclide of a new element, which was later called protactinium.
Translation of protactinium protactinium is pending pronunciation in.
From the available information, it was concluded that dubnium often behaved like niobium,sometimes like protactinium, but rarely like tantalum.
There is about 500 times more protactinium in sandy soil particles than in water, even the water present in the same sample of soil.
Working with Otto Hahn, who was awarded a Nobel Prize for the discovery of atomic fission,Lise discovered several radioactive isotopes, including protactinium, which was part of the decay chain of uranium.
The maximum safe dose of protactinium in the human body is 0.03 µCi that corresponds to 0.5 micrograms of 231Pa.
Further experiments in 1992 confirmed the stability of the +5 state: Db(V) was shown to be extractable from cation-exchange columns with α-hydroxyisobutyrate,like the group 5 elements and protactinium; Db(III) and Db(IV) were not.
Shake the Protactinium Generator strongly for about 10 seconds and put it in place in front of the Radiation Monitor as is described by the photo and text above.
These are all proper inclusions, meaning that there exist recursively enumerable languages which are not context-sensitive, context-sensitive languages which are not context-free and context-free languages which are not regular. Before his death, he had decided that Sweyn was to inherit Denmark and Harald to inherit Norway.(2008). Louis was born in September or October 893, in Altötting,Bavaria. Protactinium is a chemical element with the symbol Pa and atomic number 91.
So, protactinium is more dense and rigid than thorium but is lighter than uranium, and its melting point is lower than that of thorium and higher than that of uranium.
In a simplified scenario,lithium selectively reduces protactinium salts to protactinium metal which is then extracted from the molten-salt cycle, and bismuth is merely a carrier.
Protactinium was first identified in 1913, when Kasimir Fajans and Oswald Helmuth Göhring encountered the isotope 234Pa during their studies of the decay chains of uranium-238: 238 92U→ 234 90Th→ 234 91Pa→ 234 92U.
Analysis of the relative concentrations of various uranium,thorium and protactinium isotopes in water and minerals is used in radiometric dating of sediments which are up to 175,000 years old and in modeling of various geological processes.
At room temperature, protactinium crystallizes in the body-centered tetragonal structure which can be regarded as distorted body-centered cubic lattice; this structure does not change upon compression up to 53 GPa.
In 1900, William Crookes isolated protactinium as an intensely radioactive material from uranium; however, he could not characterize it as a new chemical element and thus named it uranium-X UX.
