Richard Wilson relates how the rare, highly radioactive, highly toxic element protactinium puzzled chemists for a long time, and was discovered and named twice from two different isotopes before ...

Atomic Number: 91 Atomic Symbol: Pa Atomic Weight: 231.03588 Melting Point: 2,862 F (1,572 C) Boiling Point: 7,232 F (4,000 C) Word Origin: The word protactinium comes from the Greek protos, meaning ...

In 1980, the International Atomic Energy Agency (IAEA) observed that protactinium, a chemical element generated in thorium reactors, could be separated and allowed to decay to isotopically pure ...

Thorium is being touted as a potential wonder fuel. Proponents believe that this element could be used in a new generation of nuclear-power plants to produce relatively safe, low-carbon energy with ...

BEIJING, June 5 (Xinhua) -- A research team led by Chinese scientists has synthesized a new isotope protactinium-210 for the first time, which is currently the most neutron-deficient isotope of ...

In 1980, the International Atomic Energy Agency (IAEA) observed that protactinium, a chemical element generated in thorium reactors, could be separated and allowed to decay to isotopically pure ...

Researchers from the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences and their collaborators have synthesized a new isotope—protactinium-210—for the first time. It is the most ...

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Chemists have recently explored protactinium's multiple resemblances to more completely understand the relationship between the transition metals and the complex chemistry of the early actinide ...

Thorium Power Has a Protactinium Problem | RealClearScience In 1980, the International Atomic Energy Agency (IAEA) observed that protactinium, a chemical element generated in thorium reactors, could ...

Many of us are often told we bear a resemblance to another member of our family — for instance, that we have our mother’s nose or our father’s eyes. Chemical elements on the periodic table also have ...

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