The actual boiling point of radon is -61.7˚C. An estimate would lie midway between -100˚C and -50˚C based on the shape of the graph.

The hot metal wires will burn away if any oxygen from air is present in the lamp. Argon, krypton and xenon are very unreactive. They replace the air inside the lamp, preventing the metal wire from ...

In 1869, Mendeleev's first periodic table did ... the lighter noble gases he would typically ignore any additional volatile components. On one occasion, however, he collected the gas remaining ...

Source: FactSet Markets Diary: Data on U.S. Overview page represent trading in all U.S. markets and updates until 8 p.m. See Closing Diaries table for 4 p.m. closing data. Sources: FactSet ...

This study was led by Prof. Xinhua Peng and Prof. Min Jiang who have been devoted to developing spin-based quantum technologies for the detection of weak magnetic fields for many years. The ...