Atoms are very small. They have a radius of around 1 × 10-10 metres.

All three isotopes of hydrogen have identical chemical properties. This is because the number of electrons determines chemical properties, and all three isotopes have one electron in their atoms.

Create a Physics World account to get access to all available digital issues of the monthly magazine. Your Physics World ...

Atoms in amorphous materials or tilted crystals ... et al. The electronic structure at the atomic scale of ultrathin gate oxides. Nature 399, 758–761 (1999). CAS Google Scholar Chau, R.

Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came ... which would be expected if the atoms in the gold were like a plum pudding. But every now and then, a ...

Heavy water is a form of water with a unique atomic structure and properties coveted ... for the existence both of heavy water and of isotopes—atoms of an element that have the same number ...

But in the early 1930s, scientists discovered that some atomic nuclei – the center ... and its most common isotope has 70 neutrons. Isotopes are atoms of the same element that have a different ...