Assertion: deuterium | /r/HasProperty | heavier isotope of hydrogen
Facets:
Source sentences:
text: The plasma is made of deuterium, a heavier isotope of hydrogen, and the goal is to bring it to temperatures and pressures at which colliding nuclei can fuse to form helium.
text: Deuterium is a heavier isotope of hydrogen which has, in addition to its one proton, a neutron that roughly doubles the mass of the hydrogen atom.
text: Deuterium is a heavier isotope of hydrogen which has, in addition to its one proton, a neutron that roughly doubles the mass of the hydrogen atom.