Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The form of the hydrogen molecule in which the two nuclei have antiparallel spin; about 25% of hydrogen at room temperature.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

para- +‎ hydrogen

Examples

  • The melting and boiling points of parahydrogen are about 0. 1°C lower than those of normal hydrogen.

    Hydrogen

  • If they are oriented in opposite directions, it is _parahydrogen_.

    Unwise Child

  • Hyperpolarisation involves transferring the magnetism of parahydrogen to molecules, making them more visible to nuclear magnetic resonance, an important research tool in chemistry, and

    The Engineer - News

  • Hyperpolarisation with parahydrogen is a technique developed at York University that can, it is claimed, dramatically increase the sensitivity of MRI, the scanning technology widely used in hospitals.

    The Engineer - News

  • The melting and boiling points of parahydrogen are about 0. 1°C lower than those of normal hydrogen. isotope of hydrogen, H, is known as Protium, the other two isotopes are Deuterium (a proton and a neutron) and Tritium (a protron and two neutrons).

    Featured Articles - Encyclopedia of Earth

  • "Indeed," he rambled on, "Treadmore babbled for Heaven knows how long on the relative occurrence of parahydrogen and orthohydrogen on

    Unwise Child

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.