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*Neutron Spectrometer System (neutron spectrometer used to measure hydrogen abundance) *Advanced Neutron Measurements (neutron spectrometer used to measure surface composition)

*²H Deuterium (single electron, single proton, single neutron) **Undergoes immediate Neutron Decay to become Tritium(³H)

...he neutron radiation from the moon as it orbited. It found back scattered neutron energy consistent with hydrogen but only at the poles. Water was further c

...afnium is used in nuclear fission reactor control rods because of its high neutron absorption cross section.

| [[Institute for Space Research]] || [[LEND]] Lunar Exploration Neutron Detector || [[Dr. Igor Mitrofanov]] [http://lunar.gsfc.nasa.gov/missions/le

...d two electrons. The less common isotope Helium-3 has two protons and one neutron. ...f the element [[Helium]], consisting of a nucleus with two protons and one neutron. The approved abbreviation (for physics use) for Helium-3 is ³H

...] || NASA [[Lunar Reconnaissance Orbiter]] || [[LEND]] Lunar Exploration Neutron Detector || [[Dr. Igor Mitrofanov]] [http://lunar.gsfc.nasa.gov/missions/le

...pe of the element Helium, consisting of a nucleus with two protons and one neutron.

...in JSC-1 are listed in Table 2. These data were averaged from instrumental neutron activation analyses (INAA) performed on three samples. The samples, loaded