Gamma-Ray and Neutron Spectrometer
E459084
The Gamma-Ray and Neutron Spectrometer is a scientific instrument designed to measure gamma rays and neutrons to determine the elemental composition of a planetary surface.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| Gamma Ray Spectrometer | 1 |
| Lunar Exploration Neutron Detector | 1 |
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
gamma-ray spectrometer
ⓘ
neutron spectrometer ⓘ planetary science instrument ⓘ |
| appliesTo |
airless bodies such as the Moon and asteroids
ⓘ
planetary surfaces ⓘ terrestrial planets such as Mars and Mercury ⓘ |
| basedOn |
detection of gamma rays induced by cosmic rays
ⓘ
detection of natural radioactive decay ⓘ detection of neutrons produced by cosmic-ray interactions ⓘ |
| dataUsedBy |
geochemists
ⓘ
mission planners ⓘ planetary geologists ⓘ |
| determines |
abundances of major rock-forming elements
ⓘ
abundances of trace elements ⓘ hydrogen content in the near-surface layer ⓘ |
| enables |
comparison of planetary composition with meteorites
ⓘ
investigation of volcanic and impact processes ⓘ study of planetary differentiation ⓘ |
| field |
geochemistry
ⓘ
planetary science ⓘ space exploration ⓘ |
| measures |
energy spectra of gamma rays
ⓘ
energy spectra of neutrons ⓘ gamma-ray flux ⓘ neutron flux ⓘ |
| operatesFrom |
lander platforms
ⓘ
orbit around a planetary body ⓘ rover platforms ⓘ |
| output |
elemental abundance maps
ⓘ
energy spectra data products ⓘ |
| partOf | payload of planetary exploration missions ⓘ |
| requires |
neutron detectors
ⓘ
onboard data processing electronics ⓘ radiation detectors for gamma rays ⓘ |
| sensitiveTo | depths of tens of centimeters below the surface ⓘ |
| supports |
characterization of regolith composition
ⓘ
identification of water or ice deposits ⓘ planetary resource assessment ⓘ |
| usedFor |
determining elemental composition of a planetary surface
ⓘ
mapping distribution of chemical elements on a planetary body ⓘ measuring gamma rays from a planetary surface ⓘ measuring neutrons from a planetary surface ⓘ remote geochemical analysis ⓘ supporting planetary geology studies ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Gamma Ray Spectrometer
this entity surface form:
Lunar Exploration Neutron Detector