DAN
E86323
DAN is a neutron-detecting scientific instrument on NASA's Curiosity rover used to measure subsurface hydrogen and infer the presence of water on Mars.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
neutron spectrometer
→
scientific instrument → spacecraft instrument → |
| activeModeDescription |
uses pulsed neutron generator to irradiate subsurface
→
|
| carriedBy |
Curiosity rover
NERFINISHED
→
|
| collaboratingCountry |
Russia
→
|
| contributesTo |
mapping of subsurface hydrogen along Curiosity traverse
→
|
| dataProduct |
subsurface hydrogen abundance
→
water-equivalent hydrogen content → |
| dataUse |
constrain subsurface composition and structure
→
identify hydrogen-rich layers or deposits → |
| depthSensitivity |
up to about 1 meter below Martian surface
→
|
| developedWith |
Russian Space Research Institute (IKI)
→
|
| environment |
Martian surface and subsurface
→
|
| fieldOfView |
subsurface beneath and near the rover
→
|
| fullName |
Dynamic Albedo of Neutrons
→
|
| hostPlanet |
Mars
→
|
| hostSpacecraft |
Mars Science Laboratory Curiosity rover
NERFINISHED
→
|
| landingDateOnMars |
2012-08-06
→
|
| launchDate |
2011-11-26
→
|
| launchVehicle |
Atlas V 541
→
|
| location |
Gale Crater on Mars
→
|
| measurementType |
epithermal neutrons
→
neutron albedo → thermal neutrons → |
| missionOperator |
Jet Propulsion Laboratory
→
|
| missionPhase |
surface operations
→
|
| mountedOn |
Curiosity rover chassis
→
|
| operatedOn |
Mars
→
|
| operationalMode |
active mode
→
passive mode → |
| partOfMission |
Mars Science Laboratory
NERFINISHED
→
|
| passiveModeDescription |
measures natural background neutrons from cosmic rays
→
|
| powerSource |
Curiosity rover power system
→
|
| primaryFunction |
detect subsurface hydrogen
→
measure neutron flux from Martian surface and subsurface → |
| relatedInstrument |
HEND on Mars Odyssey
→
|
| scientificDiscipline |
astrobiology
→
geophysics → planetary science → |
| scientificGoal |
infer presence of water or hydrated minerals on Mars
→
|
| senses |
neutrons scattered from Martian regolith
→
|
| spaceAgency |
NASA
→
|
| supportsInvestigation |
characterization of Martian subsurface water distribution
→
search for past or present habitable environments on Mars → |
| targetBody |
Mars
→
|
| usesDetectorType |
helium-3 neutron detectors
→
proportional counters → |
Referenced by (2)
| Subject (surface form when different) | Predicate |
|---|---|
|
Curiosity rover
→
|
instrument |
|
Mars Science Laboratory
→
|
scienceInstruments |