NASA Scientific and Technical Information (STI) Program
Collect, organize, provide access, and preserve NASA's research and development published results
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Link to Subject Category
gages (general) - 35
galactic evolution - 90
galactic radiation - 93
galactic structure - 90
galaxies (astrophysics) - 90
galaxies (observation) - 89
galaxy clusters - 90
Galerkin method - 64
game theory - 66
gamma rays (space) - 93
gamma rays (theory) - 73
gamma-ray astronomy - 89
gas absorption - 25
gas dynamics - 34
gas flow - 34
gas forces - 34
gas giant planets - 91
gas heat transfer - 34
gas lasers - 36
gas mechanics - 34
gas turbine engines (aircraft) - 07
gaseous film cooling - 34
gaseous reactions - 25
gaskets - 37
gasoline engines (aircraft) - 07
gasoline engines (non-aircraft) - 37
gas-solid reactions - 25
gas-surface interactions - 25
gas-surface reactions - 25
gauge field theory - 77
gears - 37
gelled propellants and fuels - 28
general circulation models (atmosphere) - 46
general circulation models (ocean) - 48
generators (applications) - 44
generators (electrical design) - 33
genetics (animal and plant) - 51
genetics (human) - 52
geochemistry - 46
geodesy (physics) - 46
geodesy (remote sensing) - 43
geographical information systems - 82
geological exploration - 43
geological survey - 43
geological surveys - 46
geology (Earth structure) - 46
geology (general) - 42
geomagnetism - 46
geometrical optics - 74
geometry - 67
geomorphology - 46
geophysical energy conversion devices - 44
geophysical satellites - 18
geophysical sensors (applications) - 46
geophysical sensors (design and techniques) - 35
geophysics - 46
geosciences - 42
geothermal resources - 43
glaciology - 46
glass fiber reinforced plastics - 24
glass formation (space processing) - 29
glass lasers - 36
glass materials - 27
glider aerodynamics - 02
gliders (sailplanes, hang gliders) - 05
global communications - 32
global meteorology - 47
global position system (surface navigation) - 85
global positioning systems (aircraft) - 04
global positioning systems (spacecraft) - 17
global warming - 47
glues - 27
government/industry relationships - 84
graph theory - 67
graphic arts - 82
graphite - 27
gravitational anomalies (terrestrial) - 46
gravitational collapse (astrophysics) - 90
gravitational effects (biological, animal and plant) - 51
gravitational effects (biological, human) - 52
gravitational effects (exobiology) - 55
gravitational effects (orbital effects on launch vehicles and spacecraft) - 13
gravitational theory (astrophysics) - 90
gravitational theory (terrestrial) - 46
gravitational waves (astrophysics) - 90
gravitational waves (terrestrial) - 46
gravity simulators - 14
greases - 27
greenhouse effect (atmospheric physics) - 46
greenhouse effect (pollution aspects) - 45
grid refinement (mathematics) - 64
grinding - 37
ground based and space based radar for air navigation - 04
ground based data acquisition stations - 17
ground based data acquisition systems - 17
ground based tracking stations - 17
ground based tracking systems - 17
ground control approach (GCA) systems - 04
ground effect machine aerodynamics - 02
ground effect machines - 85
ground support equipment (aircraft) - 09
ground support equipment (space) - 14
ground support facilities (aircraft) - 09
ground support facilities (space) - 14
ground support systems (aircraft) - 09
ground support systems (space) - 14
ground support vehicles (aircraft) - 09
ground support vehicles (space) - 14
ground truth - 43
group behavior - 53
group theory - 67
guidance system design (aircraft) - 04
guidance system design (spacecraft) - 17
gyroscopes (aircraft) - 06
gyroscopes (design and operation) - 35
gyroscopes (spacecraft) - 19
