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Link to Subject Category
cabin display devices (spacecraft) - 19
cabin pressurization (aircraft) - 05
cabin pressurization (life support) - 54
cabin pressurization (spacecraft) - 18
CAD (computer aided design) - 61
calculus - 64
CAM (computer aided manufacturing) - 61
cameras - 35
cams - 37
canard aerodynamics - 02
capacitors - 33
capture devices (spacecraft) - 18
carbon fiber materials - 24
carburetors (aircraft engines) - 07
cardiac physiology (human) - 52
cargo air transport operations - 03
cargo handling (aircraft) - 03
cargo handling (spacecraft) - 16
cargo transportation (aircraft) - 03
cargo transportation (spacecraft) - 16
cartography - 43
cascade aerodynamics - 02
Cassegrain optics - 74
catabatic winds (also katabatic) - 47
catalysts (chemical) - 25
catalysts (propellants) - 28
cathode ray tubes (aircraft systems) - 06
cathode ray tubes (electrical design) - 33
cathode ray tubes (spacecraft systems) - 19
cavitation - 34
celestial bodies (observation) - 89
celestial body orbits - 90
celestial body physical properties - 90
celestial body trajectories - 90
celestial mechanics - 90
celestial motion (observation) - 89
celestial navigation (aircraft) - 04
celestial navigation (spacecraft) - 17
cements - 27
central processing unit (CPU) - 60
centrifugal compressors (aircraft) - 07
centrifugal compressors (non-aircraft) - 37
centrifugal motion effects - 52
centrifugal pumps - 37
ceramic engines - 37
ceramic materials - 27
ceramic matrix composites - 24
cermets - 26
chaos - 70
charge-coupled devices - 33
checkout facilities (aircraft) - 09
checkout facilities (space) - 14
checkout systems (aircraft) - 09
checkout systems (space) - 14
chemical analysis techniques - 23
chemical analysis - 25
chemical energy conversion devices - 44
chemical engineering - 25
chemical evolution - 55
chemical lasers - 36
chemical manufacturing - 23
chemical power sources (spacecraft) - 20
chemical processing (general) - 23
chemical properties of alloys - 26
chemical properties of metals - 26
chemical properties of nonmetallic materials - 27
chemical properties of propellants and fuels - 28
chemical propulsion engines (aircraft) - 07
chemical propulsion engines (spacecraft) - 20
chemiluminescence - 25
chemistry (general) - 23
chemistry of compounds - 25
chemistry of elements - 25
chips (integrated circuits) - 33
chlorophyll concentration - 48
chokes (electric, electronic) - 33
chromatography (application) - 25
chromosphere (solar) - 92
chronobiology (animal and plant) - 51
circadian rhythm (animal and plant) - 51
circadian rhythm (human) - 52
circuit simulation (integrated circuits) - 33
circuit theory - 33
cis-lunar space environment - 91
civil aeronautical law - 84
civil engineering - 31
cladding - 37
clean rooms (aircraft manufacturing and test facilities) - 09
clean rooms (general) - 38
clean rooms (space) - 14
cleaners - 27
clear air turbulence (aircraft safety) - 03
clear air turbulence (meteorology) - 47
climate change - 47
climate models - 47
climate prediction - 47
climate variability - 47
climatology - 47
clinical chemistry - 52
closed ecological systems - 54
cloud cover analysis - 47
cloud patterns - 47
cloud seeding - 47
clouds (meteorology) - 47
clustered rockets - 20
clutches - 37
coatings - 37
cockpit display devices - 06
coding techniques (computer programming) - 61
coherent light - 74
collision avoidance (aircraft control) - 04
collision avoidance (aircraft safety) - 03
collision avoidance (spacecraft) - 17
collocation methods - 64
columns - 39
combinations of launch vehicles and space vehicles - 15
combined loads - 39
combustion chambers (spacecraft) - 20
combustion characteristics (propellants and fuels) - 28
combustion chemistry - 25
combustion controllability (propellants and fuels) - 28
combustion in microgravity (propellants and fuels) - 28
combustion instability (propellants and fuels) - 28
combustion kinetics (propellants and fuels) - 28
combustion kinetics - 25
combustion of propellants and fuels - 28
combustion physics - 25
combustion processes - 25
combustion products - 28
combustion theory - 25
combustors (aircraft) - 07
combustors (spacecraft) - 20
comet exploration - 91
comets (characteristics and composition) - 91
comets (observation) - 89
command and control of spacecraft - 17
commercial launch vehicles - 15
commercial pollution - 45
commercial spaceflight (operations) - 16
commercial spaceflight (regulation) - 84
communication satellites - 18
communications (general) - 32
communications blackouts (electromagnetic interference) - 32
communications blackouts (reentry) - 17
communications coding - 32
communications computer systems - 62
communications equipment - 32
communications interference - 32
communications networks (aircraft) - 04
communications networks (space) - 17
communications networks (theory and techniques) - 32
communications noise - 32
communications satellite operational problems - 32
communications system (aircraft) - 04
communications systems (space) - 17
communications systems (theory and techniques) - 32
communications techniques - 32
communications theory - 32
compasses - 06
compilers (software) - 61
composite material formation (space processing) - 29
composite materials - 24
compressible flow (aerodynamics) - 02
compressible flow (general) - 34
compression ignition engines (aircraft) - 07
compression ignition engines (non-aircraft) - 37
compression loads - 39
compression strength (metallic materials) - 26
compression strength (nonmetallic materials) - 27
compression strength (structural) - 39
compression - 39
compressors (aircraft engines) - 07
computational fluid dynamics - 34
computational grids - 64
computer aided design (CAD) - 61
computer aided manufacturing (CAM)(Engineering) - 31
computer aided manufacturing (CAM) - 61
computer architecture - 61
computer buffers - 60
computer display devices - 60
computer graphics (hardware) - 60
computer graphics (software) - 61
computer hardware design - 60
computer hardware - 60
computer interfacing equipment - 60
computer manufacturing - 60
computer memory devices - 60
computer networks - 62
computer operations - 60
computer peripheral equipment - 60
computer printers - 60
computer processing of Earth resources data - 43
computer programming - 61
computer routines - 61
computer sciences (general) - 59
computer software - 61
computer storage devices - 60
computer storage techniques - 60
computer systems engineering - 62
computer systems - 62
computer time sharing - 62
computer vision - 63
computerized simulation (general) - 61
computers (hardware) - 60
condensed matter physics - 76
conductivity (solid state) - 76
cones (structures) - 39
confinement (effects, human) - 52
confinement (psychological effects, human) - 53
congressional legislation - 84
Consol/Consolan navigation system - 04
containerless processing - 29
containers - 37
contamination control - 45
continental drift - 46
contract procurement - 81
contract supervision - 81
control effectiveness (aircraft) - 08
control effectiveness (spacecraft) - 18
control position indicators (aircraft) - 06
control position indicators (spacecraft) - 19
control surface aerodynamics - 02
control surface interactions (aircraft) - 08
control systems design (spacecraft) - 18
control systems design - 63
control theory - 63
control towers - 09
convection - 34
convergence (mathematics) - 64
converters - 33
cooling systems (aircraft engines) - 07
copyright regulations - 82
Coriolis forces (aerodynamics) - 02
Coriolis forces (meteorology) - 47
Coriolis forces (physiological effects, human) - 52
coronagraphs - 35
coronal mass ejections (solar) - 92
corrosion - 26
cosmic dust - 90
cosmic noise - 90
cosmic radiation - 93
cosmology - 90
cost analysis - 83
cost effectiveness studies - 83
countdown - 15
crack propagation - 39
cracks - 39
crash test facilities - 09
crashworthiness (aircraft) - 03
craters (Earth) - 42
craters (extraterrestrial) - 91
creep strength (metallic materials) - 26
creep strength (nonmetallic materials) - 27
crew evaluation - 53
crew training - 53
critical field curves of superconducting materials - 76
critical path method - 81
critical temperatures of superconducting materials - 76
crop disease detection - 43
crop forecasts - 43
cryogenic propellants - 28
cryogenics - 31
crystal defects - 76
crystal growth (general) - 76
crystal growth (space processing) - 29
crystal structure (metallic materials) - 26
crystal structure (nonmetallic materials) - 27
crystal structure (semiconductors) - 76
crystallography - 76
crystals (electronic applications) - 33
crystals (metallic) - 26
crystals (nonmetallic) - 27
culturing, cell (exobiology) - 55
cybernetics - 63
cyclones - 47
cylinders (structures) - 39
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