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
Hamiltonian functions - 67
handling of propellants and fuels - 28
handling qualities (aircraft) - 08
handling qualities (spacecraft) - 18
hangar facilities - 09
harmonic analysis (mathematics) - 64
heads-up displays (aircraft) - 06
heads-up displays (spacecraft) - 19
heat exchangers (aerospace applications) - 34
heat pipes (aerospace applications) - 34
heat pumps - 37
heat shields (aerospace applications) - 34
heat sinks (aerospace applications) - 34
heat transfer - 34
heat treatment of metals - 26
heating, ventilation, and air conditioning (HVAC) - 37
helicopter aerodynamics - 02
helicopter design - 05
helicopter ground resonance - 05
helicopter performance - 05
helicopter rotor dynamics - 05
heliophysics - 92
heliosphere - 92
helmets - 54
hibernation - 51
high energy physics - 77
high energy propellants and fuels - 28
high speed aerodynamics - 02
high temperature effects (human) - 52
high temperature test facilities (aircraft) - 09
high temperature test facilities (space) - 14
Highly Maneuverable Aircraft Technology (HiMAT) - 05
Hilbert spaces - 67
histories of aeronautics and space programs - 99
holes (electron deficiencies) - 76
holography - 35
honeycomb materials - 24
honeycomb structures - 39
horizon sensors (aircraft) - 06
horizon sensors (spacecraft) - 19
hovercraft aerodynamics - 02
Hubble telescope - 89
human behavior - 53
human factors engineering - 54
human productivity in space - 54
hurricanes - 47
hybrid computers - 60
hybrid energy conversion devices - 44
hybrid propellant rocket engines - 20
hybrid propellants and fuels - 28
hybrid vehicles - 85
hydraulic fluids - 27
hydraulic system (aircraft) - 05
hydraulic systems (general) - 37
hydraulic systems (spacecraft) - 18
hydraulics - 34
hydrazine propellants - 28
hydrides - 28
hydrodynamics - 34
hydrofoil vehicles - 85
hydrogels - 27
hydrogen embrittlement - 26
hydrogen propellants and fuels - 28
hydrology - 43
hydromagnetics (astrophysics) - 90
hydromagnetics (plasma physics) - 75
hydrosphere studies - 46
hydrostatics - 34
hypergolic propellants - 28
hypersonic aerodynamics - 02
hypoxia (human) - 52
