Natural gamma ray log
Natural gamma ray spectrometry log
Natural gas
Negative separation
N electrode
Net hydrocarbon porosity feet
Net overburden
Net overburden pressure
Net pay
Net sand thickness
Neutron
Neutron activation
Neutron capture cross section
Neutron detector
Neutron generator
Neutron interactions with matter
Neutron Lifetime Log
Neutron log
Neutron source
Noise
Noise logging
Nonconformity
Normal curve
Normal device
Normal formation pressure
Normalize
Normal pore pressure
Normal (pore) pressure gradient
Nuclear
Nuclear cement log
Nuclear cross section
Nuclear flow log
Nuclear log
Nuclear magnetic resonance
Nuclear magnetic resonance log
Nuclear magnetism log
Nucleus
Nuclide