TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

NUCLEAR MAGNETIC RESONANCE LOR [1 record]

Record 1 1989-08-30

English

Subject field(s)
  • Geophysics
  • Geological Prospecting
DEF

The open-hole well log that measures the free protons present in a few inches of rock near the well bore. It is in limited commercial use to measure permeability in sandstone and effective porosity in carbonates.

French

Domaine(s)
  • Géophysique
  • Prospection géologique
CONT

[La] diagraphie de résonance magnétique nucléaire (NML) (...) ne fait pas appel à une propriété de radioactivité du noyau mais à une propriété gyromagnétique. Certains noyaux se comportent en effet comme des aimants en rotation sur eux-mêmes. C'est le cas en particulier des protons, (...).

Spanish

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