New NMR Logging Method Uses Variable T2 Cutoff Values to Estimate Glutenite Reservoir Permeability

Researchers recently published a study in *Scientific Reports* detailing a new method for estimating permeability in glutenite reservoirs using variable T₂ cutoff values derived from nuclear magnetic resonance (NMR) logging. This approach aims to improve the accuracy of subsurface characterization by adjusting how researchers interpret rock properties, moving away from traditional, static measurement techniques.

The study addresses the complex pore structures inherent in glutenite, which often complicate standard permeability calculations. By applying variable T₂ cutoff values, the researchers account for the specific fluid distribution and pore geometry within these rock formations. This methodology utilizes NMR data to differentiate between bound and movable fluids more precisely than previous models. The findings provide a technical framework for geologists and engineers to refine their assessments of reservoir capacity and flow potential during subsurface exploration.

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Date: June 7, 2026

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GOAI