Composite capture cross section of the formation (Schlumberger thermal decay time tool)

Input(s)

τ\tau: Time Required for Neutron to Diminish to 37%37 \% (s)

Output(s):

г: Composite Capture Cross Section of Formation (dimensionless)

Formula(s)

Σ=4.55τ\Sigma=\frac{4.55}{\tau}

Reference(s)

Bassiouni, Z., 1994, Theory, Measurement, and Interpretation of Well Logs. SPE Textbook Series Vol. 4. Chapter 9, Page: 181 .


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