Tight gas has become an important part of unconventional petroleum exploration and
development. The evaluation of gas content is of great significance for reservoir prediction …

Carbon capture and storage (CCS) is a promising approach to simultaneously maintaining
energy security and reducing carbon dioxide (CO 2) emissions under the current energy …

In various monitoring and detection tools that use pulsed neutron generators as radiation
sources, the gamma rays induced by the interaction with various nuclei at different stages of …

As a key parameter in the calculation of fluid saturation, cementation factor (m) is routinely
approximated using the Archie's equation. Numerous correlations and several techniques …

Accelerators have been integral to subsurface probing for decades. Tools with deuterium-
tritium (DT) generators and scintillators utilizing gamma rays from thermal neutron capture …

Large-scale underground hydrogen storage can replace fossil fuel power generation and
balance long-term and short-term energy consumption. There is still a lack of research on …

The hydrocarbons contained in shale pores are mainly free gas and adsorbed gas.
Accurately evaluating the reservoir free phase density/hydrogen index and adsorbed phase …

Carbon oxygen ratio (C/O) logging has great importance in the accurate determination of
hydrocarbon saturation in the reservoir region. This measurement is independent of the …

Accurate characterization of the size and shape of the borehole is critical to the effective
borehole correction for logging while drilling (LWD) measurements. It is also necessary for …

In this paper, the compensated neutron logging is transformed into the Thermal Neutron
Cross Section Logging (TNXS) to improve the application effect. Because the compensated …