Influence factors of long-term stability of silica-enriched Portland cement under ultrahigh temperatures
October 2026
Downhole high-temperature and high-pressure (HTHP) conditions can cause significant deteriorations of well cement, posing a major risk to wellbore integrity. A comprehensive experimental program is...
Recent advances in polymer gels in oil and gas drilling and production engineering: A review
October 2026
Polymer gels are recognized as essential functional materials in oil and gas drilling and production engineering due to the design flexibility of their three-dimensional networks, the controllability...
Molecular dynamics study on the diffusion and dissolution of heavy oil in supercritical CO2 under high-temperature and high-pressure conditions
October 2026
CO2-assisted steam thermal recovery is an efficient CO2-enhanced oil recovery (CO2-EOR) technique, increases heavy oil production while storing CO2. To elucidate heavy oil and supercritical CO2 interactions...
An isotope-free transient kinetic approach to probe reactivity during the oxidative scission of ketones over VOX/ γ-Al2O3
October 2026
Although the oxidative scission mechanism of carbonyl compounds over alumina-supported vanadium oxides has been extensively studied, quantifying surface kinetic parameters under steady-state conditions...
Resilience simulation and optimization of China's crude oil supply chain under geopolitical disruptions
October 2026
Recurring geopolitical disruptions have intensified uncertainty in international energy supply chains, making supply chain resilience a critical dimension of energy security. Although China is a major...
Volcanically-induced sedimentary evolution of fine-grained rocks and environmental responses: A case study of the Chang 73 submember in Ordos Basin, NW China
October 2026
Volcanism is an important controlling factor for organic matter enrichment and sedimentary evolution in proximal continental lakes. Numerous studies have focused on revealing the intrinsic mechanisms...
A nano-micro-continuum framework for liquid flow in multicomponent porous media: Impact of microporosity and microscale effects
October 2026
The multiscale features of shale, along with the inherent presence of microporosity due to current imaging limitations, pose significant challenges in accurately describing oil transport behavior. Microscale...
Joint PP–PS multi-objective inversion based on exact reflection coefficients in VTI media
October 2026
With the rapid progress of unconventional oil and gas exploration, detailed characterization of reservoir anisotropy has emerged as a key focus in seismic inversion studies. Traditional pre-stack inversion...
Two robust weighted Runge-Kutta discontinuous Galerkin methods for scalar wavefield modeling
October 2026
Developing fast, efficient forward modeling methods with low numerical dispersion is an important research topic in computational geophysics. The discontinuous Galerkin (DG) method shows advantages...
A physics-data hybrid model for energy consumption prediction of hydraulic rock drills with applications in petroleum engineering
October 2026
To address the issue of high energy consumption in electro-hydraulically driven rock drills, a hybrid energy consumption prediction model integrating physics-informed and data-driven approaches is proposed....
Advances in nanomaterial-enhanced thermal conductivity of drilling fluids: Current status and future perspectives
October 2026
Efficient heat transfer from the downhole environment to the surface is a key function of drilling fluids, essential for cooling drill bits and maintaining tool reliability. Enhancing the thermal conductivity...
Laboratory testing of clayey-silty hydrate reservoir exploitation: Considering the permeability-stress coupling effect
October 2026
Elucidating the multi-field, multi-phase coupling mechanisms in submarine hydrate reservoirs is essential for releasing their energy potential. Current research gaps remain in understanding the permeability-stress...
Optimizing depressurization timing for enhancing the efficiency of geothermal-assisted co-production of gas hydrate and deep gas
October 2026
The synergistic production of gas hydrates and deep gas reservoirs assisted by the geothermal energy transport via circulating water is significantly influenced by the temporal coordination of reservoir...
An advanced comprehensive statistical physical model revealing the effect of slickwater on methane adsorption in shale
October 2026
The impact of slickwater on methane adsorption in shale reservoirs is a critical factor in hydraulic fracturing design and production prediction, but its quantitative evaluation is a common problem...
Laboratory evaluation of an inorganic gel for conformance control in high-temperature gas reservoirs
October 2026
Water invasion is a widely encountered challenge in deep fractured gas reservoirs. Gel treatment is an effective method for controlling excessive water production, yet existing gel systems cannot fully...
Glucose derived carbon spheres grafted with an oil-absorbing polymer as a composite plugging agent for oil-based drilling fluids
October 2026
A composite plugging agent, glucose-derived carbon spheres grafted with poly (methyl methacrylate-co-octadecyl methacrylate-co-styrene) (GCS-g-PMOS), was synthesized by grafting an oil-absorbing polymer...
A physics-informed adaptive radial basis neural network (PIARNN) for fractured horizontal well simulation
October 2026
Multistage fractured horizontal wells are widely applied to develop low-permeability reservoirs, where precise numerical simulation plays a vital role in reservoir management. However, the governing...
Progress and perspectives on ZSM-22-based catalysts for long-chain n-alkane hydroisomerization
October 2026
Hydroisomerization of long-chain n-alkanes holds significant value in pour point reduction and quality enhancement of fuels, the development of premium lubricants, and the industrial advancement of...
An unsupervised CNN–Transformer method for transient electromagnetic logging inversion under physical–prior constraints
October 2026
Transient electromagnetic (TEM) logging can reflect the electrical properties of formation around the borehole in the time domain, serving as an important method for detecting oil and gas reservoirs,...
First high-precision U–Pb age for the Early Jurassic Beipiao Formation (NE China): Implications for source rock deposition and the Toarcian hyperthermal event
October 2026
The Beipiao Formation in western Liaoning, northeastern China, represents one of the most important Early Jurassic organic-rich successions and is widely regarded as a potential source rock for hydrocarbons....
TOC
October 2026
OFC
October 2026
