Giant discoveries of oil and gas fields in global deepwaters in the past 40 years and the prospect of exploration
February 2019
Deepwater exploration has been developed for more than 40 years since 1975; generally, its exploration history can be divided into the beginning stage (1975–1984), the early stage (1985–1995) and the...
Recent advances in machine learning and deep learning for total organic carbon (TOC) estimation: A comprehensive review
April 2026
Accurate estimation of total organic carbon (TOC) is central to source rock evaluation, reservoir characterization, and unconventional resource assessment. While laboratory measurements provide reliable...
Present status of Bangladesh gas fields and future development: A review
December 2019
Natural gas, played vital role as main energy source to the rapid development of Bangladesh, production and consumption has been increased drastically during last decades. Geological and geophysical...
Impact of pore confinement and adsorption on gas condensate critical properties confined in Marcellus Shale
June 2025
Gas condensate reservoirs present significant challenges in reservoir engineering due to their complex phase behavior, which is influenced by continuous compositional changes. In particular, nanopore...
Shelf edge progradation: An example from Early Cretaceous to Recent based on a seismic sequence stratigraphic framework in the Bengal Basin
December 2025
This study reconstructs the stratigraphic and tectonostratigraphic frameworks of the Bengal Basin by integrating outcrop geological observations, 2D seismic profiles, well logs, core samples, sedimentological,...
Helium resources accumulation regulations and their development prospects in China
October 2024
Helium is a globally scarce strategic resource that is relevant to national economies and the development of high-tech industries, and China primarily depends on imported helium for its industrial applications....
Diagenetic facies of the Fengcheng Formation tight reservoir in the alkaline lake sedimentary environment, the southern margin of Mahu Sag, Junggar Basin, China
February 2025
With the aim of exploring the diagenetic characteristics, influence mechanisms, and distribution of dominant diagenetic facies in the Fengcheng Formation, at the southern margin of Mahu Sag in the Junggar...
Characteristics of effective helium source rocks and releasing mechanism of helium
June 2025
Different helium source rocks exhibit varying characteristics, including differences in the content and occurrence states of precursor elements such as uranium (U) and thorium (Th). In sedimentary rocks,...
Eutrophication mechanisms and hydrocarbon potential of Cenozoic excellent source rocks in offshore China: A critical review
August 2026
Development of excellent source rocks in offshore China is closely associated with eutrophication, which provides an important foundation for the hydrocarbon generation. This review analyzes the origins...
Identification of the architecture and evolution of fluvial system using seismic geomorphology: A case study from Gulf of Thailand
February 2019
This study attempts to identify fluvial architecture and document channel and channel belt dimensions of central Pattani Basin within Upper Miocene to Holocene interval by using seismic geomorphology...
Rethinking the Ordos world-class super energy basin
April 2026
Under the global energy transformation driven by the “dual-carbon” strategy, the Ordos Basin—a national strategic resource enrichment zone—is transitioning toward an integrated carbon-neutral energy...
Petrophysical characterization and reservoir potential of the Lower Goru sandstone: A case study from the Sinjhoro Gas Field, Pakistan
June 2025
The primary method which has been traditionally used for assessing the hydrocarbon potential of reservoir rock involves analyzing petrophysical properties via well logs. Evaluating these properties...
Inter-well interference and well spacing optimization for shale gas reservoirs
October 2021
Design and optimization of well spacing is a key indicator for evaluating the development effect of shale gas reservoirs. On the basis of theoretical understanding, and after the verification by analogy,...
The new evaluation method of gas well productivity in ultra-deep fractured tight sandstone gas reservoirs: Case study of the ultra-deep fractured gas reservoir in the Kuqa Depression, Tarim Basin, China
June 2026
Ultra-deep fractured gas reservoirs in the Kuqa Depression, Tarim Basin, are generally characterized by deep burial, high formation pressure, tight matrix permeability, and multi-scale fracture systems...
Geochemical properties of helium and its origin in the Indus Basin, Pakistan
August 2025
The Indus Basin, one of Pakistan's most significant hydrocarbon provinces, is an underexplored region for helium resources. This study investigates the geochemical characteristics of helium in natural...
Discovery of Chahan strike-slip anticline and prediction of favorable gas plays in the northern Qaidam Basin, China
June 2026
For many years, the exploration of natural gas in the large structural belts of the northern Qaidam Basin has yielded unsatisfactory results, which may be related to the traditional interpretation of...
Grading evaluation of deep shale reservoirs based on Bayesian optimized LightGBM algorithm
June 2026
Conventional approaches, including multivariate regression, empirical formulas, and petrophysical models, often fail to adequately capture the complex nonlinear relationships between logging curves...
Status and prospects of deep oil and gas resources exploration and development onshore China
February 2018
Many significant breakthroughs have been made in regards to deep oil and gas exploration and development in recent years. However, a systematic analysis has not been carried out on the progress, challenges,...
Characteristics and openness evaluation of natural fractures in deep marine shale gas reservoirs: A case study of the Longmaxi Formation in Zigong area, Sichuan Basin, China
April 2026
The Zigong area in the southern Sichuan Basin has been subjected to multi-stage and multi-directional tectonic stresses, resulting in the development of natural fracture systems with multiple scales...
Research progress of hydrocarbon generation kinetics based on gold tube
February 2024
Gold tube thermal simulation experiments represent a pivotal tool in exploring hydrocarbon generation kinetics in hydrocarbon source rocks. Compared to other reaction systems, the reaction environment...
Hydrocarbon exploration in the Ordos Basin, China: Experience implications, fundamental research, and future priorities
August 2026
The Ordos Basin, China's largest hydrocarbon production base, hosts abundant petroleum resources and is characterized by diverse exploration plays. This paper systematically reviews the history of hydrocarbon...
High-temperature and high-pressure experimental investigation of interlayer-controlled water invasion in carbonate bottom-water gas reservoirs
June 2026
Carbonate bottom-water gas reservoirs commonly exhibit complex gas-water distributions, and the limited understanding of the factors controlling water invasion has hindered their efficient development....
Geological characteristics of biogenic gas formation and direction of favorable zones in the Quaternary mudstone of the Qaidam Basin, China
February 2025
Quaternary biogas is the main natural gas resource in the Qaidam Basin, where sandstone reservoirs have traditionally been the primary producers. However, reserve growth in these reservoirs has become...
Application of carbon and hydrogen isotopes in the study of natural gas origins
April 2025
Different types of natural gas exhibit distinct carbon and hydrogen isotopic compositions, making these isotopic compositions crucial indicators for identifying gas origins. With ongoing advancements...
Outcrop analogy with the subsurface geology and hydrocarbon prospectivity of Jaintiapur and adjacent areas in North-East Bangladesh
February 2023
The availability of hydrocarbons in the eastern part of Bangladesh indicates the presence of active petroleum systems in the Bengal basin. Although extensive research has been conducted in the Surma...
