9,618 Results Found

Supercritical CO₂ (ScCO₂) emulsion has attracted lots of attention, which could benefit both climate control via CO₂ storage and industry revenue through significantly increased oil recovery simultaneously. Historically, aqueous soluble surfactants h...

Addressing escalating energy demands and greenhouse gas emissions in the oil and gas industry has driven extensive efforts in carbon capture and utilization (CCU), focusing on power plants and industrial facilities. However, utilizing CO₂ as a raw ma...

Plasma technology reaches rapidly increasing efficiency in catalytic applications. One such application is the splitting reaction of CO₂ to oxygen and carbon monoxide. This reaction could be a cornerstone of power-to-X processes that utilize electric...

The utilization of carbon dioxide (CO₂) offers an effective approach for alleviating the carbon-reduction pressures associated with fossil energy consumption. However, studies on the use of CO₂ as an auxiliary agent in water treatment to enhance the...

Carbon Capture, Utilization and Storage (CCUS) technology is one of the most practical means to meet zero greenhouse gas emission goal of the Paris Agreement and to ensure profitability, which could achieve permanent sequestration of CO₂. Due to the...

The production of bio-based succinic acid through microbial CO₂ fixation and conversion has gained significant attention as a promising approach to mitigate greenhouse gas emissions. However, the low CO₂ utilization efficiency limits the efficient bi...

Global warming is an existential threat to humanity and the rapid energy transition, which is required, will be the defining social, political and technical challenge of the 21st century. Practical experience and research results of recent years have...

Perovskite-type oxides (ABO₃) are a highly versatile class of materials. They are compositionally flexible, as their constituents can be chosen from a wide range of elements across the periodic table with a vast number of possible combinations. This...

The increasing concentration of anthropogenic CO₂ in the atmosphere is causing a global environmental crisis, forcing significant reductions in emissions. Among the existing CO₂ capture technologies, microalgae-guided sequestration is seen as one of...

CO₂ has characteristic properties and reactions at the converter smelting temperature, and the chemical reaction between CO₂ and elements such as C and Si in the molten pool has bubble proliferation and cooling effects, which can effectively improve...

CO₂ corrosion remains a critical challenge for the safe and reliable operation of Carbon Capture, Utilization, and Storage (CCUS) infrastructure. This review summarizes CO₂ corrosion implications from material selection, exposure time, CO₂ phase beha...

Emission reduction in the main greenhouse gas, CO₂, can be achieved efficiently via CO₂ geological storage and utilization (CCUS) methods such as the CO₂ enhanced oil/water/gas recovery technique, which is considered to be an important strategic tech...

Carbon capture and utilization (CCU) may offer a response to climate change mitigation from major industrial emitters. CCU can turn waste CO₂ emissions into valuable products such as chemicals and fuels. Consequently, attention has been paid to petro...

The dry conversion of CO₂ into CO and O₂ provides an attractive path for CO₂ utilization which allows for the use of the CO produced for the synthesis of valuable hydrocarbons. In the following work, the CO₂ conversion is driven by an arc discharge a...

Homogeneous CaCO₃ microspheres were controllably synthesized via a simple hydrothermal method without using extraneous additives by Ca(OH)₂ saturated solution reacted with CO₂ storage material (CO₂SM), which was obtained by absorbing CO₂ gas in a sys...

A multi-aspect analysis of low-pressure catalytic hydrogenation of CO₂ for methanol production is reported in the first part (part I) of this paper. This includes an extensive review of distinguished low-pressure catalytic CO₂-hydrogenation systems....

The resource endowment structure of being coal-rich and oil-poor makes China’s production of coal-based ammonia and urea, with a low production cost and a good market, a competitive advantage. However, the process suffers from high CO₂ emission...

Nuclear magnetic resonance (NMR) and high-pressure mercury injection (HPMI) have been widely used as common characterization methods of pore-throat. It is generally believed that there is a power function relationship between transverse relaxation ti...

This multi-disciplinary paper aims to provide a roadmap for the development of an integrated, process-intensified technology for the production of H₂, NH₃ and NH₃-based symbiotic/smart fertilizers (referred to as target products) from renewable feeds...

Underground gas storage reservoirs (UGSRs) are used to keep the natural gas supply smooth. Native natural gas is commonly used as cushion gas to maintain the reservoir pressure and cannot be extracted in the depleted gas reservoir transformed UGSR, w...

Production of synthetic natural gas (SNG) offers an alternative way to valorize captured CO₂ from energy intensive industrial processes or from a dedicated CO₂ grid. This paper presents an energy-efficient way for synthetic natural gas production usi...

The CCUS industry is developing rapidly worldwide, and its projects are gradually transitioning from single-section initiatives to whole-industry applications. Capture targets have expanded from power plants and natural gas processing to include stee...

Using iron and steel slags as feedstock for a mineral carbonation reaction using carbon dioxide gas is an excellent technique because they are easily accessible, contribute to land pollution, and have a reasonable quantity of lime and magnesia. The r...

The direct activation of diluted CO₂ in argon was studied in a co-axial dielectric barrier discharge (DBD) reactor powered by photovoltaic energy. The influence of the initial CO₂ and argon concentration on the CO₂ decomposition to form CO was invest...

Study on the resource utilization of CO₂ is important for the reduction of CO₂ emissions to cope with global warming and bring a beneficial metallurgical effect. In this paper, research on CO₂ utilization in the sintering, blast furnace, converter, s...

Co-utilization of carbon sources in microbes is an important topic in metabolic engineering research. It is not only a way to reduce microbial production costs but also an attempt for either improving the yields of target products or decreasing the f...

CO₂ emission is deemed to be mainly responsible for global warming. To reduce CO₂ emissions into the atmosphere and to use it as a carbon source, CO₂ capture and its conversion into valuable chemicals is greatly desirable. To reduce the transportatio...

This article introduces the recent research status of CO₂ adsorption materials and effective ways of CO₂ resource utilization. Molecular sieves have the advantages of a large specific surface area, a wide pore size range, recyclability, and good chem...

Six different perovskite-type oxides were investigated with respect to their ability for methanol synthesis via H₂ and CO₂: Fe-, Mn-, and Ti-based perovskites were prepared with and without Cu doping. For assessment, the catalysts were subjected to p...

Marine microalgae are regarded as potential feedstock because of their multiple valuable compounds, including lipids, pigments, carbohydrates, and proteins. Some of these compounds exhibit attractive bioactivities, such as carotenoids, ω-3 poly...

The reforming of natural gas with steam and CO₂ is commonly referred to as mixed reforming and considered a promising route to utilize CO₂ in the production of synthetic fuels and base chemicals such as methanol. In the present study, the mixed refor...

The utilization of resources plays a crucial role in mitigating the environmental pollution issue that improper disposal of construction and demolition waste (CDW) causes. However, the slow growth of the recycled building materials market limits the...

Carbon dioxide (CO₂) emissions resulting from natural gas flaring are significant contributors to atmospheric greenhouse gases, posing a substantial risk to the Earth’s climate by exacerbating global warming. As a response, both the oil industr...

Combining chemical looping with a traditional fuel conversion process yields a promising technology for low-CO₂-emission energy production. Bridged by the cyclic transformation of a looping material (CO₂ carrier or oxygen carrier), a chemical looping...

To our knowledge, the potential use of CO₂ as a heat-transmitting fluid for cooling applications in power plants has not been explored very extensively. In this paper, we conduct a theoretical analysis to explore the use of CO₂ as the heat transmissi...

Cupriavidus necator H16 is a non-pathogenic Gram-negative betaproteobacterium that can utilize a broad range of renewable heterotrophic resources to produce chemicals ranging from polyhydroxybutyrate (biopolymer) to alcohols, alkanes, and alkenes. Ho...

Recent knowledge in chemistry has enabled the material utilization of greenhouse gas (CO₂) for the production of organic carbonates using mild reaction conditions. Organic carbonates, especially cyclic carbonates, are applicable as green solvents, el...

The utilization of thermal energy from co-produced water during natural gas production offers a promising pathway to enhance energy efficiency and reduce carbon emissions. This study proposes a techno-economic evaluation model to assess the feasibili...

The integrated CO₂ capture and utilization coupled with the reverse water-gas shift reaction (ICCU-RWGS) presents an alternative pathway for converting captured CO₂ into CO in situ. This study investigates the effectiveness of three calcium-based mat...

Co-pyrolysis technology is considered to be one of the most promising methods for the sustainable utilization of biomass wastes, as it can realize waste reduction and convert wastes into high-value-added products with little impact on the environment...

Introduction: Survivors of colorectal cancer (CRC) are at risk for late effects of therapy and recurrence of cancer. With recurrence rates ranging between 30–40%, follow-up care is needed for both early detection and management of late effects....

Addressing the environmental challenges posed by CO₂ emissions is crucial for mitigating global warming and achieving net-zero emissions by 2050. This study compares CO₂ storage (CCS) and utilization (CCU) technologies, highlighting the benefits of i...

The present work investigates the production of sodium bicarbonate in combination with the co-utilization of saline brine and carbon capture, utilization, and sequestration (CCUS). The use of ammonia in the traditional Solvay process could be elimina...

In this paper, an innovative multi-phase strategy is developed and numerically tested to optimize CO₂ utilization and storage in an oil reservoir to support low carbon transition. In the first phase, the water-alternating-gas (WAG) injection is condu...

The microscopic pore structure of tight sandstone reservoirs significantly influences the characteristics of CO₂ flooding after water flooding. This research was conducted using various techniques such as casting thin sections, high-pressure mercury...

This study focused on free carbon dioxide (H₂CO₃) contained in volcanic hot spring water. It was clarified whether free carbon dioxide can be emitted into the atmosphere and increase the CO₂ concentration in greenhouses by using the incubation method...

In the salt lake industry, large amounts of steamed ammonia liquid waste are discharged as byproducts. The conversion of the residues into high value-added vaterite-phase calcium carbonate products for industrial applications is highly desirable. In...

CO₂ mineralization (aka mineral carbonation) is a promising method for the chemical sequestration of CO₂ via reaction with oxides of alkaline or alkaline-earth metals to form carbonates. It has documented advantages over similar technological solutio...

This study pioneers the application of an induction heating fluidized bed (IH-FB) to dry methane reforming (DRM), establishing an efficient novel process for CO₂ utilization. Synergistic induction heating is achieved by utilizing eddy-current loss he...

This study introduces a novel methodology to calculate the carbon dioxide (CO₂) emission reduction related to residual emissions, calculating the CO₂ emission reduction through a 2 MW (40 tCO₂/day) carbon capture and utilization (CCU) plant installed...