Browsing by Subject "Carbon dioxide"
Now showing items 1-20 of 76
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A critical review of CO2 photoconversion: Catalysts and reactors
(2014 , Article)Photocatalytic conversion of CO2 to either a renewable fuel or valuable chemicals, using solar energy has attracted more and more attention, due to the great potential to provide an alternative clean fuel and solve the ... -
A Flexible Gastric Gas Sensor Based on Functionalized Optical Fiber
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)We present a gastric gas sensor based on conjoined dual optical fibers functionalized with sensitive optical dyes for sensing gases in both fluidic and gaseous environments. The sensor aims to sense various concentrations ... -
A mathematical model for carbon fixation and nutrient removal by an algal photobioreactor
( Elsevier Ltd , 2016 , Article)A comprehensive mathematical modeling method for Chlorella vulgaris (Cv) has been developed to assess the influence of nutrient concentration (total nitrogen TN= 28-207 and total phosphorus TP= 6-8mgL 1) and irradiation ... -
A reliable and cost-effective planning framework of rural area hybrid system considering intelligent weather forecasting
( Elsevier Ltd , 2021 , Article)The use of hybrid systems for electrification of remote areas has been increased dramatically in recent years, and the optimal sizing of these systems is a significant challenge for cost-effectiveness and reliability. This ... -
A sensitivity analysis approach to identify key environmental performance factors
( Hindawi Publishing Corporation , 2014 , Article)Life cycle assessment (LCA) is widely used in design phase to reduce the product's environmental impacts through the whole product life cycle (PLC) during the last two decades. The traditional LCA is restricted to assessing ... -
A Smart Colorimetric Platform for Detection of Methanol, Ethanol and Formic Acid
( MDPI , 2022 , Article)Carbon dioxide (CO2 ) is a greenhouse gas in the atmosphere and scientists are working on converting it to useful products, thereby reducing its quantity in the atmosphere. For converting CO2, different approaches are used, ... -
A template-catalyzed: In situ polymerization and co-assembly strategy for rich nitrogen-doped mesoporous carbon
( Royal Society of Chemistry , 2018 , Article)N-doped mesoporous carbon materials are greatly useful in adsorption, catalysis and energy storage. Controlled synthesis of such materials with both high nitrogen content and desired pore structures remains a great challenge. ... -
A theoretical study of gas adsorption on calcite for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on calcite (104) has been studied by means of Density Functional Theory for molecular characterization of Enhanced Gas Recovery (EGR) CO2 injection. Results show ... -
A theoretical study of gas adsorption on calcite for CO2 enhanced natural gas recovery
( European Association of Geoscientists and Engineers, EAGE , 2019 , Conference)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on calcite (104) has been studied by means of Density Functional Theory, in order to investigate the molecular characterization of Enhanced Gas Recovery (EGR) ... -
A theoretical study of gas adsorption on α-quartz (0 0 1) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2020 , Article)The adsorption of gas molecules (CO2, CH4, H2O, H2S and N2) on the “dense” (0 0 1) surface of α-quartz has been investigated by means of Density Functional Theory (DFT) for the molecular characterization of Enhanced Gas ... -
Ab-Initio Molecular Dynamics investigation of gas adsorption on α-quartz (001) for CO2 enhanced natural gas recovery
( Elsevier B.V. , 2021 , Article)In this work, the interaction of methane and carbon dioxide on α-quartz with surface 001, with a siloxane termination (dense) surface was investigated by means of Ab-Initio Molecular Dynamics. Different temperatures were ... -
Adsorption of CO2 on Cu/SiO2 nano-catalyst: Experimental and theoretical study
( Elsevier B.V. , 2022 , Article)Copper-based silica is a promising catalyst for several reaction pathways for CO2 conversion to hydrocarbons. The activity of this catalyst in terms of conversion and product selectivity is affected by CO2 adsorption, ... -
Application note—A novel, low-cost pH-controlled solenoid-based CO2 dosing device for microalgal and cyanobacterial cultivation systems
( Elsevier B.V. , 2024 , Article)This application note proposes a novel, low-cost, pH-controlled solenoid-based CO2 dosing device for microalgal and cyanobacterial cultivation systems. The device consists of an Arduino-Uno microcontroller, a (ph-4502c) ... -
Assessment of CexZryHfzO2 based oxides as potential solar thermochemical CO2 splitting materials
( Elsevier Ltd , 2016 , Article)In this paper, we report the synthesis, characterization, and assessment of CexZryHfzO2 (CZH) materials for solar thermochemical splitting of CO2 in up to 20 consecutive thermochemical cycles. CZH materials with different ... -
Carbamate Formation and Amine Protonation Constants in 2-Amino-1-Butanol–CO2–H2O System and Their Temperature Dependences
( Springer New York LLC , 2018 , Article)The apparent protonation constant of an amino butanol (AB) and its carbamate formation constant in the CO2–H2O–AB system were determined at T = 298.15–328.15 K, and at various ionic strengths up to 0.2 mol·L−1 by potentiometric ... -
Carbon dioxide (CO2) capture: Absorption-desorption capabilities of 2-amino-2-methyl-1-propanol (AMP), piperazine (PZ) and monoethanolamine (MEA) tri-solvent blends
( Elsevier B.V. , 2016 , Article)In this study, highly concentrated tri-solvent blends containing 2-amino-2-methyl-1-propanol (AMP), piperazine (PZ) and monoethanolamine (MEA) were experimentally investigated for their potential capabilities in carbon ... -
Carbon dioxide adsorption based on porous materials
( Royal Society of Chemistry , 2021 , Article Review)Global warming due to the high concentration of anthropogenic CO2in the atmosphere is considered one of the world's leading challenges in the 21stcentury as it leads to severe consequences such as climate change, extreme ... -
Carbon dioxide EGR and sequestration in mature and immature shale: Adsorption study
( Elsevier B.V. , 2020 , Article)Recently, CO2 sequestration in different shale formations has become an attractive option owing to the abundance of shale basins. However, these formations have different maturity levels and contain a variety of minerals ... -
CO 2 adsorption studies on Prussian blue analogues
( Elsevier Inc. , 2012 , Article)Carbon dioxide (CO2) adsorption capacities of several Prussian blue (PB) analogues have been studied using the state-of-the-art Rubotherm® sorption apparatus to obtain adsorption and desorption isotherms of these compounds ... -
Co-precipitation synthesized nanostructured Ce0.9Ln0.05Ag0.05O2−δ materials for solar thermochemical conversion of CO2 into fuels
( Springer , 2020 , Article)Synthesis, characterization, and application of Ce0.9Ln0.05Ag0.05O2−δ materials (where, Ln = La, Pr, Nd, Sm, Gd, Tb, Dy, Er) for the thermochemical conversion of CO2 reported in this paper. The Ce0.9Ln0.05Ag0.05O2−δ materials ...
