Results 1 to 10 of about 134,803 (296)

Electrolytic pathway for upgrading waste CO2 into syngas with a carbon capture and utilization energy efficiency greater than 50% [PDF]

open access: yesnpj Materials Sustainability
Captured CO2 can either be stored or converted into a carbon-containing product. Both processes require energy to liberate CO2 from the CO2 capture solution.
Yongwook Kim   +9 more
doaj   +2 more sources

Influence of microstructure on stress corrosion cracking of X100 pipeline steel in carbonate/bicarbonate solution

open access: yesJournal of Materials Research and Technology, 2022
The stress corrosion cracking (SCC) behaviors of X100 pipeline steels with different heat-treated microstructures in carbonate/bicarbonate solution at various potentials were investigated in this study.
Song Longfei   +5 more
doaj   +2 more sources

Determination and Validation of Standard Enthalpies of Formation and Sublimation of Potassium Salts Using Solution Calorimetry and Quantum‐Chemical Calculations [PDF]

open access: yesChemistryOpen
This work aims to develop an approach for the systematic determination of the formation and sublimation enthalpies of inorganic compounds using the examples of potassium bicarbonate, potassium carbonate, and potassium formate.
Zohreh Amanollahi   +4 more
doaj   +2 more sources

Optimization of uranium alkaline leaching from the solid waste sample containing high fluoride and nitrate by response surface methodology experimental design [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
Carbonate solution is used for the alkaline leaching of uranium from solid waste. Time, temperature, stirring speed (independent parameters) and total carbonate concentration, carbonate to bicarbonate ratio, and the ratio of liquid eluent volume to solid
M. Haji Hosseini   +7 more
doaj   +1 more source

Effect of Nutrient Solution Composition on Bio-Cemented Sand

open access: yesCrystals, 2021
Microbial-induced carbonate precipitation is an environmentally friendly foundation treatment technology that effectively improves soil engineering performance. The various nutrient components of liquid curing compounds significantly influence the curing
Shihua Liang   +3 more
doaj   +1 more source

The kinetics of hydrogen peroxide reduction on rare earth doped UO2 and SIMFUEL

open access: yesFrontiers in Materials, 2022
The electrochemical reduction of hydrogen peroxide has been studied in sodium chloride solutions containing various anions (bicarbonate/carbonate, sulphate) on Gd-UO2, Dy-UO2 and a SIMFUEL (UO2 doped to simulate spent nuclear fuel).
Ziyan Zhu   +6 more
doaj   +1 more source

Plastics in the marine environment: Could the seawater indicate a path for waste management?

open access: yesSustainable Chemistry for the Environment, 2023
Despite the versatility of polymeric materials (plastic), they generate significant impacts on the environment. The actual plastic recycling system presents some unsolved issues since, worldwide, only a portion of this material is collected for recycling.
Cassiane Oro   +5 more
doaj   +1 more source

Highly Efficient Removal of CO2 Using Water-Lean KHCO3/Isopropanol Solutions

open access: yesAtmosphere, 2022
The use of aqueous carbonate as an inorganic absorbent is not only inexpensive but also stable and environmentally friendly. However, the regeneration processes for aqueous carbonate sorbents require high regeneration heat duty; this energy intensity ...
Lei Wang   +11 more
doaj   +1 more source

Stabilized dispersive soil with calcium bicarbonate formed by pseudo-karstification

open access: yesYantu gongcheng xuebao, 2021
The dispersive soil has the engineering characteristics of dispersivity and loss in water. It is often stabilized by lime, cement, etc. But these stabilized materials are easy to cause certain damage to the environment.
GAO Ce , YANG Xiu-juan , QIU Wei-zhao , FAN Heng-hui , LIU Jing , WANG Jun-jie
doaj   +1 more source

Increasing the production of gas condensate by using ammonium carbonate salts [PDF]

open access: yesE3S Web of Conferences, 2021
The work is devoted to the problem of increasing gas condensate production in gas condensate fields. It was found that ammonium carbonate salts, in the absence of calcium chloride type waters, interact with carbonate rocks, increase the permeability of ...
Dmytrenko Viktoriia   +4 more
doaj   +1 more source

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