Results 21 to 30 of about 1,641,615 (299)

Thermodynamic Performance Analyses and Optimization of Dual-Loop Organic Rankine Cycles for Internal Combustion Engine Waste Heat Recovery

open access: yesApplied Sciences, 2019
Waste heats of an internal combustion engine (ICE) are recovered by a dual-loop organic Rankine cycle (DORC). Thermodynamic performance analyses and optimizations are conducted with 523.15⁻623.15 K exhaust gas temperature (Tg1).
Zhong Ge   +4 more
doaj   +1 more source

Assessing the potential of carbon dioxide valorisation in Europe with focus on biogenic CO2

open access: yes, 2022
Art. 101219, 16 S.This study investigates the theoretical potential and limitations of carbon dioxide sources for technical valorisation approaches. On the one hand the emission of greenhouse gases, especially CO2, must be rigorously reduced in order to ...
Rodin, V.   +3 more
core   +1 more source

Development of an efficient 3AP-DMEA-butanol-water phase change absorbent for CO_2 capture

open access: yes能源环境保护
Controlling CO_2 emissions from low-concentration sources like coal-fired power plants and steel mills is crucial for achieving "carbon neutrality" . Amine-based CO_2 capture technology is a leading contender for industrial application.
HONG Shumin   +5 more
doaj   +1 more source

Highly conjugated 2D COF/MOF composites for bifunctional electrocatalytic alkaline HER and OER with enhanced activity and stability [PDF]

open access: yesIndustrial Chemistry & Materials
Electrocatalytic water splitting, consisting of the anodic oxygen evolution reaction (OER) and cathodic hydrogen evolution reaction (HER), represents a promising renewable energy technology for producing ultra-high purity hydrogen through efficient ...
Yang Liu   +5 more
doaj   +1 more source

From biogas upgrading to CO2 utilization and waste recycling: A novel circular economy approach [PDF]

open access: yes, 2021
Herein a novel process to synergize biogas upgrading, CO2 utilization and waste recycling is proposed. Our study emerges as a promising strategy within the circular economy.
Price, Cameron A. H.   +14 more
core   +1 more source

An improved correlation to determine minimum miscibility pressure of CO2–oil system

open access: yesGreen Energy & Environment, 2020
An accurate and reliable estimation of minimum miscibility pressure (MMP) of CO2–oil system is a critical task for the design and implementation of CO2 miscible displacement process.
Guangying Chen   +5 more
doaj   +1 more source

Formate dehydrogenases for CO2 utilization

open access: yesCurrent Opinion in Biotechnology, 2022
New measures for reducing atmospheric CO2 are urgently needed. Formate dehydrogenases (FDHs, EC 1.17.1.9) catalyze conversion of CO2 to formate (HCOO-) via a reverse catalytic ability. This enzymatic conversion of CO2 represents a novel first step approach for biocatalytic carbon capture and utilization targeting both CO2 reduction and substitution of ...
Calzadiaz-Ramirez, Liliana   +1 more
openaire   +2 more sources

Photoreduction of CO2 in the presence of CH4 over g-C3N4 modified with TiO2 nanoparticles at room temperature

open access: yesGreen Energy & Environment, 2021
CO2 reduction under simulated sunlight over photocatalysts has become an attractive researcher area recently. In this work, carbon nitride compounds modified by TiO2 nanoparticles (TNPs) have been used for the photoreduction of CO2 in the presence of CH4
Ming Chen   +9 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Immobilization of genetically engineered whole-cell biocatalysts with periplasmic carbonic anhydrase in polyurethane foam for enzymatic CO2 capture and utilization

open access: yes, 2020
Carbonic anhydrase (CA), an enzyme that catalyzes the hydration of CO2, has been considered an attractive green catalyst for bioinspired CO2 capture and utilization.
Jo B.H., Kim S., Moon H., Cha H.J.
core   +1 more source

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