Articles with "solvent system" as a keyword



A Universal Ternary Solvent System of Surface Passivator Enables Perovskite Solar Cells with Efficiency Exceeding 26%

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202410390

Abstract: Surface passivation is a vital approach to improve the photovoltaic performance of perovskite solar cells (PSCs), in which the passivator solvent is an inevitable but easy‐ignored factor on passivation effects. Herein, a universal ternary solvent… read more here.

Keywords: solvent; ternary solvent; surface; passivator ... See more keywords

Rationally Designed Eco-Friendly Solvent System for High-Performance, Large-Area Perovskite Solar Cells and Modules.

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Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202300728

Abstract: The important but remained issue to be addressed to achieve the mass production of perovskite solar modules include a large-area fabrication of high-quality perovskite film with eco-friendly, viable production methods. Although several efforts are made… read more here.

Keywords: eco friendly; perovskite; solvent system; large area ... See more keywords

"Sweet space" strategy for solvent system selection in countercurrent chromatography: A case study on separation of polyunsaturated fatty acids from borage oil.

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Published in 2024 at "Journal of separation science"

DOI: 10.1002/jssc.202400195

Abstract: This study presents a comprehensive strategy for the selection and optimization of solvent systems in countercurrent chromatography (CCC) for the effective separation of compounds. With a focus on traditional organic solvent systems, the research introduces… read more here.

Keywords: separation; study; system selection; strategy ... See more keywords
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Enhancing the Stability, Hydrophilicity, Mechanical and Biological Properties of Electrospun Polycaprolactone in Formic Acid/Acetic Acid Solvent System

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Published in 2019 at "Fibers and Polymers"

DOI: 10.1007/s12221-019-8795-1

Abstract: Electrospun polycaprolactone is widely used in the medical field. Formic acid/acetic acid (FA/AA) solvent system is one of the safest solvents used for the production of nano-range polycaprolactone (PCL) fibers, although it has a very… read more here.

Keywords: acid; solvent system; pcl; stability ... See more keywords

Synthesis of flavor esters by a novel lipase from Aspergillus niger in a soybean-solvent system

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Published in 2019 at "3 Biotech"

DOI: 10.1007/s13205-019-1778-5

Abstract: To find a lipase for synthesis of flavor esters in food processing, a total of 35 putative lipases from Aspergillus niger F0215 were heterologously expressed and their esterification properties in crude preparations were examined. One… read more here.

Keywords: aspergillus niger; solvent system; synthesis flavor; flavor esters ... See more keywords

Enzymatic synthesis of an ezetimibe intermediate using carbonyl reductase coupled with glucose dehydrogenase in an aqueous-organic solvent system.

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Published in 2017 at "Bioresource technology"

DOI: 10.1016/j.biortech.2016.12.098

Abstract: (4S)-3-[(5S)-5-(4-Fluorophenyl)-5-hydroxypentanoyl]-4-phenyl-1,3-oxazolidin-2-one ((S)-ET-5) is an important chiral intermediate in the synthesis of chiral side chain of ezetimibe. Recombinant Escherichia coli expressing carbonyl reductase (CBR) was successfully constructed in this study. The total E. coli biomass and… read more here.

Keywords: solvent system; aqueous organic; ezetimibe; carbonyl reductase ... See more keywords

A one-step deconstruction-separation organosolv fractionation of lignocellulosic biomass using acetone/phenoxyethanol/water ternary solvent system

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Published in 2021 at "Bioresource Technology"

DOI: 10.1016/j.biortech.2021.125963

Abstract: Abstract A novel ternary solvent system for organosolv fractionation of lignocellulosic biomass, named APW process, which is composed of acetone, phenoxyethanol and water with the advantages of monophasic deconstruction and biphasic separation of components was… read more here.

Keywords: fractionation; solvent system; ternary solvent; phenoxyethanol water ... See more keywords
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Fast CO2 hydrogenation to formic acid catalyzed by an Ir(PSiP) pincer hydride in a DMSO/water/ionic liquid solvent system

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Published in 2020 at "Catalysis Communications"

DOI: 10.1016/j.catcom.2020.106125

Abstract: Abstract Complex [IrClH{κP,P,Si-Si(Me)(C6H4–2-PiPr2)2}] (1) showed a remarkable catalytic activity for CO2 hydrogenation in a DMSO/H2O solvent system incorporating 1,2-dimethyl-3-butylimidazolium acetate ionic liquid (IL), producing 0.94 M formic acid with initial TOFs up to 1432 h−1 (CO2/H2 = 20/40 bar, 30 °C).… read more here.

Keywords: solvent system; hydrogenation; co2 hydrogenation; dmso ... See more keywords

Time-Dependent Mechanisms in Sustainable Corn Stalk Holocellulose Liquefaction: Unraveling Phase Evolution under H3PO4 Catalysis with a Binary Solvent System.

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Published in 2025 at "Biomacromolecules"

DOI: 10.1021/acs.biomac.5c01558

Abstract: To enable green valorization of agricultural waste-derived biomacromolecules, this study developed a diethylene glycol/glycerol (DEG/GI) binary solvent system under H3PO4 catalysis, investigating its synergistic liquefaction mechanisms and directional regulation potential for bio-oil production from corn… read more here.

Keywords: liquefaction; binary solvent; corn stalk; h3po4 catalysis ... See more keywords

Auto-Tandem Catalytic Reductive Hydroformylation in a CO2-Switchable Solvent System

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Published in 2022 at "ACS Sustainable Chemistry & Engineering"

DOI: 10.1021/acssuschemeng.2c00419

Abstract: Upgradation of olefin-enriched Fischer–Tropsch cuts by the synthesis of alcohols leads to drop-in-capable biosynthetic fuels with low carbon emissions. As an alternative to the conventional two-step production of long-chain alcohols, tandem catalytic systems improve the… read more here.

Keywords: system; tandem catalytic; switchable solvent; auto tandem ... See more keywords

A more sustainable synthesis approach for cellulose acetate using the DBU/CO2 switchable solvent system

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Published in 2021 at "Green Chemistry"

DOI: 10.1039/d1gc01508g

Abstract: Cellulose acetate was synthesized applying the DBU/CO2 switchable solvent system and a benign acetylating agent under mild conditions. High reagent conversion, a tunable degree of substitution and low cellulose backbone degradation were achieved. read more here.

Keywords: co2 switchable; cellulose acetate; dbu co2; switchable solvent ... See more keywords