-
Article
Efficient composite chlorinated ethenes removal using gallic acid to enhance Fe/Ni nanoparticles activated persulfate
As the representative volatile chlorinated hydrocarbons detected in wastewater, the removal of composite chlorinated ethenes is a major challenge in wastewater treatment. In the present study, an efficient rem...
-
Article
Open AccessEnzymatic polymerization of enantiomeric L−3,4-dihydroxyphenylalanine into films with enhanced rigidity and stability
L−3,4-dihydroxyphenylalanine is an important molecule in the adhesion of mussels, and as an oxidative precursor of natural melanin, it plays an important role in living system. Here, we investigate the effect o.....
-
Article
Hierarchical metal-peptide assemblies with chirality-encoded spiral architecture and catalytic activity
We report the coordination assembly of the ferrocene-diphenylalanine (Fc-FF) with divalent copper ions (Cu2+) into metal-peptide assemblies (MPAs) with hierarchical spiral architectures. The MPA particles are com...
-
Article
High chloroform removal using tannic acid to promote the activation of persulfate with Fe/Ni nanoparticles
Chloroform is a toxic and persistent solvent that cannot be effectively removed from the environment by actual remediation methods. Chloroform removal using persulfate activated by iron nanoparticles has been ...
-
Article
Efficient removal of chloroform in groundwater by polyethylene glycol-stabilized Fe/Ni nanoparticles
Chloroform is an harmful chlorinated hydrocarbon which is hardly degraded using actual dechlorination methods. Alternatively, carboxymethyl cellulose/zero-valent iron appears promising to degrade chlorinated h...
-
Article
Biomineralization-inspired copper-cystine nanoleaves capable of laccase-like catalysis for the colorimetric detection of epinephrine
Recently, many efforts have been dedicated to creating enzyme-mimicking catalysts to replace natural enzymes in practical fields. Inspired by the pathological biomineralization behaviour of l-cystine, in this stu...
-
Article
Ferrocene-Modified Metal–Organic Frameworks as a Peroxidase-Mimicking Catalyst
Recently, the development of enzyme-like catalysts attracts increasing attention owing to their remarkable advantages over natural enzymes. Metal organic frameworks (MOFs) are ideal candidates for building bio...
-
Article
Tannic acid enhances the removal of chloroform from water using NaOH-activated persulfate
Pollution of waters by chlorinated organic pollutants is difficult to clean using actual remediation methods because these pollutants are highly stable. For instance, chloroform (CHCl3) is poorly reactive with co...
-
Article
Open AccessPolydopamine-Assisted Fabrication of Stable Silver Nanoparticles on Optical Fiber for Enhanced Plasmonic Sensing
We present a facile and effective method for fabrication of the localized surface plasmon resonance (LSPR) optical fiber sensor assisted by two polydopamine (PDA) layers with enhanced plasmonic sensing perform...
-
Article
Investigation of fermentation conditions of biodiesel by-products for high production of β-farnesene by an engineered Escherichia coli
Recently, the research on conversion of biodiesel by-products to high value-added products has received much attention, due to the adverse effects of large accumulations of biodiesel by-products caused by the ...
-
Article
Migration of phthalates from polyvinyl chloride film to fatty food simulants: experimental studies and model application
Phthalates (PAEs) are used as plasticizer for producing food contact materials. However, PAEs can contaminate foodstuff through chemical migration and present serious environmental concerns. This study aims to...
-
Article
Tandem Biocatalysis by CotA-TJ102@UIO-66-NH2 and Novozym 435 for Highly Selective Transformation of HMF into FDCA
2,5-Furandicarboxylic acid (FDCA) is a potential biorenewable chemical for applications including plastics, polyamides, drugs, etc. The selective biosynthesis of FDCA from 5-hydroxymethylfurfural (HMF) by a sp...
-
Article
Solid-Phase Enzymatic Peptide Synthesis to Produce an Antioxidant Dipeptide
Peptide bond synthesis is favorable to the production of bioactive small peptides. However, the abuse of toxic reagents remains an issue for chemical synthesis method, whereas the low product yield and purity ...
-
Article
Open AccessHigh-Efficiency Preparation of 2,5-Diformylfuran with a Keto-ABNO Catalyst Under Mild Conditions
In this paper, we report a new catalytic system for realizing the rapid and efficient oxidation of 5-hydroxymethylfurfural (HMF). First, we used 9-azabicyclo [3.3.1]nonan-3-one-N-oxyl (keto-ABNO) as a catalyst...
-
Article
Open AccessReal-time adsorption and action of expansin on cellulose
Biological pretreatment is an environmentally safe method for disrupting recalcitrant structures of lignocellulose and thereby improving their hydrolysis efficiency. Expansin and expansin-like proteins act syn...
-
Article
Kinetically Controlled Carboxypeptidase-Catalyzed Synthesis of Novel Antioxidant Dipeptide Precursor BOC-Tyr-Ala
Recently, enzymatic peptide synthesis has drawn increasing attention due to its eco-friendly reagents and mild conditions, as compared to traditional chemical peptide synthesis. In this study, we successfully ...
-
Article
Open AccessPoly (γ-Glutamic Acid) Promotes Enhanced Dechlorination of p-Chlorophenol by Fe-Pd Nanoparticles
Nanoscale zero-valent iron (nZVI) has shown considerable promise in the treatment of chlorinated organic compounds, but rapid aggregation and inactivation hinder its application. In this study, palladium-doped...
-
Article
A Low-Cost and Easily Prepared Manganese Carbonate as an Efficient Catalyst for Aerobic Oxidation of 5-Hydroxymethylfurfural to 2,5-Diformylfuran
A low-cost and easily prepared manganese carbonate (MnCO3) has been synthesized for catalytic conversion of 5-hydroxymethylfurfural (5-HMF) to 2,5-diformylfuran (DFF). The properties and morphology of the mangane...
-
Article
Enhanced enzymatic hydrolysis of corncob by ultrasound-assisted soaking in aqueous ammonia pretreatment
Ultrasound-assisted soaking in aqueous ammonia (USAA) pretreatment with 15 wt% aqueous ammonia under low temperature (~ 60 °C) and short-time (< 12 min) low-frequency (20 kHz, 60–650 W) ultrasound has been inv...
-
Article
Open AccessMolecularly Imprinted Core-Shell CdSe@SiO2/CDs as a Ratiometric Fluorescent Probe for 4-Nitrophenol Sensing
4-Nitrophenol (4-NP) is a priority pollutant in water and is both carcinogenic and genotoxic to humans and wildlife even at very low concentrations. Thus, we herein fabricated a novel molecularly imprinted cor...
