Zhang Chen

ORCID: 0000-0001-5531-0872
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About
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Research Areas
  • Adsorption and biosorption for pollutant removal
  • Advanced Photocatalysis Techniques
  • Heavy metals in environment
  • Nanomaterials for catalytic reactions
  • Algal biology and biofuel production
  • Arsenic contamination and mitigation
  • Metalloenzymes and iron-sulfur proteins
  • Quantum Dots Synthesis And Properties
  • Chemical Synthesis and Analysis
  • Oxidative Organic Chemistry Reactions
  • Advanced Nanomaterials in Catalysis
  • Ammonia Synthesis and Nitrogen Reduction
  • Circular RNAs in diseases
  • Ga2O3 and related materials
  • Islamic Finance and Banking Studies
  • Microbial Natural Products and Biosynthesis
  • Coal and Its By-products
  • Phosphorus and nutrient management
  • Perovskite Materials and Applications
  • Mercury impact and mitigation studies
  • Chemical Synthesis and Reactions
  • Fluorine in Organic Chemistry
  • RNA and protein synthesis mechanisms
  • Plant Stress Responses and Tolerance
  • MicroRNA in disease regulation

Hunan University of Science and Technology
2017-2024

Donghua University
2024

Yangzhou University
2024

Northwestern Polytechnical University
2022-2023

The University of Texas at Austin
2019-2022

University of Tsukuba
2018

University of Malaya
2018

Fuzhou University
2013-2015

Shuguang Hospital
2015

Shanghai University of Traditional Chinese Medicine
2015

A simple, low‐temperature synthesis approach is reported for planting CdS‐sensitized 1D ZnO nanorod arrays on the 2D graphene (GR) sheet to obtain ternary hierarchical nanostructures, during which oxide (GO) as precursor of GR acts a flexible substrate formation arrays. The CdS‐1D ZnO‐2D hybrids can serve an efficient visible‐light‐driven photocatalyst selective organic transformations. fast electron transport nanorods, well‐known electronic conductivity GR, intense visible‐light absorption...

10.1002/adfm.201402443 article EN Advanced Functional Materials 2014-10-13

We report the self-assembly of uniform CdS nanospheres/graphene (CdS NSPs/GR) hybrid nanocomposites via electrostatic interaction positively charged nanospheres NSPs) with negatively graphene oxide (GO), followed by GO reduction a hydrothermal treatment. During this facile two-step wet chemistry process, reduced (RGO, also called GR) and intimate interfacial contact between NSPs GR sheets are achieved. Importantly, NSPs/GR exhibit much higher photocatalytic performance than bare toward...

10.1021/am4010286 article EN ACS Applied Materials & Interfaces 2013-04-18

The CdS nanowires–reduced graphene oxide nanocomposites (CdS NWs–RGO NCs) combining one-dimensional (1-D) with two-dimensional (2-D) structures are successfully synthesized by a simple and efficient electrostatic self-assembly method, followed hydrothermal reduction process. probe reactions for photocatalytic selective of aromatic nitro organics in water under visible light irradiation utilized to evaluate the photoactivity as-prepared NCs. NCs exhibit significantly enhanced as compared...

10.1021/jp400550t article EN The Journal of Physical Chemistry C 2013-03-26

Development of various strategies for controllable fabrication core-shell nanocomposites (CSNs) with highly active photocatalytic performance has been attracting ever-increasing research attention. In particular, control the ultrathin layer TiO2 shell in constructing CSNs an aqueous phase is a significant but technologically challenging issue. Here, this paper demonstrates interface assembly synthesis CdS nanospheres@TiO2 photocatalyst via electrostatic interaction negatively charged...

10.1021/am4043068 article EN ACS Applied Materials & Interfaces 2013-11-19

Efficient and economical nitrogen fixation photocatalysts are one of the most attractive goals in ammonia-demanding agricultural production. Herein, a straightforward defect engineering heterojunction strategy has been presented. Using situ solvothermal techniques, BiOBr/g-C3N4 photocatalyst with oxygen double vacancies was achieved, its NH3 yields exceeded that g-C3N4 single N-vacancy BiOBr an O-vacancy by 23.5 2.9 times, respectively. Meanwhile, efficient spatial photocarrier separation...

10.1021/acssuschemeng.3c07070 article EN ACS Sustainable Chemistry & Engineering 2024-01-23

The adsorption capacity of pristine biochar without modification is usually low. In this experiment, we comprehensively evaluated the Mn(II) by with different methods from biomass. rice straw, coconut shell, and bamboo was produced pyrolysis at 600 °C under nitrogen then modified HNO3, NaOH, Na2S, respectively. results showed that capacities these samples were in order Biochar-NaOH > Biochar-Na2S Biochar-HNO3. Among three methods, NaOH optimum for Mn(II). However, same method has effects on...

10.1021/acsomega.3c02685 article EN cc-by-nc-nd ACS Omega 2023-07-26

The high buoyancy of biochar makes its application difficult in Cd removal. In this paper, the content minerals was increased by modifying carbonate on surface using vacuum impregnation method. Enhancing precipitation between and introduced a correspondingly great number precipitates surface, leading to rapid separation buoyant biochar. physical chemical properties carbonate-modified adsorption mechanism were comprehensively studied jar tests, scanning electron microscopy–energy-dispersive...

10.1021/acsomega.1c02126 article EN cc-by-nc-nd ACS Omega 2021-07-08

We report a novel method for biological thiols detection using ssDNA/sliver nanoparticles system. The adsorbing ssDNA supplies silver high density charge to rescue from aggregation induced by salt. However, homocysteine (cysteine or glutathione) is conjugated more powerfully than AgNPs via Ag–S bond, which holds back binding surface. When salt added, occurs and the corresponding color changes yellow brown after these introduced. A sensitivity can be achieved as an amplifier assay thiols. In...

10.1039/b925683k article EN The Analyst 2010-01-01

Natural diatomite modified by acetic acid (C-D) and sodium hydroxide (Na-D) for adsorbing manganese (Mn) was studied. The construction morphology of the were then characterized different efficient accurate detection methods (Fourier transform infrared, scanning electron microscopy, Brunauer–Emmett–Teller), it proved that C-D Na-D increased surface area void volume compared to natural diatomite, modification with alkali also significantly changed structure functional groups especially in...

10.1021/acsomega.1c01204 article EN cc-by-nc-nd ACS Omega 2021-06-17

The textile industry's high-salinity wastewater presents a significant difficulty for fractioning salts and dyes. To fractionate the dyes salts, high-performance CPVC composite loose nanofiltration membrane (LNM) was fabricated by interfacial polymerization. organic phase obtained crosslinking polyethylenimine (PEI) with tannic acid (TA) gallic (GA) using TMC. resultant LNM performance enhanced adjusting coating parameters, which included TA GA concentrations as well time. study examined...

10.1039/d4ra03570d article EN cc-by-nc RSC Advances 2024-01-01

Albomycin δ2 is a sulfur-containing sideromycin natural product that shows potent antibacterial activity against clinically important pathogens. The l-serine-thioheptose dipeptide partial structure, known as SB-217452, has been found to be the active seryl-tRNA synthetase inhibitor component of albomycin . Herein, it demonstrated AbmF catalyzes condensation between 6'-amino-4'-thionucleoside with d-ribo configuration and seryl-adenylate supplied by serine adenylation AbmK. Formation followed...

10.1002/anie.201915275 article EN Angewandte Chemie International Edition 2019-12-21

HygY is a SPASM/twitch radical SAM enzyme hypothesized to catalyze the C2′-epimerization of galacamine during biosynthesis hygromycin B. This activity confirmed via biochemical and structural analysis derivatized reaction products using chemically synthesized deuterated substrate, high-resolution mass spectrometry 1H NMR. Electron paramagnetic resonance spectroscopy reduced consistent with ligation two [Fe4S4] clusters characteristic twitch subgroup. catalyzed epimerization proceeds...

10.1021/jacs.1c05727 article EN Journal of the American Chemical Society 2021-09-07
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