14 Result(s)
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Chengzhou Zhu
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Open AccessBiomimetic single Al-OH site with high acetylcholinesterase-like activity and self-defense ability for neuroprotection
Neurotoxicity of organophosphate compounds (OPs) can catastrophically cause nervous system injury by inhibiting acetylcholinesterase (AChE) expression. Although artificial systems have been developed for indir...
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Metal atom do**-induced S-scheme heterojunction boosts the photoelectric response
Carrier migration path and driving forces are two crucial factors for charge separation of heterojunction with efficient photoelectric response from the thermodynamic and kinetic perspectives, respectively. Co...
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Single-atom nanozymes with axial ligand-induced self-adaptive conformation in alkaline medium boost chemiluminescence
Mimicking the structure of natural enzymes for designing advanced alternatives provides great opportunities to address the bottleneck of enzyme-involved chemiluminescence (CL). Herein, according to theoretical...
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Protein trap-engineered metal-organic frameworks for advanced enzyme encapsulation and mimicking
Immobilizing enzymes within metal-organic frameworks (MOFs) enables enzymes to against extreme environments. However, these MOF shells are just like armors, protective but heavy, which shield the enzymes from ...
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Atomically dispersed N-coordinated Fe-Fe dual-sites with enhanced enzyme-like activities
Replacement of enzymes with nanomaterials such as atomically dispersed metal catalysts is one of the most crucial steps in addressing the challenges in biocatalysis. Despite the breakthroughs of single-atom ca...
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Open AccessIron-Imprinted Single-Atomic Site Catalyst-Based Nanoprobe for Detection of Hydrogen Peroxide in Living Cells
A facile ion-imprinting method (IIM) is used to synthesize the isolated Fe-N-C single-atomic site catalyst (IIM-Fe-SASC), which mimics the natural enzyme-l...
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Open AccessTuning Atomically Dispersed Fe Sites in Metal–Organic Frameworks Boosts Peroxidase-Like Activity for Sensitive Biosensing
The two functional groups (nitro and amino) were introduced into MIL-101(Fe) for tuning the atomically dispersed metal active sites.
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Open AccessSecondary-Atom-Do** Enables Robust Fe–N–C Single-Atom Catalysts with Enhanced Oxygen Reduction Reaction
Secondary-atom-doped strategy was proposed to synthesize single-atom electrocatalyst.
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Nanozyme Enhanced Colorimetric Immunoassay for Naked-Eye Detection of Salmonella Enteritidis
Salmonella Enteritidis is a major public health threat of global proportions, while it is still a serious challenge to develop point-of-care detection assay. In this study, nanozymes (Fe-MOF nanoparticles) were s...
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Multifunctional SnO2/3D graphene hybrid materials for sodium-ion and lithium-ion batteries with excellent rate capability and long cycle life
SnO2 is a promising material for both Li-ion and Na-ion batteries owing to its high theoretical capacities. Unfortunately, the electrochemical performance of SnO2 is unsatisfactory because of the large volume cha...
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Template-directed synthesis of nitrogen- and sulfur-codoped carbon nanowire aerogels with enhanced electrocatalytic performance for oxygen reduction
Heteroatom do**, precise composition control, and rational morphology design are efficient strategies for producing novel nanocatalysts for the oxygen reduction reaction (ORR) in fuel cells. Herein, a cost-e...
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Aqueous-phase synthesis of Ag-TiO2-reduced graphene oxide and Pt-TiO2-reduced graphene oxide hybrid nanostructures and their catalytic properties
We demonstrate an aqueous solution method for the synthesis of a Ag-TiO2-reduced graphene oxide (rGO) hybrid nanostructure (NS) in which the Ag and TiO2 particles are well dispersed on the rGO sheet. The Ag-TiO2-...
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One-step electrochemical approach to the synthesis of Graphene/MnO2 nanowall hybrids
We have demonstrated a one-step and effective electrochemical method to synthesize graphene/MnO2 nanowall hybrids (GMHs). Graphene oxide (GO) was electrochemically reduced to graphene (GN), accompanied by the sim...
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Open AccessOne-step, solvothermal synthesis of graphene-CdS and graphene-ZnS quantum dot nanocomposites and their interesting photovoltaic properties
The synthesis of graphene-semiconductor nanocomposites has attracted increasing attention due to their interesting optoelectronic properties. However the synthesis of such nanocomposites, with decorated partic...
