A5024515567- Advanced biosensing and bioanalysis techniques
- Advanced Nanomaterials in Catalysis
- Electrochemical sensors and biosensors
- Electrocatalysts for Energy Conversion
- Electrochemical Analysis and Applications
- Nanocluster Synthesis and Applications
- Advanced Photocatalysis Techniques
- Advanced battery technologies research
- Organic Electronics and Photovoltaics
- Conducting polymers and applications
- Fuel Cells and Related Materials
- Biosensors and Analytical Detection
- Catalytic Processes in Materials Science
- Perovskite Materials and Applications
- Organic Light-Emitting Diodes Research
- Analytical Chemistry and Sensors
- MXene and MAX Phase Materials
- Nanowire Synthesis and Applications
- Ga2O3 and related materials
- Carbon and Quantum Dots Applications
- Nanoplatforms for cancer theranostics
- Gas Sensing Nanomaterials and Sensors
- Carbon dioxide utilization in catalysis
- Cholinesterase and Neurodegenerative Diseases
- Crystallography and molecular interactions
Wuhan Institute of Technology
2019-2025
Chinese Academy of Sciences
2005-2022
Central China Normal University
2022
China University of Petroleum, Beijing
2022
Institute of High Energy Physics
2022
Changchun Institute of Applied Chemistry
2016-2018
University of Chinese Academy of Sciences
2016-2018
State Key Laboratory of Polymer Physics and Chemistry
2016-2018
High Magnetic Field Laboratory
2018
Institute of Solid State Physics
2018
Abstract The traditional luminol–H 2 O electrochemiluminescence (ECL) sensing platform suffers from self‐decomposition of H at room temperature, hampering its application for quantitative analysis. In this work, the first time we employ iron single‐atom catalysts (Fe‐N‐C SACs) as an advanced co‐reactant accelerator to directly reduce dissolved oxygen (O ) reactive species (ROS). Owing unique electronic structure and catalytic activity Fe‐N‐C SACs, large amounts ROS are efficiently produced,...
Abstract Single‐atom alloys (SAAs) have ignited a surge of unprecedented interest as the advanced nanomaterials and opened many opportunities for wide applications. Herein, 3D porous aerogels comprising ionic liquid (IL) functionalized PdBi SAA building blocks with atomically dispersed Bi on Pd nanowires (IL/Pd 50 1 ) are synthesized accelerated gelation kinetics, which could serve high‐efficiency electrocatalysts ethanol oxidation reaction (EOR). Benefiting from unique structures including...
The investigations on the generation, separation, and interfacial-redox-reaction processes of photoinduced carriers are paramount importance for realizing efficient photoelectrochemical (PEC) detection. However, sluggish interfacial reactions photogenerated carriers, combined with need appropriate photoactive layers sensing, remain challenges construction advanced PEC platforms. Here, as a proof concept, well-defined Fe single-atom catalysts (Fe SACs) were integrated surface semiconductors,...
The conventional cathodic electrochemiluminescence (ECL) always requires a more negative potential to trigger strong emission, which inevitably damages the bioactivity of targets and decreases sensitivity specificity. In this work, iron single-atom catalysts (Fe–N–C SACs) were employed as an efficient co-reaction accelerator for first time achieve impressively emission luminol–H2O2 ECL system at ultralow potential. Benefiting from distinct electronic structure, Fe–N–C SACs exhibit remarkable...
In conventional luminol electrochemiluminescence (ECL) systems, hydrogen peroxide and dissolved oxygen are employed as typical co-reactants to produce reactive species (ROS) for efficient ECL emission. However, the self-decomposition of limited solubility in water inevitably restrict detection accuracy luminous efficiency system. Inspired by ROS-mediated mechanism, first time, we used cobalt-iron layered double hydroxide co-reaction accelerator efficiently activate generate ROS enhancing...
Accelerating the migration of interfacial carriers in a heterojunction is paramount importance for driving high-performance photoelectric responses. However, inferior contact area and large resistance at interface limit eventual performance. Herein, we fabricated an S-scheme involving 2D/2D dual-metalloporphyrin metal-organic framework with metal-center-regulated CuTCPP(Cu)/CuTCPP(Fe) through electrostatic self-assembly. The ultrathin nanosheet-like architectures reduce carrier distance,...
The development of potential-resolved electrochemiluminescence (ECL) systems with dual emitting signals holds great promise for accurate and reliable determination in complex samples. However, the practical application such is hindered by inevitable mutual interaction mismatch between different luminophores or coreactants. In this work, first time, precisely tuning oxygen reduction performance M–N–C single-atom catalysts (SACs), we present a luminol ECL system employing endogenous dissolved...
Improving the sensitivity in electrochemiluminescence (ECL) detection systems necessitates integration of robust ECL luminophores and efficient signal transduction. In this study, we report a novel nanoprobe (Zr-MOF) that exhibits strong stable emission by incorporating aggregation-induced ligands into Zr-based metal–organic frameworks (MOFs). Meanwhile, designed high-performance modulator through implementation well-designed controlled release system with self-on/off function. ZnS quantum...
Engineering isolated metal sites resembling the primary coordination sphere of metallocofactors enables atomically dispersed materials as promising nanozymes. However, most existing nanozymes primarily focus on replicating specific while neglecting other supporting cofactors within active pockets, leading to reduced electron transfer (ET) efficiency and thus inferior catalytic performances. Herein, we report a metal-organic framework UiO-67 nanozyme with iron sites, which involves multiple...
Energy level mismatches between semiconductors and cocatalysts often induce carrier recombination, limiting photocatalytic photoelectrochemical (PEC) efficiency. Here, we integrate Pt nanocluster-Fe single-atom pairs with CuO to regulate both solid-solid solid-liquid interfaces in PEC systems. Experimental theoretical analyses reveal that an Ohmic contact at the CuO/Pt interface accelerates electron extraction, while Pt-to-Fe charge transfer enhances oxygen reduction Fe sites, collectively...
Developing of a new noble-metal-free catalyst to replace Pt-based catalysts the oxygen reduction reaction (ORR) both in alkaline and acidic conditions is extremely significant for fuel cell. In this paper, based on pyrolysis an inexpensive precursor cobalt dithiolene (a S4-chelate complex) simultaneously reduced graphene oxide (GO) as support matrix, high-efficiency hybrid consisting Co3S4 nanoparticles encapsulated porous sulfur doped (referred Co3S4-S/G) was fabricated. The obtained at 800...
A highly active electrocatalyst in the whole pH range for oxygen reduction reaction (ORR) is produced by employing g-C3N4 assisted metal–organic frameworks (MOF) of C3N4@NH2-MIL-101 as precursor. By pyrolyzing hybrid at 700 °C, could be easily transformed into an abundant iron and nitrogen codoped porous carbon skeleton. The selective use a support template plays critical role facilitating formation architecture with high surface area rich N content. obtained catalyst C3N4@NH2-MIL-101-700...
Benefiting from the maximum atom-utilization efficiency and distinct structural features, single-atom catalysts open a new avenue for design of more functional catalysts, whereas their bioapplications are still in infancy. Due to advantages, platinum single atoms supported by cadmium sulfide nanorods (Pt SAs-CdS) synthesized build an ultrasensitive photoelectrochemical (PEC) biosensing platform. With decoration Pt SAs, PEC signal CdS is significantly boosted. Furthermore, theory calculations...
At present, enzyme-mediated signal amplification strategies have been widely applied in photoelectrochemical (PEC) biosensing systems, while the introduction of natural enzymes onto surface photoelectrodes inevitably obstructs electron transfer due to their insulating properties as proteins, leading severe damage photocurrent. In this work, PdPt bimetallic nanozymes with efficient peroxidase-like activity were used alternatives and amplified PEC signals via enzymatic reaction remarkable...
Abstract It remains a great challenge to replace platinum‐based catalysts with earth‐abundant materials accelerate the sluggish oxygen reduction reaction (ORR) at cathode, which is crucial for future commercialization of fuel cells. Owing high catalytic activity, long‐term durability and low cost, transition metal‐nitrogen‐carbon (M−N/C, M=Fe, Co, Ni, Mn, etc) have been widely recognized as most promising non‐precious metal (NPMCs) ORR. In this review, recent understanding ORR mechanism...
In electrochemiluminescence sensing platforms, co-reaction accelerators are specific materials used to catalyze the dissociation of co-reactants into active radicals, which can significantly boost ECL emission luminophores. Deep insight correlation between structure and performance will guide rational design highly accelerators, is imperative for constructing sensitive reliable biosensors. this review, a brief introduction about basic mechanisms based on co-reactant pathway presented. After...
Abstract Self‐powered sensing systems (SPSSs) are critical components in smart portable electronic devices. Zinc‐air batteries (ZABs) as promising energy devices provide a great opportunity to develop novel SPSS for applications owing the merit of high open‐circuit potential. Herein, hierarchically porous single‐atom iridium embedded nitrogen‐doped carbon (SA‐Ir/NC) is reported an efficient catalyst oxygen reduction reaction (ORR) neutral ZABs, enabling SPSSs towards glucose detection with...
Luminol-dissolved O2 electrochemiluminescence (ECL)-sensing platforms have been widely developed for sensitive and reliable detection, while their actual ECL mechanisms are still in controversy due to the involved multiple reactive oxygen species (ROS). Different from structural complexity of nanomaterials, well-defined single-atom catalysts (SACs) as coreaction accelerators will provide great prospects investigating mechanism at atomic level. Herein, two carbon-supported nickel SACs with...