Zhenni Wang

ORCID: 0000-0002-7876-1171
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About
Contact & Profiles
Research Areas
  • Advanced Photocatalysis Techniques
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Electrocatalysts for Energy Conversion
  • Ammonia Synthesis and Nitrogen Reduction
  • Quantum Dots Synthesis And Properties
  • Nanocluster Synthesis and Applications
  • Copper-based nanomaterials and applications
  • Biosensors and Analytical Detection
  • Ga2O3 and related materials
  • Advanced biosensing and bioanalysis techniques
  • Electromagnetic wave absorption materials
  • Metamaterials and Metasurfaces Applications
  • Nanomaterials for catalytic reactions
  • Hybrid Renewable Energy Systems
  • MXene and MAX Phase Materials
  • Advanced Antenna and Metasurface Technologies
  • Perovskite Materials and Applications
  • Advanced battery technologies research
  • Integrated Energy Systems Optimization
  • Water-Energy-Food Nexus Studies
  • Carbon and Quantum Dots Applications
  • CO2 Reduction Techniques and Catalysts
  • Electric Power System Optimization
  • Pickering emulsions and particle stabilization
  • Nanoplatforms for cancer theranostics

Xidian University
2019-2025

Fuzhou University
2024

Hohai University
2021-2023

Zhejiang University of Technology
2019-2022

Xi'an Jiaotong University
2014-2019

China XD Group (China)
2014-2019

Taiyuan University of Science and Technology
2018

State Key Laboratory of Multiphase Flow in Power Engineering
2017

Liaoning Normal University
2014-2016

Frontier Science Foundation
2014-2015

Creating high-energy facets on the surface of catalyst nanocrystals represents a promising method for enhancing their catalytic activity. Herein we show that crystal etching as reverse process growth can directly endow nanocrystal surfaces with facets. The key is to avoid significant modification energies by capping effects from solvents, ions, and ligands. Using Cu nanocubes starting material, have successfully demonstrated creation in metal controlled chemical etching. etched enriched...

10.1021/acsnano.6b00602 article EN ACS Nano 2016-03-14

The Haber–Bosch (HB) process has provided most of commercial ammonia at the expense high energy consumption and CO2 emission. Nitrate electroreduction is showing great potential as an alternative route for green scale-up synthesis ambient conditions. However, performance lagged due to lack efficient electrocatalysts. In this work, we present facile uniform Cu nanodisks with exposed (111) facets highly active electrocatalyst electrochemical synthesis, delivering a yield 2.16 mg mg–1cat h–1...

10.1021/acsmaterialslett.2c00149 article EN ACS Materials Letters 2022-03-08

Synthesis of anisotropic nanostructures from materials with isotropic crystal structures often requires the use seeds containing twin planes to break crystalline symmetry and promote preferential growth. Controlling twinning in is therefore critically important for high-yield synthesis many nanostructures. Here, we demonstrate a unique strategy induce metal growth by taking advantage large lattice mismatch between two metals. By using Au-Cu as an example, show, both theoretically...

10.1021/acsnano.5b00475 article EN publisher-specific-oa ACS Nano 2015-03-06

The electrocatalytic nitrate conversion of ammonia at ambient conditions provides not only a solution for restoring the imbalance in global nitrogen cycle but also sustainable alternative Haber-Bosch process. However, large-scale and efficient application denitrification has been limited by lack active catalysts with high selectivity reduction to N2. In this work, we present one-step processed synthetic strategy low temperature prepare carbon-nanobelts-supported uniform Cu Pd nanoclusters....

10.1021/acsami.2c09357 article EN ACS Applied Materials & Interfaces 2022-06-28

Abstract Efficient and affordable price bifunctional electrocatalysts based on transition metal oxides for oxygen hydrogen evolution reactions have a balanced efficiency, but it remains significant challenge to control their activity durability. Herein, trace Ru (0.74 wt.%) decorated ultrathin CoOOH nanosheets (≈4 nm) supported the surface of nickel foam (Ru/CoOOH@NF) is rationally designed via an electrochemically induced strategy effectively drive electrolysis alkaline overall water...

10.1002/smll.202311884 article EN Small 2024-02-27

Size- and shape-focusing of palladium nanocrystals have been successfully achieved through the Ostwald ripening process induced by a redox reaction.

10.1039/c5sc01787d article EN cc-by-nc Chemical Science 2015-01-01

Synthesis of metal nanoframes has been great interest for their open structures and high fractions active surface sites, which gives rise to outstanding performance in catalysis. In this work, Pd with well-defined have successfully prepared by directly excavating solid nanocrystals. The success synthesis mainly relies on the fine control over oxidative etching regrowth rates. Due different rates at three typical types sites (e.g., corners, edges, faces), removal atoms can be controlled a...

10.1021/acsnano.6b06491 article EN ACS Nano 2016-11-28

A novel fluorescence immunoassay protocol, using high quantum yield of carbon dots as fluorescent labels, was developed for rapid quantitative determination the model analyte human immunoglobulin G.

10.1039/c4ay00717d article EN Analytical Methods 2014-01-01

As a sustainable and widely available source of clean energy, solar energy has great potential for solving the aforementioned issues. Nanofluids (NFs)‐based direct absorption collectors can convert into thermal which been applied in energy‐thermal conversion wastewater purification. However, low photothermal modulation efficiency NFs limits industrialization collectors. Herein, Fe 3 O 4 @Au composite structure is constructed using coprecipitation method. The effect different parameters, such...

10.1002/solr.202300269 article EN Solar RRL 2023-05-12

The electrocatalytic nitrate reduction to hydroxylamine (NH2OH) is a challenging catalytic process that has gained significant attention. However, its performance hindered by the low selectivity of electrocatalysts. Here, intermetallic PtSn nanosheets with p–d orbital hybridization have been synthesized, which significantly enhances NH2OH. Faradaic efficiency NH2OH reaches maximum 82.83 ± 1.55% at −0.10 V versus reversible hydrogen electrode (vs RHE), and yield achieves 6.15 0.32 mmol h–1...

10.1021/acsnano.5c00544 article EN ACS Nano 2025-03-09

Au–Pd alloy surfaces have been fabricated on preformed Pd nanocrystals for highly active and selective alkyne semihydrogenation reactions.

10.1039/c6mh00478d article EN Materials Horizons 2017-01-01

Transition metal element doping into semiconducting materials has been a promising method for the preparation of active photocatalysts efficient use solar energy. In this study, we report facile synthesis Fe doped SrWO4 nanoparticles by solvothermal photocatalytic nitrogen reduction. The intrinsic bandgap is greatly narrowed Fe-dopant which not only extends light absorption from UV to visible range, but also reduces charge recombination. band structure still fulfils thermodynamic...

10.1088/1361-6528/ab9863 article EN Nanotechnology 2020-06-01
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