Hao Wang

ORCID: 0000-0001-8984-1508
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About
Contact & Profiles
Research Areas
  • Advanced battery technologies research
  • Electrocatalysts for Energy Conversion
  • Advanced Battery Materials and Technologies
  • Advanced Memory and Neural Computing
  • Supercapacitor Materials and Fabrication
  • Perovskite Materials and Applications
  • Advancements in Battery Materials
  • Fuel Cells and Related Materials
  • Electronic and Structural Properties of Oxides
  • Advancements in Solid Oxide Fuel Cells
  • Ferroelectric and Negative Capacitance Devices
  • Semiconductor materials and devices
  • Conducting polymers and applications
  • Transition Metal Oxide Nanomaterials
  • Quantum Dots Synthesis And Properties
  • Advanced Battery Technologies Research
  • Chalcogenide Semiconductor Thin Films
  • Thermal Expansion and Ionic Conductivity
  • 2D Materials and Applications
  • Advanced Photocatalysis Techniques
  • Electrochemical Analysis and Applications
  • Gas Sensing Nanomaterials and Sensors
  • Neuroscience and Neural Engineering
  • Advancements in Semiconductor Devices and Circuit Design
  • CO2 Reduction Techniques and Catalysts

Hubei University
2015-2025

Delft University of Technology
2023-2025

Institute of Microelectronics
2021-2025

Shenzhen Polytechnic
2021-2025

University of Southern Queensland
2024

Nanjing Forestry University
2023-2024

Guangzhou Institute of Energy Conversion
2024

Shihezi University
2018-2024

Central South University
2023

Donghua University
2023

As an important energy-saving technique, white-light-emitting diodes (W-LEDs) have been seeking for low-cost and environment-friendly substitutes rare-earth-based expensive phosphors or Pd(2+)/Cd(2+)-based toxic quantum dots (QDs). In this work, precursors chemical processes were elaborately designed to synthesize intercrossed carbon nanorings (IC-CNRs) with relatively pure hydroxy surface states the first time, which enable them overcome aggregation-induced quenching (AIQ) effect, emit...

10.1002/anie.201406836 article EN Angewandte Chemie International Edition 2014-09-11

Abstract Water corrosion and dendrite growth seriously break the zinc plating/stripping process at electrolyte/anode interface, causing instability of metal anode aqueous batteries. Herein, a self‐consistent hydrophobic interface orderly channels are assembled by three quaternary ammonium cationic surfactants, which can block water erosion. Of particular interest, experimental results combined with theoretical calculation (DFT) reveals that groups in cations determinaning factor kinetic ion...

10.1002/aenm.202103557 article EN Advanced Energy Materials 2022-01-15

A closed-loop system that can mini-invasively track blood glucose and intelligently treat diabetes is in great demand for modern medicine, yet it remains challenging to realize. Microneedles technologies have recently emerged as powerful tools transdermal applications with inherent painlessness biosafety. In this work, the first time authors' knowledge, a fully integrated wearable (IWCS) based on mini-invasive microneedle platform developed situ diabetic sensing treatment. The IWCS consists...

10.1002/advs.202100827 article EN Advanced Science 2021-06-03

Abstract Photodetectors (PDs) based on perovskite nanowires are among the most promising next‐generation photodetection technologies; however, their poor long‐term stability is biggest challenge limiting commercial application. Herein, an ionic liquid, 1‐butyl‐3‐methylimidazolium tetrafluoroborate (BMIMBF 4 ), incorporated as additive into methylammonium lead triiodide (MAPbI 3 ) nanowires; this not only effectively passivates defects to inhibit degradation but also leads formation of...

10.1002/inf2.12320 article EN cc-by InfoMat 2022-05-04

Stable zinc (Zn)/electrolyte interface is critical for developing rechargeable aqueous Zn-metal batteries with long-term stability, which requires the dense and stable Zn electrodeposition. Herein, an interfacial lattice locking (ILL) layer constructed via electro-codeposition of Cu onto electrodes. The ILL shows a low misfit (δ = 0.036) Zn(002) plane selectively locks orientation deposits, enabling epitaxial growth deposits by layer. Benefiting from unique orientation-guiding robustly...

10.1002/adma.202211961 article EN Advanced Materials 2023-02-26

Metal anodes hold significant promise for next-generation energy storage, yet achieving highly reversible plating/stripping remains challenging due to dendrite formation and side reactions. Here we present a tailored electrolyte design surpass 99.9% Coulombic efficiency (CE) in zinc metal by co-engineering salts solvents address two critical factors: plating morphology the anode-electrolyte interface. By integrating dual-salt approach organic co-solvent design, these issues can be...

10.1038/s41467-024-55657-1 article EN cc-by-nc-nd Nature Communications 2025-01-02

A wearable adhesive skin patch for transdermal drug delivery is developed with bendable microneedles, dry and triboelectric energy harvester (TEH). The microneedle array can overcome the needle breakage issue. realize a conformal attachment. TEH generate power when attached on flat or joint to active components be integrated in future.

10.1002/advs.201500441 article EN cc-by Advanced Science 2016-04-19

Low-voltage, low-cost, high-performance monolayer field-effect transistors are demonstrated, which comprise a densely packed, long-range ordered spin-coated from core-cladding liquid-crystalline pentathiophenes and solution-processed high-k HfO2 -based nanoscale gate dielectric. These light-sensitive able to function as reporters convert analyte binding events into electrical signals with ultrahigh sensitivity (≈10 ppb).

10.1002/adma.201405378 article EN Advanced Materials 2015-02-13

Aqueous sodium batteries are one of the awaited technologies for large-scale energy storage, but remain poorly rechargeable because reactivity issues water. Here, we present a hydrated eutectic electrolyte featuring water-locked effect, which is exceptional in that O–H bond water essentially strengthened via weak hydrogen bonding (relative to original H2O–H2O bonds) low-donor-number anions and ligands. Even without interphase protection, both anodic cathodic electrodecomposition reactions...

10.1021/acsami.2c04893 article EN ACS Applied Materials & Interfaces 2022-07-18

Abstract Anode‐free aqueous zinc metal batteries (AZMBs) offer significant potential for energy storage due to their low cost and environmental benefits. Ti 3 C 2 T x MXene provides several advantages over traditional metallic current collectors like Cu Ti, including better Zn plating affinity, lightweight, flexibility. However, self‐freestanding in AZMBs remain underexplored, likely challenges with deposition reversibility. This study investigates the combination of a film advanced...

10.1002/smll.202407226 article EN cc-by Small 2025-01-28

Abstract Cesium lead bromide (CsPbBr 3 ) perovskite photodetectors (PDs) are attractive for applications in visible light communication (VLC) due to ultra‐high detectivity and fast response speed. However, the fabrication of high‐quality CsPbBr polycrystalline films using solution‐based process is very challenging. Due low solubility CsBr precursor solutions, solution‐processed typically discontinuous porous, hindering performance resulting PDs. Herein, a facile modified sequential...

10.1002/adom.201901735 article EN Advanced Optical Materials 2020-02-19

VO2 as a potential type of cathode material for aqueous Zn-ion batteries (AZIBs) has attracted increasing interest over the past few years, owing to various oxidation states vanadium and unique tunnel transport pathway. However, major challenge is absence high-capacity stable structure because slow electron kinetics collapsible crystal structure. Herein, an ultra-long life H-doped obtained by efficient chelation reaction with ascorbic acid (AA). Benefiting from H-doped, crystallinity...

10.1016/j.mtadv.2022.100230 article EN cc-by-nc-nd Materials Today Advances 2022-03-11

Amide additives acting as hydrogen-bonding ligands effectively break the cross-linking structures between water molecules and increase entropy of mixed solvents, thus enabling a solvent with an ultralow freezing point -98 °C. Zinc-ion batteries using this hybrid exhibit good cycling stability over wide temperature range from -60 °C to 50

10.1039/d3cc02214e article EN Chemical Communications 2023-01-01

Proton exchange membrane water electrolyzer (PEMWE) is a green hydrogen production technology that can be coupled with intermittent power sources such as wind and photoelectric power. To achieve cost-effective operations, low noble metal loading on the anode catalyst layer desired. In this study, RuO2 nanorods coated outside SnO2 nanocubes designed, which forms continuous networks provides high conductivity. This allows for reduction of Ru contents in catalysts. Furthermore, structure...

10.1002/smll.202301516 article EN Small 2023-04-22

The utilization of hybrid aqueous electrolytes has significantly broadened the electrochemical and temperature ranges batteries, such as zinc lithium-ion but design principles for extreme operating conditions remain poorly understood. Here, we systematically unveil ternary interaction involving salt-water-organic co-solvents its intricate impacts on both atomic-level macroscopic structural features electrolytes. This highlights a distinct category micelle-like structure featuring...

10.1002/anie.202409986 article EN Angewandte Chemie International Edition 2024-08-02

Solid oxide fuel cells (SOFCs) offer promising prospects for sustainable electricity generation, attributed to high efficiency and adaptability. However, their widespread application relies on three critical factors: performance, cost-effectiveness, durability. Durability presents a significant hurdle; one key reason is the thermal expansion mismatch between cobalt-based cathodes electrolytes, potentially leading detachment at cathode-electrolyte interface. In this study, we propose an...

10.1016/j.jpowsour.2024.235143 article EN cc-by Journal of Power Sources 2024-08-06
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