Liu Leo Liu

ORCID: 0000-0003-1981-5077
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Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Crystallography and molecular interactions
  • Supercapacitor Materials and Fabrication
  • Nanocluster Synthesis and Applications
  • Electrocatalysts for Energy Conversion
  • Advanced Cellulose Research Studies
  • Advanced Nanomaterials in Catalysis
  • Carbon and Quantum Dots Applications
  • Metamaterials and Metasurfaces Applications
  • Conducting polymers and applications
  • Phase-change materials and chalcogenides
  • Graphene research and applications
  • Luminescence and Fluorescent Materials
  • Advanced battery technologies research
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Quantum Dots Synthesis And Properties
  • Transition Metal Oxide Nanomaterials
  • Chalcogenide Semiconductor Thin Films
  • Liquid Crystal Research Advancements
  • Aerogels and thermal insulation
  • Advanced Sensor and Energy Harvesting Materials
  • Diamond and Carbon-based Materials Research
  • Advanced Materials and Mechanics
  • Ultrasound and Cavitation Phenomena

Nanjing Tech University
2023-2025

Wuhan University
2021-2024

Guangxi University
2022-2024

State Key Laboratory of Digital Medical Engineering
2017-2024

Southern University of Science and Technology
2024

Southeast University
2016-2024

Shanghai Institute of Technology
2023-2024

Shaanxi Normal University
2024

Changchun University of Technology
2018-2023

Quzhou University
2023

Abstract Despite the exotic material properties that have been demonstrated to date, practical examples of versatile metamaterials remain exceedingly rare. The concept metadevices has proposed in context hybrid metamaterial composites: systems which active materials are introduced advance tunability, switchability and nonlinearity. In contrast successful hybridizations seen at lower frequencies, there limited exploration into plasmonic photonic nanostructures due lack available optical with...

10.1038/ncomms13236 article EN cc-by Nature Communications 2016-10-27

Two-dimensional (2D) hydroxide nanosheets can exhibit exceptional electrochemical performance owing to their shortened ion diffusion distances, abundant active sites, and various valence states. Herein, we report ZnCo1.5(OH)4.5Cl0.5·0.45H2O (thickness ∼30 nm) which crystallize in a layered structure high specific capacitance of 3946.5 F g–1 at 3 A for an pseudocapacitor. was synthesized by homogeneous precipitation method spontaneously crystallized into 2D well-defined hexagonal morphology...

10.1021/acsnano.8b00653 article EN ACS Nano 2018-02-22

Nanostructured optical coatings with tailored spectral absorption properties are of interest for a wide range applications such as spectroscopy, emissivity control, and solar energy harvesting. Optical metamaterial absorbers have been demonstrated variety customized single band, multiple polarization, angular configurations. However, metamaterials that provide near unity absorptivity super-octave bandwidth over specified wavelength not yet experimentally. Here, we show broadband,...

10.1021/nn4057148 article EN ACS Nano 2014-01-28

A novel fluorescent nanocellulosic hydrogel based on carbon dots for efficient adsorption and sensitive sensing of heavy metals was synthesized.

10.1039/c9ta11502a article EN Journal of Materials Chemistry A 2019-01-01

The prospect of rendering objects invisible has intrigued researchers for centuries. Transformation optics based invisibility cloak design is now bringing this goal from science fictions to reality and already been demonstrated experimentally in microwave optical frequencies. However, the majority cloaks reported so far have a spatially varying refractive index which requires complicated processes. Besides, size hidden object usually small relative that device. Here we report experimental...

10.1364/oe.19.008625 article EN cc-by Optics Express 2011-04-19

The efficient utilization of cellulose is very important for environmental protection and sustainability resources.

10.1039/c7ra09894d article EN cc-by RSC Advances 2018-01-01

Thermosensitive hydrogels possessing excellent mechanical strength were synthesized with cellulose nanofibrils as a reinforcing agent.

10.1039/c6py01652a article EN Polymer Chemistry 2016-01-01

Abstract A novel photothermal process to spatially modulate the concentration of sub‐wavelength, high‐index nanocrystals in a multicomponent Ge‐As‐Pb‐Se chalcogenide glass thin film resulting an optically functional infrared grating is demonstrated. The results formation optical nanocomposite possessing ultralow dispersion over unprecedented bandwidth. tailored index and modification enables creation arbitrary refractive gradients. Sub‐bandgap laser exposure generates Pb‐rich amorphous phase...

10.1002/adma.201803628 article EN Advanced Materials 2018-08-13

Electrically conductive, yet stimuli-responsive hydrogels are highly desirable for many technological applications. However, the discontinuous conductivity of during response process has become a bottleneck that limits their application. To overcome this constraint, linearly tunable, electrically conductive hydrogel is prepared using in-situ polymerized polyaniline (PANI) on CNFs/MEO2 MA/PEGMA (PANI@CMP hydrogel) substrate. The PANI@CMP exhibits temperature-tunable electrical due to liner...

10.1002/marc.201700836 article EN Macromolecular Rapid Communications 2018-03-23

Alzheimer's disease (AD), known as a progressive neurodegenerative disorder, has had terrible impact on the health of aged people. Due to its severity, early diagnosis AD is significant retard progress and provide timely treatment. Here, we report fluorescence ratio detection biomarker amyloid β oligomers (AβOs) by combining highly doped upconversion nanoparticles-SiO2@metal–organic framework/black hole quencher (H-USM/BHQ-1) microspheres with optical tweezer (OT) microscopic imaging....

10.1021/acs.analchem.1c02679 article EN Analytical Chemistry 2021-08-27

Abstract An optical manipulation method to activate the aggregation‐induced emission (AIE) of Au(I)‐glutathione (Au(I)‐GSH) complexes is presented. First, well‐known AIE‐type Au(I)‐GSH with a solid wavelength 570 nm are synthesized. At beginning focusing 1064 continuous‐wave (CW) laser at interface solution, its luminescence hardly detectable. However, extension irradiation time, aggregate appears and rapidly grows, strong shown, indicating activation AIE through manipulation. Surprisingly,...

10.1002/adom.202302628 article EN Advanced Optical Materials 2024-01-15
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