Siqi Liu

ORCID: 0000-0002-5723-8314
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About
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Research Areas
  • Advanced Photocatalysis Techniques
  • Quantum Dots Synthesis And Properties
  • Advanced Thermoelectric Materials and Devices
  • Copper-based nanomaterials and applications
  • Nanomaterials for catalytic reactions
  • Catalytic Processes in Materials Science
  • Conducting polymers and applications
  • TiO2 Photocatalysis and Solar Cells
  • Covalent Organic Framework Applications
  • MXene and MAX Phase Materials
  • Solar-Powered Water Purification Methods
  • Advanced oxidation water treatment
  • Advanced Nanomaterials in Catalysis
  • Perovskite Materials and Applications
  • Solar Thermal and Photovoltaic Systems
  • Thermal Radiation and Cooling Technologies
  • Thermal properties of materials
  • Nanocluster Synthesis and Applications
  • Advanced Sensor and Energy Harvesting Materials
  • Electrocatalysts for Energy Conversion
  • X-ray Diffraction in Crystallography
  • Power Systems and Technologies
  • Carbon and Quantum Dots Applications
  • Layered Double Hydroxides Synthesis and Applications
  • Advanced Thermodynamics and Statistical Mechanics

Shanghai Normal University
2018-2025

Queensland University of Technology
2025

Xinjiang University
2025

Sun Yat-sen University
2025

Sun Yat-sen University Cancer Center
2025

Changchun Institute of Optics, Fine Mechanics and Physics
2024

Chinese Academy of Sciences
2019-2024

University of Chinese Academy of Sciences
2019-2024

National University of Singapore
2020-2024

Shandong University
2016-2024

The core–shell nanocomposites of M@TiO2 (M = Au, Pd, Pt) have been synthesized successfully via a facile hydrothermal treatment TiF4 precursor and noble metal colloid particles. Their properties were determined by collection joint techniques, including scanning electron microscopy (SEM), transmission (TEM), energy-dispersive X-ray spectroscopy (EDX), diffraction spectra (XRD), ultraviolet/visible diffuse reflectance (DRS), photoluminescence (PL), spin resonance (ESR). Photocatalytic...

10.1021/jp2009989 article EN The Journal of Physical Chemistry C 2011-04-21

One-dimensional (1D) CdS@TiO₂ core-shell nanocomposites (CSNs) have been successfully synthesized via a two-step solvothermal method. The structure and properties of 1D (CdS@TiO₂ CSNs) characterized by series techniques, including X-ray diffraction (XRD), ultraviolet-visible-light (UV-vis) diffuse reflectance spectra (DRS), field-emission scanning electron microscopy (FESEM), photoluminescence (PL), spin resonance (ESR) spectroscopy. results demonstrate that is formed coating TiO₂ onto the...

10.1021/am302074p article EN ACS Applied Materials & Interfaces 2012-11-06

A series of cadmium sulfide–graphene (CdS–GR) nanocomposites with different weight addition ratios graphene (GR) have been synthesized via a facile one-step hydrothermal approach, during which the formation CdS nanoparticles and reduction oxide (GO) occur simultaneously. X-ray diffraction (XRD), UV–vis diffuse reflectance spectra (DRS), field-emission scanning electron microscopy (FE-SEM), transmission (TEM), energy-dispersive spectroscopy (EDX), nitrogen adsorption–desorption,...

10.1021/jp208661n article EN The Journal of Physical Chemistry C 2011-10-20

We report the self-assembly of uniform CdS nanospheres/graphene (CdS NSPs/GR) hybrid nanocomposites via electrostatic interaction positively charged nanospheres NSPs) with negatively graphene oxide (GO), followed by GO reduction a hydrothermal treatment. During this facile two-step wet chemistry process, reduced (RGO, also called GR) and intimate interfacial contact between NSPs GR sheets are achieved. Importantly, NSPs/GR exhibit much higher photocatalytic performance than bare toward...

10.1021/am4010286 article EN ACS Applied Materials & Interfaces 2013-04-18

One-dimensional (1D) nanostructures are believed to play a significant role on the horizon of material science, and promising class ideal high performance candidates for energy storage conversion owing their unique optical, structural electronic properties. In particular, 1D nanostructure-based photocatalysts have been attracting ever-growing research attention. this review article, we mainly focus systematically summarizing applications 1D-based nanocomposites in photocatalysis, including...

10.1039/c3ra47910b article EN RSC Advances 2014-01-01

Abstract Sorption‐based atmospheric water harvesting (SAWH) offers a sustainable strategy to address the global freshwater shortage. However, obtaining sorbents with excellent performance over wide relative humidity (RH) range and devices fully autonomous production remains challenging. Herein, magnesium chloride (MgCl 2 ) is innovatively converted into super hygroscopic complexes(MC), which can effectively solve problems of salt deliquescence agglomeration. The MC are then integrated...

10.1002/adma.202310219 article EN Advanced Materials 2024-01-14

The CdS nanowires–reduced graphene oxide nanocomposites (CdS NWs–RGO NCs) combining one-dimensional (1-D) with two-dimensional (2-D) structures are successfully synthesized by a simple and efficient electrostatic self-assembly method, followed hydrothermal reduction process. probe reactions for photocatalytic selective of aromatic nitro organics in water under visible light irradiation utilized to evaluate the photoactivity as-prepared NCs. NCs exhibit significantly enhanced as compared...

10.1021/jp400550t article EN The Journal of Physical Chemistry C 2013-03-26

Coenocytic Pd@CdS nanocomposite has been successfully prepared via a facile wet chemistry approach. Its structure and properties have characterized by series of techniques, including field-emission scanning electron microscopy (FE-SEM), transmission (TEM), energy-dispersive X-ray spectroscopy (EDX), photoelectron (XPS), diffraction (XRD), ultra-violet/visible diffuse reflectance (DRS), nitrogen adsorption–desorption spin resonance (ESR). The results demonstrate that the Pd nanoparticles as...

10.1039/c2jm15009c article EN Journal of Materials Chemistry 2012-01-01

The Pd@CeO2 semiconductor nanocomposite with "plum-pudding" structure has been fabricated successfully via a facile low-temperature hydrothermal reaction of polyvinylpyrrolidone (PVP)-capped Pd colloidal particles and cerium chloride precursor followed by calcination process in air. Different characterization techniques, including X-ray diffraction (XRD), field-emission scanning electron microscopy (FE-SEM), transmission (TEM), energy-dispersive spectroscopy (EDX), UV–vis diffuse reflectance...

10.1021/jp205821b article EN The Journal of Physical Chemistry C 2011-10-06

Ternary hybrids of (reduced graphene oxide)–(CdS nanowire)–TiO2 nanocomposites (CTG) featuring a large two-dimensional (2D) flat structure have been successfully synthesized via simple surface charge promoted self-assembly method. Compared to the curly nanowire) (CG) by similar approach, CTG possesses 2D structure, which not only provides high optical transparency and area but also facilitates migration photogenerated electrons. This leads increased absorption visible light electrical...

10.1039/c3ta13892e article EN Journal of Materials Chemistry A 2013-10-18

Branched hierarchical CdS/ZnO nanocomposites have been synthesized for application toward photocatalytic fine-chemical synthesis. Growing ZnO nanorods on the surface of CdS nanowires boosts light harvesting efficiency and charge separation as well fast transport collection. A Z-scheme mechanism under artificial solar is also proposed.

10.1039/c4nr01227e article EN Nanoscale 2014-01-01

A critical summary and insight into recent advances in artificial photosynthesis over heterostructured semiconductor nanowire arrays have been presented, which concisely describe the current status possible future research directions this promising area.

10.1039/c6mh00063k article EN Materials Horizons 2016-01-01

Here, we put forward an effective strategy to regulate the interface structure of carbon nanotubes/polyaniline (CNTs/PANI) composite films and improve their thermoelectric (TE) properties by sequential dedoping-redoping treatment. Dedoping induces conductive resistance-undoped PANI enhance energy barrier between CNTs PANI, leading a greatly increased Seebeck coefficient deteriorated conductivity. Subsequently, upon redoping process, electrical conductivity is dramatically improved owing...

10.1021/acsami.0c20931 article EN ACS Applied Materials & Interfaces 2021-02-01

Organic photothermal materials can effectively convert solar energy into thermal in an environmentally friendly manner and have great potential for applications such as desalination thermoelectric power generation.

10.1039/d3ta02301j article EN Journal of Materials Chemistry A 2023-01-01

Carbon nanotubes/polyaniline (CNTs/PANI) composites have attracted significant attention in thermoelectric (TE) conversion due to their excellent stability and easy synthesis. However, TE performance is far from practical demands, few flexible yarns/fibers been developed for wearable electronics. Herein, we CNTs/PANI yarns with outstanding properties via facile soaking of CNT a PANI solution, which the layer was coated on surface served as bridge interconnect adjacent filaments. With...

10.1021/acsami.4c00935 article EN ACS Applied Materials & Interfaces 2024-03-29
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