Lanlan Zhai

ORCID: 0000-0003-4381-8614
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About
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Research Areas
  • Quantum Dots Synthesis And Properties
  • Perovskite Materials and Applications
  • Chalcogenide Semiconductor Thin Films
  • Conducting polymers and applications
  • Copper-based nanomaterials and applications
  • Phase Change Materials Research
  • Organic Light-Emitting Diodes Research
  • Adsorption and Cooling Systems
  • Polymer composites and self-healing
  • Luminescence Properties of Advanced Materials
  • Advanced Photocatalysis Techniques
  • Advanced Battery Materials and Technologies
  • Organic Electronics and Photovoltaics
  • Supercapacitor Materials and Fabrication
  • Silicone and Siloxane Chemistry
  • Solar-Powered Water Purification Methods
  • Solar Thermal and Photovoltaic Systems
  • Nanowire Synthesis and Applications
  • Random lasers and scattering media
  • Synthesis and properties of polymers
  • Crystal Structures and Properties
  • Solid-state spectroscopy and crystallography
  • Lanthanide and Transition Metal Complexes
  • Marine Biology and Environmental Chemistry
  • Polymer Nanocomposites and Properties

Wenzhou University
2014-2024

Material (Belgium)
2017-2020

State Council of the People's Republic of China
2017-2020

Materials Science & Engineering
2017

Zhejiang University
2013

State Key Laboratory of Silicon Materials
2013

Single crystalline wurtzite ternary and quaternary semiconductor nanoribbons (CuInS(2), CuIn(x)Ga(1-x)S(2)) were synthesized through a solution-based method. The structure composition of the characterized by X-ray diffraction (XRD), high resolution transmission electron microscopy (HRTEM), corresponding fast Fourier transform (FFT) nanoscale-resolved elemental mapping. Detailed investigation growth mechanism monitoring structures morphologies during indicates that Cu(1.75)S nanocrystals are...

10.1039/c2nr33173j article EN Nanoscale 2012-12-13

The ordered microstructure and microphase separation improved the crystallinity of soft segments, enhanced enthalpy NPU more than those BPU.

10.1039/c7ra00405b article EN cc-by-nc RSC Advances 2017-01-01

We have demonstrated that wurtzite CuInS2 nanowires could be synthesized in solution via Ag2S-catalyzed growth. It is confirmed Ag2S nanocrystals are formed firstly and act as catalysts for the growth of by monitoring structures morphologies during believed high mobility Ag+ promotes generation vacancies Ag2S, facilitating diffusion Cu In species from into to reach supersaturated states. The primary investigation optoelectronic property indicates as-synthesized enhanced photoresponsivity....

10.1039/c2ce26944a article EN CrystEngComm 2013-01-01

A review of several types top transparent electrodes used in semitransparent solar cells.

10.1039/d1tc02413b article EN Journal of Materials Chemistry C 2021-01-01

The toxicity effects of perovskite-related materials (PbI 2 , FAI, FAPbI 3 ) and the asprepared PSCs on plants, cells, animals, using Arabidopsis mouse chondrocytes, radish, zebrafish as research objects have been systematically investigated.

10.1039/d3ta06303h article EN Journal of Materials Chemistry A 2023-12-20

The graphical abstract clearly and succinctly shows the synthesis method application prospect of this study.

10.1039/d0tc05587e article EN Journal of Materials Chemistry C 2021-01-01

Cu2ZnSnS4 is a promising solar absorbing material in cells due to its high absorption coefficient and abundance on earth. We have demonstrated that wurtzite nanoleaves could be synthesized through facile solution-based method. Detailed investigation of the growth process indicates α-Cu2S nanocrystals are first formed then serve as catalyst introduce Cu, Zn, Sn species into nanoleaf for fast ionic conduction. The structure as-synthesized characterized by powder X-ray diffraction,...

10.1039/c3nr02469e article EN Nanoscale 2013-01-01

Abstract A novel method was used to synthesis nanosilica/waterborne polyurethane (WPU) hybrids by in situ hydrolysis and condensation of tetraethyl orthosilicate (TEOS) and/or 3‐aminopropyltriethoxylsilane bonding at the end WPU molecular chain. The hybrid characterized scanning electron microscopy, energy dispersive spectroscopy (EDS), transmission Fourier transform infrared (FTIR), X‐ray photoelectron (XPS). results showed that nanosilica/WPU with well‐dispersed nanosilica particles were...

10.1002/app.38225 article EN Journal of Applied Polymer Science 2012-07-30

We have demonstrated that quaternary Cu(x)In(x)Zn(2(1-x))S(2) nanobelts could be synthesized through a facile solution-based method. The composition and band gap of can tuned within the broad range by changing relative ratio precursors. growth mechanism was deduced to catalyst-assisted growth.

10.1039/c0cc05649a article EN Chemical Communications 2011-01-01

NiOx-based two-dimensional perovskite solar cells (2D-PSCs) have the advantages of low fabrication temperature, suitable energy level matching, suppressed hysteresis, and superior stability, while poor interfacial contacts between NiOx layers limit film growth charge transfer. Herein, a simple molecule, urea, was used as molecular modifier to form bifacial passivation on buried interface NiOx/perovskite, resulting in better contact efficient passivation. We demonstrated that mainly comes...

10.1021/acs.langmuir.3c03350 article EN Langmuir 2024-02-16

Organic manganese halides encompass the excellent attributes of low cost, environmental friendliness, and high quantum efficiency, making them highly regarded as a novel scintillating material with tremendous potential in field X-ray detection. Nevertheless, issue poor stability has impeded their practical application. This article introduces scintillator based on [(CH3)4N]2MnBr4 nanocrystal films. Here, we employed evaporation crystallization method to synthesize sample, emission peak...

10.1021/acsphotonics.4c00164 article EN ACS Photonics 2024-07-30

Solvent polishing engineering is adopted to remove the relatively loose defect layer without damaging carrier injection in blue perovskite light-emitting-diodes (PeLEDs). Synchronously, effects depending on solvents are discussed detail. Finally, optimized PeLEDs were obtained with a maximum external quantum efficiency of 5.18%, high brightness 3737 cd m-2, and low turn-on voltage 3.2 V.

10.1039/d2cc02268k article EN Chemical Communications 2022-01-01

The PCE of doped CuInS<sub>2</sub>QDSCs increased from 5.21% to 5.90%, due broadened optoelectronic response range and accelerated electron injection.

10.1039/c7ra06659g article EN cc-by-nc RSC Advances 2017-01-01
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