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研究温度对液细胞传输电子显微镜对纳米粒子核化和生长的影响
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Química
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JoVE Journal Química
Studying the Effects of Temperature on the Nucleation and Growth of Nanoparticles by Liquid-Cell Transmission Electron Microscopy
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研究温度对液细胞传输电子显微镜对纳米粒子核化和生长的影响

DOI:
10.3791/62225-v

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07:02 min

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February 17, 2021

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, , , ,
1Laboratoire Matériaux et Phénomènes Quantiques,Université de Paris – CNRS

Capítulos

  • 00:04Introduction
  • 01:00Liquid Cell (E-Chip) Preparation
  • 02:41Flow Mode Setup
  • 03:17Liquid Environment Heating
  • 03:44High-Angle Annular Dark-Field-Scanning Transmission Electron Microscopy (HAADF-STEM) Imaging and STEM Single Nanoparticles Nanodiffraction
  • 04:40Results: Representative Temperature Effects on Nanoparticle Nucleation and Growth as Observed by Liquid-Cell Transmission Electron Microscopy (TEM)
  • 06:04Conclusion

Summary

Tadução automática

Tadução automática

液相电子显微镜实验期间的温度控制为研究仿照纳米粒子形成或应用介质的液体环境中的动态开辟了新的视角。利用最近开发的加热液电池，我们直接观察了温度对水中金纳米粒子核化和生长过程的影响。

Tags

NanoparticlesLiquid-cell Transmission Electron MicroscopyTemperature ControlNanochemistryGold NanoparticlesSoft NanoobjectsBiological NanoobjectsLiquid TEM ExperimentsSample PreparationElectron Beam EffectsLiquid Cell PreparationE-ChipPlasma CleaningLiquid SampleFilter PaperVacuum SealingFlow ModeSyringe

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