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Data · dataset · 2022

Convective Self-Assembly of 2D Non-Close-Packed Binary Au Nanoparticle Array with Tunable Optical Properties

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Field emission scanning electron microscopy (FE-SEM, Sirion 200) was used to characterize the morphologies of the products.

Description

A sputtering device (Quorum, K550X) was employed to deposit the thin Au film on the PS crystal colloidal monolayer. The optical absorption spectra of the products were obtained with an ultraviolet–visible–near-infrared (UV–Vis–NIR) spectrophotometer (Varian, Cary 500).

Reflection spectra were collected using the R1 angle-resolved spectroscopy system (R1-A-UV). A confocal microprobe Raman spectrometer (Renishaw Invia) was used to determine the SERS properties. The laser wavelength was 785 nm, and SERS spectra were obtained after integration for 5 s and accumulated 1 time.

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The laser power was 0.25 mW.

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Catalogue records · 1

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Inferred from text
Microscopy 75% · Nanotechnology 70%
Provenance · 1 source records, 12 field assertions
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ScienceDB10.57760/sciencedb.0381911 d agoJSON v1
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