When tested as an electrode material in three-cell configuration, α-Ag2S electrode shows excellent rate performance (286.2 C g−1 at a scan rate of 2 mV s−1) with superior cycle life (~91% ...

2025年3月25日 · Investigation of FT-IR spectra of Ag2S-QDs. In Fig. 2, the FTIR spectrum of plant extract shows the characteristics of absorption bands of functional groups such as alcohol, phenol, amine, and ...

2021年8月2日 · Ag2S nanoparticle was characterized by X-ray diffraction, Scanning Electron Microscopy, UV-visible, and FT-IR spectrometry. The refinement of the monoclinic β-Ag2S phase yielded a structure solution similar to the structure reported by Sadanaga and Sueno.

2022年1月1日 · Ag 2S SC NPs are characterized by X-ray diffraction, FTIR, optical absorption, photoluminescence and transmission electron microcopy. The particle size is estimated using Debye-Schrrer’s formula is 12 nm. TEM image shows the good homogeneity of particle size distribution and estimated particles is about 14 nm.

2015年5月22日 · The Far-infrared optical constants of the prepared Ag2S semiconductor nanoparticles were evaluated by means of FTIR transmittance spectra data and K–K method. In this paper a template-free precipitation method was used as an easy and low cost way to synthesize Ag2S semiconductor nanoparticles.

In this paper, we used poly (3-hexylthiophene) (P3HT) with high carrier mobility and Ag2S QDs to construct heterojunction PD. Stronger absorption in blends with polymer P3HT compared to single...

This study focusses on the preparation of silver sulphide (Ag2S) and Cu-doped Ag2S (Cu/Ag2S) nanoparticles (NPs) by sol–gel method and demonstrated their photocatalytic and antibacterial ...

A Fourier-transform IR (FTIR) spectrophotometer (8400S, Shimadzu) was employed to estimate the chemical composition of the Ag 2 S NPs. The morphology and size of the nanocrystals were examined via transmission electron microscopy (TEM; EM208, Philips).

2020年2月18日 · 使用傅立叶变换红外光谱（FTIR），考虑了用巯基乙酸分子（TGA）钝化胶体量子点（QDs）的机理特征。 基于FTIR光谱分析对TGA的各种离子形式考虑了此问题。 基于密度泛函方法（DFT / B3LYP / 6-31 + G（d））实现的TGA振动模式建模数据解释了实验TGA分子的FTIR光谱，并考虑了每个功能的振动非谐性团体。 这种方法大大改善了实验数据与计算数据之间的一致性。 具有激子和重组发光的Ag2S / TGA QD的FTIR光谱和B“ freeB” TGA分子互不相同 …

2020年2月18日 · The mechanism features of colloidal quantum dots (QDs) passivation with thioglycolic acid molecules (TGA) for cases of different luminescent properties is considered using FTIR. This problem is considered based on FTIR spectra analysis for various ionic forms of TGA.