نتایج جستجو برای: bi2s3

تعداد نتایج: 171  

Journal: :Nanoscale 2014
Guang Li Xiaoshuang Chen Guandao Gao

In this work, we synthesized 3D Bi2S3 microspheres comprised of nanorods grown along the (211) facet on graphene sheets by a solvothermal route, and investigated its catalytic activities through I-V curves and conversion efficiency tests as the CE in DSSCs. Although the (211) facet has a large band gap for a Bi2S3 semiconductor, owing to the introduction of graphene into the system, its short-c...

Journal: :Crystals 2023

We report an ab initio study of Sb2S3, Sb2Se3, and Bi2S3 sesquichalcogenides at hydrostatic pressures up to 60 GPa. explore the possibility that C2/m, C2/c, disordered Im-3m, I4/mmm phases observed in with heavier cations, viz. Bi2Se3, Bi2Te3, Sb2Te3, could also be formed Bi2S3, as suggested from recent experiments. Our calculations show C2/c phase is not energetically favorable any three compo...

2017
Mengjiao Li Junyong Wang Peng Zhang Qinglin Deng Jinzhong Zhang Kai Jiang Zhigao Hu Junhao Chu

The enhanced light-harvesting capacity and effective separation of photogenerated carriers in fantastic hierarchical heterostructures enjoy striking attention for potential applications in the field of solar cells and photocatalysis. A three-dimensional (3D) dandelion-shaped hierarchical Bi2S3 microsphere compactly decorated with wing-shaped few layered MoS2 lamella (D-BM) was fabricated via a ...

2015
Tingting Liu Yang Zhao Lijun Gao Jiangfeng Ni

Bismuth oxide may be a promising battery material due to the high gravimetric (690 mAh g(-1)) and volumetric capacities (6280 mAh cm(-3)). However, this intrinsic merit has been compromised by insufficient Li-storage performance due to poor conductivity and structural integrity. Herein, we engineer a heterostructure composed of bismuth oxide (Bi2O3) and bismuth sulphide (Bi2S3) through sulfuriz...

D. Ghanbari M. Salavati-Niasari, S. Gholamrezaei S. Karimzadeh

Bismuth sulfide nano-rods and nano-flowers were synthesized via a hydrothermal reaction at a relatively low temperature. Thioglycolic acid is used as sulfur source and capping agent simultaneously. Bi2S3 nanostructures were then added to acrylonitrile-butadiene-styrene (ABS) copolymer. The thermal stability behavior of ABS filled with bismuth sulfide nano-rods were investigated by thermogravime...

In the present work, Bi2S3 nanostructures have been synthesized with the aid of thioglycollic acid (TGA) a solvent, capping agent, and sulfide source in the presence of ultrasonic method. The as-synthesized products were characterized by X-ray diffraction (XRD), Energy Dispersive X-ray spectroscopy (EDS), scanning electron microscope (SEM), and photoluminescence (PL) spectroscopy. The band gap ...

Journal: :journal of ultrafine grained and nanostructured materials 2014
mehdi ranjbar mohammad ali taher peyman rajaei

in the present work, bi2s3 nanostructures have been synthesized with the aid of thioglycollic acid (tga) a solvent, capping agent, and sulfide source in the presence of ultrasonic method. the as-synthesized products were characterized by x-ray diffraction (xrd), energy dispersive x-ray spectroscopy (eds), scanning electron microscope (sem), and photoluminescence (pl) spectroscopy. the band gap ...

Journal: :Photonics 2022

Bi2S3is a semiconductor with rational band gap around near-IR and visible range, its nanostructures (or nano-Bi2S3) have attracted great attention due to promising performances in optoelectronic materials devices. An increasing number of reports point the potential such support optical applications, as photodetectors, solar cells photocatalysts. With aim providing comprehensive basis for exploi...

Journal: :Coatings 2022

Nanocrystalline Bi2S3 shells were conformally deposited on ZnO nanowire arrays via a successive ionic layer adsorption and reaction approach. Microstructure, optical, electric properties of the as-prepared ZnO/Bi2S3 core/shell heterostructures thoroughly investigated using various characterization electrochemical methods. Compared with pristine photoanode (?734 mV 0.57 mA·cm?2), type-II heteroj...

Journal: :journal of nanostructures 2014
d. ghanbari m. salavati-niasari s. karimzadeh s. gholamrezaei

bismuth sulfide nano-rods and nano-flowers were synthesized via a hydrothermal reaction at a relatively low temperature. thioglycolic acid is used as sulfur source and capping agent simultaneously. bi2s3 nanostructures were then added to acrylonitrile-butadiene-styrene (abs) copolymer. the thermal stability behavior of abs filled with bismuth sulfide nano-rods were investigated by thermogravime...

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