نتایج جستجو برای: antimony sulfide

تعداد نتایج: 21237  

2018
Jiang Zhu Xuelian Yan Jiang Cheng

Antimony sulfide (Sb2S3) has been applied in photoelectric devices for a long time. However, there was lack of information about Sb2S3 quantum dots (QDs) because of the synthesis difficulties. To fill this vacancy, water-soluble Sb2S3 QDs were prepared by hot injection using hexadecyltrimethylammonium bromide (CTAB) and sodium dodecyl sulfate (SDS) mixture as anionic-cationic surfactant, alkano...

2016
L. Everard Napier

Recently, Major R. N. Chopra, i.m.s., Pro| fessor of Pharmacology at the Calcutta School ; of Tropical Medicine, whilst carrying out some j pharmacological experiments with antimony ; compounds, noticed that when the serum from a kala-azar patient was added to certain of the pentavalent compounds of antimony a heavy precipitate was formed. He found that this precipitate was not formed if normal...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2003
Sibel Saracoglu Mustafa Soylak Mehmet Dogan Latif Elci

The selective retention of the Sb(III) chelate with ammonium pyrrolidine dithiocarbamate (APDC) on a column of Chromosorb 102 resin from a buffered sample solution including Sb(V) was used for the determination of Sb(III). The retained antimony was eluted with acetone. The retention of the Sb(III)-iodide compounds with sodium iodide on the Chromosorb 102 resin column from the same solution afte...

Journal: :Chemical communications 2006
Matthieu Y Versavel Joel A Haber

Smooth and compact Pb5Sb8S17 and Pb9Sb8S21 thin films were synthesized via sulfurization of unique layered precursor films of amorphous (Sb,S) and crystalline PbS; our syntheses suggest that these plagionite group phases are metastable and indicate that their formation does not require hydrogen incorporation.

Journal: :Chinese Physics 2022

Antimony sulfide selenide thin film solar cells have drawn great interest in the field of photovoltaic due to their advantages simple preparation method, abundant raw materials, non-toxic and stable photoelectric properties. After development recent years, conversion efficiency antimony has exceeded 10%, which potential. In this work, carrier recombination near n/i interface is studied. It foun...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2004
Akiharu Hioki

The gravimetric analysis of antimony(III) with oxine (8-quinolinol, Hox) was studied. The amount of antimony left in filtrate and washing solutions was corrected with the results of atomic absorption spectrometry. The weighing form, which had not been conclusive before the present study, was determined to be SbO(ox)(Hox)2. The result (purity of antimony(II) oxide: 99.84 +/- 0.05% (m/m)) of the ...

2003
Edwar Fuentes Ida De Gregori Martine Potin-Gautier

A sensitive atomic spectrometric method for the redox speciation analysis of antimony in soils is described. The method is based on the selective generation of stibine from Sb(III) in a continuous flow system using atomic fluorescence spectrometry for detection. Sb(V) is masked by citric or oxalic acid in HCl medium. The procedure was optimized with synthetic solutions of Sb(III) and Sb(V). The...

Journal: :Advanced Optical Materials 2023

Nano/micro-plastics pollution is an emerging global concern. A variety of biodegradable polymers have been synthesized to enhance the degradation plastic materials and thereby avoid their accumulation in environment. However, even can accumulate environments under specific conditions present a potential hazard. Here, antimony sulfide-based microrobots decorated with magnetite nanoparticles are ...

Journal: :Small structures 2023

Metallic sulfide anodes show great promise for sodium-ion batteries due to their high theoretic capacities. However, practical application is greatly hampered by poor electrochemical performance because of the large volume expansion sulfides and sluggish kinetics Na+ ions. Herein, a porous bimetallic SnS/Sb2S3 heterostructure constructed that encapsulated in sulfur nitrogen codoped carbon matri...

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