نتایج جستجو برای: antimony sulfide

تعداد نتایج: 21237  

2013
Paloma Tejera Nevado Dorothea Zander

17 Antimony-based drugs are still the mainstay of chemotherapy against Leishmania infections in 18 many endemic countries. Efficacy of antimonials has been compromised by increasing numbers of 19 resistant infections, the basis of which is not fully understood and likely involves multiple factors. 20 By using a functional cloning strategy he have recently identified a novel antimony resistance ...

Journal: :iranian journal of nuclear medicine 0
leili zarifmahmoudi nuclear medicine research center, mashhad university of medical sciences, mashhad, iran hossein shabahang endoscopic & minimally invasive research center, mashhad university of medical sciences, mashhad, iran farzaneh shariati nuclear medicine research center, mashhad university of medical sciences, mashhad, iran vahid reza dabbagh kakhki nuclear medicine research center, mashhad university of medical sciences, mashhad, iran mostafa mehrabibahar surgical oncology research center, mashhad university of medical sciences, mashhad, iran roya sadat alavifard nuclear medicine research center, mashhad university of medical sciences, mashhad, iran ali jangjoo

introduction: lymphoscintigraphy is imaging of the lymphatic system and has been integrated into the sentinel node mapping procedures. lymphoscintigraphy usually encompasses early or delayed static images. however, immediate dynamic imaging of the lymphatic basins and tumors has also been used as an adjunct lymphoscintigraphy imaging. the aim of this study was to assess the role of early dynami...

Journal: :Science China. Materials 2022

Hydrothermal deposition of antimony selenosulfide (Sb2(S,Se3)) has enabled solar cell applications to surpass the 10% efficiency threshold. This process involves reaction three precursor materials: Sb, S, and Se. However, this generates an unfavourable gradient Se S anions in Sb2(S,Se)3 film, which limits further improvements. Herein, we demonstrate how NH4F can be used as additive regulate ban...

Journal: :Photonics 2022

Antimony sulfide/reduced graphene oxide (Sb2S3/RGO) nanocomposites were synthesized via a facile, one-step solvothermal method. XRD, SEM, FTIR, and Raman spectroscopy used to characterize the uniform distribution of Sb2S3 nanoparticles on surface through partial chemical bonds. The third-order nonlinear optical (NLO) properties Sb2S3, RGO, Sb2S3/RGO samples investigated by using Z-scan techniqu...

1944
Edmund Burke K. C. Chakravarty

Introduction.?The senior writer, Burke (1943), made an appeal for an efficient successor to neostibosan (Bayer), this, preferably, to be a British product. What seems to be an almost perfect answer to that appeal?and indeed a British product?is the preparation stibatin (Glaxo Laboratories), or sodium antimony gluconate (antimony v-hexonate), a crystal-clear sterile solution containing 20 mg. of...

2014
G. Juárez Díaz J. Martinez-Juarez P. López Salazar R. Peña-Sierra J. I. Contreras-Rascon J. Díaz-Reyes

This work report on the structural and electrical characteristics of zinc oxide single crystal samples doped with antimony. Doping was carried out by antimony thermal diffusion at 1000 °C for periods of one and two hours under nitrogen environment from a solid source formed by antimony oxide. X-ray diffraction was used to determine the crystalline phases in samples and the structural change owi...

2014
E. Angelico

A model is presented that describes the pumping characteristics of St707 getter material, the evaporation rate of antimony, and the resulting partial pressure of Sb within a vacuum chamber. The results show that within the 250-450◦C range, the partial pressure of antimony ranges from 10−7 Pa to 10−2 Pa. In a limiting case where the getter efficiency is tuned to 10, 000 L/s, partial pressures ar...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2003
mohammad ali taher

a highly selective, sensitive, rapid and economical differential pulse polarographic method has been developed for the determination of trace amounts of antimony in various standard alloys and biological samples after adsorption of its 2-nitroso-1-naphthol-4-sulfonic acid - tetradecyldimethylbenzylammonium chloride on microcrystalline naphthalene in the ph range of 7.5-11.0. after filtration, t...

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