نتایج جستجو برای: sno2 zn2sno4
تعداد نتایج: 2975 فیلتر نتایج به سال:
دراین کار تحقیقاتی نانو کامپزیت SnO2-Zn2SnO4 با روش حالت جامد ساخته شد. خصوصیات این نانو ذرات با تکنیکهای مختلف از قبیل اسپکتروسکوپی پرتو ایکس و میکروسکوپ نشر الکترون بررسی شد. سپس یک حسگر الکتروشیمیایی برای اندازه گیری پیریدیم با استفاده از این نانو ذرات ساخته شد. این حسگر خواص الکترو کاتالیست بسیار عالی برای اندازه گیری پیریدیم نشان داد. پیک اکسایش این دارو در محدوده 0.3 تا 607.0 میکرومولار...
In this study, ZnO, SnO2 and their composite (ZnO-SnO2) were synthesized by green route using aqueous extract of Solanum macrocarpon fruit used for the photo-reduction hexavalent chromium. The synthetic involved a two-step procedure, induced temperature via calcination at 350 600 °C. was prepared treatment mixture precursor compounds to up 800 °C, extension 1000 resulted in emergence ZnO-SnO2-Z...
Several ternary- and binary-structured ZnO-based nanocrystallites (Zn2SnO4, Zn2TiO4, ZnO/SnO2, ZnO/TiO2) were synthesized by the solid-state method first tested as photocatalysts in removal of fumonisin B1 (FB1) under UV irradiation. The phase composition nanocrystalline dimensions (50–80 nm) confirmed X-ray diffraction Raman analyses. Similar preparation procedures applied case binary structur...
Here we report that mesoporous ternary oxide Zn2SnO4 can significantly promotes the crystallization of hybrid perovskite layers and serves as an efficient electron transporting material in perovskite solar cells. Such devices exhibit an energy conversion efficiency of 13.34%, which is even higher than that achieved with the commonly used TiO2 in the similar experimental conditions (9.1%). Simpl...
In view of the increased prospects of Zn2SnO4 as an alternative photoanode for dye sensitized solar cells (DSSCs), we synthesized phase pure Zn2SnO4 nanostructures by a cost effective sonochemical technique. In order to establish the stability of this alternative photoanode in DSSCs, we further explored the interaction of the synthesized Zn2SnO4 with commonly used photosensitizers in DSSCs, suc...
ZnSnO3 or Zn2SnO4/SnO2 Hierarchical Material? Insight into the Formation of ZnSn(OH)6 Derived Oxides
Piezoelectric materials are a class of compounds that is gaining increasing interest in various applications such as energy harvesting. During the last decade, lead-free ZnSnO3 perovskite ceramic has gained attention among scientific community thanks to its unique symmetry-dependent and spontaneous polarization properties piezoelectricity ferroelectricity. Nevertheless, only few studies success...
ZnO nanocone arrays on self-assembled Zn2SnO4 base were successfully synthesized via a thermal evaporation method of two-step temperature-rising. The as-prepared ZnO nanocone products had a well crystalline wurzite structure with symmetry about the growth direction along [0001]. Based on the calculation of the lattice misfit between different families of crystal planes of ZnO and Zn2SnO4, Stran...
The interface effect is one of the most important factors that strongly affect the structural transformations and the properties of nano-/submicro-crystals under pressure. However, characterization of the granular boundary changes in materials is always challenging. Here, using tetrakaidecahedral Zn2SnO4 microcrystals as an example, we employed alternating current impedance, X-ray diffraction m...
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