Synthesis of gelatin-stabilized concentrated hydrosols of copper nanoparticles
- Авторлар: Vorobyev S.1,2, Saikova S.1, Karimov E.1
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Мекемелер:
- Siberian Federal University
- Institute of Chemistry and Chemical Technology, Siberian Branch
- Шығарылым: Том 86, № 11 (2016)
- Беттер: 2541-2547
- Бөлім: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/216598
- DOI: https://doi.org/10.1134/S1070363216110220
- ID: 216598
Дәйексөз келтіру
Аннотация
The effect of the copper sulfate, hydrazine, and gelatin concentrations, as well as of the Bloom strength of gelatin, pH, and synthesis temperature on the formation of copper nanoparticles via copper(II) sulfate reduction with a hydrazine solution has been evaluated. Conditions for the formation of oxidation- and aggregation-resistant concentrated (up to 0.4 M) copper metal hydrosols have been found. According to the transmission electron microscopic data, the resulting hydrosols contain metallic copper nanoparticles shaped as polyhedra with six poorly defined facets, having an average size of 30–60 nm, stabilized by a gelatin layer (2–3 nm).
Негізгі сөздер
Авторлар туралы
S. Vorobyev
Siberian Federal University; Institute of Chemistry and Chemical Technology, Siberian Branch
Хат алмасуға жауапты Автор.
Email: yekspatz@ya.ru
Ресей, Svobodnyi pr. 79, Krasnoyarsk, 660041; Krasnoyarsk
S. Saikova
Siberian Federal University
Email: yekspatz@ya.ru
Ресей, Svobodnyi pr. 79, Krasnoyarsk, 660041
E. Karimov
Siberian Federal University
Email: yekspatz@ya.ru
Ресей, Svobodnyi pr. 79, Krasnoyarsk, 660041