Formation of Nanoclusters in Zinc-Implanted Crystalline Quartzстатья
Информация о цитировании статьи получена из
Scopus
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 1 мая 2024 г.
Аннотация:We present the results of the synthesis of nanoclusters of metallic zinc and its oxide in crystalline quartz implanted with 64Zn+ ions with a dose of 5 × 1016 cm–2 and energy of 40 keV and annealed in oxygen at 400–900°C. Scanning electron microscopy combined with energy-dispersive spectroscopy, Rutherford backscattering spectroscopy and photoluminescence are used for the study. After implantation, separate nanoclusters of metallic zinc with a size of less than 1 μm are detected on the surface and in the surface layer of quartz. During annealing, metallic zinc passes to the phases of its oxide ZnO and silicate Zn2SiO4. After annealing at 700°C (optimal for obtaining the ZnO phase), zinc-oxide nanoclusters smaller than 500 nm are formed in the quartz surface layer. The photoluminescence spectrum exhibits a doublet peak at a wavelength of 370 nm, which is due to exciton luminescence in zinc oxide. After annealing at 800°C, the ZnO phase degrades, and the zinc silicate Zn2SiO4 phase is formed.