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![]() NAGPAL, Rajat, LUPAN, Cristian, SANDU, Iulia, BÎRNAZ, Adrian. Detectarea luminii uv pe baza rețelelor de ZnO. In: Integrare prin cercetare și inovare.: Ştiinţe ale naturii și exacte, 9-10 noiembrie 2023, Chișinău. Chisinau, Republica Moldova: Centrul Editorial-Poligrafic al USM, 2023, SNE, pp. 752-757. ISBN 978-9975-62-690-3. |
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Integrare prin cercetare și inovare. SNE, 2023 |
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Conferința "Integrare prin cercetare și inovare." Chișinău, Moldova, 9-10 noiembrie 2023 | ||||||
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ZnO network is considered as a good visible blind UV light detector. In this study we report room temperature UV detection analysis at three different wavelengths spread in UV-A and UV-B regions. Studied ZnO network is prepared by one of the most efficient methods: flame transport synthesis. ZnO network between two interdigitated electrodes were irradiated by UV radiation of three different wavelengths as 400nm, 370nm, and 280nm. The result analysis exhibits UV response of ~ 32, 28, and 11 at wavelength 370nm, 280nm, and 400nm, respectively. The UV response characteristics were measured and get analysed in detail with its sensing mechanism, correlating slow regeneration or decay time (~7.9s) to slow exchange of carrier’s movement due to trapping of carriers by oxygen ions. The detailed sensing mechanism has been discussed. |
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Cuvinte-cheie UV light detection, ZnO, UV response characteristics |
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