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Gamma irradiated Cu-doped TiO2 nanoparticles for selective ammonia sensing

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dc.creator Katı, Mehmet İsmail
dc.creator Çorumlu, Vahit
dc.creator Altındal, Ahmet
dc.creator AKYÜREKLİ, Salih
dc.creator Urfa, Yalçın
dc.date 2024-08-01T00:00:00Z
dc.date.accessioned 2025-02-25T10:33:29Z
dc.date.available 2025-02-25T10:33:29Z
dc.identifier 87a90cea-580b-4fa3-94b2-3ca3d92266a2
dc.identifier 10.1016/j.radphyschem.2024.111752
dc.identifier https://avesis.sdu.edu.tr/publication/details/87a90cea-580b-4fa3-94b2-3ca3d92266a2/oai
dc.identifier.uri http://acikerisim.sdu.edu.tr/xmlui/handle/123456789/100418
dc.description In this research, the effect of gamma ray doses on volatile organic compound (VOC) sensing properties of Cu doped TiO2 nanoparticles are studied to further improve the VOC sensing performance. Pure and Cu doped TiO2 nanoparticles have been prepared by sol-gel technique on Au interdigitated plexiglas substrate and irradiated by gamma-rays with doses varying from 1 to 150 KGy. The irradiation was performed by using 60Co as gamma source. The structural, morphology and modifications were analyzed with X-ray diffraction (XRD), scanning electron microscopy (SEM), and Atomic Force Microscopy (AFM) techniques. The sensing performance of these films toward ethanol, methanol, 2-propanol, benzene, toluene, xylene and ammonia vapors has been tested. It was observed that no remarkable sensor response to any vapors except ammonia was observed at room temperature. Changes in sensor’ ammonia sensitivity have been correlated with the gamma radiation dose and Cu doping ratio. Maximum sensing performance was observed with 3% Cu doped TiO2 exposed to gamma radiation dose of 150 kGy.
dc.language eng
dc.rights info:eu-repo/semantics/closedAccess
dc.title Gamma irradiated Cu-doped TiO2 nanoparticles for selective ammonia sensing
dc.type info:eu-repo/semantics/article


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