23 English eng Le Tien Khoa Contributor <p><span style="margin: 0px; padding: 0px; color: rgb(31, 31, 31); font-family: ElsevierGulliver, Georgia, "Times New Roman", Times, STIXGeneral, "Cambria Math", "Lucida Sans Unicode", "Microsoft Sans Serif", "Segoe UI Symbol", "Arial Unicode MS", serif, sans-serif; font-size: 16px;"><span style="margin: 0px; padding: 0px;">ZnO&nbsp;<a href="https://www.sciencedirect.com/topics/chemical-engineering/nanoparticle" title="Learn more about nanoparticles from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">nanoparticles</a>&nbsp;were modified with KF using&nbsp;</span><a href="https://www.sciencedirect.com/topics/physics-and-astronomy/thermal-shock" title="Learn more about thermal shock from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">thermal shock</a><span style="margin: 0px; padding: 0px;"><span style="margin: 0px; padding: 0px;"><span style="margin: 0px; padding: 0px;">&nbsp;method at various temperatures in order to improve the&nbsp;<a href="https://www.sciencedirect.com/topics/chemistry/photocatalytic-activity" title="Learn more about photocatalytic activity from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">photocatalytic activity</a>&nbsp;of ZnO under both UVA and&nbsp;</span><a href="https://www.sciencedirect.com/topics/physics-and-astronomy/visible-spectrum" title="Learn more about visible light from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">visible light</a><span style="margin: 0px; padding: 0px;">&nbsp;irradiation. The influences of KF-modification on the crystal structure, morphology, UV–visible absorption, specific&nbsp;<a href="https://www.sciencedirect.com/topics/chemistry/surface-area" title="Learn more about surface area from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">surface area</a><span style="margin: 0px; padding: 0px;">&nbsp;as well as surface structure of ZnO were respectively characterized by&nbsp;<a href="https://www.sciencedirect.com/topics/materials-science/x-ray-diffraction" title="Learn more about XRD from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">XRD</a>, FE-SEM, UV–Visible&nbsp;</span></span></span><a href="https://www.sciencedirect.com/topics/engineering/diffuse-reflectance" title="Learn more about diffuse reflectance from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">diffuse reflectance</a>, N</span></span><span style="margin: 0px; padding: 0px; font-size: 12px; line-height: 0; position: relative; vertical-align: baseline; bottom: -0.25em; color: rgb(31, 31, 31); font-family: ElsevierGulliver, Georgia, "Times New Roman", Times, STIXGeneral, "Cambria Math", "Lucida Sans Unicode", "Microsoft Sans Serif", "Segoe UI Symbol", "Arial Unicode MS", serif, sans-serif;">2</span><span style="margin: 0px; padding: 0px; color: rgb(31, 31, 31); font-family: ElsevierGulliver, Georgia, "Times New Roman", Times, STIXGeneral, "Cambria Math", "Lucida Sans Unicode", "Microsoft Sans Serif", "Segoe UI Symbol", "Arial Unicode MS", serif, sans-serif; font-size: 16px;"><span style="margin: 0px; padding: 0px;">&nbsp;adsorption and&nbsp;<a href="https://www.sciencedirect.com/topics/materials-science/x-ray-photoelectron-spectroscopy" title="Learn more about XPS from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">XPS</a><span style="margin: 0px; padding: 0px;">&nbsp;spectroscopy. The&nbsp;<a href="https://www.sciencedirect.com/topics/physics-and-astronomy/photocatalytic-activity" title="Learn more about photocatalytic activity from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">photocatalytic activity</a><span style="margin: 0px; padding: 0px;">&nbsp;was evaluated via the degradation of&nbsp;<a href="https://www.sciencedirect.com/topics/chemistry/methylene-blue" title="Learn more about methylene blue from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">methylene blue</a>&nbsp;under UVA irradiation. According to the results, the&nbsp;</span></span></span><a href="https://www.sciencedirect.com/topics/chemical-engineering/thermal-shock" title="Learn more about thermal shock from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">thermal shock</a><span style="margin: 0px; padding: 0px;"><span style="margin: 0px; padding: 0px;"><span style="margin: 0px; padding: 0px;">&nbsp;process with KF did not modify the structure, the particle size and the&nbsp;<a href="https://www.sciencedirect.com/topics/materials-science/optical-property" title="Learn more about optical properties from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">optical properties</a>&nbsp;of ZnO&nbsp;</span><a href="https://www.sciencedirect.com/topics/physics-and-astronomy/nanoparticle" title="Learn more about nanoparticles from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">nanoparticles</a>&nbsp;but successfully increase their UVA and visible light induced photocatalytic activity. This enhancement of activity may be attributed to the increase of surface&nbsp;</span><a href="https://www.sciencedirect.com/topics/chemistry/hydroxyl-group" title="Learn more about hydroxyl groups from ScienceDirect's AI-generated Topic Pages" class="topic-link" style="margin: 0px; padding: 0px; background-color: rgba(0, 0, 0, 0); word-break: break-word; text-decoration-line: underline; text-decoration-thickness: 1px; text-decoration-color: rgb(31, 31, 31); color: rgb(31, 31, 31); text-underline-offset: 1px;">hydroxyl groups</a>&nbsp;and zinc vacancies of modified ZnO samples.</span></span></p> Elsevier Ltd. January 2020 pdf Arabian Journal of Chemistry Enhanced photocatalytic activity of ZnO nanoparticles by surface modification with KF using thermal shock method mixed material Elsevier Ltd.