This study investigates the mechanism and effects of incorporating different ZrO nano-particles into SAC0307 solder alloys. ZrO nano-powder and nano-fibers in 0.25-0.
View Article and Find Full Text PDF: A coronavirus disease 2019 (COVID-19) outbreak led to a worldwide pandemic. COVID-19 not only caused acute symptoms during the severe phase of the disease, but also induced long-term side effects on the functioning of many organs and systems. Symptoms that were associated with the disease and present at least 3 months after recovery were named long COVID.
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