Nanoparticles possess a huge potential to be employed in numerous biomedical purposes;
their applications may include drug delivery systems, gene therapy, and tissue engineering …

There is an unprecedented concern regarding the viral strain SARS-CoV-2 and especially
its respiratory disease more commonly known as COVID-19. SARS-CoV-2 virus has the …

Over the past years, disposable masks have been produced in unprecedented amounts due
to the COVID-19 pandemic. Their increased use imposes significant strain on current waste …

Because of their moderate penetration power, β-rays (high-energy electrons) are a useful
signal for evaluating the surface contamination of nuclear radiation. However, the …

Abstract Coronavirus disease 2019 (COVID-19) pandemic makes protective respirators
highly demanded. The respirator materials should filter out viral fine aerosols effectively …

In this work, we demonstrate selected optimization changes in the simple design of filtration
masks to increase particle removal efficiency (PRE) and filter quality factor by combining …

Following the global spread of COVID-19, scientists and engineers have adapted
technologies and developed new tools to aid in the fight against COVID-19. This review …

In response to personal protective equipment (PPE) shortages in the United States due to
the Coronavirus Disease 2019, two models of N95 respirators were evaluated for reuse after …

Size-and time-dependent particle removal efficiency (PRE) of different protective respiratory
masks were determined using a standard aerosol powder with the size of particles in the …

目的优化白芷粗多糖的提取工艺, 并研究高能电子束辐照对其含量, 抗氧化活性和抑菌活性的
影响. 方法在单因素的实验基础上进行三因素三水平的Box-Benhnken 中心组合实验 …