This paper studies the dynamic change of volatility spillovers between several major international financial markets during the global COVID-19 pandemic using Diebold and Yilmaz's connectedness index. We found that the total volatility spillover in this March reached its highest level of recent...

In this work, goethite modified activated carbon (α-FeOOH@AC) was synthesized by wetness-impregnation and used as a persulfate (S2O82-, PS) activator to inactivate Escherichia coli in water. Surficial analysis displayed that micron-sized (0.5 to 1 μm) α-FeOOH particles were uniformly...