A research team led by Prof. Zhang Tianshu at the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has ...

This wave has a time period of 0.1 seconds. The same terms can be used to describe longitudinal waves, but with a few important differences: Compression – a region of high pressure, where the ...

Study: Longitudinal kinetics of RBD+ antibodies ... the levels of RBD + decayed over the study period of 14 months. The decay of IgG RBD + antibody levels were observed in 18.4% of the samples ...