After reviewing data, the European Medicines Agency (EMA) concludes there is a likely causal relationship between the UK's AstraZeneca and the US's Johnson & Johnson COVID-19 vaccines and the ...
The focus of a scalar vortex beam results into a transverse-axial polarization vector texture around the phase singularity, mapped from Gauss-Stokes Poincaré sphere, and forming a skyrmion. Credit ...
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