Achieving volumetric gain metamaterials

Metamaterials have been attracting tremendous interests due to their exotic electromagnetic characteristics, such as sub-wavelength imaging and invisibility cloak.However, the appreciable loss arising from the inherent resonant nature of metamaterials plagues many of their engineering applications.In this paper, we derive the condition for achievin

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Partial Atomic Model of the Tailed Lactococcal Phage TP901-1 as Predicted by AlphaFold2: Revelations and Limitations

Bacteria are engaged in a constant battle against preying viruses, called bacteriophages (or phages).These remarkable nano-machines pack and store their genomes in a capsid and inject it into the cytoplasm of their bacterial prey following specific adhesion to the host cell surface.Tailed phages possessing dsDNA genomes are the most abundant phages

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