Answers are grounded in this paper and cite their sources.
Thick layers of disordered materials, such as milk or snow, scatter light so that very little of it gets through. Theorists say that a properly designed combination of incident light waves would be almost completely transmitted and we now have experimental proof of this remarkable result.
No takes yet. Share an insight, caveat, or question.
J. B. Pendry (2008) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: