For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the need for artificially manufactured metamaterials. Scientists have long ...
When light passes through materials, it typically changes direction and bends in predictable ways. This change in direction, ...
A team of scientists led by Academician Professor Xiang Zhang, President and Vice-Chancellor of The University of Hong Kong ...
Scientists at the University of Hong Kong (HKU) have demonstrated negative light refraction with a natural magnetic material. The work published in Nature Nanotechnology, titled “Excitonic negative ...
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