???????????????????????????????????????????????????????????????豸????????????????????????????????????????????????????????

???????????????????????????????Pohang University of Science and Technology??POSTECH??Junsuk Rho?????Hanlyun Cho????о?????????????????????????????????????????????????????????????г??????????????????????????????????????????????????????????????????в???????????

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??????????????г?????????????????????????佇????????????????????????????????????????????????????????????????????????к????????

?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????δ???????

??????????????????????????о?????????????????????????????????????????????????????????????????????豸???????????????

?????????????vHMM??

?????????????vHMM??????

?о????????????????????????????450~550 nm???????Χ???????????????????????????????????????????????????????????????????????????????????????????????о??????100 nm?????

?????о?????????????????????????????????????????δ????????????п?????????????????Щ???????????????????????????????????????????????????????1968???????????Victor Veselago?????????????????????????о??????????????????й?????????????

?????????????vHMM????????

“??????????о??ж???????????????????????????????????????????????????????????????????”???????о???Rho???????“???о???????????壬??????????????????????????????????????????????????”

?????????????vHMM?????????????

?????о?????????????Nanophotonics???“Experimental demonstration of broadband negative refraction at visible frequencies by critical layer thickness analysis in a vertical hyperbolic metamaterial”?????????????????棨Journal Citation Report??JCR????Nanophotonics?????????????10%????????????????о??????????????о??????National Research Foundation of Korea????Mid-Career Researcher Program??????

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?????????????漼?????г?-2021?桷

?????????????????????ü??г?-2021?桷??