The electromagnetic field solution for a spherical invisibility cloak with an active device inside is established. Extraordinary electric and magnetic surface voltages are induced at the inner boundary of a spherical cloak, which prevent electromagnetic waves from going out. The phase and handness of polarized waves obliquely incident on such boundaries are kept in the reflected waves. The surface voltages due to an electric dipole inside the concealed region are found equal to the auxiliary scalar potentials at the inner boundary, which consequently gain physical counterparts in this case.
Extraordinary surface voltage effect in the invisibility cloak with an active device inside. Publishing Authors By Initials
Extraordinary surface voltage effect in the invisibility cloak with an active device inside. Journal Published:
PUBLICATION TYPE: Journal Article
Journal: Physical review letters
VOLUME: 100
Page Numbers: 063904
Journal Abbreviation: Phys. Rev. Lett.
ISSN: 0031-9007
DAY: 15
MONTH: 02
YEAR: 2008
Extraordinary surface voltage effect in the invisibility cloak with an active device inside. Information
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LANGUAGE: eng
NlmUniqueID: 401141
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Grant and Affiliation Information for Extraordinary surface voltage effect in the invisibility cloak with an active device inside.
AFFILIATION: The Electromagnetics Academy at Zhejiang University, Zhejiang University, Hangzhou 310058, China, and Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA.
Country: United States
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MEDLINETA: Phys Rev Lett
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