University of Illinois Champaign Urbana Archives | The American Ceramic Society

University of Illinois Champaign Urbana

Perovskite-based tunable superlens developed

By Eileen De Guire / March 30, 2011

Experimental setup shows an IR free-electron laser light source and perovskite superlens consisting of BiFeO3 and strontium titanate SrTiO3 layers. Imaged objects are strontium ruthenate patterns (orange) on a SrTiO3 substrate. The near-field probe is shown in blue and the evanescent waves in red. Credit: Kehr, et. al. The DOE’s Lawrence Berkeley National Lab and Ramamoorthy Ramesh…

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