Please provide your email address to receive an email when new articles are posted on . In the past decade, refractive surgery has become a widespread means for ...
In this Letter, we experimentally demonstrate nonlinear optical negative refraction in thin metallic nanostructures. We use a degenerate four-wave mixing (4WM) process to show efficient frequency ...
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New dGMR Sensor Sets Record for Refractive Index Sensitivity in a Compact, Portable Design
Scientists have unveiled a compact optical sensor using differential guided-mode resonance that achieves record sensitivity in detecting refractive index changes. Their sensor opens new possibilities ...
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