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A group of researchers found that the optical phrase reflected from cholesteric liquid crystal changed depending on the helical phase, developing a technology ...

A group of researchers succeeded in visualizing changes in defect density on the surface of GaN through the laser terahertz emission microscope (LTEM) which ...

A research group built a distinct nonlinear optical element working as a photon splitter in optical frequency domain and observed, for the first time, ...

This research demonstrated the first experimental result that directly determines the purely 1D band structure by performing spin-resolved angle-resolved ...

A research group has developed two new types of RGB laser light source modules, including a world-class high-brightness model and an ultra-miniaturized model, ...

A group of researchers fabricated an ellipsoidal mirror for two-dimensional 100-nm focusing with a nanoscale surface-figure accuracy, the best result achieved ...