Optics and photonics is the study of the fundamental properties of light and harnessing them in practical applications. Optics and photonics covers the entire electromagnetic spectrum from high-energy ...

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We fabricate a lithium niobate slot waveguide for THz field enhancement and demonstrate compact linear THz spectroscopy on an inserted sample. A hybrid metasurface functioning as a low-correlation and ...

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.