Researchers developed a novel tunable ultrasonic liquid crystal light diffuser that allows changing the diffusion direction It is no mystery that light is essential to human life. Since the discovery ...

Add Yahoo as a preferred source to see more of our stories on Google. photo-1537035448858-6d703dbc320f Indoor air can get a bit stale, especially during the chillier months, when you probably aren't ...

To the eye the zodiacal light looks like an enormous, wedge-shaped pillar of diffuse light slanting upward from the eastern horizon and extending halfway up the sky. The faint "finger" of the zodiacal ...

Effective diffused reflection is critical to the viewer observing a display as ambient light is incidental from multiple angles. Ishinabe et al. proposed particulate diffusers and surface ...