and that brighter LED streetlamps may be making the problem worse. The AMA report goes a step further, and pins extra blame on the color of the light. Blue light apparently suppresses the ...

Blue Light Emitting Diodes (LEDs) are semiconductor devices that emit blue light when activated. They are part of the visible LED spectrum and are used to produce blue light by utilizing specific ...

With a capacity of around 107,000 Michigan Stadium is the biggest arena in the US The largest stadium in the US, filled with tens of thousands of noisy American Football fans, was drenched in blue ...

The wavelength conversion process is highly efficient in photon terms: in most cases, more than 90% of the photons supplied by the LED will be absorbed and re-emitted at the phosphor wavelength.