Q: Just as I understand the concept of color temperature (Kelvin), now CRI is being bandied about as LEDs come into the market. What is it exactly? A: I am right there with you. From the beginning of ...

the CrI 3 flakes were encapsulated between two pieces of few-layer graphite (typically 5 nm in thickness) before being extracted from the glove box. For each optical-microscopy-filtered image ...