Here’s a fun video by [Ashish Derhgawen], discussing the photoelectric effect of neon lamps with some simple demonstrations. Orange light makes it light! [Ashish] demonstrates the well-known ...

As a result, the night time neon glow is fading. Wan Chai is an area of Hong Kong which still has some remaining neon signs. Preservation group “Streetsignhk” was co-founded by two local ...