I saw a series of photos where the experimenter was using a variable power supply and lpm on a diode. He was ramping up the current on the diode while measuring the mW output. After several increases in current the power of the diode leveled off. in fact the mW started dropping on further...
Just wanted to introduce myself. I've been a laser hobbyist on and off for about 10 years. I just recently jumped back in. This site huge and there is a lot of knowledge here! I have been using this site extensively. I found it much more productive searching with google than the "search...