Nano Quantum Dot Leds, 120 Lumens Per Watt?

[DGP]

A very interesting article if youre an LED nerd......quantum dot suspended in liquid. Weird Science.

https://phys.org/news/2018-07-quantum-dot-white-efficiency.amp

Dee

 

[FatManatee]

Pretty outdated, Samsung LM301B chips exceed 220lm/w.
However lumens are a bad indicator of lamp efficiency for growing plants, we should always be looking at PAR readings.

https://news.samsung.com/global/samsung-achieves-220-lumens-per-watt-with-new-mid-power-led-package