LED Celling Panel Lights The G GJIA LED panel light boasts an impressive light efficiency of 130lm/W. This model features field selectable CCT and wattage, along with 0-10V dimming capabilities ranging from 0% to 100%. Utilizing new backlit technology, it ensures optimal light dispersion and uniform surface brightness. The aluminum frame provides a lightweight...

Early Theories and Discoveries (Early 20th Century - 1960s) The 1950s: Breakthroughs in semiconductor research In the 1950s, research institutions such as Bell Labs in the United States began to conduct in-depth research on semiconductor materials, especially III-V group compound semiconductors (such as gallium arsenide GaAs and gallium phosphide GaP). These materials possess Electroluminescence...