Who is the scientist who invented a new way of producing light?

One notable scientist who has significantly contributed to new ways of producing light is Nikola Tesla. He developed the alternating current (AC) system, which enabled the practical use of electric light through incandescent bulbs. Additionally, researchers like Shuji Nakamura have been instrumental in creating blue LEDs, leading to the development of energy-efficient lighting solutions. These innovations have revolutionized the way we generate and utilize light.