Warm light versus cold light

What's the difference between a LED and a lightbulb? 💡 Did you know there were two kinds of light to your life? In this video, we shed light on luminescence and incandescence! ↓ More infos and links in the description! ↓ ----------------------------------------­----------------------------- LINKS: French version: https://youtu.be/AvSyiW7i1KU Subscribe to the channel: https://youtube.com/thelutetiumproject Follow us on Twitter: https://twitter.com/TheLuProject Visit our website: https://www.lutetium.paris/en ----------------------------------------­----------------------------- RELATED PUBLICATIONS: Bernard Valeur, Molecular fluorescence: Principles and Applications, Wiley (2012) https://onlinelibrary.wiley.com/doi/book/10.1002/9783527650002 Jean-Michel Raimond, Atoms and Photons lecture notes, ICFP Masters program, http://www.lkb.upmc.fr/cqed/wp-content/uploads/sites/14/2016/09/m2icfpatomsphotons.pdf Richard Feynman's Lectures on Physics, Volume 1, §§ 41.2 and 41.3, https://www.feynmanlectures.caltech.edu/ ----------------------------------------­----------------------------- STRUCTURE OF THE VIDEO: 00:00 Light and matter 01:55 Luminescence 02:32 Photoluminescence 04:08 Chemiluminescence 05:38 Electroluminescence 06:01 Incandescence 07:14 Conclusion ----------------------------------------­----------------------------- CREDITS : Host: Julie Godefroid Director: Hoon Kwon Science supervisor: Sophie Norvez Script: Noémi Thomazo, Mathias Kasiulis Animators: Hoon Kwon, Benjamin Alardin Editors: Kévin Lamothe, Guillaume Durey Sound mixer: Valentin Zorgnotti Studio, visual identity: Juliette Nier Theme music: Pierre David Production: Guillaume Durey, Mathias Kasiulis, Quentin Magdelaine ----------------------------------------­----------------------------- ACKNOWLEDGEMENTS: Paul Boniface, Espace des Sciences Pierre-Gilles de Gennes, for the UV gun and fluorescent objects, https://www.groupe-traces.fr/membre/paul-bonifaec/ Sophie Norvez, Corinne Soulié, Chimie Moléculaire, Macromoléculaire, Matériaux, for the chemiluminescence reaction of the ruthenium complex ----------------------------------------­----------------------------- The Lutetium Project is a PSL students’ initiative conducted as part of IDEX ANR-10-IDEX-0001-02 PSL and funded by: PSL Research University – https://www.univ-psl.fr ESPCI Paris – https://www.espci.fr Espace des sciences Pierre-Gilles de Gennes – https://www.espgg.org ESPCI Alumni – https://espci.alumni.paris Fonds ESPCI Paris – https://www.fonds-espci-paris.org/