Typically, lower-energy radiation, such as radio waves, is expressed as frequency; microwaves, infrared, visible and UV light are usually expressed as wavelength; and higher-energy radiation, such as X-rays and gamma rays, is expressed in terms of energy per photon.
Emmanuel Macron. Emmanuel Macron (French: [emanÉ¥Él makÊÉÌ]; born 21 December 1977) is a French politician, senior civil servant, and former investment banker. Born in Amiens, he studied Philosophy at Paris Nanterre University, and later graduated from the Ãcole nationale d'administration (ENA) in 2004.
Emmanuel Macron: Franceâs political prince eyeing the ElysÃ©e. An opinion pollster stopping random French people in the street to ask: âWho is Emmanuel Macron?â just a few years ago would have found most, if not all, of those quizzed responding with a shrug and a âje ne sais pasâ.