Photovoltaics years in Northern Europe. The term "photovoltaic" comes from the Greek φῶς ("phōs") meaning "light", and from "volt", the unit of electro-motive force, the volt, which in turn comes from the last name of the Italian physicist Alessandro Volta, inventor of the battery (electrochemical cell). The term "photo-voltaic" has been in use in English since 1849. Photovoltaics are best known as a method for generating electric power by using solar cells to convert energy from the sun into a flow of electrons by the photovoltaic effect. Solar cells produce direct current electricity from sunlight which can be used to power
Live (The Mars Volta EP) Live (The Mars Volta EP) Live is the first officially released live recording from the band The Mars Volta. The EP was released in limited quantities in 2003 and is now difficult to find. Due to this, the EP has become a collectors item among fans, sometimes selling for up to $150 on eBay . The first two tracks were recorded live at the XFM Studio in London, 2003. The last two tracks were recorded at the Electric Ballroom in London on July 9, 2003. The jam in "Drunkship of Lanterns" later became part of "Cygnus...Vismund Cygnus" from Frances the