Atom to the positively charged nucleus by the attraction created from opposite electric charges. If an atom has more or fewer electrons than its atomic number, then it becomes respectively negatively or positively charged as a whole; a charged atom is called an ion. Electrons have been known since the late 19th century, mostly thanks to J.J. Thomson; see history of subatomic physics for details. Protons have a positive charge and a mass 1,836 times that of the electron, at . The number of protons in an atom is called its atomic number. Ernest Rutherford (1919) observed that nitrogen under alpha-particle
Split the Atom Split the Atom Split the Atom is the debut studio album by Dutch drum and bass trio Noisia. The album was released on April 5, 2010 as a full-length CD as well as two double 12" EPs; the "Vision EP" includes four Drum and Bass tracks whilst the "Division EP" includes four Electro house/Breaks tracks. On February 27, 2012, Noisia released a special edition of "Split The Atom" on deadmau5's acclaimed label mau5trap. The first disc is the full-length original album while the second disc is a remix album with two original tracks, "Tommy's Theme" and "Could This Be", that