Candela unit, the "candela". In 1967 the 13th CGPM removed the term "new candle" and gave an amended version of the candela definition, specifying the atmospheric pressure applied to the freezing platinum: The candela is the luminous intensity, in the perpendicular direction, of a surface of square metre of a black body at the temperature of freezing platinum under a pressure of newtons per square metre. In 1979, because of the difficulties in realizing a Planck radiator at high temperatures and the new possibilities offered by radiometry, the 16th CGPM adopted the modern definition of the candela. The arbitrary (1/683) term
Vincent Candela taker. At club level, Candela played football in France with Toulouse (1992–95) and Guingamp (1995–97), before moving to Italian side A.S. Roma (1997–2005). He won one "scudetto" with Roma, as well as the Supercoppa Italiana, in 2001, also helping the club to the 2003 Coppa Italia Final. He later joined English side Bolton Wanderers (2005), before returning to Italy to play for Udinese (2005–2006), and Siena (2006–2007), as well as spending a spell on loan with Messina (2007). On 28 January 2007 he played his last Serie A match for Messina against Ascoli. For France, Candela was capped 40 times