Electrical engineering credited with establishing the term "electricity". He also designed the versorium: a device that detects the presence of statically charged objects. In 1762 Swedish professor Johan Carl Wilcke invented a device later named electrophorus that produced a static electric charge. By 1800 Alessandro Volta had developed the voltaic pile, a forerunner of the electric battery In the 19th century, research into the subject started to intensify. Notable developments in this century include the work of Georg Ohm, who in 1827 quantified the relationship between the electric current and potential difference in a conductor, of Michael Faraday (the discoverer of electromagnetic
2011 Volta a Portugal 2011 Volta a Portugal The 2011 Volta a Portugal is a men's road bicycle race held from 4 to 15 August 2011. It is the 73rd edition of the men's stage race to be held, which was established in 1927. A part of the 2010–2011 UCI Europe Tour, it is rated as a 2.1 event. 14 teams are invited to the 2011 Volta a Portugal, but the Italian team Acqua & Sapone remove its inscription in the Volta a Portugal, due to lack of cyclists to participate. 1 team is from the UCI ProTeams, 3 are UCI Professional Continental Teams