A laser diode, also known as an injection laser or diode laser, is a semiconductor device that produces coherent radiation (in which the waves are all at the same frequency and phase) in the visible or infrared (IR) spectrum when current passes through it.
This article is about the city in Jay County. For the city in Fountain County formerly named Portland, see Fountain, Indiana. Portland is a city in and the county seat of Jay County, Indiana, United States. The population was 6,223 at the 2010 census.
Joseph Boyington checked in to Cumberland County Jail. <p>The <b>Cumberland County Jail</b> is located in <a href=/pages/w/112606422085862>Portland, Maine</a>, and is the largest jail in the state. The jail, a division of the Cumberland County Sheriff's Office, is a part of <a href=/pages/w/136777573012091>Cumberland County</a> government and is wholly operated by the elected Sheriff.