title: Narrow zone heating by a new radiation focusing technique-toroidal ellipsoid furnace.
abstract: A new form of focused radiation furnace for narrow zone heating is described. Performance of a preliminary prototype is given, and some useful parameters for design are discussed.
authors.affiliation: Marshal Space Flight Center, Huntsville, Alabama 35812.
authors.forename: M C
authors.initials: MC
authors.lastname: Davidson
authors.forename: L R
authors.initials: LR
authors.lastname: Holland