These alternatives are relatively uncompetitive during the initial stages of their respective technological life cycles, since costs are initially high, before technological breakthroughs are achieved or economies of scale come into play.
The president's spokesman, Joe Lockhart, said that, as expected, "no breakthrough" was achieved.
The breakthrough was achieved by bonding a layer of light-emitting indium phosphide onto the surface of a standard silicon chip etched with special channels that act as light-wave guides.
They stand like rocks on the beach, unblinking, their clothing worn to rags, silently communing, until "Breakthrough" is achieved and they ascend in a trail of fire into the skies, to join the greater Power.
The breakthrough was achieved partly by compressing the system's accompanying dictionary and re-engineering some of the software code and the core speech engine for use on small devices, Mr. Roth said.
The United States faces a prosaic daily threat: Many more young American men and women will die in Iraq and Afghanistan over the next several years if no Iranian breakthrough is achieved.
At the same time, a realistic breakthrough was achieved by Laura Fitinghoff, whose historical novel about the famine of the 1860s, Barnen från Frostmofjället (1907; Eng. trans., Children of the Moor, 1927), ranks as a classic.
It was observed that quicker breakthrough was achieved for higher flow rates of As V) solution.
In 1974, one breakthrough was achieved by Lim using Edelstein's method of asymptotic centers [3].
