Tearing as a test for mechanical characterization of thin adhesive films
We?re all familiar with the annoying problem of trying to peel sticky tape from a surface, only for the detached piece to narrow into a point and break off. Surprisingly, this phenomenon can be put to good use in deriving the mechanical parameters of a wide variety of thin, adhesive films.
AP - A key committee has approved construction of the first new Jewish settlement in the West Bank in a decade, an Israeli official said Thursday. The news infuriated Palestinians, who said the decision could cripple peace efforts.
Reuters - The House of Representatives passed
a massive housing rescue bill on Wednesday while the White
House dropped a threat to veto it, paving the way for measures
aimed at shoring up the worst U.S. housing market since the
Great Depression.