silicon casting and the patent bargain

At its most fundamental a patent is a bargain between the state and an inventor, where the state receives an enabling disclosure of the invention in return for a limited monopoly.  The state enters this bargain to provide the  disclosed information to the public for the benefit of further invention and building of the next […]

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6N Silicon – Calisolar – Suntech – Technology Review

Cheaper High-Efficiency Solar Panels – is the title of this article out of Technology Review about two weeks ago. Silicon wafers for use in solar panels require both the defect density and impurity levels are below low minimum values.  The low defect density is best achieved with single crystal wafers.  These are commonly produced by […]

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