Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yunjun Li0
Igor Pavlovsky0
Date of Patent
July 17, 2007
0Patent Application Number
103719710
Date Filed
February 21, 2003
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention is for a porous silicon powder comprising silicon particles wherein the outermost layers of said particles are porous. The present invention is also directed to a method of making this porous silicon powder using a stain etch method. The present invention is also directed to a method of making silicon nanoparticles from the porous silicon powders using a process of ultrasonic agitation. The present invention also includes methods of processing these silicon nanoparticles for use in a variety of applications.
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