Documents An Outline of String Theory Miao Li Interdisciplinary Center of Theoretical Study, USTC, Hefei,...

An Outline of String Theory Miao Li Interdisciplinary Center of Theoretical Study, USTC, Hefei, China Institute of Theoretical Physics Beijing, China Contents Background…

Documents Yagi Antenna Design NIST

NBS TECHNICAL NOTE 688 NATIONAL BUREAU OF STANDARDS The National Bureau of Standards' was established by an act of Congress March 3. 1901. The Bureau's overall…