TheФ-meson production in nucleon-nucleon collisions is interesting because it is the elementary reactions involving large OZI rule violation.It is argued that
Pump,pipe,valve and indicating instrument are four most important parts of water system.Water Head Loss is called Pressure Loss.Showing the loss of pressure is
In order to ameliorate the electrochemical hydrogen storage performances of La-Mg-Ni system A_2B_7-type electrode alloys, the partial substitution of M (M = Zr,