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Introduction to
2
B ea ()
9Corresponding frequency of oscillation
B ea ()
This is well-known Bloch oscillation
In Fig. (b) the velocity starts from k = 0, increases as time passes
reaches a maximum, decreases and vanishes at the zone edge
The electron turns around and acquires a negative velocity, and so on
10 : .
Introduction to
Condensed Matter Physics
Jin Guojun
Sep. 23, 2013 : .
Introduction to
Condensed Matter Physics
Jin Guojun
Sep. 23, 2013 : .
Beautiful Plane Geometry: Five Point Circle
2 : .
Introduction to
Condensed Matter Physics