Recent content by thanhmssl10

  1. thanhmssl10

    Problem of formula Hall constant

    Hi, this is my first thread in PF, please help me My document prove the formula of Hall constant very simply and it's k=1/n.e But my document also say that it's Approximate, and formula more accurate is k= (2/3).(1/n.e) I want to know how to prove this formula I am very curious though i may...
  2. thanhmssl10

    Using Tapatalk

    Using Tapatalk
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