title: Using a logarithmic scale in matplotlib
body: <p>I have the following plot in which the X range is very wide and the shape of the graph near 1 MeV to 0.1 MeV is suppressed. </p>
  
  <p>I want a plot where the X scale has equal separation (or equal grid) between 10,1,0.1 MeV.
  <img src="https://i.stack.imgur.com/xkG3B.png" alt="enter image description here"></p>