Updated gamma and alpha from the examples

Author: davidcortesortuno

examples/atomic/PRL_108_017601/figure1.py

@@ -29,8 +29,8 @@ def relax_system(mesh):
 
     sim = Sim(mesh, name='relax')
     # sim.set_options(rtol=1e-10,atol=1e-14)
-    sim.alpha = 1.0
-    sim.gamma = 1.0
+    sim.driver.alpha = 1.0
+    sim.driver.gamma = 1.0
     sim.mu_s = 1.0
 
     sim.set_m(init_m)

examples/atomic/PRL_108_017601/figure2.py

@@ -18,8 +18,8 @@ def excite_system(mesh):
     sim = Sim(mesh, name='dyn')
 
     # sim.set_options(rtol=1e-10,atol=1e-14)
-    sim.alpha = 0.04
-    sim.gamma = 1.0
+    sim.driver.alpha = 0.04
+    sim.driver.gamma = 1.0
     sim.mu_s = 1.0
 
     sim.set_m(np.load('m0.npy'))