def gamma_ramp_n():
# ramp Gammanox
ramp.rampparam(device=device,
region=region_si,
param="Gammanox",
stop=1,
step_size=0.1,
min_step=0.001,
solver_params=dg_solver_params)
#ramp Gamman
ramp.rampparam(device=device,
region=region_si,
param="Gamman",
stop=3.6,
step_size=1,
min_step=0.05,
solver_params=dg_solver_params)
set_parameter(name=GetContactBiasName("top"), value=vneg)
devsim.solve(**solver_params)
def mycb():
res = simulate_charge(device=device,
contact="top",
equation="PotentialEquation",
solver_params=solver_params)
cdict['v'].append(res[0])
cdict['q'].append(res[1])
ramp.rampparam(device="",
region="",
param=GetContactBiasName("top"),
stop=vstop,
step_size=cstep,
min_step=0.01,
solver_params=solver_params,
callback=mycb)
cdict['Electrons'] = numpy.array(
get_node_model_values(device=device,
region=region_si,
name="IntrinsicElectrons"))
cdict['Holes'] = numpy.array(
get_node_model_values(device=device,
region=region_si,
name="IntrinsicHoles"))
cdict['Potential'] = numpy.array(
get_node_model_values(device=device,
region=region_si,