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Lossy modes for Kerri #5

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Lossy modes for Kerri #5

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8bbb20d
created new example and started updating core module
philmain28 Aug 6, 2025
4408bbb
corrected jumbled english
philmain28 Aug 6, 2025
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426 changes: 426 additions & 0 deletions examples/Hollow_Core_Powerloss.ipynb
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24 changes: 18 additions & 6 deletions philsol/classy.py
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Original file line number Diff line number Diff line change
Expand Up @@ -55,20 +55,20 @@ def build_stuff(self, x_bound = None, y_bound = None, kx_bloch = 0, ky_bloch = 0
y_boundary = y_bound
)

def solve_stuff(self, neigs, beta_trial, extra_fields = None):
def solve_stuff(self, neigs, beta_trial, extra_fields = False, poynting_vector = False):
'''
Function to pass object to solver with the option of constructing the
ez and h feilds
'''

# some insults if everything isn't set up
if self.P == None:
print("Build your eigenproblem you idiot")

if self.mats == None:
print('Remember to build with extra matrices')
raise Exception("Build your eigenproblem you idiot")

if self.mats == None and extra_fields == True:
raise Exception("If full vector fields are required the build_stuff step needs matrices = True")


self.Eigs = neigs
self.beta, self.Ex, self.Ey = ps.solve.solve( self.P,
beta_trial,
Expand All @@ -89,7 +89,19 @@ def solve_stuff(self, neigs, beta_trial, extra_fields = None):
self.H[i, :, 0] = hx
self.H[i, :, 1] = hy
self.H[i, :, 2] = hz

if poynting_vector == True:
if not extra_fields:
raise Exception("Poynting vector requires full E and H fields")

self.S = np.empty((self.Eigs, self.num_x * self.num_y, 3), dtype = complex)

# Calculate Poynting vector components: S = E × H*
self.S[:, :, 0] = self.E[:, :, 1] * np.conj(self.H[:, :, 2]) - self.E[:, :, 2] * np.conj(self.H[:, :, 1])
self.S[:, :, 1] = self.E[:, :, 2] * np.conj(self.H[:, :, 0]) - self.E[:, :, 0] * np.conj(self.H[:, :, 2])
self.S[:, :, 2] = self.E[:, :, 0] * np.conj(self.H[:, :, 1]) - self.E[:, :, 1] * np.conj(self.H[:, :, 0])



def destroy_crap(self, fields = False):

Expand All @@ -102,4 +114,4 @@ def destroy_crap(self, fields = False):
if fields == True:
self.E = None
self.H = None


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