diff --git a/code/band_structures.py b/code/band_structures.py
index 1da3bc8a85686e0bc72a2f89765188553a26ef80..9e758caf1476a1a7f1d3e5e0c718df5861f17b03 100644
--- a/code/band_structures.py
+++ b/code/band_structures.py
@@ -145,10 +145,10 @@ def main():
phonons_1d_2masses()
meff_1d_tb()
tight_binding_1d()
- DOS_finite_phonon_chain(3, 3_phonons.svg)
- DOS_finite_phonon_chain(300, 300_phonons.svg)
- DOS_finite_electron_chain(3, 3_electrons.svg)
- DOS_finite_electron_chain(300, 300_electrons.svg)
+ DOS_finite_phonon_chain(3, '3_phonons.svg')
+ DOS_finite_phonon_chain(300, '300_phonons.svg')
+ DOS_finite_electron_chain(3, '3_electrons.svg')
+ DOS_finite_electron_chain(300, '300_electrons.svg')
if __name__ == "__main__":
main()
diff --git a/figures/phonons6.svg b/figures/phonons6.svg
index 1bea842f93c23166d32d67d88dd17b070dbe2765..ca0a8ff0d4f989ad2053fde351ae9ae020699040 100644
--- a/figures/phonons6.svg
+++ b/figures/phonons6.svg
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