Table 1 All the observed peaks are Lorentz fitted, and the corresponding data is listed.

From: Proximity induced band gap opening in topological-magnetic heterostructure (Ni80Fe20/p-TlBiSe2/p-Si) under ambient condition

Vibrational modes

p-TlBiSe2/p-Si

p-TlBiSe2/Ni80Fe20/ p-Si

Peak position (cm-1)

FWHM (cm-1)

I(A21g)/I(E2g)

Peak position (cm-1)

FWHM (cm-1)

I(A21g)/I(E2g)

A11g

61.99 ± 0.32

5.92 ± 1.58

1.38

63.09 ± 0.44

5.45 ± 1.67

1.62

E2g

97.85 ± 0.84

31.10 ± 4.42

85.52 ± 1.68

17.63 ± 10.27

A21g

135.3 ± 1.47

55.95 ± 17.2

138.32 ± 1.81

50.79 ± 6.05

SPM

74.91 ± 0.54

23.70 ± 3.69

72.14 ± 0.84

10.93 ± 4.69

A21u

–

–

104.51 ± 3.59

29.16 ± 16.29

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