🔬 Molecular Vibrational Spectrum
2D
Harmonic vs Morse oscillator — real energy levels, real IR line spectrum
Molecule preset
Bond force constant
k
480
N/m
Reduced mass
μ
0.98
u
Potential model
Harmonic
Morse
Anharmonicity x
e
0.017
Live readout
Fundamental ν̃
— cm⁻¹
Fundamental freq.
— THz
Level spacing ΔE(0→1)
— meV
Bound levels
—