Polymer Chain & Entropic Spring Force
Parameters
Segments (N):
50
Segment length (b):
1.0
Temperature (kT):
1.0
End-to-end stretch:
0.00
Sample Conformations
Reset
⟨R²⟩
½
(theory):
—
R (current):
—
Entropic force F:
—
Freely-jointed chain:
N segments of length b, random orientations.
End-to-end RMS: ⟨R²⟩^½ = b√N
Entropic spring:
F = 3kT·R/(Nb²) for small extensions; Langevin function for large.
Color = segment index along chain.