Table 1.

The relaxation times and internal dissipation coefficients of three chromosomes modeled by Euler-Bernoulli (EB) theory and Timoshenko (T) theory.

Chromosome length, L (μm)	Dominant wavenumber, qdom ≈ π/2L (μm−1)	Theory	RMSE	Relaxation time (s) from fitting (5) and (7) to experimental data	Internal dissipation coefficients (kg/(m.s)) at dominant wavenumber using (6) and (8)	Internal dissipation coefficients (kg/(m.s)) at large wavenumber limit using (16) and (17)
7	0.22	EB	0.052	τ = 0.64	${\eta \prime }_b=319$	${\eta \prime }_b=320$
		T	0.013	τ1 = 0.13, τ2 = 0.95	${\eta \prime }_b=66$, ${\eta \prime }_s=162$	${\eta \prime }_b=65$, ${\eta \prime }_s=162$
16.5	0.09	EB	0.039	τ = 0.66	${\eta \prime }_b=315$	${\eta \prime }_b=330$
		T	0.012	τ1 = 0.27, τ2 = 1.16	${\eta \prime }_b=119$, ${\eta \prime }_s=198$	${\eta \prime }_b=135$, ${\eta \prime }_s=198$
18.5	0.08	EB	0.030	τ = 0.87	${\eta \prime }_b=410$	${\eta \prime }_b=435$
		T	0.015	τ1 = 0.23, τ2 = 1.23	${\eta \prime }_b=93$, ${\eta \prime }_s=210$	${\eta \prime }_b=116$, ${\eta \prime }_s=210$
All three-lengths combined	—	EB	0.050	τ = 0.70	—	${\eta \prime }_b=350$
		T	0.031	τ1 = 0.22, τ2 = 1.13	—	${\eta \prime }_b=110$, ${\eta \prime }_s=192$

The root mean squared error (RMSE) represents the square root of the integral of the square of the difference between the experimentally measured autocorrelation and the associated theoretical fit.