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Optical constants of (C3H4O2)n (Polylactic acid, PLA)
Bodurov et al. 2016: PDLA; n 0.405–0.635 µm

Wavelength: µm
 (0.405–0.635)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.9809λ^2}{λ^2-0.2123719^2}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 24 °C
film_thickness: 45e-6
substrate: glass

Comments

PDLA. 45-μm film on glass substrate. 24 °C.

References

I. Bodurov, I. Vlaeva, A. Viraneva, T. Yovcheva, S. Sainov. Modified design of a laser refractometer, Nanoscience & Nanotechnology 16, 31-33 (2016)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Polylactic acid, (C3H4O2)n

Other names

  • Poly(lactic acid)
  • Polylactide
  • PLA

Variations

  • PLA: Polylactide
  • PDLA: Poly-D-lactide
  • PLLA: Poly-L-lactide
  • PDLLA: Poly-DL-lactide

External links