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Optical constants of (C2H4)n (Polyethylene, PE, HDPE, LDPE)
David et al. 2022: LLDPE film; n,k 2.00–12.3 µm

Wavelength: µm
 (1.999965 – 12.257470)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Comments

Spin-coated LLDPE. Measured using approximately 270 nm thick film (concentration 2%, dissolved in Toluene). Data at λ < 2 μm removed on author's request.

References

M. David, D. Disnan, A. Lardschneider, D. Wacht, H. Hoang, G. Ramer, H. Detz, B. Lendl, U. Schmid, G. Strasser, B. Hinkov. Structure and mid-infrared optical properties of spin-coated polyethylene films developed for integrated photonics applications, Opt. Mater. Express 12, 2168-2180 (2022)

Data

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INFO

Polyethylene, (C2H4)n (PE, HDPE, LDPE)

Polyethylene is the most common plastic.

Other names

  • polyethene
  • poly(methylene)

Variations

  • High-density polyethylene (HDPE)
  • Medium-density polyethylene (MDPE)
  • Low-density polyethylene (LDPE)
  • Linear low-density polyethylene (LLDPE)
  • Cross-linked polyethylene (XLPE/PEX)
  • Ultra-high-molecular-weight polyethylene (UHMWPE)

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