Material:PS-b-PMMA

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PS-b-PMMA, or polystyrene-block-poly(methyl methacrylate) is a well-studied block-copolymer formed by combining polystyrene and PMMA.

Properties

  • Density: ~1.0 g/cm3

Cylinder phase (PMMA minority); f = 0.75

Material density (g/cm3) X-ray energy (keV) X-ray wavelength (Å) critical angle (°) qc−1) SLD (10−6Å−2)
PS-b-PMMA 1.09 2.0 6.20 0.640 0.0226 10.20
4.0 3.10 0.318 0.0225 10.05
8.0 1.55 0.158 0.0224 9.98
12.0 1.03 0.105 0.0224 9.97
13.5 0.92 0.094 0.0224 9.96
16.0 0.77 0.079 0.0224 9.96
24.0 0.52 0.053 0.0224 9.95