Rapid, Chemical-Free Generation of Optically Scattering Structures in Poly(ethylene terephthalate) Using a CO₂ Laser for Lightweight and Flexible Photovoltaic Applications

Figure 6

The averaged haze from 400 to 750 nm as a function of the scanning speed. The colours relate to the results separated by processing speed: green: 100 mm/s, black: 200 mm/s, yellow: 300 mm/s, and red: 400 mm/s. The error bars show the standard error of the mean.