Skip to main content

Table 1 Optimal excitation and emission wavelength, and their associated intensities for botanical foreign matter, non-botanical foreign matter, and lint

From: Blue and UV LED-induced fluorescence in cotton foreign matter

Category Optimal Optimal Intensity
  excitation λ emission λ (×103)
  (nm) (nm) (cps)
Bark 430 672 620
Bract 430 672 291
Brown Leaf 430 672 640
Green Leaf 410 675 2,360
Hull 400 516 193
Seed 340 461 16
Seed Coat 330 415 86
Stem 430 671 424
Paper 360 412 3,940
Plastic Bag 370 417 34
Plastic Bale Packaging 360 434 8
Twine 300 356 482
Lint 360 434 16