Fluorescence Intensity Calculator

Calculate fluorescence parameters including quantum yield and signal-to-noise ratio

Intensity Measurements

Quantum Yield Parameters

Corrected Intensity

49,000

AU

Signal/Noise

49.0

ratio

Quantum Yield

47.0%

0.4702

Analysis Results

Relative Fluorescence49.5%
Fold Change0.49x
Brightness (relative)0.0235

Signal Quality

Excellent signal-to-noise ratio

About Fluorescence Measurements

Fluorescence intensity measurements require careful background correction and normalization:

  • Background correction: Subtract blank (buffer-only) signal from all measurements
  • Quantum yield: Ratio of photons emitted to photons absorbed (0-1)
  • Signal-to-noise: Ratio > 10 is excellent, > 3 is acceptable
  • Inner filter effect: Keep absorbance < 0.05 to avoid signal attenuation