Laser induce incandesence  (LII) SYSTEM
 (Black Carbon Measurement)

LII: Laser Induced Incandescence

Instrument for soot characterization

All Measurements specification

Sampling Frequency 20 Hz
Concentration:
                           Low end < 0.1 part per trillion
                                           < 0.2 micrograms/cubic meter
                           High End
                                            10 parts per million
                                            20 grams/cubic meter
Dynamic Range  >1,000,000:1
Precision +/- 2%

Primary Particle Size:

Range 10–100nm
Precision +/- 2% of max
Specific Surface Area 50-200 m2/g


Application:
Laser Induced Incandescence Applications

• On-road mobile emissions
• Diesel engine exhaust
• Gasoline engine exhaust
• Diesel particulate filter performance
• Advanced and alternative fuels, including bio-fuels
• Gas turbine particulate emissions
• Ambient air monitoring
• Atmospheric black carbon levels
• Urban air quality
• Carbon black production