Spectrum of flash of the pulse air jet sated with aluminium powder and directed into a Bunsen's burner flame.
Fig. 1. Spectrum of radiation at combustion of an aluminium aerosol in air in orange-yellow ranges. Reference lines: right yellow - HgI 577nm, left yellow - HgI 579,0 nm and 579,1 nm, orangeyellow - HeI 587,6 nm, orange - HgII 615 nm.
Fig. 2. Spectrum of radiation at combustion of an aluminium aerosol in air in green-blue ranges. Three bright reference lines from the right to the left: HeI and HgI 492 nm, HeI 501,6 nm, HgI 546 nm.
Spectra of discharges and afterglow with aluminium electrodes
stage 2
stage 3
stage 4
stage 5
Fig. 3. Dynamics of a spectrum in orange - red ranges. Refernce lines: red (bright from the left) - HeI 667,8 nm, orange (weak from the right) - HgII 615 nm.
stage 4
stage 5
stage 6
stage 6
Fig. 4. Dynamics of a spectrum in yellow-green ranges. Reference lines: green - HgI 546 nm, right yellow - HgI 577nm, left yellow - HgI 579,0 nm and 579,1 nm, orandeyellow - HeI 587,6 nm.
stage 1
stage 2
stage 2
stage 3
stage 4
stage 5
Fig. 5. Dynamics of a spectrum in blue-green ranges. Feference lines from the right to the left: HeII 468,6 nm, HeI and HgI 492 nm, HeI 501,6 nm, HgI 546 nm.
stage 1
stage 2
stage 3
stage 4
stage 5
Fig. 6. Dynamics of a spectrum in nearest UV, violet and blue ranges. Reference lines from the right to the left: UV - HeI 389 nm, violet - HgI 404,7 nm, first blue (in the middle) - HgI 436 nm, second blue - HeI 447 nm, light blue - HeII 468,6 nm.
Spectra of the discharges and afteglow with electrodes of carbon steel (0,5 MB)
Reference