Steady C2H4/air flame: 3.98 cm/s (3.85 cc/s) C2H4; 8.66 cm/s (694 cc/s) air Laser-induced incandescence measurements of soot volume fraction Radius H = 10 mm H = 15 mm H = 20 mm H = 30 mm H = 40 mm H = 50 mm H = 60 mm H = 70 mm H = 80 mm -7.00 -8.760E-0011 3.817E-0009 5.595E-0009 1.340E-0008 9.457E-0009 4.298E-0010 8.580E-0011 1.504E-0009 1.923E-0009 -6.75 1.091E-0009 1.892E-0009 2.153E-0009 5.095E-0009 4.791E-0009 5.370E-0009 1.815E-0009 5.474E-0009 6.098E-0009 -6.50 1.724E-0010 -4.371E-0011 -1.343E-0009 3.998E-0009 3.437E-0009 5.621E-0009 1.165E-0008 4.890E-0009 7.424E-0009 -6.25 2.392E-0009 8.509E-0009 -1.222E-0009 8.721E-0009 2.940E-0010 7.421E-0009 1.614E-0008 2.786E-0009 7.919E-0010 -6.00 3.602E-0010 2.278E-0009 1.375E-0008 1.495E-0008 1.086E-0008 4.422E-0009 5.375E-0009 5.987E-0009 7.052E-0010 -5.75 5.778E-0009 2.068E-0010 2.676E-0009 -1.294E-0009 9.338E-0009 2.948E-0009 1.376E-0009 2.426E-0009 9.934E-0009 -5.50 8.003E-0009 2.416E-0009 -1.023E-0009 1.826E-0009 4.262E-0009 3.048E-0009 4.288E-0009 5.560E-0009 5.753E-0009 -5.25 4.926E-0008 6.816E-0009 6.639E-0009 1.994E-0009 1.148E-0008 6.415E-0009 1.292E-0008 4.896E-0009 2.939E-0009 -5.00 2.536E-0007 1.122E-0008 -9.186E-0010 9.683E-0009 2.742E-0009 4.861E-0009 5.990E-0009 8.027E-0009 1.006E-0008 -4.75 6.668E-0007 8.790E-0008 2.205E-0008 6.357E-0010 8.142E-0009 8.189E-0009 6.051E-0009 1.811E-0008 2.960E-0010 -4.50 1.054E-0006 4.352E-0007 5.297E-0008 6.850E-0009 2.073E-0008 1.484E-0008 -2.449E-0009 5.850E-0009 3.343E-0009 -4.25 9.822E-0007 1.306E-0006 2.703E-0007 2.546E-0008 1.369E-0008 2.156E-0008 4.763E-0009 1.281E-0008 5.867E-0009 -4.00 6.081E-0007 2.194E-0006 1.249E-0006 5.513E-0008 2.640E-0008 1.838E-0008 1.200E-0008 2.862E-0009 8.444E-0009 -3.75 2.950E-0007 2.330E-0006 3.142E-0006 2.117E-0007 4.466E-0008 2.013E-0008 1.360E-0008 5.974E-0009 1.209E-0008 -3.50 1.090E-0007 1.588E-0006 4.410E-0006 1.419E-0006 8.306E-0008 3.199E-0008 1.367E-0008 -2.251E-0010 5.197E-0009 -3.25 4.636E-0008 6.942E-0007 3.733E-0006 5.288E-0006 3.360E-0007 6.916E-0008 1.376E-0008 8.388E-0009 1.605E-0009 -3.00 2.815E-0008 2.311E-0007 1.938E-0006 9.020E-0006 2.448E-0006 1.185E-0007 2.702E-0008 1.239E-0008 1.625E-0009 -2.75 2.020E-0008 1.107E-0007 6.646E-0007 7.726E-0006 7.944E-0006 9.193E-0007 7.267E-0008 1.486E-0008 7.587E-0009 -2.50 7.629E-0009 5.443E-0008 2.241E-0007 4.267E-0006 1.033E-0005 5.100E-0006 6.349E-0007 5.454E-0008 2.711E-0010 -2.25 8.805E-0009 5.210E-0008 1.216E-0007 1.860E-0006 6.895E-0006 9.129E-0006 4.080E-0006 5.290E-0007 6.810E-0009 -2.00 8.832E-0009 3.338E-0008 9.183E-0008 1.039E-0006 4.382E-0006 6.937E-0006 5.421E-0006 1.481E-0006 8.270E-0009 -1.75 4.237E-0009 2.637E-0008 7.070E-0008 6.989E-0007 3.600E-0006 4.922E-0006 4.079E-0006 1.394E-0006 3.682E-0008 -1.50 1.940E-0009 1.936E-0008 5.806E-0008 4.691E-0007 3.185E-0006 4.261E-0006 3.835E-0006 1.364E-0006 4.031E-0008 -1.25 3.106E-0009 1.468E-0008 3.705E-0008 2.713E-0007 2.842E-0006 3.811E-0006 3.663E-0006 1.756E-0006 8.815E-0008 -1.00 1.956E-0009 7.642E-0009 4.545E-0008 2.030E-0007 2.815E-0006 3.790E-0006 3.812E-0006 2.357E-0006 2.325E-0007 -0.75 -3.569E-0010 1.000E-0008 4.125E-0008 2.009E-0007 2.583E-0006 3.645E-0006 3.819E-0006 2.769E-0006 4.318E-0007 -0.50 -3.543E-0010 1.236E-0008 2.445E-0008 1.724E-0007 2.392E-0006 3.584E-0006 4.001E-0006 3.187E-0006 7.034E-0007 -0.25 1.968E-0009 5.307E-0009 2.026E-0008 1.793E-0007 2.402E-0006 3.595E-0006 4.166E-0006 3.103E-0006 9.918E-0007 0.00 3.129E-0009 1.002E-0008 2.026E-0008 1.440E-0007 2.662E-0006 3.796E-0006 3.934E-0006 3.176E-0006 9.617E-0007 0.25 1.968E-0009 5.307E-0009 2.026E-0008 1.793E-0007 2.402E-0006 3.595E-0006 4.166E-0006 3.103E-0006 9.918E-0007 0.50 -3.543E-0010 1.236E-0008 2.445E-0008 1.724E-0007 2.392E-0006 3.584E-0006 4.001E-0006 3.187E-0006 7.034E-0007 0.75 -3.569E-0010 1.000E-0008 4.125E-0008 2.009E-0007 2.583E-0006 3.645E-0006 3.819E-0006 2.769E-0006 4.318E-0007 1.00 1.956E-0009 7.642E-0009 4.545E-0008 2.030E-0007 2.815E-0006 3.790E-0006 3.812E-0006 2.357E-0006 2.325E-0007 1.25 3.106E-0009 1.468E-0008 3.705E-0008 2.713E-0007 2.842E-0006 3.811E-0006 3.663E-0006 1.756E-0006 8.815E-0008 1.50 1.940E-0009 1.936E-0008 5.806E-0008 4.691E-0007 3.185E-0006 4.261E-0006 3.835E-0006 1.364E-0006 4.031E-0008 1.75 4.237E-0009 2.637E-0008 7.070E-0008 6.989E-0007 3.600E-0006 4.922E-0006 4.079E-0006 1.394E-0006 3.682E-0008 2.00 8.832E-0009 3.338E-0008 9.183E-0008 1.039E-0006 4.382E-0006 6.937E-0006 5.421E-0006 1.481E-0006 8.270E-0009 2.25 8.805E-0009 5.210E-0008 1.216E-0007 1.860E-0006 6.895E-0006 9.129E-0006 4.080E-0006 5.290E-0007 6.810E-0009 2.50 7.629E-0009 5.443E-0008 2.241E-0007 4.267E-0006 1.033E-0005 5.100E-0006 6.349E-0007 5.454E-0008 2.711E-0010 2.75 2.020E-0008 1.107E-0007 6.646E-0007 7.726E-0006 7.944E-0006 9.193E-0007 7.267E-0008 1.486E-0008 7.587E-0009 3.00 2.815E-0008 2.311E-0007 1.938E-0006 9.020E-0006 2.448E-0006 1.185E-0007 2.702E-0008 1.239E-0008 1.625E-0009 3.25 4.636E-0008 6.942E-0007 3.733E-0006 5.288E-0006 3.360E-0007 6.916E-0008 1.376E-0008 8.388E-0009 1.605E-0009 3.50 1.090E-0007 1.588E-0006 4.410E-0006 1.419E-0006 8.306E-0008 3.199E-0008 1.367E-0008 -2.251E-0010 5.197E-0009 3.75 2.950E-0007 2.330E-0006 3.142E-0006 2.117E-0007 4.466E-0008 2.013E-0008 1.360E-0008 5.974E-0009 1.209E-0008 4.00 6.081E-0007 2.194E-0006 1.249E-0006 5.513E-0008 2.640E-0008 1.838E-0008 1.200E-0008 2.862E-0009 8.444E-0009 4.25 9.822E-0007 1.306E-0006 2.703E-0007 2.546E-0008 1.369E-0008 2.156E-0008 4.763E-0009 1.281E-0008 5.867E-0009 4.50 1.054E-0006 4.352E-0007 5.297E-0008 6.850E-0009 2.073E-0008 1.484E-0008 -2.449E-0009 5.850E-0009 3.343E-0009 4.75 6.668E-0007 8.790E-0008 2.205E-0008 6.357E-0010 8.142E-0009 8.189E-0009 6.051E-0009 1.811E-0008 2.960E-0010 5.00 2.536E-0007 1.122E-0008 -9.186E-0010 9.683E-0009 2.742E-0009 4.861E-0009 5.990E-0009 8.027E-0009 1.006E-0008 5.25 4.926E-0008 6.816E-0009 6.639E-0009 1.994E-0009 1.148E-0008 6.415E-0009 1.292E-0008 4.896E-0009 2.939E-0009 5.50 8.003E-0009 2.416E-0009 -1.023E-0009 1.826E-0009 4.262E-0009 3.048E-0009 4.288E-0009 5.560E-0009 5.753E-0009 5.75 5.778E-0009 2.068E-0010 2.676E-0009 -1.294E-0009 9.338E-0009 2.948E-0009 1.376E-0009 2.426E-0009 9.934E-0009 6.00 3.602E-0010 2.278E-0009 1.375E-0008 1.495E-0008 1.086E-0008 4.422E-0009 5.375E-0009 5.987E-0009 7.052E-0010 6.25 2.392E-0009 8.509E-0009 -1.222E-0009 8.721E-0009 2.940E-0010 7.421E-0009 1.614E-0008 2.786E-0009 7.919E-0010 6.50 1.724E-0010 -4.371E-0011 -1.343E-0009 3.998E-0009 3.437E-0009 5.621E-0009 1.165E-0008 4.890E-0009 7.424E-0009 6.75 1.091E-0009 1.892E-0009 2.153E-0009 5.095E-0009 4.791E-0009 5.370E-0009 1.815E-0009 5.474E-0009 6.098E-0009 7.00 -8.760E-0011 3.817E-0009 5.595E-0009 1.340E-0008 9.457E-0009 4.298E-0010 8.580E-0011 1.504E-0009 1.923E-0009