================================================================== Calculation using SRIM-2006 SRIM version ---> SRIM-2008.04 Calc. date ---> February 26, 2010 ================================================================== Disk File Name = Air_He_3 Ion = Helium [2] , Mass = 3.01603 amu Density = 1.2484E-03 g/cm3 = 5.0792E+19 atoms/cm3 Target is a GAS ======= Target Composition ======== Atom Atom Atomic Mass Name Numb Percent Percent ---- ---- ------- ------- C 6 000.01 000.01 O 8 023.18 025.05 N 7 075.53 071.47 Ar 18 001.28 003.46 ==================================== Bragg Correction = 0.00% Stopping Units = MeV/(mg/cm2) See bottom of Table for other Stopping units Ion = Helium [2] , Mass = 3.01603 amu Ion dE/dx dE/dx Projected Longitudinal Lateral Energy Elec. Nuclear Range Straggling Straggling ----------- ---------- ---------- ---------- ---------- ---------- 30.00 keV 6.244E-01 2.365E-02 423.80 um 111.21 um 113.96 um 32.50 keV 6.500E-01 2.240E-02 451.16 um 114.08 um 118.18 um 35.00 keV 6.747E-01 2.129E-02 477.76 um 116.71 um 122.12 um 37.50 keV 6.984E-01 2.030E-02 503.64 um 119.11 um 125.79 um 40.00 keV 7.214E-01 1.941E-02 528.86 um 121.32 um 129.25 um 45.00 keV 7.653E-01 1.787E-02 577.53 um 125.34 um 135.57 um 50.00 keV 8.067E-01 1.657E-02 624.07 um 128.83 um 141.24 um 55.00 keV 8.460E-01 1.548E-02 668.73 um 131.90 um 146.36 um 60.00 keV 8.834E-01 1.453E-02 711.74 um 134.62 um 151.02 um 65.00 keV 9.191E-01 1.370E-02 753.26 um 137.06 um 155.30 um 70.00 keV 9.533E-01 1.297E-02 793.45 um 139.27 um 159.25 um 80.00 keV 1.018E+00 1.175E-02 870.33 um 143.28 um 166.31 um 90.00 keV 1.077E+00 1.075E-02 943.18 um 146.67 um 172.48 um 100.00 keV 1.133E+00 9.929E-03 1.01 mm 149.59 um 177.95 um 110.00 keV 1.185E+00 9.233E-03 1.08 mm 152.15 um 182.84 um 120.00 keV 1.234E+00 8.637E-03 1.14 mm 154.41 um 187.27 um 130.00 keV 1.281E+00 8.120E-03 1.20 mm 156.43 um 191.31 um 140.00 keV 1.325E+00 7.666E-03 1.26 mm 158.25 um 195.01 um 150.00 keV 1.367E+00 7.265E-03 1.32 mm 159.90 um 198.44 um 160.00 keV 1.407E+00 6.907E-03 1.38 mm 161.42 um 201.61 um 170.00 keV 1.445E+00 6.586E-03 1.43 mm 162.81 um 204.57 um 180.00 keV 1.481E+00 6.296E-03 1.49 mm 164.10 um 207.35 um 200.00 keV 1.547E+00 5.793E-03 1.59 mm 166.74 um 212.42 um 225.00 keV 1.622E+00 5.275E-03 1.72 mm 169.78 um 218.03 um 250.00 keV 1.686E+00 4.848E-03 1.83 mm 172.44 um 223.00 um 275.00 keV 1.743E+00 4.490E-03 1.95 mm 174.82 um 227.48 um 300.00 keV 1.791E+00 4.186E-03 2.06 mm 176.97 um 231.56 um 325.00 keV 1.833E+00 3.923E-03 2.17 mm 178.94 um 235.32 um 350.00 keV 1.867E+00 3.693E-03 2.28 mm 180.76 um 238.81 um 375.00 keV 1.896E+00 3.491E-03 2.38 mm 182.48 um 242.08 um 400.00 keV 1.918E+00 3.311E-03 2.49 mm 184.09 um 245.17 um 450.00 keV 1.949E+00 3.006E-03 2.69 mm 188.21 um 250.90 um 500.00 keV 1.963E+00 2.756E-03 2.90 mm 192.06 um 256.18 um 550.00 keV 1.963E+00 2.547E-03 3.10 mm 195.72 um 261.13 um 600.00 keV 1.952E+00 2.369E-03 3.30 mm 199.26 um 265.84 um 650.00 keV 1.932E+00 2.217E-03 3.51 mm 202.74 um 270.37 um 700.00 keV 1.906E+00 2.084E-03 3.72 mm 206.17 um 274.78 um 800.00 keV 1.841E+00 1.863E-03 4.14 mm 217.26 um 283.37 um 900.00 keV 1.768E+00 1.687E-03 4.58 mm 228.45 um 291.84 um 1.00 MeV 1.693E+00 1.544E-03 5.05 mm 239.91 um 300.34 um 1.10 MeV 1.620E+00 1.424E-03 5.53 mm 251.73 um 308.98 um 1.20 MeV 1.551E+00 1.323E-03 6.03 mm 263.96 um 317.83 um 1.30 MeV 1.487E+00 1.236E-03 6.56 mm 276.61 um 326.94 um 1.40 MeV 1.427E+00 1.160E-03 7.11 mm 289.70 um 336.37 um 1.50 MeV 1.372E+00 1.094E-03 7.68 mm 303.22 um 346.14 um 1.60 MeV 1.321E+00 1.035E-03 8.27 mm 317.16 um 356.27 um 1.70 MeV 1.274E+00 9.825E-04 8.89 mm 331.50 um 366.79 um 1.80 MeV 1.231E+00 9.355E-04 9.53 mm 346.23 um 377.70 um 2.00 MeV 1.154E+00 8.545E-04 10.87 mm 399.88 um 400.75 um 2.25 MeV 1.072E+00 7.720E-04 12.67 mm 479.95 um 431.92 um 2.50 MeV 1.002E+00 7.048E-04 14.60 mm 558.20 um 465.73 um 2.75 MeV 9.419E-01 6.490E-04 16.66 mm 635.75 um 502.17 um 3.00 MeV 8.895E-01 6.018E-04 18.84 mm 713.23 um 541.21 um 3.25 MeV 8.433E-01 5.614E-04 21.15 mm 791.03 um 582.79 um 3.50 MeV 8.020E-01 5.263E-04 23.58 mm 869.39 um 626.87 um 3.75 MeV 7.650E-01 4.956E-04 26.13 mm 948.50 um 673.39 um 4.00 MeV 7.315E-01 4.685E-04 28.81 mm 1.03 mm 722.31 um 4.50 MeV 6.732E-01 4.226E-04 34.51 mm 1.32 mm 827.19 um 5.00 MeV 6.240E-01 3.854E-04 40.68 mm 1.60 mm 941.16 um 5.50 MeV 5.818E-01 3.545E-04 47.32 mm 1.87 mm 1.06 mm 6.00 MeV 5.453E-01 3.284E-04 54.43 mm 2.13 mm 1.20 mm 6.50 MeV 5.175E-01 3.060E-04 61.96 mm 2.40 mm 1.33 mm 7.00 MeV 4.901E-01 2.867E-04 69.90 mm 2.67 mm 1.48 mm 8.00 MeV 4.434E-01 2.548E-04 87.07 mm 3.64 mm 1.80 mm 9.00 MeV 4.065E-01 2.296E-04 105.92 mm 4.54 mm 2.14 mm 10.00 MeV 3.757E-01 2.091E-04 126.40 mm 5.42 mm 2.52 mm 11.00 MeV 3.497E-01 1.922E-04 148.48 mm 6.29 mm 2.92 mm 12.00 MeV 3.274E-01 1.779E-04 172.13 mm 7.16 mm 3.35 mm 13.00 MeV 3.080E-01 1.656E-04 197.33 mm 8.04 mm 3.80 mm 14.00 MeV 2.910E-01 1.551E-04 224.06 mm 8.93 mm 4.28 mm 15.00 MeV 2.759E-01 1.458E-04 252.30 mm 9.83 mm 4.78 mm 16.00 MeV 2.625E-01 1.377E-04 282.04 mm 10.74 mm 5.31 mm 17.00 MeV 2.504E-01 1.304E-04 313.26 mm 11.66 mm 5.86 mm 18.00 MeV 2.395E-01 1.239E-04 345.94 mm 12.60 mm 6.44 mm 20.00 MeV 2.205E-01 1.128E-04 415.61 mm 16.10 mm 7.67 mm 22.50 MeV 2.010E-01 1.015E-04 510.67 mm 21.10 mm 9.33 mm 25.00 MeV 1.849E-01 9.232E-05 614.50 mm 25.85 mm 11.13 mm 27.50 MeV 1.714E-01 8.475E-05 726.94 mm 30.49 mm 13.08 mm 30.00 MeV 1.599E-01 7.837E-05 847.84 mm 35.11 mm 15.16 mm 32.50 MeV 1.499E-01 7.293E-05 977.10 mm 39.75 mm 17.38 mm 35.00 MeV 1.413E-01 6.822E-05 1.11 m 44.44 mm 19.72 mm 37.50 MeV 1.337E-01 6.410E-05 1.26 m 49.17 mm 22.20 mm 40.00 MeV 1.269E-01 6.048E-05 1.41 m 53.97 mm 24.81 mm 45.00 MeV 1.154E-01 5.438E-05 1.74 m 71.81 mm 30.40 mm 50.00 MeV 1.059E-01 4.944E-05 2.11 m 88.60 mm 36.49 mm 55.00 MeV 9.808E-02 4.535E-05 2.50 m 105.01 mm 43.07 mm 60.00 MeV 9.140E-02 4.191E-05 2.92 m 121.30 mm 50.11 mm 65.00 MeV 8.566E-02 3.898E-05 3.37 m 137.64 mm 57.62 mm 70.00 MeV 8.067E-02 3.645E-05 3.86 m 154.11 mm 65.59 mm 80.00 MeV 7.240E-02 3.228E-05 4.90 m 214.80 mm 82.86 mm 90.00 MeV 6.583E-02 2.901E-05 6.06 m 271.34 mm 101.86 mm 100.00 MeV 6.046E-02 2.635E-05 7.33 m 326.50 mm 122.55 mm 110.00 MeV 5.600E-02 2.416E-05 8.71 m 381.37 mm 144.86 mm 120.00 MeV 5.222E-02 2.232E-05 10.19 m 436.45 mm 168.77 mm 130.00 MeV 4.898E-02 2.075E-05 11.77 m 492.02 mm 194.22 mm 140.00 MeV 4.617E-02 1.939E-05 13.46 m 548.22 mm 221.19 mm 150.00 MeV 4.371E-02 1.821E-05 15.24 m 605.12 mm 249.62 mm 160.00 MeV 4.154E-02 1.716E-05 17.12 m 662.76 mm 279.50 mm 170.00 MeV 3.960E-02 1.624E-05 19.09 m 721.16 mm 310.78 mm 180.00 MeV 3.786E-02 1.541E-05 21.16 m 780.32 mm 343.44 mm 200.00 MeV 3.488E-02 1.399E-05 25.56 m 1.00 m 412.79 mm 225.00 MeV 3.184E-02 1.256E-05 31.57 m 1.32 m 506.74 mm 250.00 MeV 2.938E-02 1.141E-05 38.12 m 1.62 m 608.36 mm 275.00 MeV 2.734E-02 1.045E-05 45.18 m 1.91 m 717.30 mm 300.00 MeV 2.562E-02 9.647E-06 52.74 m 2.19 m 833.21 mm 325.00 MeV 2.415E-02 8.963E-06 60.79 m 2.48 m 955.78 mm 350.00 MeV 2.288E-02 8.373E-06 69.30 m 2.76 m 1.08 m 375.00 MeV 2.177E-02 7.858E-06 78.27 m 3.04 m 1.22 m 400.00 MeV 2.079E-02 7.405E-06 87.68 m 3.33 m 1.36 m 450.00 MeV 1.915E-02 6.644E-06 107.74 m 4.39 m 1.66 m 500.00 MeV 1.782E-02 6.029E-06 129.42 m 5.37 m 1.98 m 550.00 MeV 1.672E-02 5.522E-06 152.61 m 6.31 m 2.32 m 600.00 MeV 1.581E-02 5.096E-06 177.24 m 7.22 m 2.67 m 650.00 MeV 1.502E-02 4.733E-06 203.22 m 8.12 m 3.04 m 700.00 MeV 1.435E-02 4.420E-06 230.48 m 9.01 m 3.43 m 800.00 MeV 1.325E-02 3.906E-06 288.56 m 12.22 m 4.24 m 900.00 MeV 1.239E-02 3.503E-06 351.05 m 15.12 m 5.09 m 1.00 GeV 1.171E-02 3.178E-06 417.53 m 17.84 m 5.99 m 1.10 GeV 1.115E-02 2.909E-06 487.63 m 20.44 m 6.92 m 1.20 GeV 1.068E-02 2.684E-06 561.02 m 22.96 m 7.88 m 1.30 GeV 1.029E-02 2.492E-06 637.41 m 25.42 m 8.86 m 1.40 GeV 9.954E-03 2.326E-06 716.53 m 27.81 m 9.86 m 1.50 GeV 9.667E-03 2.182E-06 798.16 m 30.15 m 10.88 m 1.60 GeV 9.418E-03 2.055E-06 882.08 m 32.45 m 11.91 m 1.70 GeV 9.200E-03 1.943E-06 968.11 m 34.69 m 12.95 m 1.80 GeV 9.009E-03 1.842E-06 1.06 km 36.90 m 14.01 m 2.00 GeV 8.689E-03 1.670E-06 1.24 km 44.99 m 16.13 m 2.25 GeV 8.379E-03 1.497E-06 1.47 km 55.99 m 18.80 m 2.50 GeV 8.141E-03 1.357E-06 1.71 km 65.74 m 21.48 m 2.75 GeV 7.954E-03 1.242E-06 1.96 km 74.65 m 24.15 m 3.00 GeV 7.807E-03 1.145E-06 2.22 km 82.93 m 26.80 m 3.25 GeV 7.688E-03 1.063E-06 2.48 km 90.71 m 29.42 m 3.50 GeV 7.593E-03 9.921E-07 2.74 km 98.07 m 32.02 m 3.75 GeV 7.516E-03 9.303E-07 3.00 km 105.07 m 34.57 m 4.00 GeV 7.453E-03 8.759E-07 3.27 km 111.75 m 37.09 m 4.50 GeV 7.361E-03 7.848E-07 3.81 km 135.53 m 42.02 m 5.00 GeV 7.301E-03 7.112E-07 4.36 km 156.13 m 46.78 m 5.50 GeV 7.263E-03 6.507E-07 4.91 km 174.54 m 51.39 m 6.00 GeV 7.242E-03 5.998E-07 5.46 km 191.32 m 55.84 m ----------------------------------------------------------- Multiply Stopping by for Stopping Units ------------------- ------------------ 1.2484E-02 eV/Angstrom 1.2484E-01 keV/micron 1.2484E-01 MeV/mm 1.0000E+00 keV/(ug/cm2) 1.0000E+00 MeV/(mg/cm2) 1.0000E+03 keV/(mg/cm2) 2.4578E+01 eV/(1E15 atoms/cm2) 2.6980E+00 L.S.S. reduced units ================================================================== (C) 1984,1989,1992,1998,2006 by J.P. Biersack and J.F. Ziegler