==================================================================
              Calculation using SRIM-2003 
              SRIM version ---> SRIM-2003.26
              Calc. date   ---> May 11, 2006 
 ==================================================================

 Disk File Name = SRIM Outputs\Beryllium in GaAs

 Ion = Beryllium [4] , Mass = 9.012 amu

 Target Density =  5.3200E+00 g/cm3 = 4.4298E+22 atoms/cm3
 ======= Target  Composition ========
    Atom   Atom   Atomic    Mass     
    Name   Numb   Percent   Percent  
    ----   ----   -------   -------  
     Ga     31    050.00    048.20   
     As     33    050.00    051.80   
 ====================================
 Bragg Correction = 0.00%
 Stopping Units =  MeV / (mg/cm2) 
 See bottom of Table for other Stopping units 

   Ion        dE/dx      dE/dx     Projected  Longitudinal   Lateral
  Energy      Elec.      Nuclear     Range     Straggling   Straggling
-----------  ---------- ---------- ----------  ----------  ----------
  20.00 keV   1.537E-01  8.298E-02     675 A       590 A       453 A   
  22.50 keV   1.614E-01  8.040E-02     763 A       646 A       499 A   
  25.00 keV   1.703E-01  7.797E-02     851 A       701 A       544 A   
  27.50 keV   1.798E-01  7.570E-02     940 A       753 A       588 A   
  30.00 keV   1.896E-01  7.356E-02    1028 A       804 A       631 A   
  32.50 keV   1.996E-01  7.156E-02    1116 A       853 A       672 A   
  35.00 keV   2.096E-01  6.967E-02    1203 A       900 A       713 A   
  37.50 keV   2.196E-01  6.790E-02    1289 A       945 A       752 A   
  40.00 keV   2.294E-01  6.623E-02    1375 A       988 A       790 A   
  45.00 keV   2.485E-01  6.315E-02    1545 A      1069 A       863 A   
  50.00 keV   2.669E-01  6.040E-02    1713 A      1144 A       932 A   
  55.00 keV   2.845E-01  5.791E-02    1878 A      1214 A       997 A   
  60.00 keV   3.012E-01  5.565E-02    2041 A      1279 A      1058 A   
  65.00 keV   3.173E-01  5.359E-02    2201 A      1340 A      1117 A   
  70.00 keV   3.326E-01  5.171E-02    2359 A      1398 A      1173 A   
  80.00 keV   3.613E-01  4.836E-02    2670 A      1503 A      1278 A   
  90.00 keV   3.879E-01  4.549E-02    2973 A      1597 A      1375 A   
 100.00 keV   4.126E-01  4.300E-02    3269 A      1683 A      1465 A   
 110.00 keV   4.357E-01  4.080E-02    3559 A      1761 A      1549 A   
 120.00 keV   4.575E-01  3.885E-02    3843 A      1833 A      1628 A   
 130.00 keV   4.782E-01  3.711E-02    4122 A      1899 A      1703 A   
 140.00 keV   4.979E-01  3.553E-02    4395 A      1961 A      1773 A   
 150.00 keV   5.167E-01  3.411E-02    4663 A      2018 A      1840 A   
 160.00 keV   5.348E-01  3.281E-02    4927 A      2071 A      1903 A   
 170.00 keV   5.523E-01  3.163E-02    5187 A      2122 A      1964 A   
 180.00 keV   5.692E-01  3.053E-02    5442 A      2169 A      2022 A   
 200.00 keV   6.014E-01  2.859E-02    5940 A      2255 A      2131 A   
 225.00 keV   6.392E-01  2.653E-02    6543 A      2352 A      2255 A   
 250.00 keV   6.749E-01  2.478E-02    7125 A      2437 A      2368 A   
 275.00 keV   7.087E-01  2.327E-02    7689 A      2513 A      2473 A   
 300.00 keV   7.409E-01  2.196E-02    8235 A      2581 A      2569 A   
-----------------------------------------------------------
 Multiply Stopping by        for Stopping Units
 -------------------        ------------------
  5.3198E+01                 eV / Angstrom 
  5.3198E+02                keV / micron   
  5.3198E+02                MeV / mm       
  1.0000E+00                keV / (ug/cm2) 
  1.0000E+00                MeV / (mg/cm2) 
  1.0000E+03                keV / (mg/cm2) 
  1.2009E+02                 eV / (1E15 atoms/cm2)
  3.5519E+00                L.S.S. reduced units
 ==================================================================
 (C) 1984,1989,1992,1998,2003 by J.P. Biersack and J.F. Ziegler