Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          41     42     43     44     45     46     47     48     49     50
         Nb K   Mo K   Tc K   Ru K   Rh K   Pd K   Ag K   Cd K   In K   Sn K
        16.62  17.48  18.42  19.28  20.22  21.18  22.17  23.18  24.21  25.27
absorber
  3 Li  0.043  0.037  0.031  0.027  0.024  0.020  0.018  0.016  0.014  0.012
  4 Be   0.11  0.096  0.082  0.072  0.062  0.054  0.047  0.041  0.036  0.032
  5 B    0.24   0.20   0.17   0.15   0.13   0.11  0.100  0.087  0.076  0.067

  6 C    0.44   0.38   0.32   0.28   0.24   0.21   0.18   0.16   0.14   0.12
  7 N    0.74   0.64   0.54   0.47   0.41   0.35   0.31   0.27   0.23   0.21
  8 O    1.16   1.00   0.85   0.74   0.64   0.56   0.48   0.42   0.37   0.32
  9 F    1.73   1.48   1.27   1.10   0.96   0.83   0.72   0.63   0.55   0.49
 10 Ne   2.46   2.12   1.81   1.58   1.37   1.19   1.04   0.91   0.80   0.70

 11 Na   3.39   2.92   2.50   2.18   1.89   1.65   1.44   1.26   1.10   0.97
 12 Mg   4.55   3.91   3.35   2.93   2.54   2.21   1.93   1.70   1.49   1.31
 13 Al   5.64   4.86   4.16   3.64   3.16   2.76   2.41   2.11   1.86   1.64
 14 Si   7.10   6.12   5.24   4.58   3.99   3.48   3.04   2.67   2.35   2.07
 15 P    8.79   7.58   6.50   5.69   4.95   4.32   3.78   3.32   2.92   2.57

 16 S    10.7   9.25   7.94   6.95   6.05   5.29   4.63   4.07   3.58   3.16
 17 Cl   12.9   11.2   9.59   8.40   7.32   6.40   5.60   4.92   4.34   3.83
 18 Ar   15.4   13.3   11.5   10.0   8.75   7.65   6.71   5.89   5.19   4.59
 19 K    18.2   15.8   13.5   11.9   10.4   9.06   7.94   6.99   6.16   5.44
 20 Ca   21.5   18.6   16.1   14.1   12.3   10.8   9.48   8.35   7.37   6.52

 21 Sc   24.4   21.1   18.2   16.0   14.0   12.2   10.7   9.45   8.35   7.38
 22 Ti   27.5   23.8   20.5   18.0   15.7   13.8   12.1   10.6   9.40   8.32
 23 V    30.8   26.6   22.9   20.1   17.6   15.4   13.5   11.9   10.5   9.32
 24 Cr   34.3   29.7   25.6   22.5   19.6   17.2   15.1   13.3   11.7   10.4
 25 Mn   38.1   33.0   28.4   24.9   21.8   19.1   16.8   14.8   13.0   11.5

 26 Fe   42.1   36.4   31.4   27.6   24.1   21.1   18.5   16.3   14.4   12.7
 27 Co   46.4   40.1   34.5   30.3   26.5   23.2   20.4   18.0   15.9   14.0
 28 Ni   50.9   44.0   37.9   33.3   29.1   25.5   22.4   19.7   17.4   15.4
 29 Cu   55.6   48.2   41.5   36.4   31.8   27.9   24.5   21.6   19.0   16.8
 30 Zn   60.7   52.5   45.2   39.7   34.7   30.4   26.7   23.5   20.8   18.4

 31 Ga   66.0   57.1   49.2   43.2   37.7   33.0   29.0   25.6   22.6   20.0
 32 Ge   71.5   61.9   53.3   46.8   40.9   35.8   31.5   27.7   24.5   21.7
 33 As   77.4   67.0   57.7   50.7   44.3   38.8   34.0   30.0   26.5   23.4
 34 Se   83.5   72.3   62.2   54.7   47.8   41.8   36.7   32.4   28.6   25.3
 35 Br   89.9   77.8   67.0   58.9   51.4   45.1   39.6   34.8   30.8   27.2

 36 Kr   96.7   83.7   72.0   63.3   55.3   48.4   42.5   37.4   33.1   29.3
 37 Rb    104   89.7   77.3   67.8   59.3   51.9   45.6   40.2   35.5   31.4
 38 Sr    111   96.0   82.7   72.6   63.4   55.6   48.8   43.0   38.0   33.6
 39 Y    17.1    103   88.4   77.6   67.8   59.4   52.2   45.9   40.6   35.9
 40 Zr   18.4   16.0   94.3   82.8   72.3   63.4   55.7   49.0   43.3   38.3
____


                                                                       Page 2
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          41     42     43     44     45     46     47     48     49     50
         Nb K   Mo K   Tc K   Ru K   Rh K   Pd K   Ag K   Cd K   In K   Sn K
        16.62  17.48  18.42  19.28  20.22  21.18  22.17  23.18  24.21  25.27
absorber
 41 Nb   19.8   17.3   15.0   88.2   77.0   67.5   59.3   52.2   46.1   40.8
 42 Mo   21.3   18.5   16.0   14.2   81.9   71.8   63.0   55.5   49.0   43.4
 43 Tc   22.8   19.8   17.2   15.2   13.3   76.2   66.9   59.0   52.0   46.1
 44 Ru   24.4   21.2   18.4   16.2   14.3   12.6   71.0   62.5   55.2   48.8
 45 Rh   26.0   22.6   19.6   17.3   15.2   13.4   11.8   10.5   58.5   51.7

 46 Pd   27.8   24.2   21.0   18.5   16.3   14.4   12.7   11.2   9.97   54.7
 47 Ag   29.6   25.8   22.4   19.8   17.4   15.3   13.6   12.0   10.7   9.50
 48 Cd   31.6   27.6   23.9   21.1   18.6   16.4   14.5   12.9   11.4   10.2
 49 In   33.7   29.4   25.5   22.6   19.8   17.5   15.5   13.7   12.2   10.9
 50 Sn   35.8   31.3   27.2   24.0   21.1   18.7   16.5   14.6   13.0   11.6

 51 Sb   38.1   33.2   28.9   25.6   22.5   19.9   17.6   15.6   13.9   12.4
 52 Te   40.4   35.3   30.7   27.2   23.9   21.1   18.7   16.6   14.8   13.2
 53 I    42.8   37.4   32.5   28.8   25.4   22.4   19.9   17.6   15.7   14.0
 54 Xe   45.4   39.7   34.5   30.6   27.0   23.8   21.1   18.7   16.7   14.9
 55 Cs   47.9   41.9   36.4   32.3   28.5   25.2   22.3   19.8   17.7   15.8

 56 Ba   50.4   44.0   38.3   34.0   30.0   26.5   23.5   20.9   18.6   16.6
 57 La   52.9   46.3   40.3   35.7   31.5   27.8   24.7   21.9   19.5   17.4
 58 Ce   55.5   48.5   42.2   37.4   33.0   29.2   25.9   23.0   20.5   18.3
 59 Pr   58.2   50.9   44.2   39.2   34.6   30.6   27.1   24.1   21.5   19.1
 60 Nd   60.9   53.2   46.3   41.0   36.2   32.0   28.4   25.2   22.4   20.0

 61 Pm   63.7   55.7   48.4   42.9   37.9   33.5   29.7   26.4   23.5   21.0
 62 Sm   66.6   58.2   50.6   44.9   39.6   35.0   31.0   27.6   24.5   21.9
 63 Eu   69.5   60.8   52.9   46.9   41.3   36.5   32.4   28.8   25.6   22.9
 64 Gd   72.5   63.4   55.2   48.9   43.1   38.1   33.8   30.0   26.8   23.9
 65 Tb   75.7   66.1   57.6   51.0   45.0   39.8   35.3   31.3   27.9   24.9

 66 Dy   78.8   68.9   60.0   53.2   46.9   41.4   36.7   32.6   29.1   25.9
 67 Ho   82.1   71.8   62.5   55.4   48.8   43.2   38.3   34.0   30.3   27.0
 68 Er   85.5   74.7   65.0   57.6   50.8   44.9   39.8   35.4   31.5   28.1
 69 Tm   88.9   77.7   67.6   59.9   52.9   46.7   41.4   36.8   32.8   29.3
 70 Yb   92.4   80.8   70.3   62.3   54.9   48.6   43.1   38.3   34.1   30.4

 71 Lu   96.0   84.0   73.1   64.8   57.1   50.5   44.8   39.8   35.4   31.6
 72 Hf   99.8   87.2   75.9   67.3   59.3   52.5   46.5   41.3   36.8   32.8
 73 Ta    104   90.6   78.9   69.9   61.6   54.5   48.3   42.9   38.2   34.1
 74 W     108   94.1   81.9   72.5   64.0   56.6   50.1   44.6   39.7   35.4
 75 Re    112   97.6   84.9   75.3   66.4   58.7   52.0   46.2   41.2   36.7

 76 Os    116    101   88.1   78.1   68.8   60.9   54.0   47.9   42.7   38.1
 77 Ir    120    105   91.3   80.9   71.4   63.1   55.9   49.7   44.3   39.5
 78 Pt    124    109   94.6   83.8   73.9   65.4   57.9   51.5   45.9   40.9
 79 Au    129    113   98.0   86.8   76.6   67.7   60.0   53.3   47.5   42.4
 80 Hg    133    117    101   89.9   79.3   70.1   62.1   55.2   49.2   43.9
____


                                                                       Page 3
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          41     42     43     44     45     46     47     48     49     50
         Nb K   Mo K   Tc K   Ru K   Rh K   Pd K   Ag K   Cd K   In K   Sn K
        16.62  17.48  18.42  19.28  20.22  21.18  22.17  23.18  24.21  25.27
absorber
 81 Tl    138    121    105   93.1   82.1   72.6   64.3   57.2   50.9   45.4
 82 Pb    143    125    109   96.3   84.9   75.1   66.6   59.2   52.7   47.0
 83 Bi    148    129    112   99.6   87.9   77.7   68.9   61.2   54.5   48.6
 84 Po    148    134    116    103   90.9   80.4   71.2   63.3   56.4   50.3
 85 At    140    134    120    107   93.9   83.1   73.6   65.4   58.3   52.0

 86 Rn    144    139    124    110   97.0   85.8   76.0   67.6   60.2   53.7
 87 Fr    148    132    125    114    100   88.6   78.6   69.8   62.2   55.5
 88 Ra    152    135    119    117    103   91.5   81.1   72.1   64.2   57.3
 89 Ac    157    139    123    118    107   94.4   83.7   74.4   66.2   59.1
 90 Th    161    143    126    113    108   97.5   86.4   76.8   68.4   61.0

 91 Pa   49.7    147    130    116    104    100   89.1   79.1   70.5   62.9
 92 U    51.4    150    133    119    107    102   91.8   81.6   72.7   64.9
 93 Np   53.0   46.5    136    122    109   98.1   93.1   84.1   74.9   66.8
 94 Pu   54.9   48.2    140    126    112    101   90.4   86.6   77.1   68.8
____


                                                                       Page 4
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          51     52     53     54     55     56     57     58     59     60
         Sb K   Te K    I K   Xe K   Cs K   Ba K   La K   Ce K   Pr K   Nd K
        26.36  27.47  28.61  29.81  30.98  32.20  33.45  34.72  36.03  37.36
absorber
  3 Li  0.011 0.0093 0.0082 0.0073 0.0065 0.0057 0.0051 0.0046 0.0041 0.0037
  4 Be  0.028  0.025  0.022  0.019  0.017  0.015  0.014  0.012  0.011 0.0097
  5 B   0.059  0.052  0.046  0.041  0.036  0.032  0.029  0.026  0.023  0.020

  6 C    0.11  0.093  0.082  0.072  0.064  0.057  0.051  0.045  0.040  0.036
  7 N    0.18   0.16   0.14   0.12   0.11  0.098  0.087  0.077  0.069  0.062
  8 O    0.29   0.25   0.22   0.20   0.18   0.16   0.14   0.12   0.11  0.099
  9 F    0.43   0.38   0.34   0.30   0.26   0.23   0.21   0.19   0.17   0.15
 10 Ne   0.62   0.55   0.48   0.43   0.38   0.34   0.30   0.27   0.24   0.22

 11 Na   0.86   0.76   0.67   0.59   0.53   0.47   0.42   0.38   0.34   0.30
 12 Mg   1.16   1.02   0.91   0.80   0.72   0.64   0.57   0.51   0.46   0.41
 13 Al   1.44   1.28   1.13   1.01   0.90   0.80   0.72   0.64   0.57   0.52
 14 Si   1.83   1.62   1.44   1.27   1.14   1.02   0.91   0.81   0.73   0.66
 15 P    2.28   2.02   1.79   1.59   1.42   1.27   1.13   1.02   0.91   0.82

 16 S    2.79   2.48   2.20   1.95   1.74   1.56   1.40   1.25   1.12   1.01
 17 Cl   3.39   3.00   2.67   2.37   2.12   1.89   1.70   1.52   1.37   1.23
 18 Ar   4.06   3.60   3.20   2.84   2.54   2.28   2.04   1.83   1.64   1.48
 19 K    4.82   4.27   3.80   3.38   3.02   2.70   2.42   2.18   1.96   1.76
 20 Ca   5.78   5.14   4.58   4.07   3.65   3.27   2.93   2.64   2.37   2.14

 21 Sc   6.55   5.82   5.18   4.61   4.14   3.70   3.32   2.99   2.69   2.42
 22 Ti   7.37   6.55   5.84   5.20   4.66   4.17   3.74   3.36   3.03   2.73
 23 V    8.26   7.34   6.54   5.82   5.22   4.67   4.19   3.77   3.39   3.06
 24 Cr   9.21   8.19   7.29   6.49   5.82   5.21   4.67   4.20   3.78   3.41
 25 Mn   10.2   9.09   8.09   7.20   6.46   5.78   5.19   4.66   4.20   3.78

 26 Fe   11.3   10.0   8.94   7.96   7.14   6.39   5.73   5.15   4.64   4.18
 27 Co   12.4   11.1   9.85   8.77   7.86   7.04   6.31   5.67   5.11   4.60
 28 Ni   13.7   12.1   10.8   9.62   8.62   7.72   6.93   6.23   5.60   5.05
 29 Cu   14.9   13.3   11.8   10.5   9.43   8.45   7.58   6.81   6.13   5.53
 30 Zn   16.3   14.5   12.9   11.5   10.3   9.21   8.26   7.43   6.68   6.03

 31 Ga   17.7   15.7   14.0   12.5   11.2   10.0   8.99   8.08   7.27   6.55
 32 Ge   19.2   17.1   15.2   13.5   12.1   10.9   9.74   8.76   7.88   7.11
 33 As   20.8   18.5   16.4   14.6   13.1   11.7   10.5   9.47   8.53   7.69
 34 Se   22.4   19.9   17.7   15.8   14.2   12.7   11.4   10.2   9.20   8.30
 35 Br   24.1   21.5   19.1   17.0   15.2   13.7   12.3   11.0   9.91   8.93

 36 Kr   25.9   23.1   20.5   18.3   16.4   14.7   13.2   11.8   10.6   9.60
 37 Rb   27.8   24.7   22.0   19.6   17.6   15.7   14.1   12.7   11.4   10.3
 38 Sr   29.8   26.5   23.6   21.0   18.8   16.8   15.1   13.6   12.2   11.0
 39 Y    31.8   28.3   25.2   22.4   20.1   18.0   16.2   14.5   13.1   11.8
 40 Zr   34.0   30.2   26.9   23.9   21.4   19.2   17.2   15.5   13.9   12.6
____


                                                                       Page 5
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          51     52     53     54     55     56     57     58     59     60
         Sb K   Te K    I K   Xe K   Cs K   Ba K   La K   Ce K   Pr K   Nd K
        26.36  27.47  28.61  29.81  30.98  32.20  33.45  34.72  36.03  37.36
absorber
 41 Nb   36.2   32.1   28.6   25.5   22.8   20.5   18.4   16.5   14.8   13.4
 42 Mo   38.5   34.2   30.4   27.1   24.3   21.8   19.5   17.5   15.8   14.2
 43 Tc   40.8   36.3   32.3   28.8   25.8   23.1   20.7   18.6   16.8   15.1
 44 Ru   43.3   38.5   34.3   30.5   27.3   24.5   22.0   19.8   17.8   16.0
 45 Rh   45.9   40.8   36.3   32.3   29.0   25.9   23.3   20.9   18.8   17.0

 46 Pd   48.5   43.1   38.4   34.2   30.6   27.4   24.6   22.1   19.9   18.0
 47 Ag   51.3   45.6   40.6   36.1   32.4   29.0   26.0   23.4   21.0   19.0
 48 Cd   9.07   48.1   42.8   38.1   34.2   30.6   27.4   24.7   22.2   20.0
 49 In   9.70   8.67   45.1   40.2   36.0   32.2   28.9   26.0   23.4   21.1
 50 Sn   10.4   9.27   8.31   42.3   37.9   34.0   30.5   27.4   24.6   22.2

 51 Sb   11.0   9.88   8.86   7.94   39.9   35.7   32.0   28.8   25.9   23.4
 52 Te   11.8   10.5   9.45   8.47   7.64   37.5   33.7   30.3   27.2   24.6
 53 I    12.5   11.2   10.1   9.02   8.14   7.35   35.4   31.8   28.6   25.8
 54 Xe   13.3   11.9   10.7   9.60   8.67   7.82   7.07   33.3   30.0   27.0
 55 Cs   14.1   12.6   11.3   10.2   9.19   8.30   7.50   6.79   31.3   28.2

 56 Ba   14.8   13.3   11.9   10.7   9.67   8.73   7.89   7.15   6.48   5.88
 57 La   15.6   14.0   12.5   11.2   10.2   9.17   8.29   7.51   6.81   6.18
 58 Ce   16.3   14.6   13.1   11.8   10.7   9.62   8.70   7.88   7.14   6.48
 59 Pr   17.1   15.3   13.8   12.4   11.2   10.1   9.11   8.25   7.48   6.79
 60 Nd   17.9   16.1   14.4   12.9   11.7   10.5   9.54   8.63   7.83   7.11

 61 Pm   18.7   16.8   15.1   13.5   12.2   11.0   9.98   9.03   8.19   7.44
 62 Sm   19.6   17.6   15.8   14.1   12.8   11.5   10.4   9.44   8.56   7.77
 63 Eu   20.5   18.3   16.5   14.8   13.3   12.0   10.9   9.86   8.94   8.12
 64 Gd   21.4   19.1   17.2   15.4   13.9   12.6   11.4   10.3   9.33   8.47
 65 Tb   22.3   20.0   17.9   16.1   14.5   13.1   11.9   10.7   9.73   8.84

 66 Dy   23.2   20.8   18.7   16.8   15.1   13.7   12.3   11.2   10.1   9.21
 67 Ho   24.2   21.7   19.4   17.5   15.8   14.2   12.9   11.6   10.6   9.59
 68 Er   25.2   22.5   20.2   18.2   16.4   14.8   13.4   12.1   11.0   9.98
 69 Tm   26.2   23.5   21.1   18.9   17.1   15.4   13.9   12.6   11.4   10.4
 70 Yb   27.2   24.4   21.9   19.6   17.7   16.0   14.5   13.1   11.9   10.8

 71 Lu   28.3   25.3   22.7   20.4   18.4   16.6   15.0   13.6   12.4   11.2
 72 Hf   29.4   26.3   23.6   21.2   19.2   17.3   15.6   14.2   12.8   11.7
 73 Ta   30.5   27.3   24.6   22.0   19.9   18.0   16.2   14.7   13.3   12.1
 74 W    31.7   28.4   25.5   22.9   20.7   18.6   16.9   15.3   13.8   12.6
 75 Re   32.9   29.4   26.4   23.7   21.4   19.3   17.5   15.8   14.4   13.0

 76 Os   34.1   30.5   27.4   24.6   22.2   20.1   18.1   16.4   14.9   13.5
 77 Ir   35.3   31.7   28.4   25.5   23.0   20.8   18.8   17.0   15.4   14.0
 78 Pt   36.6   32.8   29.4   26.4   23.9   21.5   19.5   17.6   16.0   14.5
 79 Au   37.9   34.0   30.5   27.4   24.7   22.3   20.2   18.3   16.6   15.0
 80 Hg   39.2   35.2   31.6   28.3   25.6   23.1   20.9   18.9   17.1   15.6
____


                                                                       Page 6
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          51     52     53     54     55     56     57     58     59     60
         Sb K   Te K    I K   Xe K   Cs K   Ba K   La K   Ce K   Pr K   Nd K
        26.36  27.47  28.61  29.81  30.98  32.20  33.45  34.72  36.03  37.36
absorber
 81 Tl   40.6   36.4   32.7   29.3   26.5   23.9   21.6   19.6   17.8   16.1
 82 Pb   42.0   37.7   33.8   30.4   27.4   24.8   22.4   20.3   18.4   16.7
 83 Bi   43.5   39.0   35.0   31.4   28.4   25.6   23.1   21.0   19.0   17.3
 84 Po   45.0   40.3   36.2   32.5   29.3   26.5   23.9   21.7   19.7   17.9
 85 At   46.5   41.7   37.4   33.6   30.3   27.4   24.8   22.4   20.3   18.5

 86 Rn   48.0   43.0   38.6   34.7   31.3   28.3   25.6   23.1   21.0   19.1
 87 Fr   49.6   44.5   39.9   35.8   32.4   29.2   26.4   23.9   21.7   19.7
 88 Ra   51.2   45.9   41.2   37.0   33.4   30.2   27.3   24.7   22.4   20.3
 89 Ac   52.9   47.4   42.5   38.2   34.5   31.1   28.1   25.5   23.1   21.0
 90 Th   54.6   48.9   43.9   39.4   35.6   32.1   29.0   26.3   23.8   21.6

 91 Pa   56.3   50.4   45.3   40.6   36.7   33.1   29.9   27.1   24.6   22.3
 92 U    58.0   52.0   46.7   41.9   37.8   34.1   30.9   28.0   25.3   23.0
 93 Np   59.8   53.6   48.1   43.2   39.0   35.2   31.8   28.8   26.1   23.7
 94 Pu   61.6   55.2   49.5   44.5   40.1   36.2   32.8   29.7   26.9   24.4
____


                                                                       Page 7
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          61     62     63     64     65     66     67     68     69     70
         Pm K   Sm K   Eu K   Gd K   Tb K   Dy K   Ho K   Er K   Tm K   Yb K
        38.66  40.13  41.54  42.99  44.48  45.99  47.53  49.11  50.74  52.37
absorber
  3 Li 0.0033 0.0029 0.0027 0.0024 0.0022 0.0019 0.0018 0.0016 0.0014 0.0013
  4 Be 0.0087 0.0078 0.0070 0.0063 0.0057 0.0051 0.0047 0.0042 0.0038 0.0035
  5 B   0.018  0.016  0.015  0.013  0.012  0.011 0.0099 0.0089 0.0081 0.0074

  6 C   0.032  0.029  0.026  0.023  0.021  0.019  0.017  0.015  0.014  0.013
  7 N   0.056  0.050  0.045  0.040  0.036  0.033  0.030  0.027  0.024  0.022
  8 O   0.089  0.080  0.072  0.065  0.058  0.053  0.048  0.043  0.039  0.035
  9 F    0.14   0.12   0.11  0.098  0.088  0.080  0.072  0.066  0.059  0.054
 10 Ne   0.20   0.17   0.16   0.14   0.13   0.12   0.11  0.095  0.087  0.079

 11 Na   0.27   0.24   0.22   0.20   0.18   0.16   0.15   0.13   0.12   0.11
 12 Mg   0.37   0.33   0.30   0.27   0.25   0.22   0.20   0.18   0.17   0.15
 13 Al   0.47   0.42   0.38   0.34   0.31   0.28   0.25   0.23   0.21   0.19
 14 Si   0.59   0.53   0.48   0.43   0.39   0.36   0.32   0.29   0.27   0.24
 15 P    0.74   0.67   0.60   0.54   0.49   0.45   0.41   0.37   0.33   0.31

 16 S    0.91   0.82   0.74   0.67   0.61   0.55   0.50   0.46   0.41   0.38
 17 Cl   1.11   1.00   0.90   0.82   0.74   0.67   0.61   0.56   0.51   0.46
 18 Ar   1.34   1.20   1.09   0.99   0.89   0.81   0.74   0.67   0.61   0.56
 19 K    1.60   1.43   1.30   1.17   1.06   0.97   0.88   0.80   0.73   0.66
 20 Ca   1.94   1.75   1.58   1.43   1.30   1.18   1.08   0.98   0.89   0.82

 21 Sc   2.20   1.98   1.79   1.62   1.47   1.34   1.22   1.11   1.01   0.93
 22 Ti   2.48   2.23   2.02   1.83   1.66   1.51   1.37   1.25   1.14   1.04
 23 V    2.77   2.49   2.26   2.05   1.86   1.69   1.54   1.40   1.28   1.17
 24 Cr   3.09   2.78   2.52   2.29   2.07   1.89   1.72   1.56   1.43   1.30
 25 Mn   3.43   3.09   2.80   2.54   2.30   2.09   1.90   1.74   1.58   1.45

 26 Fe   3.79   3.41   3.09   2.80   2.54   2.31   2.11   1.92   1.75   1.60
 27 Co   4.18   3.76   3.41   3.09   2.80   2.55   2.32   2.11   1.93   1.76
 28 Ni   4.58   4.12   3.74   3.39   3.07   2.79   2.54   2.32   2.11   1.93
 29 Cu   5.01   4.51   4.09   3.71   3.36   3.06   2.78   2.54   2.31   2.11
 30 Zn   5.47   4.92   4.46   4.04   3.67   3.33   3.03   2.77   2.52   2.30

 31 Ga   5.95   5.35   4.85   4.39   3.99   3.62   3.30   3.01   2.74   2.50
 32 Ge   6.45   5.80   5.26   4.76   4.32   3.93   3.58   3.26   2.97   2.72
 33 As   6.98   6.27   5.69   5.15   4.68   4.25   3.87   3.53   3.21   2.94
 34 Se   7.53   6.77   6.14   5.56   5.05   4.59   4.18   3.81   3.47   3.17
 35 Br   8.11   7.29   6.61   5.99   5.44   4.94   4.50   4.10   3.74   3.41

 36 Kr   8.71   7.83   7.10   6.44   5.84   5.31   4.83   4.41   4.01   3.67
 37 Rb   9.34   8.40   7.61   6.90   6.27   5.69   5.18   4.73   4.30   3.93
 38 Sr   10.0   8.99   8.15   7.39   6.71   6.10   5.55   5.06   4.61   4.21
 39 Y    10.7   9.61   8.71   7.90   7.17   6.51   5.93   5.41   4.92   4.50
 40 Zr   11.4   10.2   9.29   8.42   7.65   6.95   6.33   5.77   5.25   4.80
____


                                                                       Page 8
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          61     62     63     64     65     66     67     68     69     70
         Pm K   Sm K   Eu K   Gd K   Tb K   Dy K   Ho K   Er K   Tm K   Yb K
        38.66  40.13  41.54  42.99  44.48  45.99  47.53  49.11  50.74  52.37
absorber
 41 Nb   12.1   10.9   9.90   8.97   8.14   7.40   6.74   6.14   5.60   5.11
 42 Mo   12.9   11.6   10.5   9.54   8.66   7.87   7.17   6.53   5.95   5.44
 43 Tc   13.7   12.3   11.2   10.1   9.20   8.36   7.61   6.94   6.32   5.77
 44 Ru   14.5   13.1   11.9   10.7   9.75   8.86   8.07   7.36   6.70   6.12
 45 Rh   15.4   13.8   12.6   11.4   10.3   9.39   8.55   7.79   7.10   6.49

 46 Pd   16.3   14.6   13.3   12.0   10.9   9.93   9.04   8.24   7.51   6.86
 47 Ag   17.2   15.5   14.0   12.7   11.5   10.5   9.55   8.70   7.93   7.25
 48 Cd   18.2   16.3   14.8   13.4   12.2   11.1   10.1   9.19   8.37   7.65
 49 In   19.1   17.2   15.6   14.1   12.8   11.7   10.6   9.68   8.82   8.06
 50 Sn   20.2   18.1   16.4   14.9   13.5   12.3   11.2   10.2   9.29   8.49

 51 Sb   21.2   19.1   17.3   15.7   14.2   12.9   11.8   10.7   9.77   8.93
 52 Te   22.3   20.0   18.2   16.5   14.9   13.6   12.4   11.3   10.3   9.38
 53 I    23.4   21.0   19.1   17.3   15.7   14.3   13.0   11.8   10.8   9.85
 54 Xe   24.5   22.0   20.0   18.1   16.4   14.9   13.6   12.4   11.3   10.3
 55 Cs   25.6   23.0   20.9   18.9   17.2   15.6   14.2   13.0   11.8   10.8

 56 Ba   26.8   24.1   21.8   19.8   18.0   16.3   14.9   13.5   12.3   11.3
 57 La   5.65   25.1   22.8   20.6   18.7   17.0   15.5   14.1   12.9   11.8
 58 Ce   5.92   5.37   23.8   21.5   19.5   17.8   16.2   14.7   13.4   12.3
 59 Pr   6.21   5.62   5.13   22.4   20.4   18.5   16.9   15.4   14.0   12.8
 60 Nd   6.50   5.88   5.37   4.90   21.2   19.3   17.6   16.0   14.6   13.3

 61 Pm   6.79   6.15   5.62   5.13   4.69   20.1   18.3   16.7   15.2   13.9
 62 Sm   7.10   6.43   5.87   5.36   4.90   4.48   19.0   17.3   15.8   14.4
 63 Eu   7.42   6.72   6.13   5.60   5.12   4.68   4.29   18.0   16.4   15.0
 64 Gd   7.74   7.01   6.40   5.84   5.34   4.88   4.48   4.11   17.0   15.6
 65 Tb   8.07   7.31   6.67   6.09   5.57   5.09   4.67   4.28   3.93   16.2

 66 Dy   8.41   7.62   6.95   6.35   5.80   5.31   4.86   4.46   4.09   3.76
 67 Ho   8.76   7.94   7.24   6.61   6.04   5.53   5.07   4.65   4.26   3.92
 68 Er   9.12   8.26   7.54   6.88   6.29   5.76   5.27   4.84   4.44   4.08
 69 Tm   9.49   8.59   7.84   7.16   6.54   5.99   5.49   5.03   4.62   4.24
 70 Yb   9.86   8.93   8.15   7.44   6.80   6.22   5.70   5.23   4.80   4.41

 71 Lu   10.2   9.28   8.47   7.73   7.07   6.47   5.93   5.44   4.99   4.58
 72 Hf   10.6   9.64   8.80   8.04   7.34   6.72   6.16   5.65   5.18   4.76
 73 Ta   11.1   10.0   9.15   8.35   7.63   6.98   6.40   5.87   5.38   4.95
 74 W    11.5   10.4   9.49   8.67   7.92   7.25   6.64   6.09   5.59   5.14
 75 Re   11.9   10.8   9.85   8.99   8.21   7.52   6.89   6.32   5.79   5.33

 76 Os   12.4   11.2   10.2   9.32   8.52   7.80   7.14   6.55   6.01   5.53
 77 Ir   12.8   11.6   10.6   9.66   8.83   8.08   7.41   6.79   6.23   5.73
 78 Pt   13.3   12.0   11.0   10.0   9.15   8.37   7.67   7.04   6.45   5.94
 79 Au   13.7   12.4   11.4   10.4   9.48   8.67   7.95   7.29   6.68   6.15
 80 Hg   14.2   12.9   11.8   10.7   9.81   8.98   8.23   7.55   6.92   6.37
____


                                                                       Page 9
                  Mass Absorption Coefficients for K-alpha X-rays
                             April 21, 1989   9:13 PM

                               Absorbed Radiation (KeV)
          61     62     63     64     65     66     67     68     69     70
         Pm K   Sm K   Eu K   Gd K   Tb K   Dy K   Ho K   Er K   Tm K   Yb K
        38.66  40.13  41.54  42.99  44.48  45.99  47.53  49.11  50.74  52.37
absorber
 81 Tl   14.7   13.3   12.2   11.1   10.2   9.30   8.52   7.82   7.17   6.59
 82 Pb   15.2   13.8   12.6   11.5   10.5   9.62   8.82   8.09   7.42   6.82
 83 Bi   15.8   14.3   13.0   11.9   10.9   9.95   9.12   8.36   7.67   7.05
 84 Po   16.3   14.8   13.5   12.3   11.3   10.3   9.43   8.65   7.94   7.30
 85 At   16.9   15.3   13.9   12.7   11.6   10.6   9.75   8.94   8.20   7.54

 86 Rn   17.4   15.8   14.4   13.1   12.0   11.0   10.1   9.24   8.47   7.79
 87 Fr   18.0   16.3   14.9   13.6   12.4   11.4   10.4   9.54   8.75   8.05
 88 Ra   18.6   16.8   15.4   14.0   12.8   11.7   10.7   9.85   9.04   8.31
 89 Ac   19.2   17.4   15.8   14.5   13.2   12.1   11.1   10.2   9.32   8.57
 90 Th   19.8   17.9   16.4   14.9   13.6   12.5   11.4   10.5   9.62   8.85

 91 Pa   20.4   18.5   16.9   15.4   14.1   12.9   11.8   10.8   9.92   9.13
 92 U    21.0   19.0   17.4   15.9   14.5   13.3   12.2   11.2   10.2   9.41
 93 Np   21.7   19.6   17.9   16.4   14.9   13.7   12.5   11.5   10.5   9.70
 94 Pu   22.3   20.2   18.5   16.8   15.4   14.1   12.9   11.8   10.9   9.99
____


                                                                       Page 10

                         *****  Ran to completion  *****

 Started job at:  April 21, 1989   9:13 PM
Finished job at:  April 21, 1989   9:22 PM