Photon Energy
wavelength (nm) Photon energy [J/photon] Photon Energy [cm-1] energy/mole [kJ/mole] energy/mole [kCal/mole]
200 9.93E-19 50,000 598.03 142.8
220 9.03E-19 45,455 543.67 129.9
240 8.27E-19 41,667 498.36 119.0
260 7.64E-19 38,462 460.03 109.9
280 7.09E-19 35,714 427.17 102.0
300 6.62E-19 33,333 398.69 95.2
320 6.21E-19 31,250 373.77 89.3
340 5.84E-19 29,412 351.79 84.0
360 5.52E-19 27,778 332.24 79.4
380 5.23E-19 26,316 314.76 75.2
400 4.96E-19 25,000 299.02 71.4
420 4.73E-19 23,810 284.78 68.0
440 4.51E-19 22,727 271.83 64.9
460 4.32E-19 21,739 260.02 62.1
480 4.14E-19 20,833 249.18 59.5
500 3.97E-19 20,000 239.21 57.1
520 3.82E-19 19,231 230.01 54.9
540 3.68E-19 18,519 221.49 52.9
560 3.55E-19 17,857 213.58 51.0
580 3.42E-19 17,241 206.22 49.3
600 3.31E-19 16,667 199.34 47.6
620 3.20E-19 16,129 192.91 46.1
640 3.10E-19 15,625 186.89 44.6
660 3.01E-19 15,152 181.22 43.3
680 2.92E-19 14,706 175.89 42.0
700 2.84E-19 14,286 170.87 40.8
720 2.76E-19 13,889 166.12 39.7
740 2.68E-19 13,514 161.63 38.6
760 2.61E-19 13,158 157.38 37.6
780 2.55E-19 12,821 153.34 36.6
800 2.48E-19 12,500 149.51 35.7
820 2.42E-19 12,195 145.86 34.8
840 2.36E-19 11,905 142.39 34.0
860 2.31E-19 11,628 139.08 33.2
880 2.26E-19 11,364 135.92 32.5
900 2.21E-19 11,111 132.90 31.7
920 2.16E-19 10,870 130.01 31.1
940 2.11E-19 10,638 127.24 30.4
960 2.07E-19 10,417 124.59 29.8
980 2.03E-19 10,204 122.05 29.2
1000 1.99E-19 10,000 119.61 28.6
1020 1.95E-19 9,804 117.26 28.0
1040 1.91E-19 9,615 115.01 27.5
1060 1.87E-19 9,434 112.84 27.0
1080 1.84E-19 9,259 110.75 26.5
1100 1.81E-19 9,091 108.73 26.0
1120 1.77E-19 8,929 106.79 25.5
1140 1.74E-19 8,772 104.92 25.1
1160 1.71E-19 8,621 103.11 24.6
1180 1.68E-19 8,475 101.36 24.2
1200 1.65E-19 8,333 99.67 23.8
1220 1.63E-19 8,197 98.04 23.4
1240 1.60E-19 8,065 96.46 23.0
1260 1.58E-19 7,937 94.93 22.7
1280 1.55E-19 7,813 93.44 22.3
1300 1.53E-19 7,692 92.01 22.0
1320 1.50E-19 7,576 90.61 21.6
1340 1.48E-19 7,463 89.26 21.3
1360 1.46E-19 7,353 87.95 21.0
1380 1.44E-19 7,246 86.67 20.7
1400 1.42E-19 7,143 85.43 20.4
1420 1.40E-19 7,042 84.23 20.1
1440 1.38E-19 6,944 83.06 19.8
1460 1.36E-19 6,849 81.92 19.6
1480 1.34E-19 6,757 80.82 19.3
1500 1.32E-19 6,667 79.74 19.0
1520 1.31E-19 6,579 78.69 18.8
1540 1.29E-19 6,494 77.67 18.6
1560 1.27E-19 6,410 76.67 18.3
1580 1.26E-19 6,329 75.70 18.1
1600 1.24E-19 6,250 74.75 17.9
1620 1.23E-19 6,173 73.83 17.6
1640 1.21E-19 6,098 72.93 17.4
1660 1.20E-19 6,024 72.05 17.2
1680 1.18E-19 5,952 71.19 17.0
1700 1.17E-19 5,882 70.36 16.8
1720 1.15E-19 5,814 69.54 16.6
1740 1.14E-19 5,747 68.74 16.4
1760 1.13E-19 5,682 67.96 16.2
1780 1.12E-19 5,618 67.19 16.0
1800 1.10E-19 5,556 66.45 15.9