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Z Composition (non-medical) |
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Written by Willy Gerber
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Monday, 16 June 2008 20:19 |
| Material | Z | Z fraction by weight | | Air, Dry (near sea level) | 6 | 0.000124 |
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| 7 | 0.755268 | | 8 | 0.231781 | | 18 | 0.012827 | | Alanine | 1 | 0.079192 |
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| 6 | 0.404437 | | 7 | 0.157213 | | 8 | 0.359157 | | Bakelite | 1 | 0.057444 |
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| 6 | 0.774589 | | 8 | 0.167968 | | C-552 Air-equivalent Plastic | 1 | 0.024681 |
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| 6 | 0.50161 | | 8 | 0.004527 | | 9 | 0.465209 | | 14 | 0.003973 | | Cadmium Telluride | 48 | 0.468358 |
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| 52 | 0.531642 | | Calcium Fluoride | 9 | 0.486672 |
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| 20 | 0.513328 | | Calcium Sulfate | 8 | 0.470081 |
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| 16 | 0.235534 | | 20 | 0.294385 | | 15 mmol L-1 Ceric Ammonium Sulfate Solution | 1 | 0.107694 |
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| 7 | 0.000816 | | 8 | 0.875172 | | 16 | 0.014279 | | 58 | 0.00204 | | Cesium Iodide | 53 | 0.488451 |
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| 55 | 0.511549 | | Concrete, Ordinary | 1 | 0.0221 |
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| 6 | 0.002484 | | 8 | 0.57493 | | 11 | 0.015208 | | 12 | 0.001266 | | 13 | 0.019953 | | 14 | 0.304627 | | 19 | 0.010045 | | 20 | 0.042951 | | 26 | 0.006435 | | Concrete, Barite (TYPE BA) | 1 | 0.003585 |
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| 8 | 0.311622 | | 12 | 0.001195 | | 13 | 0.004183 | | 14 | 0.010457 | | 16 | 0.107858 | | 20 | 0.050194 | | 26 | 0.047505 | | 56 | 0.4634 | | Ferrous Sulfate Standard Fricke | 1 | 0.108376 |
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| 8 | 0.878959 | | 11 | 0.000022 | | 16 | 0.012553 | | 17 | 0.000035 | | 26 | 0.000055 | | Gadolinium Oxysulfide | 8 | 0.084527 |
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| 16 | 0.084704 | | 64 | 0.830769 | | Gafchromic Sensor | 1 | 0.0897 |
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| 6 | 0.6058 | | 7 | 0.1122 | | 8 | 0.1923 | | Gallium Arsenide | 31 | 0.48203 |
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| 33 | 0.51797 | | Glass, Borosilicate (Pyrex) | 5 | 0.040066 |
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| 8 | 0.539559 | | 11 | 0.028191 | | 13 | 0.011644 | | 14 | 0.37722 | | 19 | 0.003321 | | Glass, Lead | 8 | 0.156453 |
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| 14 | 0.080866 | | 22 | 0.008092 | | 33 | 0.002651 | | 82 | 0.751938 | | Lithium Fluride | 3 | 0.267585 |
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| 9 | 0.732415 | | Lithium Tetraborate | 3 | 0.082081 |
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| 5 | 0.255715 | | 8 | 0.662204 | | Magnesium Tetroborate | 5 | 0.24087 |
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| 8 | 0.623762 | | 12 | 0.135367 | | Mercuric Iodide | 53 | 0.55856 |
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| 80 | 0.44144 | | Photographic Emulsion (Kodak Type AA) | 1 | 0.0305 |
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| 6 | 0.2107 | | 7 | 0.0721 | | 8 | 0.1632 | | 35 | 0.2228 | | 47 | 0.3007 | | Photographic Emulsion (Standard Nuclear) | 1 | 0.0141 |
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| 6 | 0.072261 | | 7 | 0.01932 | | 8 | 0.066101 | | 16 | 0.00189 | | 35 | 0.349104 | | 47 | 0.474105 | | 53 | 0.00312 | | Plastic Scintillator, Vinyltoluene | 1 | 0.085 |
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| 6 | 0.915 | | Polyethylene | 1 | 0.143716 |
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| 6 | 0.856284 | | Polyethylene Terephthalate, (Mylar) | 1 | 0.04196 |
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| 6 | 0.625016 | | 8 | 0.333024 | | Polymethyl Methacrylate | 1 | 0.080541 |
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| 6 | 0.599846 | | 8 | 0.319613 | | Polystyrene | 1 | 0.077421 |
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| 6 | 0.922579 | | Polytetrafluoroethylene, (Teflon) | 6 | 0.240183 |
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| 9 | 0.759818 | | Polyvinyl Chloride | 1 | 0.048382 |
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| 6 | 0.384361 | | 17 | 0.567257 | | Radiochromic Dye Film, Nylon Base | 1 | 0.101996 |
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| 6 | 0.654396 | | 7 | 0.098915 | | 8 | 0.144693 | | Water, Liquid | 1 | 0.111898 |
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| 8 | 0.888102 | Source: National Institute of Standards and Technology (NIST) - physics.nist.gov Copyright gPhysics.net
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