Below are a selection of plots which show linear attenuation coefficient as a function of energy in different materials. These plots come from the Harshaw catalog "//Harshaw Radiation Detectors".//

| {{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:linear_attenuation_nai.png?400 |}} |
| Sodium Iodide - NaI ({{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:nai.pdf  | High Resolution PDF}}) |

| {{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:linear_attenuation_pb.png?400 |}} |
| Lead - Pb ({{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:pb.pdf | High Resolution PDF}} ) |

<div #al>
| {{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:linear_attenuation_al.png?400 |}} |
| Aluminum - Al ({{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:al.pdf | High Resolution PDF}}) |
</div>

| {{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:linear_attenuation_fe.png?400 |}} |
| Iron - Fe ({{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:fe.pdf   | High Resolution PDF}}) |

| {{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:linear_attenuation_cu.png?400 |}} |
| Copper - Cu ({{ :phylabs:lab_courses:supplemental-material:physics-and-mathematics-references:linear_attenuation_coefficient_plots:cu.pdf ||High Resolution PDF}}) |