XKCD's radiation dose chart. Click to zoom in. Sadly the app developed by the Idaho National Laboratory -- called CellRad -- isn't available to download.

Lawrence Livermore National Laboratory, a national security lab in California, put this poster produced in 1944 by the W.M. Welch Scientific Company up on the lab’s Flickr page recently.

Accurate radiation dosimetry is required for different applications and is essential in radiation therapy of cancer patients. It is also needed in many other areas, such as the optimization of ...

Actual CMOS radiation dose, vs. the smartphone measured dose. "Groups" refers to the number of groups of two-pixel (or more) lines drawn on the CMOS sensor.