Ryan Bodenstein<p>Fun <a href="https://mastodon.online/tags/physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>physics</span></a> factoid I recently learned: </p><p>When optichromic rods are exposed to radiation (gamma), they turn purple!</p><p>On the left, a vial with 2 low-dose + 2 high-dose rods. Top right, unexposed. Bottom right, exposed.</p><p>Used in our <a href="https://mastodon.online/tags/accelerator" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>accelerator</span></a> <a href="https://mastodon.online/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> grant studying permanent magnet degradation.</p>