http://www.physlab-wiki.com/ 2026-05-01T02:14:08+00:00 http://www.physlab-wiki.com/ http://www.physlab-wiki.com/lib/tpl/UChicago/images/favicon.ico text/html 2025-05-08T17:11:02+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.physlab-wiki.com/phylabs/lab_courses/phys-120_130-wiki-home/spring-experiments/radioactivity/radioactivity?rev=1746738662&do=diff Experiment Setup Radioactivity In this lab, we will do the following: * study the statistics of random events; * measure the penetrating ability of alpha, beta, and gamma radiation; * determine the charge of the beta particle; and * create a radioactive source by neutron activation and measure its mean lifetime$^4_2\alpha$$^{241}$$^{241}_{95}\textrm{Am} \rightarrow ^{237}_{93}\textrm{Np} + ^4_2\alpha + Q$$Q$$Q = 5.486$$\beta^{-}$$\beta^{+}$$\nu$$^{90}$$^{90}$$Q_1 = 0.544$$^{90}$$Q_2 =… text/html 2024-06-11T12:22:28+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.physlab-wiki.com/phylabs/lab_courses/phys-120_130-wiki-home/spring-experiments/radioactivity/setup?rev=1718122948&do=diff todo