Diffraction patterns, generated using X-ray pulses of only picosecond duration, reveal the motion of individual atoms as iodine molecules dissociate, then recombine, in solution.

Title: Atom-thin iodine film makes its debut. Author: * Send Email To: Enter the valid email address. * Add Comment To Email: Enter the comment.

As each atom decayed it lost a proton and became tellurium-125, a non-radioactive isotope of the element tellurium. In this simulation, the purple balls represent radioactive iodine-125 atoms on a ...