Drug-paired conditioned reinforcers can maintain persistent instrumental responding, thus providing a model of some aspects of long-term drug addiction. The purpose of the present study was to ...
Physicists Maria Goeppert Mayer and J. Hans D. Jensen develop a theory of the nucleus as composed of shells of protons and neutrons. It explains why nuclei with certain “magic numbers” of protons and ...
The nuclear structure of titanium-48 changes from a shell model structure to an α-cluster structure based on the distance from the center of the nucleus. The world around us is made up of particles ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results