PhySH (Physics Subject Headings) is a physics classification scheme developed by APS to organize journal, meeting, and other content by topic. PhySH is regularly updated and feedback from the physics community is welcome. Read more »
At its heart PhySH consists of hierarchies of concepts grouped into Research Areas, Physical Systems, Properties, Techniques, and Professional Topics (facets). The concepts are also organized by discipline for convenience. Individual concepts may belong to more than one facet or discipline. Read more »
The interactive graphic below gives a simplified model showing the relationships among concepts, facets, and disciplines. Hover over the elements to explore the connections. Got it? Dive in using the browse link. Browse »