1 Decoherence-free subspaces, subspace of a system's Hilbert space where the system is decoupled from the environment.  Dynamic Frequency Selection, part of the IEEE 802.11h wireless standard.
The American Psychological Association (APA) is a scientific and professional organization that represents psychologists in the United States.
American Psychological Association (APA) accreditation varies by campus. Currently the Doctor of Psychology programs offered at the Atlanta, Chicago, Hawaii, Orange County, Phoenix, San Francisco Bay Area, Schaumburg, Tampa, Twin Cities and Washington, D.C. campuses are APA accredited.