FIGURE 4.12 Number (top) and fraction (bottom) of postdoctoral positions taken by astronomy and astrophysics Ph.D. recipients who remained in the United States, 1997 to 2006. The data include Ph.D.s from astronomy departments and Ph.D.s from physics departments who reported the following specialties: (1) astrophysics; (2) atmospheric, space, and cosmic-ray physics; and (3) relativity and gravitation. SOURCE: Initial Employment Survey, Statistical Research Center, American Institute of Physics.

FIGURE 4.12 Number (top) and fraction (bottom) of postdoctoral positions taken by astronomy and astrophysics Ph.D. recipients who remained in the United States, 1997 to 2006. The data include Ph.D.s from astronomy departments and Ph.D.s from physics departments who reported the following specialties: (1) astrophysics; (2) atmospheric, space, and cosmic-ray physics; and (3) relativity and gravitation. SOURCE: Initial Employment Survey, Statistical Research Center, American Institute of Physics.



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