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![calendar photo2](/sites/default/files/styles/large_scaled/public/calendar%20photo2_0.jpg?itok=JUg1FqWD)
A kaleidoscope figure from the article "Multipass Relativistic high-order-harmonic generation for intense attosecond pulses" by Matthew R. Edwards and Julia M. Mikhailova is featured on the American Physical Society calendar. Figure 1 from the Phys. Rev. A 93, 023836 (206), is the photo feature for September 2017.