Acta Crystallographica and Journal of Synchrotron Radiation are defined as what?
Journal of Synchrotron Radiation The Journal of Synchrotron Radiation is a peer-reviewed scientific journal published by Wiley-Blackwell on behalf of the International Union of Crystallography. It was established in 1994 and covers research on synchrotron radiation and its applications. The editor-in-chief is S. Samar Hasnain (University of Liverpool).
Journal of Modern Optics The Journal of Modern Optics is a peer-reviewed scientific journal that was established as "Optica Acta" in 1954. It obtained its current name in 1987 and is published by Taylor & Francis with 21 issues per year. The journal covers most branches of classical and quantum optics including lasers, diffraction, holographs, nonlinear optics, and photon statistics. The editor-in-chief is Thomas Brown (University of Rochester). According to the "Journal Citation Reports", the journal has a 2015 impact factor of 1.267.