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Fig. 11.
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Normalised spectra of stars CES1237+1922 (red) and CES1322-1355 (black) around the Sr II line at 421.5 nm (left panel), the Y II line at 378.8 nm (central panel), and the Zr II line at 383.6 nm (right panel). The stars have similar stellar parameters (Teff = 4960, log g = 1.8, vturb = 1.9, [Fe/H] = –3).
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