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19962026
most citedImproved constraints on the expansion rate of the Universe up to z~1.1 from the spectroscopic evolution of cosmic chronometers

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astro-ph1996★ 53 cited

Identification of a Gravitationally Lensed z=2.515 Star-Forming Galaxy

T. M. D. Ebbels, J. -F. Le Borgne, R. Pelló +4

We discuss the optical spectrum of a multiply-imaged arc resolved by HST in the =0.175 cluster A2218. The spectrum, obtained with LDSS-2 on the 4.2m William Herschel telescope,…