High-resolution infrared spectroscopy of the dust-obscured metal-poor open cluster Trumpler 5 S. Özdemir, M. Afşar, C. Sneden, D. A. VandenBerg, P. A. Denissenkov, A. P. Milone, Z. Bozkurt, H. Oh, K. Sokal, G. N. Mace and D. T. Jaffe A&A, 699 (2025) A208 Published online: 08 July 2025 DOI: 10.1051/0004-6361/202452561