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The last 5 uploaded publications
Constraining the z $\sim$ 1 Initial Mass Function with {\it HST} and {\it JWST} Lensed Stars in MACS J0416.1-2403
Sung Kei Li, J. M. Diego, Ashish Kumar Meena, Jeremy Lim, Leo W. H. Fung, Arsen Levitskiy, James Nianias, Jose M. Palencia, Hayley Williams, Jiashuo Zhang, Alfred Amruth, Tom Broadhurst, Wenlei Chen, Alexei V Filippenko, Patrick L. Kelly, Anton M. Koekemoer, Derek Perera, Bangzheng Sun, Liliya L. R. Williams, Rogier A. Windhorst, Haojing Yan, Adi Zitrin (2025). Constraining the z $\sim$ 1 Initial Mass Function with {\it HST} and {\it JWST} Lensed Stars in MACS J0416.1-2403. , DOI: https://doi.org/10.48550/arxiv.2504.06992.
Preprint14 days agoConstraining the <i>z</i> ∼ 1 Initial Mass Function with HST and JWST Lensed Stars in MACS J0416.1−2403
Sung Kei Li, J. M. Diego, Ashish Kumar Meena, Jeremy Lim, Leo W. H. Fung, Arsen Levitskiy, James Nianias, Jose M. Palencia, Hayley Williams, Jiashuo Zhang, Alfred Amruth, Tom Broadhurst, Wenlei Chen, Alexei V Filippenko, Patrick L. Kelly, Anton M. Koekemoer, Derek Perera, Bangzheng Sun, Liliya L. R. Williams, Rogier A. Windhorst, Haojing Yan, Adi Zitrin (2025). Constraining the <i>z</i> ∼ 1 Initial Mass Function with HST and JWST Lensed Stars in MACS J0416.1−2403. , 988(2), DOI: https://doi.org/10.3847/1538-4357/ade4bd.
Article14 days agoJWST's PEARLS: Temperatures of Nine Highly Magnified Stars in a Galaxy at Redshift 0.94 and Simulated Stellar Population Dependence on Stellar Metallicity and the Initial Mass Function
Hayley Williams, Patrick Kelly, Rogier A. Windhorst, Alexei V Filippenko, Alfred Amruth, Tom Broadhurst, Wenlei Chen, Christopher J. Conselice, Seth H. Cohen, J. M. Diego, Benne W. Holwerda, Anton M. Koekemoer, Sung Kei Li, Ashish Kumar Meena, Jose M. Palencia, Massimo Ricotti, Clayton Robertson, Bangzheng Sun, S. P. Willner, Haojing Yan (2025). JWST's PEARLS: Temperatures of Nine Highly Magnified Stars in a Galaxy at Redshift 0.94 and Simulated Stellar Population Dependence on Stellar Metallicity and the Initial Mass Function. , DOI: https://doi.org/10.48550/arxiv.2507.03097.
Preprint14 days agoSp1149. I. Constraints on the Balmer L–σ Relation for H ii Regions in a Spiral Galaxy at Redshift z = 1.49 Strongly Lensed by the MACS J1149 Cluster
Hayley Williams, Patrick L. Kelly, Wenlei Chen, J. M. Diego, Masamune Oguri, Alexei V Filippenko (2024). Sp1149. I. Constraints on the Balmer L–σ Relation for H ii Regions in a Spiral Galaxy at Redshift z = 1.49 Strongly Lensed by the MACS J1149 Cluster. , 969(1), DOI: https://doi.org/10.3847/1538-4357/ad4464.
Article14 days agoSp1149. II. Spectroscopy of H ii Regions near the Critical Curve of MACS J1149 and Cluster Lens Models
Hayley Williams, Patrick L. Kelly, Wenlei Chen, J. M. Diego, Masamune Oguri, Alexei V Filippenko (2024). Sp1149. II. Spectroscopy of H ii Regions near the Critical Curve of MACS J1149 and Cluster Lens Models. , 967(2), DOI: https://doi.org/10.3847/1538-4357/ad4354.
Article14 days ago