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Leonardo Clarke

0000-0003-1249-6392
astro-ph.GAastro-ph.COastro-ph.IMastro-ph.SR

On Valency

published · living versions
W_unu28bt7published
Why a Multi-Cycle Treasury Program is Essential to Maximize JWST's Scientific Contributions to Galaxy Formation

Preprints & journals

22 papers in the corpus · 2022–2026
Precise C-N-O Abundances of Individual Galaxies in the First Billion Years from Ultra-Deep, Rest-UV-to-Optical JWST Spectroscopy2609.35526v1 · Raunaq Singh Rai, Guido Roberts-Borsani, Ryan Sanders et al.2026 · 0 citationsarXiv
The AURORA Survey: Determining the Production Mechanism for OI λ8449\mathbf{\lambda 8449} Emission in Star-forming Galaxies at Cosmic Noon2609.32045v1 · Leonardo Clarke, Alice E. Shapley, Zhiwei Shao et al.2026 · 0 citationsarXiv
The AURORA Survey: Multiple Balmer and Paschen Emission Lines for Individual Star-forming Galaxies at z=1.5-4.4. II. Implications for Nebular Dust Corrections, Nebular SFRs, and Differential Reddening2605.30427v1 · Naveen A. Reddy, Alice E. Shapley, Ryan L. Sanders et al.2026 · 0 citationsarXiv
The JADES Mass-Metallicity and Fundamental Metallicity Relations at z≳2z\gtrsim2 Using New High-Redshift Metallicity Calibrations2605.30513v1 · Natalie Lam, Leonardo Clarke, Alice E. Shapley et al.2026 · 0 citationsarXiv
Balmer Decrements and Nebular-Stellar Reddening in JADES Galaxies at 2.7<z<72.7<z<72603.11338v1 · Shreya Karthikeyan, Leonardo Clarke, Alice E. Shapley et al.2026 · 0 citationsarXiv
Emission-line Diagnostics at z≳2z\gtrsim 2: A Probe of the Ionizing Spectrum and α\alpha Enhancement Beyond Cosmic Noon2601.11092v2 · Leonardo Clarke, Natalie Lam, Alice E. Shapley et al.2026 · 0 citationsarXiv
The AURORA Survey: The Mass -- Metallicity and Fundamental Metallicity Relations at z∼2.3z \sim 2.3 Based Purely on Direct TeT_e Metallicities2512.16989v1 · Ali Ahmad Khostovan, Ryan L. Sanders, Alice E. Shapley et al.2025 · 1 citationarXiv
The AURORA Survey: Constraining Chemical Enrichment Pathways at Cosmic Noon with Argon Abundances2512.10130v3 · Jack Foley, Alice Shapley, Ryan Sanders et al.2025 · 1 citationarXiv
The Star-forming Main Sequence and Bursty Star-formation Histories at z>1.4z>1.4 in JADES and AURORA2510.06681v2 · Leonardo Clarke, Alice E. Shapley, Natalie Lam et al.2025 · 1 citationarXiv
The AURORA Survey: High-Redshift Empirical Metallicity Calibrations from Electron Temperature Measurements at z=2-102508.10099v2 · Ryan L. Sanders, Alice E. Shapley, Michael W. Topping et al.2025 · 14 citationsarXiv
MOSDEF-3D: Keck/OSIRIS Maps of the Ionized ISM in z∼2z \sim 2 Galaxies2506.22547v3 · Natalie Lam, Alice E. Shapley, Ryan L. Sanders et al.2025 · 0 citationsarXiv
The AURORA Survey: Tracing Galactic Outflows at z≳2.5z\gtrsim2.5 with JWST/NIRSpec NUV Absorption Lines2506.17381v2 · Emily Kehoe, Alice E. Shapley, Ryan L. Sanders et al.2025 · 1 citationarXiv
The AURORA Survey: The Evolution of Multi-phase Electron Densities at High Redshift2502.08712v1 · Michael W. Topping, Ryan L. Sanders, Alice E. Shapley et al.2025 · 43 citationsarXiv
Improved Empirical Backgrounds for JWST NIRISS Image/WFSS Data Reduction2410.00103v1 · Raphael E. Hviding, Ivelina G. Momcheva, Leonardo Clarke2024 · 0 citationsarXiv
The AURORA Survey: An Extraordinarily Mature, Star-forming Galaxy at z∼7z\sim 72410.00110v3 · Alice E. Shapley, Ryan L. Sanders, Michael W. Topping et al.2024 · 0 citationsarXiv
The AURORA Survey: The Nebular Attenuation Curve of a Galaxy at z=4.41 from Ultraviolet to Near-Infrared Wavelengths2408.05273v2 · Ryan L. Sanders, Alice E. Shapley, Michael W. Topping et al.2024 · 22 citationsarXiv
A spectroscopic analysis of the ionizing photon production efficiency in JADES and CEERS: implications for the ionizing photon budget2407.03399v1 · Anthony J. Pahl, Michael W. Topping, Alice Shapley et al.2024 · 33 citationsarXiv
The AURORA Survey: A New Era of Emission-line Diagrams with JWST/NIRSpec2407.00157v3 · Alice E. Shapley, Ryan L. Sanders, Michael W. Topping et al.2024 · 48 citationsarXiv
The Star-Forming Main Sequence in JADES and CEERS at z>1.4z>1.4: Investigating the Burstiness of Star Formation2406.05178v2 · Leonardo Clarke, Alice E. Shapley, Ryan L. Sanders et al.2024 · 56 citationsarXiv
Ultra-deep Keck/MOSFIRE spectroscopic observations of z∼2z\sim 2 galaxies: direct oxygen abundances and nebular excitation properties2305.07781v2 · Leonardo Clarke, Alice Shapley, Ryan L. Sanders et al.2023 · 0 citationsarXiv
Low Metallicity Galaxies from the Dark Energy Survey2211.02094v2 · Yu-Heng Lin, Claudia Scarlata, Vihang Mehta et al.2022 · 5 citationsarXiv
A Preview of JWST Metallicity Studies at Cosmic Noon: The First Detection of Auroral [O II] Emission at High Redshift2207.12430v1 · Ryan L. Sanders, Alice E. Shapley, Leonardo Clarke et al.2022 · 37 citationsarXiv
Career total: 30 works. 22 are in this corpus.

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