Publications

Selected works on planet formation chemistry.

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Selected Papers

Group members affiliated with UW–Madison are highlighted in orange in the author lists below; papers with a group member as first author carry a Lab-led badge. Papers from the last two years are shown; click a year bar to expand earlier papers. (Showing papers since 2020)

2026

Molecular Similarity and Water Diversity in Coeval Binary Disks: JWST/MIRI Observations of Sz 65 and Sz 66 Lab-led

Yao, Jinghuai; Zhang, Ke; Banzatti, Andrea; Bajaj, Naman S.; Pascucci, Ilaria; Miley, James; Blake, Geoffrey A.; Salyk, Colette; et al.

The Astrophysical Journal

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2026

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): Formaldehyde (H2CO) emission and its links to disk properties Lab-led

Chevalier, Ella; Zhang, Ke; Vioque, Miguel; Kurtovic, Nicolás T.; Pinilla, Paola; Miley, James; Deng, Dingshan; Carpenter, John; et al.

arXiv e-prints

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2026

Physical and Chemical Characterization of GY 91's Multi-ringed Protostellar Disk with ALMA

Jiang, Sally D.; Huang, Jane; Czekala, Ian; Trapman, Leon; Aikawa, Yuri; Andrews, Sean M.; Bae, Jaehan; Bergin, Edwin A.; et al.

The Astrophysical Journal

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2026

H218O in the Terrestrial Planet-forming Regions of Protoplanetary Disks

Salyk, Colette; Pontoppidan, Klaus M.; Zhang, Ke; Heinzen, Sophie; Calahan, Jenny K.; Banzatti, Andrea; Dickson-Vandervelde, D. Annie; Bergin, Edwin A.; et al.

The Astrophysical Journal

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2026

Tracing Pebble Drift History in Two Protoplanetary Disks with CO Enhancement Lab-led

Armitage, Tayt; Williams, Joe; Zhang, Ke; Krijt, Sebastiaan; Trapman, Leon; Booth, Richard A.; Teague, Richard; Law, Charles J.; et al.

The Astrophysical Journal

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2026

A Submillimeter Survey of CS Excitation in Protoplanetary Disks: Evidence of X-Ray-driven Sulfur Chemistry

Law, Charles J.; Le Gal, Romane; Öberg, Karin I.; Zhang, Ke; Aikawa, Yuri; Andrews, Sean M.; Bae, Jaehan; Booth, Alice S.; et al.

The Astrophysical Journal

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2025

Searching for Exoplanets Born Outside the Milky Way: VOYAGERS Survey Design

Aloisi, Robert; Vanderburg, Andrew; Soares-Furtado, Melinda; Cargile, Phillip; Zhang, Ke; Necib, Lina; Latham, David W.; Quinn, Sam; et al.

Publications of the Astronomical Society of the Pacific

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2025

Cosmic Cascades: How Disk Substructure Regulates the Flow of Water to Inner Planetary Systems

Krijt, Sebastiaan; Banzatti, Andrea; Zhang, Ke; Pinilla, Paola; Kaeufer, Till; Bergin, Edwin A.; Salyk, Colette; Pontoppidan, Klaus; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). X. Dust Substructures, Disk Geometries, and Dust-disk Radii

Vioque, Miguel; Kurtovic, Nicolás T.; Trapman, Leon; Sierra, Anibal; Pérez, Laura M.; Zhang, Ke; Curone, Pietro; Rosotti, Giovanni P.; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). XI. Beam-corrected Gas Disk Sizes from Fitting 12CO Moment Zero Maps Lab-led

Trapman, Leon; Vioque, Miguel; Kurtovic, Nicolás T.; Zhang, Ke; Rosotti, Giovanni P.; Pinilla, Paola; Carpenter, John; Cieza, Lucas A.; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). XII. Extreme Millimeter Variability Detected in a Class II Disk

Miley, James M.; Pérez, Laura M.; Agurto-Gangas, Carolina; Sierra, Anibal; Trapman, Leon; Vioque, Miguel; Kurtovic, Nicolas; Pinilla, Paola; et al.

The Astrophysical Journal

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2025

The JDISC Survey: Linking the Physics and Chemistry of Inner and Outer Protoplanetary Disk Zones

Arulanantham, Nicole; Salyk, Colette; Pontoppidan, Klaus; Banzatti, Andrea; Zhang, Ke; Öberg, Karin; Long, Feng; Carr, John; et al.

The Astronomical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). I. Program Overview and Summary of First Results Lab-led

Zhang, Ke; Pérez, Laura M.; Pascucci, Ilaria; Pinilla, Paola; Cieza, Lucas A.; Carpenter, John; Trapman, Leon; Deng, Dingshan; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). II. Dust and Gas Disk Properties in the Ophiuchus Star-forming Region

Ruiz-Rodriguez, Dary A.; González-Ruilova, Camilo; Cieza, Lucas A.; Zhang, Ke; Trapman, Leon; Sierra, Anibal; Pinilla, Paola; Pascucci, Ilaria; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). III. Dust and Gas Disk Properties in the Lupus Star-forming Region

Deng, Dingshan; Vioque, Miguel; Pascucci, Ilaria; Pérez, Laura M.; Zhang, Ke; Kurtovic, Nicolás; Trapman, Leon; TorresVillanueva, Estephani E.; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). IV. Dust and Gas Disk Properties in the Upper Scorpius Star-forming Region

Agurto-Gangas, Carolina; Pérez, Laura M.; Sierra, Anibal; Miley, James; Zhang, Ke; Pascucci, Ilaria; Pinilla, Paola; Deng, Dingshan; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). V. Protoplanetary Gas Disk Masses Lab-led

Trapman, Leon; Zhang, Ke; Rosotti, Giovanni P.; Pinilla, Paola; Tabone, Benoît; Pascucci, Ilaria; Agurto-Gangas, Carolina; Anania, Rossella; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). VI. Comparison of Dust Evolution Models to AGE-PRO Observations

Kurtovic, Nicolás T.; Gárate, Matías; Pinilla, Paola; Zhang, Ke; Rosotti, Giovanni P.; Anania, Rossella; Pascucci, Ilaria; Tabone, Benoît; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). VII. Testing Accretion Mechanisms from Disk Population Synthesis

Tabone, Benoît; Rosotti, Giovanni P.; Trapman, Leon; Pinilla, Paola; Pascucci, Ilaria; Somigliana, Alice; Alexander, Richard; Vioque, Miguel; et al.

The Astrophysical Journal

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2025

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). VIII. The Impact of External Photoevaporation on Disk Masses and Radii in Upper Scorpius

Anania, Rossella; Rosotti, Giovanni P.; Gárate, Matías; Pinilla, Paola; Vioque, Miguel; Trapman, Leon; Carpenter, John; Zhang, Ke; et al.

The Astrophysical Journal

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2025

A Multiline Analysis of the Distribution and Excitation of CS and H2CS in the HD 163296 Disk

Law, Charles J.; Le Gal, Romane; Yamato, Yoshihide; Zhang, Ke; Guzmán, Viviana V.; Hernández-Vera, Claudio; Cleeves, L. Ilsedore; Guidi, Greta; et al.

The Astrophysical Journal

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2025

exoALMA. XIII. Gas Masses from N2H+ and C18O: A Comparison of Measurement Techniques for Protoplanetary Gas Disk Masses Lab-led

Trapman, Leon; Longarini, Cristiano; Rosotti, Giovanni P.; Andrews, Sean M.; Bae, Jaehan; Barraza-Alfaro, Marcelo; Benisty, Myriam; Cataldi, Gianni; et al.

The Astrophysical Journal

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2025

Smuggling unnoticed: towards a 2D view of water and dust delivery to the inner regions of protoplanetary discs

Houge, Adrien; Krijt, Sebastiaan; Banzatti, Andrea; Blake, Geoffrey A; Pinilla, Paola; Pontoppidan, Klaus M; Trapman, Leon; Williams, Joe; et al.

Monthly Notices of the Royal Astronomical Society

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20246 papers
2024

Complex Organics Surrounding the FU Ori─type Object V1057 Cyg Indicative of Sublimated Ices

Calahan, Jenny K.; Bergin, Edwin A.; van't Hoff, Merel; Booth, Alice S.; Öberg, Karin; Zhang, Ke; Calvet, Nuria; Hartmann, Lee

The Astrophysical Journal

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2024

Hints of Planet Formation Signatures in a Large-cavity Disk Studied in the AGE-PRO ALMA Large Program

Sierra, Anibal; Pérez, Laura M.; Agurto-Gangas, Carolina; Miley, James; Zhang, Ke; Pinilla, Paola; Pascucci, Ilaria; Trapman, Leon; et al.

The Astrophysical Journal

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2024

Chemistry in Protoplanetary Disks Lab-led

Zhang, Ke

Reviews in Mineralogy and Geochemistry

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2024

High Mass Inner Regions Found in Five Outbursting Sources

Calahan, Jenny K.; Bergin, Edwin A.; van't Hoff, Merel; Zhang, Ke; Calvet, Nuria; Hartmann, Lee

The Astrophysical Journal

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2024

The Carbon Isotopic Ratio and Planet Formation

Bergin, Edwin A.; Bosman, Arthur; Teague, Richard; Calahan, Jenny; Willacy, Karen; Cleeves, L. Ilsedore; Schwarz, Kamber; Zhang, Ke; et al.

The Astrophysical Journal

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2024

High-contrast JWST-MIRI Spectroscopy of Planet-forming Disks for the JDISC Survey

Pontoppidan, Klaus M.; Salyk, Colette; Banzatti, Andrea; Zhang, Ke; Pascucci, Ilaria; Öberg, Karin I.; Long, Feng; Romero-Mirza, Carlos E.; et al.

The Astrophysical Journal

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20233 papers
2023

How Large Is a Disk-What Do Protoplanetary Disk Gas Sizes Really Mean? Lab-led

Trapman, Leon; Rosotti, Giovanni; Zhang, Ke; Tabone, Benoît

The Astrophysical Journal

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2023

Substructures in Compact Disks of the Taurus Star-forming Region

Zhang, Shangjia; Kalscheur, Matt; Long, Feng; Zhang, Ke; Long, Deryl E.; Bergin, Edwin A.; Zhu, Zhaohuan; Trapman, Leon

The Astrophysical Journal

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2023

A Gap-sharing Planet Pair Shaping the Crescent in HD 163296: A Disk Sculpted by a Resonant Chain

Garrido-Deutelmoser, Juan; Petrovich, Cristobal; Charalambous, Carolina; Guzmán, Viviana V.; Zhang, Ke

The Astrophysical Journal

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20223 papers
2022

New Constraints on Protoplanetary Disk Gas Masses in Lupus

Anderson, Dana E.; Cleeves, L. Ilsedore; Blake, Geoffrey A.; Bergin, Edwin A.; Zhang, Ke; Carpenter, John M.; Schwarz, Kamber R.

The Astrophysical Journal

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2022

Effect of MHD Wind-driven Disk Evolution on the Observed Sizes of Protoplanetary Disks Lab-led

Trapman, Leon; Tabone, Benoît; Rosotti, Giovanni; Zhang, Ke

The Astrophysical Journal

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2022

A Novel Way of Measuring the Gas Disk Mass of Protoplanetary Disks Using N2H+ and C18O Lab-led

Trapman, Leon; Zhang, Ke; van't Hoff, Merel L. R.; Hogerheijde, Michiel R.; Bergin, Edwin A.

The Astrophysical Journal

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202110 papers
2021

Molecules with ALMA at Planet-forming Scales (MAPS). V. CO Gas Distributions Lab-led

Zhang, Ke; Booth, Alice S.; Law, Charles J.; Bosman, Arthur D.; Schwarz, Kamber R.; Bergin, Edwin A.; Öberg, Karin I.; Andrews, Sean M.; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales (MAPS). VII. Substellar O/H and C/H and Superstellar C/O in Planet-feeding Gas

Bosman, Arthur D.; Alarcón, Felipe; Bergin, Edwin A.; Zhang, Ke; van't Hoff, Merel L. R.; Öberg, Karin I.; Guzmán, Viviana V.; Walsh, Catherine; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales. XX. The Massive Disk around GM Aurigae

Schwarz, Kamber R.; Calahan, Jenny K.; Zhang, Ke; Alarcón, Felipe; Aikawa, Yuri; Andrews, Sean M.; Bae, Jaehan; Bergin, Edwin A.; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales (MAPS). XVII. Determining the 2D Thermal Structure of the HD 163296 Disk

Calahan, Jenny K.; Bergin, Edwin A.; Zhang, Ke; Schwarz, Kamber R.; Öberg, Karin I.; Guzmán, Viviana V.; Walsh, Catherine; Aikawa, Yuri; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales (MAPS). XIII. HCO+ and Disk Ionization Structure

Aikawa, Yuri; Cataldi, Gianni; Yamato, Yoshihide; Zhang, Ke; Booth, Alice S.; Furuya, Kenji; Andrews, Sean M.; Bae, Jaehan; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales (MAPS). XIV. Revealing Disk Substructures in Multiwavelength Continuum Emission

Sierra, Anibal; Pérez, Laura M.; Zhang, Ke; Law, Charles J.; Guzmán, Viviana V.; Qi, Chunhua; Bosman, Arthur D.; Öberg, Karin I.; et al.

The Astrophysical Journal Supplement Series

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2021

Molecules with ALMA at Planet-forming Scales (MAPS). VIII. CO Gap in AS 209-Gas Depletion or Chemical Processing?

Alarcón, Felipe; Bosman, Arthur D.; Bergin, Edwin A.; Zhang, Ke; Teague, Richard; Bae, Jaehan; Aikawa, Yuri; Andrews, Sean M.; et al.

The Astrophysical Journal Supplement Series

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2021

Destruction of Refractory Carbon Grains Drives the Final Stage of Protoplanetary Disk Chemistry

Bosman, Arthur D.; Alarcón, Felipe; Zhang, Ke; Bergin, Edwin A.

The Astrophysical Journal

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2021

Observing Carbon and Oxygen Carriers in Protoplanetary Disks at Mid-infrared Wavelengths

Anderson, Dana E.; Blake, Geoffrey A.; Cleeves, L. Ilsedore; Bergin, Edwin A.; Zhang, Ke; Schwarz, Kamber R.; Salyk, Colette; Bosman, Arthur D.

The Astrophysical Journal

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2021

The TW Hya Rosetta Stone Project. III. Resolving the Gaseous Thermal Profile of the Disk

Calahan, Jenny K.; Bergin, Edwin; Zhang, Ke; Teague, Richard; Cleeves, Ilsedore; Bergner, Jennifer; Blake, Geoffrey A.; Cazzoletti, Paolo; et al.

The Astrophysical Journal

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20205 papers
2020

Chemical Evolution in a Protoplanetary Disk within Planet Carved Gaps and Dust Rings

Alarcón, Felipe; Teague, R.; Zhang, Ke; Bergin, E. A.; Barraza-Alfaro, M.

The Astrophysical Journal

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2020

CO Depletion in Protoplanetary Disks: A Unified Picture Combining Physical Sequestration and Chemical Processing

Krijt, Sebastiaan; Bosman, Arthur D.; Zhang, Ke; Schwarz, Kamber R.; Ciesla, Fred J.; Bergin, Edwin A.

The Astrophysical Journal

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2020

Hints of a Population of Solar System Analog Planets from ALMA

Long, Deryl E.; Zhang, Ke; Teague, Richard; Bergin, Edwin A.

The Astrophysical Journal

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2020

Excess C/H in Protoplanetary Disk Gas from Icy Pebble Drift Across the CO Snowline Lab-led

Zhang, Ke; Bosman, Arthur D.; Bergin, Edwin A.

The Astrophysical Journal

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2020

Rapid Evolution of Volatile CO from the Protostellar Disk Stage to the Protoplanetary Disk Stage Lab-led

Zhang, Ke; Schwarz, Kamber R.; Bergin, Edwin A.

The Astrophysical Journal

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