EDUCATION

• California Insititute of Techonlogy 
  Advisor: Geoffrey A. Blake
• Beijing Normal University

 

Ph.D. Astrophysics  

Thesis: Volatiles in Protoplanetary Disks

M.S.   Astrophysics

B.S.    Astronomy

 

06/2015 

 

07/2008

07/2005

Full_CV PDF

EMPLOYMENT

• University of Wisconsin-Madison
  
• University of Michigan
  
• University of Michigan

 

Assistant Professor

Hubble Fellow

Postdoctoral Researcher

 

2020/08-

2017/08-2020/08

2015/07- 2017/07

AWARDS

• Hubble Fellowship (~330k)
  
• Sagan Fellowship (declined)
• ALMA Postdoctoral Ambassador (10k)
• Chinese Government Award for Outstanding Students Abroad (6k)
• AAS International travel grant
• Meyerson travel grant, Department of Astronomy, Caltech

 

01/2017

01/2017

01/2017

03/2015

03/2015

08/2014

PUBLICATIONS              ADS                Google Scholar

 

 > 1000 citations, h-index 16

 

FIRST AUTHOR

1. Excess C/H in Protoplanetary Disk Gas from Icy Pebble Drift Across the CO Snowline
   Zhang, Ke; Bosman, Arthur D.; Bergin, Edwin A. 2020, ApJL, 891, 16 (link)
   
2. Rapid Evolution of Volatile CO from the Protostellar Disk Stage to the Protoplanetary Disk Stage
   Zhang, Ke; Schwarz, Kamber R.; Bergin, Edwin A. 2020, ApJL, 891, 17  (link)
3. Systematic Variations of CO Gas Abundance with Radius in Gas-rich Protoplanetary Disks
   Zhang, Ke; Bergin, Edwin A.; Schwarz, Kamber R
,; Krijt, Sebastiaan; Ciesla, Fred, ApJ, 2019, 883, 98 (link)
4. Unveiling the mass inventory of the giant-planet formation zone in a solar nebula analog
 
   Zhang, Ke; Bergin, Edwin A.; Blake, Geoffrey A.; Cleeves, L. Ilsedore; Schwarz, Kamber R
, Nature Astronomy, 2017, 1, 6     (link)
5. On the Commonality of 10-30 AU Sized Axisymmetric Dust Structures in Protoplanetary Disks        (link)
   Zhang, Ke; Bergin, Edwin A.; Blake, Geoffrey A.; Cleeves, L. Ilsedore, et al., 2016, ApJL, 818,16
6. Evidence of fast pebble growth near condensation fronts in the HL Tau protoplanetary disk
             (link)
   Zhang, Ke; Blake, Geoffrey A.; Bergin, Edwin A, 2015, ApJL, 806,7
7. Dimming and CO absorption toward AA Tau protoplanetary disk: infalling flow caused by disk instability?

   Zhang, Ke; Crockett, Nathan; Salyk, Colette; Pontoppidan, Klaus; et al. 2015, ApJ, 805, 55              (link)     
8. Comparison of the Dust and Gas Radial Structure in the Transition Disk [PZ99] J160421.7-213028

   Zhang, Ke; Isella, Andrea; Carpenter, John M.; Blake, Geoffrey A., 2014, ApJ, 791,42        (link)
9. Evidence for a Snow Line beyond the Transitional Radius in the TW Hya Protoplanetary Disk
   Zhang, Ke; Pontoppidan, Klaus M.; Salyk, Colette; Blake, Geoffrey A., 2013, ApJ, 766, 82    (link)
10. On Magnesium Sulfide as the Carrier of the 30 μm Emission Feature in Evolved Stars

    Zhang, Ke; Jiang, B. W.; Li, Aigen, 2009, ApJ, 702, 680      (link)
11. On the carriers of the 21 μm emission feature in post-asymptotic giant branch stars

    Zhang, Ke; Jiang, B. W.; Li, Aigen, 2009, MNRAS, 396,1247  (link)
    
12. The 21 micron feature in the circumstellar envelopes around highly evolved stars

    Zhang, Ke; Jiang, B. W.; Li, Aigen, 2006, PABei, 24, 43 (in Chinese)  (link)

CO-AUTHORED

1. Probing the Gas Content of Late-stage Protoplanetary Disks with N2H+
   Anderson, Dana E.; Blake, Geoffrey A.; Bergin, Edwin A.; Zhang, Ke; et al., 2019, ApJ, 881, 127 (link) 
   
2. Unlocking CO Depletion in Protoplanetary Disks. II. Primordial C/H Predictions inside the CO Snowline
   Schwarz, Kamber R.; Bergin, Edwin A.; Cleeves, L. Ilsedore; Zhang, Ke; et al., 2019, ApJ, 877, 131 (link) 
3. A High-resolution Mid-infrared Survey of Water Emission from Protoplanetary Disks
   Salyk, Colette; Lacy, John; Richter, Matt; Zhang, Ke; et al., 2019, ApJ, 874, 24 (link) 
   
4. A Cavity of Large Grains in the Disk around the Group II Herbig Ae/Be Star HD 142666
   Rubinstein, A. E.; Macías, E.; Espaillat, C. C.; Zhang, Ke.; Calvet, N.; Robinson, C., 2018, ApJ, 860, 7 (link) 
5. Unlocking CO Depletion in Protoplanetary Disks. I. The Warm Molecular Layer
   Schwarz, Kamber R.; Bergin, Edwin A.; Cleeves, L. Ilsedore; Zhang, Ke; 2018, ApJ,856,85  (link) 
6. Discovery and physical characterization of a large scattered disk object at 92 au
   Gerdes, D.W.; Masao Sako, Stephanie Hamilton, Ke Zhang, et al., 2017, ApJL, 839, 15   (link)
7. Hydrocarbon emission rings in protoplanetary disks induced by dust evolution
   Bergin, Edwin A.; Du, Fujun; Cleeves, L. Ilsedore; Blake, Geoffrey A.; Schwarz, Kamber; Visser, Ruud; Zhang, Ke, 2016, ApJ, 831, 101 (link)
8. The Radial Distribution of H2 and CO in TW Hya as Revealed by Resolved ALMA Observations of CO Isotopologues

   Schwarz, Kamber R.; Bergin, Edwin A.; Cleeves, L. Ilsedore; Blake, Geoffrey A.; Zhang, Ke; et al., 2016, ApJ, 823, 91 (link) 
9. Measurements of Water Surface Snow Lines in Classical Protoplanetary Disks

   Blevins, Sandra M.; Pontoppidan, Klaus M.; Banzatti, Andrea; Zhang, Ke; et al., 2016, ApJ, 818, 22 (link) 
10. Detection of Water Vapor in the Terrestrial Planet Forming Region of a Transition
    Salyk, Colette; Lacy, John H.; Richter, Matthew J.; Zhang, Ke; Blake, Geoffrey A.; Pontoppidan, Klaus M., 2015, ApJL, 810, 24 (link)
11. ALMA Observations of the T Tauri Binary System AS 205: Evidence for Molecular Winds and/or Binary Interactions

    Salyk, Colette; Pontoppidan, Klaus; Corder, Stuartt; Muñoz, Diego; Zhang, Ke; Blake, Geoffrey A., 2014, ApJ, 792, 68 (link)
12. Crystalline Silicates in Evolved Stars. I. Spitzer/Infrared Spectrograph Spectroscopy of IRAS 16456-3542, 18354-0638, and 23239+5754

    Jiang, B. W.; Zhang, Ke; Li, Aigen; Lisse, C. M., 2013, ApJ, 765, 72 (link)
13. An old disk still capable of forming a planetary system

    Bergin, Edwin A.; Cleeves, L. Ilsedore; Gorti, Uma; Zhang, Ke; et al. 2013, Nature, 493, 644   (link)

RECENT TALKS

 

• 10/2019// Colloquium talk, Ohio State University
• 08/2019// Seminar, Canadian Institute for Theoretical Astrophysics, Toronto, Canada
• 06/2019// Invited talk, Community Science workshop of Origins Space Telescope, New York, USA
• 03/2019// Contributed talk, Hubble Fellows Symposium
• 02/2019// Colloquium talk, University of Florida
• 02/2019// Colloquium talk, University of Wisconsin-Madison
• 02/2019// Colloquium talk, University of Rochester
• 12/2018// Contributed talk, Exoplanet research in the Greak Lakes area, IL, USA
• 07/2018// Contributed talk, Astrochemistry: Past, Present, and Future, CA, USA
• 03/2018// Contributed talk, Hubble Fellows Symposium
• 03/2018 //Colloquium talk,  University of Wisconsin-Madison
• 01/2018 //Colloquium talk, University of Illinois at Urbana-Champaign
• 07/2017 // Invited Talk,  workshop of Protoplanetary disk formation and evolution, Leiden, Netherlands  
• 03/2017 // Contributed Talk,  IAUS332 Astrochemistry VII: Through the Cosmos from Galaxies to Planets, Puerto Varas, Chile
• 01/2017 // TUNA lunch Talk, NRAO, Charlottesville, VA, USA
• 11/2016 // Invited Talk,  conference of Comets: A new vision after Rosetta/Philae, Toulouse, France