Joseph Westlake Print


  83492

  Joseph.Westlake@jhuapl.edu

: SES

:   Space Physicist

:  Planetary, Heliophysics

  Cassini, INMS, MIMI, Europa Mission, PIMS, JUICE, JENI, MMS, EIS

 
2011, Ph.D. in Physics, University of Texas at San Antonio
2006, B.S. in Physics, University of Michigan
 
AGU Index Category AGU Index Sub-Category
PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS Titan
PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS Europa
PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS Jovian satellites
PLANETARY SCIENCES: SOLAR SYSTEM OBJECTS Enceladus
SPACE PLASMA PHYSICS Instruments and techniques
:
2012 - Present
Senior Research Scientist, Johns Hopkins University Applied Physics Laboratory
2011 - 2012
Postdoctoral Fellow, Johns Hopkins University Applied Physics Laboratory
2006 - 2011
Graduate Researcher, Southwest Research Institute
2004 - 2006
Research Assistant, University of Michigan
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The following publication information was downloaded from http://www.researcherId.com/rid/G-2732-2015. Click on the publication title to view details.
A compact E * B filter: A multi-collector cycloidal focusing mass spectrometer.
:   Blase, Ryan C; Miller, Greg; Westlake, Joseph; Brockwell, Tim; Ostrom, Nathaniel; Ostrom, Peggy H; Waite, J Hunter
:2015-Oct
: The Review of scientific instruments
  86
  105105
  --
: MEDLINE:26520982
: None
An empirical approach to modeling ion production rates in Titan's ionosphere I: Ion production rates on the dayside and globally
:   Richard, M. S.; Cravens, T. E.; Wylie, C.; Webb, D.; Chediak, Q.; Perryman, R.; Mandt, K.; Westlake, J.; Waite, J. H., Jr.; Robertson, I.; Magee, B. A.; Edberg, N. J. T.
:FEB 2015
: Journal of Geophysical Research-Space Physics
  120
  1264
  1280
: WOS:000351360800032
: None
Molecular nitrogen and methane density retrievals from Cassini UVIS dayglow observations of Titan's upper atmosphere
:   Stevens, Michael H.; Evans, J. Scott; Lumpe, Jerry; Westlake, Joseph H.; Ajello, Joseph M.; Bradley, E. Todd; Esposito, Larry W.
:FEB 2015
: Icarus
  247
  301
  312
: WOS:000346691400021
: None
Developing a self-consistent description of Titan's upper atmosphere without hydrodynamic escape
:   Bell, Jared M.; Waite, J. Hunter, Jr.; Westlake, Joseph H.; Bougher, Stephen W.; Ridley, Aaron J.; Perryman, Rebecca; Mandt, Kathleen
:JUN 2014
: Journal of Geophysical Research-Space Physics
  119
  4957
  4972
: WOS:000339710300059
: None
The Energetic Particle Detector (EPD) Investigation and the Energetic Ion Spectrometer (EIS) for the Magnetospheric Multiscale (MMS) Mission
:   Mauk, B. H.; Blake, J. B.; Baker, D. N.; Clemmons, J. H.; Reeves, G. D.; Spence, H. E.; Jaskulek, S. E.; Schlemm, C. E.; Brown, L. E.; Cooper, S. A.; Craft, J. V.; Fennell, J. F.; Gurnee, R. S.; Hammock, C. M.; Hayes, J. R.; Hill, P. A.; Ho, G. C.; Hutcheson, J. C.; Jacques, A. D.; Kerem, S.; Mitchell, D. G.; Nelson, K. S.; Paschalidis, N. P.; Rossano, E.; Stokes, M. R.; Westlake, J. H.
:2014/06/28/
: Space Science Reviews
  --
  1
  44
:
:
Name Link to Datasource Notes
http://link.springer.com/article/10.1007/s11214-014-0055-5
Science goals and mission concept for the future exploration of Titan and Enceladus
:   Tobie, G.; Teanby, N. A.; Coustenis, A.; Jaumann, R.; Raulin, E.; Schmidt, J.; Carrasco, N.; Coates, Aj.; Cordier, D.; De Kok, R.; Geppert, W. D.; Lebreton, J. -P.; Lefevre, A.; Livengood, T. A.; Mandt, K. E.; Mitri, G.; Nimmo, F.; Nixon, C. A.; Norman, L.; Pappalardo, R. T.; Postberg, F.; Rodriguez, S.; SchuizeMakuch, D.; Soderblom, J. M.; Solomonidou, A.; Stephan, K.; Stofan, E. R.; Turtle, E. P.; Wagner, R. J.; West, R. A.; Westlake, J. H.
:DEC 2014
: Planetary and Space Science
  104
  59
  77
: WOS:000347585400006
: None
The role of ion-molecule reactions in the growth of heavy ions in Titan's ionosphere
:   Westlake, J. H.; Waite, J. H., Jr.; Carrasco, N.; Richard, M.; Cravens, T.
:JUL 2014
: Journal of Geophysical Research-Space Physics
  119
  5951
  5963
: WOS:000340549000060
: None
Observed decline in Titan's thermospheric methane due to solar cycle drivers
:   Westlake, J. H.; Waite, J. H.; Bell, J. M.; Perryman, R.
:OCT 2014
: Journal of Geophysical Research-Space Physics
  119
  8586
  8599
: WOS:000345445400043
: None
Organic chemistry in the Kronian satellite system: Titan and Enceladus
:   Waite, Jack Hunter; Brockwell, Timothy; Magee, Brian; Teolis, Benjamin; Westlake, Joseph
:SEP 8 2013
: Abstracts of Papers of the American Chemical Society
  246
  --
  --
: WOS:000329618406102
: None
Investigating magnetospheric interaction effects on Titan's ionosphere with the Cassini orbiter Ion Neutral Mass Spectrometer, Langmuir Probe and magnetometer observations during targeted flybys
:   Luhmann, J. G.; Ulusen, D.; Ledvina, S. A.; Mandt, K.; Magee, B.; Waite, J. H.; Westlake, J.; Cravens, T. E.; Robertson, I.; Edberg, N.; Agren, K.; Wahlund, J. -E.; Ma, Y. -J.; Wei, H.; Russell, C. T.; Dougherty, M. K.
:JUN 2012
: Icarus
  219
  534
  555
: WOS:000305050200003
: None
Ion densities and composition of Titan's upper atmosphere derived from the Cassini Ion Neutral Mass Spectrometer: Analysis methods and comparison of measured ion densities to photochemical model simulations
:   Mandt, Kathleen E.; Gell, David A.; Perry, Mark; Waite, J. Hunter, Jr.; Crary, Frank A.; Young, David; Magee, Brian A.; Westlake, Joseph H.; Cravens, Thomas; Kasprzak, Wayne; Miller, Greg; Wahlund, Jan-Erik; Agren, Karin; Edberg, Niklas J. T.; Heays, Alan N.; Lewis, Brenton R.; Gibson, Stephen T.; de la Haye, V.; Liang, Mao-Chang
:OCT 12 2012
: Journal of Geophysical Research-Planets
  117
  --
  --
: WOS:000309833000001
: None
THE C-12/C-13 RATIO ON TITAN FROM CASSINI INMS MEASUREMENTS AND IMPLICATIONS FOR THE EVOLUTION OF METHANE
:   Mandt, Kathleen E.; Waite, J. Hunter, Jr.; Teolis, Benjamin; Magee, Brian A.; Bell, Jared; Westlake, Joseph H.; Nixon, Conor A.; Mousis, Olivier; Lunine, Jonathan I.
:APR 2012
: Astrophysical Journal
  749
  --
  --
: WOS:000302785700064
: None
The observed composition of ions outflowing from Titan
:   Westlake, J. H.; Paranicas, C. P.; Cravens, T. E.; Luhmann, J. G.; Mandt, K. E.; Smith, H. T.; Mitchell, D. G.; Rymer, A. M.; Perry, M. E.; Waite, J. H., Jr.; Wahlund, J. -E.
:OCT 6 2012
: Geophysical Research Letters
  39
  --
  --
: WOS:000309606700004
: None
Titan's ionospheric composition and structure: Photochemical modeling of Cassini INMS data
:   Westlake, J. H.; Waite, J. H., Jr.; Mandt, K. E.; Carrasco, N.; Bell, J. M.; Magee, B. A.; Wahlund, J. -E.
:JAN 12 2012
: Journal of Geophysical Research-Planets
  117
  --
  --
: WOS:000299182800001
: None
Simulating the one-dimensional structure of Titan's upper atmosphere: 3. Mechanisms determining methane escape
:   Bell, Jared M.; Bougher, Stephen W.; Waite, J. Hunter, Jr.; Ridley, Aaron J.; Magee, Brian A.; Mandt, Kathleen E.; Westlake, Joseph; DeJong, Anna D.; Bar-Nun, Akiva; Jacovi, Ronen; Toth, Gabor; De la Haye, Virginie; Gell, David; Fletcher, Gregory
:NOV 12 2011
: Journal of Geophysical Research-Planets
  116
  --
  --
: WOS:000297046900001
: None
Simulating the time-dependent response of Titan's upper atmosphere to periods of magnetospheric forcing
:   Bell, Jared M.; Westlake, Joseph; Waite, J. Hunter, Jr.
:MAR 24 2011
: Geophysical Research Letters
  38
  --
  --
: WOS:000288864400001
: None
Titan's thermospheric response to various plasma environments
:   Westlake, J. H.; Bell, J. M.; Waite, J. H., Jr.; Johnson, R. E.; Luhmann, J. G.; Mandt, K. E.; Magee, B. A.; Rymer, A. M.
:MAR 23 2011
: Journal of Geophysical Research-Space Physics
  116
  --
  --
: WOS:000288872800008
: None
Simulating the one-dimensional structure of Titan's upper atmosphere: 1. Formulation of the Titan Global Ionosphere-Thermosphere Model and benchmark simulations
:   Bell, Jared M.; Bougher, Stephen W.; Waite, J. Hunter, Jr.; Ridley, Aaron J.; Magee, Brian A.; Mandt, Kathleen E.; Westlake, Joseph; DeJong, Anna D.; Bar-Nun, Akiva; Jacovi, Ronen; Toth, Gabor; De La Haye, Virginie
:DEC 2 2010
: Journal of Geophysical Research-Planets
  115
  --
  --
: WOS:000285019800003
: None
Simulating the one-dimensional structure of Titan's upper atmosphere: 2. Alternative scenarios for methane escape
:   Bell, Jared M.; Bougher, Stephen W.; Waite, J. Hunter, Jr.; Ridley, Aaron J.; Magee, Brian A.; Mandt, Kathleen E.; Westlake, Joseph; DeJong, Anna D.; De La Haye, Virginie; Bar-Nun, Akiva; Jacovi, Ronen; Toth, Gabor; Gell, David; Fletcher, Gregory
:DEC 30 2010
: Journal of Geophysical Research-Planets
  115
  --
  --
: WOS:000285836400001
: None
Detection and measurement of ice grains and gas distribution in the Enceladus plume by Cassini's Ion Neutral Mass Spectrometer
:   Teolis, B. D.; Perry, M. E.; Magee, B. A.; Westlake, J.; Waite, J. H.
:SEP 28 2010
: Journal of Geophysical Research-Space Physics
  115
  --
  --
: WOS:000282513000007
: None
Heavy ions, temperatures and winds in Titan's ionosphere: Combined Cassini CAPS and INMS observations
:   Crary, F. J.; Magee, B. A.; Mandt, K.; Waite, J. H., Jr.; Westlake, J.; Young, D. T.
:DEC 2009
: Planetary and Space Science
  57
  1847
  1856
: WOS:000273099100022
: None
SHOTPUT: A JPL Planetary Summer Science School Study
:   Klesh, Andrew; Taniguchi, Shintaro; Burke, Caley; Cartwright, Megan; Gadre, Rajeev; Wang, Jiuguang; Horodyskyj, Lev; Milam, Keith; Moskovitz, Nicholas; Oiler, Jonathon; Pagano, Michael; Ostrowski, Daniel; Smith, Ramsey; Townsend-Small, Amy; Budney, Charles; U-Yen, Kongpop; Vance, Steve; Westlake, Joseph; Zacny, Kris; IEEE
:2009
: 2009 Ieee Aerospace Conference, Vols 1-7
  --
  240
  252
: WOS:000271964000021
: None
INMS-derived composition of Titan's upper atmosphere: Analysis methods and model comparison
:   Magee, Brian A.; Waite, J. Hunter; Mandt, Kathleen E.; Westlake, Joseph; Bell, Jared; Gell, David A.
:DEC 2009
: Planetary and Space Science
  57
  1895
  1916
: WOS:000273099100027
: None
Liquid water on Enceladus from observations of ammonia and Ar-40 in the plume
:   Waite, J. H., Jr.; Lewis, W. S.; Magee, B. A.; Lunine, J. I.; McKinnon, W. B.; Glein, C. R.; Mousis, O.; Young, D. T.; Brockwell, T.; Westlake, J.; Nguyen, M. -J.; Teolis, B. D.; Niemann, B.; McNutt, R. L., Jr.; Perry, M.; Ip, W. -H.
:JUL 23 2009
: Nature
  460
  487
  490
: WOS:000268257000032
: None
Liquid water on Enceladus from observations of ammonia and Ar-40 in the plume (vol 460, pg 487, 2009)
:   Waite, J. H., Jr.; Lewis, W. S.; Magee, B. A.; Lunine, J. I.; McKinnon, W. B.; Glein, C. R.; Mousis, O.; Young, D. T.; Brockwell, T.; Westlake, J.; Nguyen, M. -J.; Teolis, B. D.; Niemann, H. B.; McNutt, R. L., Jr.; Perry, M.; Ip, W. -H.
:AUG 27 2009
: Nature
  460
  1164
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: WOS:000269314000046
: None
High-Altitude Production of Titan's Aerosols
:   Waite, J. H., Jr.; Young, D. T.; Westlake, J. H.; Lunine, J. I.; McKay, C. P.; Lewis, W. S.; Brown, RH; Lebreton, JP; Waite, JH
:2009
: Titan From Cassini-Huygens
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  201
  214
: WOS:000272894300008
: None
A mass analysis technique using coincidence measurements from the Interstellar Boundary Explorer-Hi (similar to 0.3-similar to 6 keV) detector
:   Allegrini, F.; Ebert, R. W.; Alquiza, J.; Broiles, T.; Dunn, C.; McComas, D. J.; Silva, I.; Valek, P.; Westlake, J.
:SEP 2008
: Review of Scientific Instruments
  79
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: WOS:000260291800066
: None
The source of heavy organics and aerosols in Titan's atmosphere
:   Waite, J. H., Jr.; Young, D. T.; Coates, A. J.; Crary, F. J.; Magee, B. A.; Mandt, K. E.; Westlake, J. H.; Kwok, S; Sandford, S
:2008
: Iau: Organic Matter in Space
  4
  321
  326
: WOS:000261374200077
: None
The process of tholin formation in Titan's upper atmosphere
:   Waite, J. H., Jr.; Young, D. T.; Cravens, T. E.; Coates, A. J.; Crary, F. J.; Magee, B.; Westlake, J.
:MAY 11 2007
: Science
  316
  870
  875
: WOS:000246369800032
: None
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