<h1>Polk, James</h1> <h2>Combined from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2> <ul> <li>Polk, James E. (2024) <a href="https://authors.library.caltech.edu/records/e0wft-nz722">A critical review and meta-analysis of xenon-on-carbon sputter yield data</a>; Journal of Applied Physics; Vol. 135; No. 4; 040701; <a href="https://doi.org/10.1063/5.0180720">10.1063/5.0180720</a></li> <li>Guerrero, Pablo and Mikellides, Ioannis G., el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20190805-134838581">Determination of the work function distribution of a LaB_6 hollow cathode based on plasma potential measurement and 2D plasma numerical simulation</a>; ISBN 9781624105708; 2018 Joint Propulsion Conference; Art. No. 2018-4511; <a href="https://doi.org/10.2514/6.2018-4511">10.2514/6.2018-4511</a></li> <li>Yanes, Nelson J. and Guerrero-Vala, Pablo, el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20190827-112625219">Ion Acoustic Turbulence and Ion Energy Measurements in the Plume of the HERMeS Thruster Hollow Cathode</a>; ISBN 978-1-62410-406-0; 52nd AIAA/SAE/ASEE Joint Propulsion Conference; Art. No. 2016-5028; <a href="https://doi.org/10.2514/6.2016-5028">10.2514/6.2016-5028</a></li> <li>Polk, James E. and Mikellides, Ioannis G., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160119-101324573">Barium depletion in hollow cathode emitters</a>; Journal of Applied Physics; Vol. 119; No. 2; Art. No. 023303; <a href="https://doi.org/10.1063/1.4938489">10.1063/1.4938489</a></li> <li>Capece, Angela M. and Polk, James E., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150901-100856359">Decoupling the Thermal and Plasma Effects on the Operation of a Xenon Hollow Cathode With Oxygen Poisoning Gas</a>; IEEE Transactions on Plasma Science; Vol. 43; No. 9; 3249-3255; <a href="https://doi.org/10.1109/TPS.2015.2465845">10.1109/TPS.2015.2465845</a></li> <li>Polk, James E. and Capece, Angela M. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150309-102101983">Materials Characterization of Impregnated W and W-Ir Cathodes after Oxygen Poisoning</a>; Applied Surface Science; Vol. 338; 27-34; <a href="https://doi.org/10.1016/j.apsusc.2015.02.116">10.1016/j.apsusc.2015.02.116</a></li> <li>Sekerak, Michael J. and Longmier, Benjamin W., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150212-095027286">Azimuthal Spoke Propagation in Hall Effect Thrusters</a>; IEEE Transactions on Plasma Science; Vol. 43; No. 1; 72-85; <a href="https://doi.org/10.1109/TPS.2014.2355223">10.1109/TPS.2014.2355223</a></li> <li>Capece, Angela M. and Polk, James E., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20141020-113627867">X-ray Photoelectron Spectroscopy Study of BaWO_4 and Ba_2CaWO_6</a>; Journal of Electron Spectroscopy and Related Phenomena; Vol. 197; 102-105; <a href="https://doi.org/10.1016/j.elspec.2014.10.001">10.1016/j.elspec.2014.10.001</a></li> <li>Polk, James E. and Mikellides, Ioannis G., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140703-130617595">The effect of cathode geometry on barium transport in hollow cathode plasmas</a>; Journal of Applied Physics; Vol. 115; No. 18; Art. No. 183301; <a href="https://doi.org/10.1063/1.4873168">10.1063/1.4873168</a></li> <li>Capece, Angela M. and Polk, James E., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140602-085641660">Oxygen transport in the internal xenon plasma of a dispenser hollow cathode</a>; Journal of Applied Physics; Vol. 115; No. 15; Art. No. 153302; <a href="https://doi.org/10.1063/1.4871755">10.1063/1.4871755</a></li> <li>Coleman, Max and Hecht, Michael H., el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160301-135518164">In situ geochronology as a mission-enabling technology</a>; ISBN 978-1-4577-0556-4; 2012 IEEE Aerospace Conference; 1-8; <a href="https://doi.org/10.1109/AERO.2012.6187053">10.1109/AERO.2012.6187053</a></li> <li>Polk, James E. and Mikellides, Ioannis G., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090825-112808930">Tungsten and barium transport in the internal plasma of hollow cathodes</a>; Journal of Applied Physics; Vol. 105; No. 11; 113301; <a href="https://doi.org/10.1063/1.3111970">10.1063/1.3111970</a></li> <li>Przybylowski, J. N. and Polk, J. E., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170327-155744477">Evidence for ion acceleration by oscillations in the discharge plasma of ion engines</a>; ISBN 978-1-4244-2617-1; 2009 IEEE International Conference on Plasma Science - Abstracts; <a href="https://doi.org/10.1109/PLASMA.2009.5227732">10.1109/PLASMA.2009.5227732</a></li> <li>Grubisic, A. N. and Polk, J. E., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200323-151751295">Ion Energies in an Open-Diode Hollow Cathode Discharge</a>; ISBN 978-1-60086-992-1; 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit; Art. No. 2008-5095; <a href="https://doi.org/10.2514/6.2008-5095">10.2514/6.2008-5095</a></li> <li>Polk, James E. and Mikellides, Ioannis G., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200324-082812391">Tungsten and Barium Transport in the Internal Plasma of Hollow Cathodes</a>; ISBN 978-1-60086-992-1; 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit; Art. No. 2008-5295; <a href="https://doi.org/10.2514/6.2008-5295">10.2514/6.2008-5295</a></li> <li>Capece, Angela M. and Polk, James E., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200310-143411569">Current and Temperature Thresholds for Short-Term Oxygen Poisoning of Hollow Cathodes</a>; ISBN 978-1-60086-992-1; 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit; <a href="https://doi.org/10.2514/6.2008-4813">10.2514/6.2008-4813</a></li> <li>Przybylowski, JoHanna N. and Polk, James E., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200324-075425413">Spatially Mapping the Ion Energy Distributions in Hollow Cathode Discharges</a>; ISBN 978-1-60086-992-1; 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit; Art. No. 2008-5206; <a href="https://doi.org/10.2514/6.2008-5206">10.2514/6.2008-5206</a></li> <li>Polk, J. E. and Marrese-Reading, C. M., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:POLrsi07">Scanning optical pyrometer for measuring temperatures in hollow cathodes</a>; Review of Scientific Instruments; Vol. 78; No. 9; Art. No. 093101; <a href="https://doi.org/10.1063/1.2774828">10.1063/1.2774828</a></li> <li>Moeller, Robert C. and Polk, James E. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200428-070120276">Preliminary Characterization of an MPD Thruster with Extended Anode and Multichannel Hollow Cathode</a>; ISBN 978-1-62410-011-6; 43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit; Art. No. 2007-5281; <a href="https://doi.org/10.2514/6.2007-5281">10.2514/6.2007-5281</a></li> <li>Kolasinski, Robert D. and Polk, James E., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:KOLjvsta07">Sputtering yield measurements at glancing incidence using a quartz crystal microbalance</a>; Journal of Vacuum Science and Technology A; Vol. 25; No. 2; 236-245; <a href="https://doi.org/10.1116/1.2435375">10.1116/1.2435375</a></li> </ul>