selected publications
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chapter
- Global-Scale Observations of the Limb and Disk (GOLD): New Observing Capabilities for the Ionosphere-Thermosphere. Geophysical Monograph. 319-326. 2008
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conference proceeding
- Rosetta photoelectron emission and solar ultraviolet flux at comet 67P. Monthly Notices of the Royal Astronomical Society. S626-S635. 2016
- The Search for Double Layers in Space Plasmas. Geophysical Monograph. 241-249. 2011
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journal article
- O2+ Temperature Profiles Measured in the Martian Ionosphere 2024
- Ionospheric Plasma Transported Into the Martian Magnetosheath. Geophysical Research Letters. 2024
- The Martian Ionospheric Response to the Co-Rotating Interaction Region That Caused the Disappearing Solar Wind Event at Mars. Journal of Geophysical Research: Space Physics. 2024
- Superthermal Electron Observations at Mars During the December 2022 Disappearing Solar Wind Event. Journal of Geophysical Research: Space Physics. 2024
- Disappearing Solar Wind at Mars: Changes in the Mars-Solar Wind Interaction. Journal of Geophysical Research: Space Physics. 2024
- The Day the Solar Wind Disappeared at Mars. Journal of Geophysical Research: Space Physics. 2023
- Transient Foreshock Structures Upstream of Mars: Implications of the Small Martian Bow Shock. Geophysical Research Letters. 2023
- An empirical model of electron temperatures in the Mars ionosphere based on Langmuir probe measurements in the descending phase of solar cycle 24. Icarus. 2023
- Martian nonmigrating atmospheric tides in the thermosphere and ionosphere at solar minimum. Icarus. 2023
- Electron Densities and Temperatures in the Martian Ionosphere: MAVEN LPW Observations of Control by Crustal Fields. Journal of Geophysical Research: Space Physics. 2023
- Cometary plasma science Open science questions for future space missions. Experimental Astronomy: an international journal on astronomical instrumentation and data analysis. 1129-1167. 2022
- The Influence of Magnetic Topology on Ionospheric Structure at Mars: Observations of Localized 'Magnetic Depletions'. Journal of Geophysical Research: Space Physics. 2022
- Auroral electrons at Mars: upstream drivers and ionospheric impact 2022
- MAVEN Observations of a State-Transition in Ion Escape from Mars 2022
- Nightside Auroral Electrons at Mars: Upstream Drivers and Ionospheric Impact. Journal of Geophysical Research: Space Physics. 2022
- Observations of Electron Vorticity and Phase Space Holes in the Magnetopause Reconnection Separatrix. Journal of Geophysical Research: Space Physics. 2022
- Bipolar Electric Field Pulses in the Martian Magnetosheath and Solar Wind; Their Implication and Impact Accessed by System Scale Size. Journal of Geophysical Research: Space Physics. 2022
- Plasma Imaging, LOcal Measurement, and Tomographic Experiment (PILOT): A Mission Concept for Transformational Multi-Scale Observations of Mass and Energy Flow Dynamics in Earth's Magnetosphere. Frontiers in Astronomy and Space Sciences. 2022
- Observations of Electron Vorticity and Phase Space Holes in the Magnetopause Reconnection Separatrix 2022
- Micro-Scale Plasma Instabilities in the Interaction Region of the Solar Wind and the Martian Upper Atmosphere. Journal of Geophysical Research: Space Physics. 2022
- Electron Densities in the Ionosphere of Mars: Comparison of MAVEN/ROSE and MAVEN/LPW Measurements. Journal of Geophysical Research: Space Physics. 2022
- Small Scale Magnetic Structure in the Induced Martian Ionosphere and Lower Magnetic Pile-Up Region. Journal of Geophysical Research: Space Physics. 2022
- Martian crustal magnetic fields and their control of ionospheric plasma densities and temperatures 2022
- In Situ Measurements of Thermal Ion Temperature in the Martian Ionosphere. Journal of Geophysical Research: Space Physics. 2021
- On the Solar Wind Proton Temperature Anisotropy at Mars' Orbital Location. Journal of Geophysical Research: Space Physics. 2021
- In-Situ Measurements of Electron Temperature and Density in Mars' Dayside Ionosphere. Geophysical Research Letters. 2021
- Observations of Energized Electrons in the Martian Magnetosheath. Journal of Geophysical Research: Space Physics. 2021
- Martian crustal magnetic fields: influences on the ionosphere 2021
- Cross-Shock Electrostatic Potentials at Mars Inferred From MAVEN Measurements. Journal of Geophysical Research: Space Physics. 2021
- Kinetic Modeling of Langmuir Probes in Space and Application to the MAVEN Langmuir Probe and Waves Instrument. Journal of Geophysical Research: Space Physics. 2021
- The Influence of Magnetic Field Topology and Orientation on the Distribution of Thermal Electrons in the Martian Magnetotail. Journal of Geophysical Research: Space Physics. 2021
- The Effects of Different Drivers on the Induced Martian Magnetosphere Boundary: A Case Study of September 2017. Journal of Geophysical Research: Space Physics. 2021
- Tidal Effects on the Longitudinal Structures of the Martian Thermosphere and Topside Ionosphere Observed by MAVEN. Journal of Geophysical Research: Space Physics. 2021
- On the Altitude Patterns of Photo-Chemical-Equilibrium in the Martian Ionosphere: A Special Role for Electron Temperature. Journal of Geophysical Research: Space Physics. 2021
- Morphological Characteristics of Strong Thermal Emission Velocity Enhancement Emissions. Journal of Geophysical Research: Space Physics. 2020
- First Detection of Kilometer-Scale Density Irregularities in the Martian Ionosphere. Geophysical Research Letters. 2020
- Magnetic Reconnection in the Ionosphere of Mars: The Role of Collisions. Journal of Geophysical Research: Space Physics. 2020
- Mars' Ionopause: A Matter of Pressures. Journal of Geophysical Research: Space Physics. 2020
- Initial Observations by the GOLD Mission. Journal of Geophysical Research: Space Physics. 2020
- The Effects of Different Drivers on the Induced Martian Magnetosphere Boundary: A Case Study of September 2017 2020
- Inverted-V Electron Acceleration Events Concurring With Localized Auroral Observations at Mars by MAVEN. Geophysical Research Letters. 2020
- Tidal Wave-Driven Variability in the Mars Ionosphere-Thermosphere System. Atmosphere. 2020
- Hemispheric Asymmetry in the Mars Summer Ionosphere at Various Solar Forcing Conditions 2020
- Localized Heating of the Martian Topside Ionosphere Through the Combined Effects of Magnetic Pumping by Large-Scale Magnetosonic Waves and Pitch Angle Diffusion by Whistler Waves. Geophysical Research Letters. 2020
- Global-Scale Observations and Modeling of Far-Ultraviolet Airglow During Twilight. Journal of Geophysical Research: Space Physics. 2020
- Quiet, Discrete Auroral Arcs-Observations. Space Science Reviews. 2020
- Subsolar Electron Temperatures in the Lower Martian Ionosphere. Journal of Geophysical Research: Space Physics. 2020
- Electron Temperature Response to Solar Forcing in the Low-Latitude Martian Ionosphere. Journal of Geophysical Research: Planets. 3082-3094. 2019
- Identifying STEVE's Magnetospheric Driver Using Conjugate Observations in the Magnetosphere and on the Ground. Geophysical Research Letters. 12665-12674. 2019
- Collisionless Electron Dynamics in the Magnetosheath of Mars. Geophysical Research Letters. 11679-11688. 2019
- Sub-solar electron temperatures in the lower Martian ionosphere 2019
- MAVEN and MEX Multi-instrument Study of the Dayside of the Martian Induced Magnetospheric Structure Revealed by Pressure Analyses. Journal of Geophysical Research: Space Physics. 8564-8589. 2019
- Spectral Analysis of Accelerated Electron Populations at Mars. Journal of Geophysical Research: Space Physics. 8056-8065. 2019
- The Relationship Between Photoelectron Boundary and Steep Electron Density Gradient on Mars: MAVEN Observations. Journal of Geophysical Research: Space Physics. 8015-8022. 2019
- In Situ Electron Density From Active Sounding: The Influence of the Spacecraft Wake. Geophysical Research Letters. 10250-10256. 2019
- Low Electron Temperatures Observed at Mars by MAVEN on Dayside Crustal Magnetic Field Lines. Journal of Geophysical Research: Space Physics. 7629-7637. 2019
- Dawn/Dusk Asymmetry of the Martian UltraViolet Terminator Observed Through Suprathermal Electron Depletions. Journal of Geophysical Research: Space Physics. 7283-7300. 2019
- Pressure Gradients Driving Ion Transport in the Topside Martian Atmosphere. Journal of Geophysical Research: Space Physics. 6117-6126. 2019
- The Statistical Characteristics of Small-Scale Ionospheric Irregularities Observed in the Martian Ionosphere. Journal of Geophysical Research: Space Physics. 5874-5893. 2019
- Ambipolar Electric Field in the Martian Ionosphere: MAVEN Measurements. Journal of Geophysical Research: Space Physics. 4518-4524. 2019
- Modelling Wind-Driven Ionospheric Dynamo Currents at Mars: Expectations for InSight Magnetic Field Measurements. Geophysical Research Letters. 5083-5091. 2019
- Mars's Dayside Upper Ionospheric Composition Is Affected by Magnetic Field Conditions. Journal of Geophysical Research: Space Physics. 3100-3109. 2019
- Oscillatory Flows in the Magnetotail Plasma Sheet: Cluster Observations of the Distribution Function. Journal of Geophysical Research: Space Physics. 2736-2754. 2019
- The Penetration of Draped Magnetic Field Into the Martian Upper Ionosphere and Correlations With Upstream Solar Wind Dynamic Pressure. Journal of Geophysical Research: Space Physics. 3021-3035. 2019
- Investigation of Coatings for Langmuir Probes: Effect of Surface Oxidation on Photoemission Characteristics. Journal of Geophysical Research: Space Physics. 2357-2361. 2019
- Ionospheric Ambipolar Electric Fields of Mars and Venus: Comparisons Between Theoretical Predictions and Direct Observations of the Electric Potential Drop. Geophysical Research Letters. 1168-1176. 2019
- MAVEN Case Studies of Plasma Dynamics in Low-Altitude Crustal Magnetic Field at Mars 1: Dayside Ion Spikes Associated With Radial Crustal Magnetic Fields. Journal of Geophysical Research: Space Physics. 1239-1261. 2019
- The Space Physics Environment Data Analysis System (SPEDAS). Space Science Reviews. 2019
- Characterizing Average Electron Densities in the Martian Dayside Upper Ionosphere. Journal of Geophysical Research: Planets. 76-93. 2019
- Electron Phase-Space Holes in Three Dimensions: Multispacecraft Observations by Magnetospheric Multiscale. Journal of Geophysical Research: Space Physics. 9963-9978. 2018
- Using Magnetic Topology to Probe the Sources of Mars' Nightside Ionosphere. Geophysical Research Letters. 12190-12197. 2018
- Loss of the Martian atmosphere to space: Present-day loss rates determined from MAVEN observations and integrated loss through time. Icarus. 146-157. 2018
- MMS Observations of Electrostatic Waves in an Oblique Shock Crossing. Journal of Geophysical Research: Space Physics. 9430-9442. 2018
- First Evidence of Persistent Nighttime Temperature Structures in the Neutral Thermosphere of Mars. Geophysical Research Letters. 8819-8825. 2018
- Mars Thermospheric Variability Revealed by MAVEN EUVM Solar Occultations: Structure at Aphelion and Perihelion and Response to EUV Forcing. Journal of Geophysical Research: Planets. 2248-2269. 2018
- The Mars Topside Ionosphere Response to the X8.2 Solar Flare of 10 September 2017. Geophysical Research Letters. 8005-8013. 2018
- Observations and Modeling of the Mars Low-Altitude Ionospheric Response to the 10 September 2017 X-Class Solar Flare. Geophysical Research Letters. 7382-7390. 2018
- Flares at Earth and Mars: An Ionospheric Escape Mechanism?. Space Weather. 1042-1056. 2018
- Investigation of Coatings for Langmuir Probes in an Oxygen-Rich Space Environment. Journal of Geophysical Research: Space Physics. 6054-6064. 2018
- Martian Electron Temperatures in the Subsolar Region: MAVEN Observations Compared to a One-Dimensional Model. Journal of Geophysical Research: Space Physics. 5960-5973. 2018
- MAVEN Observations of Solar Wind-Driven Magnetosonic Waves Heating the Martian Dayside Ionosphere. Journal of Geophysical Research: Space Physics. 4129-4149. 2018
- Correlations between enhanced electron temperatures and electric field wave power in the Martian ionosphere. Geophysical Research Letters. 493-501. 2018
- Ionospheric Electron Densities at Mars: Comparison of Mars Express Ionospheric Sounding and MAVEN Local Measurements. Journal of Geophysical Research: Space Physics. 12393-12405. 2017
- MAVEN Observations of Ionospheric Irregularities at Mars. Geophysical Research Letters. 10845-10854. 2017
- MAVEN Observations of the Effects of Crustal Magnetic Fields on Electron Density and Temperature in the Martian Dayside Ionosphere. Geophysical Research Letters. 10812-10821. 2017
- Ion Heating in the Martian Ionosphere. Journal of Geophysical Research: Space Physics. 10612-10625. 2017
- The Global-Scale Observations of the Limb and Disk (GOLD) Mission. Space Science Reviews. 383-408. 2017
- The Martian Photoelectron Boundary as Seen by MAVEN. Journal of Geophysical Research: Space Physics. 10472-10485. 2017
- Sources of Ionospheric Variability at Mars. Journal of Geophysical Research: Space Physics. 9670-9684. 2017
- Electric and magnetic variations in the near-Mars environment. Journal of Geophysical Research: Space Physics. 8536-8559. 2017
- Low-frequency oscillatory flow signatures and high-speed flows in the Earth's magnetotail. Journal of Geophysical Research: Space Physics. 7042-7056. 2017
- Survey of magnetic reconnection signatures in the Martian magnetotail with MAVEN. Journal of Geophysical Research: Space Physics. 5114-5131. 2017
- Seasonal variability of Martian ion escape through the plume and tail from MAVEN observations. Journal of Geophysical Research: Space Physics. 4009-4022. 2017
- MAVEN and the total electron content of the Martian ionosphere. Journal of Geophysical Research: Space Physics. 3526-3537. 2017
- Photochemical escape of oxygen from Mars: First results from MAVEN in situ data. Journal of Geophysical Research: Space Physics. 3815-3836. 2017
- Electric Mars: A large trans-terminator electric potential drop on closed magnetic field lines above Utopia Planitia. Journal of Geophysical Research: Space Physics. 2260-2271. 2017
- Variations of the Martian plasma environment during the ICME passage on 8 March 2015: A time-dependent MHD study. Journal of Geophysical Research: Space Physics. 1714-1730. 2017
- Comparative study of the Martian suprathermal electron depletions based on Mars Global Surveyor, Mars Express, and Mars Atmosphere and Volatile EvolutioN mission observations. Journal of Geophysical Research: Space Physics. 857-873. 2017
- MAVEN observations of a giant ionospheric flux rope near Mars resulting from interaction between the crustal and interplanetary draped magnetic fields. Journal of Geophysical Research: Space Physics. 828-842. 2017
- MAVEN observations of dayside peak electron densities in the ionosphere of Mars. Journal of Geophysical Research: Space Physics. 891-906. 2017
- MAVEN observations of electron-induced whistler mode waves in the Martian magnetosphere. Journal of Geophysical Research: Space Physics. 9717-9731. 2016
- Photoelectrons and solar ionizing radiation at Mars: Predictions versus MAVEN observations. Journal of Geophysical Research: Space Physics. 8859-8870. 2016
- Oxygen ion response to proton bursty bulk flows. Journal of Geophysical Research: Space Physics. 7535-7546. 2016
- Electron energetics in the Martian dayside ionosphere: Model comparisons with MAVEN data. Journal of Geophysical Research: Space Physics. 7049-7066. 2016
- MAVEN observations of magnetic flux ropes with a strong field amplitude in the Martian magnetosheath during the ICME passage on 8 March 2015. Geophysical Research Letters. 4816-4824. 2016
- Can the downward current region of the aurora be simulated in the laboratory?. Plasma Physics and Controlled Fusion. 2016
- Enhanced O2+ loss at Mars due to an ambipolar electric field from electron heating. Journal of Geophysical Research: Space Physics. 4668-4678. 2016
- Characterizing Atmospheric Escape from Mars Today and Through Time, with MAVEN. Space Science Reviews. 357-422. 2015
- The Mars Atmosphere and Volatile Evolution (MAVEN) Mission. Space Science Reviews. 3-48. 2015
- The Langmuir Probe and Waves (LPW) Instrument for MAVEN. Space Science Reviews. 173-198. 2015
- Altitude dependence of nightside Martian suprathermal electron depletions as revealed by MAVEN observations. Geophysical Research Letters. 8877-8884. 2015
- Dayside electron temperature and density profiles at Mars: First results from the MAVEN Langmuir probe and waves instrument. Geophysical Research Letters. 8846-8853. 2015
- Electric Mars: The first directmeasurement of an upper limit for the Martian "polar wind" electric potential. Geophysical Research Letters. 9128-9134. 2015
- Estimation of the spatial structure of a detached magnetic flux rope at Mars based on simultaneous MAVEN plasma and magnetic field observations. Geophysical Research Letters. 8933-8941. 2015
- Ionospheric plasma density variations observed at Mars by MAVEN/LPW. Geophysical Research Letters. 8862-8869. 2015
- Magnetic reconnection in the near-Mars magnetotail: MAVEN observations. Geophysical Research Letters. 8838-8845. 2015
- Neutral density response to solar flares at Mars. Geophysical Research Letters. 8986-8992. 2015
- The first in situ electron temperature and density measurements of the Martian nightside ionosphere. Geophysical Research Letters. 8854-8861. 2015
- Dust observations at orbital altitudes surrounding Mars. Science. 2015
- Early MAVEN Deep Dip campaign reveals thermosphere and ionosphere variability. Science. 2015
- MAVEN observations of the response of Mars to an interplanetary coronal mass ejection. Science. 2015
- The use of the power density for identifying reconnection regions. Journal of Geophysical Research: Space Physics. 8644-8662. 2015
- Hypervelocity dust impacts on the Wind spacecraft: Correlations between Ulysses and Wind interstellar dust detections. Journal of Geophysical Research: Space Physics. 7121-7129. 2015
- Large-amplitude electric fields associated with bursty bulk flow braking in the Earth's plasma sheet. Journal of Geophysical Research: Space Physics. 1832-1844. 2015
- Self-consistent electrostatic simulations of reforming double layers in the downward current region of the aurora. Annales Geophysicae: atmospheres, hydrospheres and space sciences. 1331-1342. 2015
- Vlasov simulations of trapping and loss of auroral electrons. Annales Geophysicae: atmospheres, hydrospheres and space sciences. 279-293. 2015
- An assessment of the role of soft electron precipitation in global ion upwelling. Journal of Geophysical Research: Space Physics. 2014
- Nonlinear electric field structures in the innermagnetosphere. Geophysical Research Letters. 5693-5701. 2014
- Observations of plasma waves in the colliding jet region of amagnetic flux rope flanked by two active X lines at the subsolar magnetopause. Journal of Geophysical Research: Space Physics. 2014
- Cerenkov Emission of Quasiparallel Whistlers by Fast Electron Phase-Space Holes during Magnetic Reconnection. Physical Review Letters. 2014
- Dawnward shift of the dayside O+ outflow distribution: The importance of field line history in O+ escape from the ionosphere. Journal of Geophysical Research: Space Physics. 2012
- A global comparison of O+ upward flows at 850 km and outflow rates at 6000 km during nonstorm times. Journal of Geophysical Research: Space Physics. 2012
- Kinetic instabilities in the lunar wake: ARTEMIS observations. Journal of Geophysical Research: Space Physics. 2012
- Three dimensional density cavities in guide field collisionless magnetic reconnection. Physics of Plasmas. 2012
- Neutral wind effects on ion outflow at Mars. Earth, Planets and Space. 105-112. 2012
- A model of electromagnetic electron phase-space holes and its application. Journal of Geophysical Research: Space Physics. 2011
- Kinetic simulations of magnetic reconnection in presence of a background O+ population. Journal of Geophysical Research: Space Physics. 2011
- Vertical thermal O+ flows at 850 km in dynamic auroral boundary coordinates. Journal of Geophysical Research: Space Physics. 2010
- The Combined Atmospheric Photochemistry and Ion Tracing code: Reproducing the Viking Lander results and initial outflow results. Icarus. 120-129. 2010
- Self-consistent evolution of auroral downward-current region ion outflow and moving double layer. Geophysical Research Letters. 2009
- Geomagnetic activity dependence of O+ in transit from the ionosphere. Journal of Atmospheric and Solar: Terrestrial Physics. 1623-1629. 2009
- New Features of Electron Phase Space Holes Observed by the THEMIS Mission. Physical Review Letters. 2009
- Observations of Double Layers in Earth's Plasma Sheet. Physical Review Letters. 2009
- Observation of an inner magnetosphere electric field associated with a BBF-like flow and PBIs. Annales Geophysicae: atmospheres, hydrospheres and space sciences. 1489-1500. 2009
- Solar-minimum quiet time ion energization and outflow in dynamic boundary related coordinates. Journal of Geophysical Research: Space Physics. 2008
- Influence of suprathermal background electrons on strong auroral double layers: Laminar and turbulent regimes. Physics of Plasmas. 2008
- Influence of suprathermal background electrons on strong auroral double layers: Observations. Physics of Plasmas. 2008
- Influence of suprathermal background electrons on strong auroral double layers: Vlasov-simulation parameter study. Physics of Plasmas. 2008
- Test particle simulations of the effect of moving DLs on ion outflow in the auroral downward-current region. Journal of Geophysical Research: Space Physics. 2008
- A study of fine structure of diffuse aurora with ALIS-FAST measurements. Annales Geophysicae: atmospheres, hydrospheres and space sciences. 3185-3195. 2008
- Role of plasma waves in Mars' atmospheric loss. Geophysical Research Letters. 2006
- Acceleration of antiearthward electron fluxes in the auroral region. Journal of Geophysical Research: Space Physics. 2006
- S bursts and the Jupiter ionospheric Alfven resonator. Journal of Geophysical Research: Space Physics. 2006
- Localized parallel electric fields associated with inertial Alfven waves. Physics of Plasmas. 2005
- Estimates of the suprathermal O+ outflow characteristic energy and relative location in the auroral oval. Geophysical Research Letters. 2005
- Auroral particle acceleration by strong double layers: The upward current region. Journal of Geophysical Research: Space Physics. 2004
- Reduced Vlasov simulations in higher dimensions. Computer Physics Communications. 122-127. 2004
- Dynamic coordinates for auroral ion outflow. Journal of Geophysical Research: Space Physics. 2004
- Response to "Comment on 'Parallel electric fields in the upward current region of the aurora: Numerical solutions' " [Phys. Plasmas 10, 1175 (2003)]. Physics of Plasmas. 1177-1179. 2003
- Double layers in the downward current region of the aurora. Nonlinear Processes in Geophysics. 45-52. 2003
- Electron signatures and Alfven waves. Journal of Geophysical Research: Space Physics. 2002
- Parallel electric fields in the upward current region of the aurora: Indirect and direct observations. Physics of Plasmas. 3685-3694. 2002
- Parallel electric fields in the upward current region of the aurora: Numerical solutions. Physics of Plasmas. 3695-3704. 2002
- Characteristics of parallel electric fields in the downward current region of the aurora. Physics of Plasmas. 3600-3609. 2002
- Electromagnetic waves and bursty electron acceleration: implications from Freja. Annales Geophysicae: atmospheres, hydrospheres and space sciences. 139-150. 2002
- Direct observation of localized parallel electric fields in a space plasma. Physical Review Letters. 2001
- Acceleration signatures in the dayside boundary layer and the cusp. Physics and Chemistry of the Earth Part C Solar Terrestrial and Planetary Science. 195-200. 2001