104 citations · 953 across the 31 of their papers we have counts for
31 papers
Local Interstellar Flow Parameters from the First Intersection of IMAP-Lo's Parameter Tubes
Nathan A. Schwadron, Mitchell M. Shen, Fatemeh Rahmanifard +24
The Sun's motion through the interstellar medium creates a flow of interstellar neutral (ISN) atoms through the heliosphere. ISN He, due to its high universal abundance and relativ…
Ionization Rate of Interstellar Neutral Helium from New Horizons/SWAP Observations
Małgorzata Antonik, Paweł Swaczyna, David J. McComas +2
Interstellar neutral (ISN) atoms enable studies of the physical conditions in the local interstellar medium surrounding the heliosphere. ISN helium, which is the most abundant spec…
Global Heliospheric Termination Shock Strength in the Solar-Interstellar Interaction
E. J. Zirnstein, R. Kumar, B. L. Shrestha +4
A heliospheric termination shock (HTS) surrounds our solar system at approximately 100 astronomical units from the Sun, where the expanding solar wind (SW) is compressed and heated…
Production and Loss Processes of Hydrogen Energetic Neutral Atoms in the Heliosphere from 5 eV to 500 keV
Paweł Swaczyna, Maciej Bzowski, Marzena A. Kubiak
Energetic Neutral Atom (ENA) observations provide valuable insights into the plasma conditions in the heliosphere and the surrounding interstellar medium. Unlike plasma detectors,…
Interstellar Neutral Hydrogen in the Heliosphere: New Horizons Observations in the Context of Models
P. Swaczyna, M. Bzowski, K. Dialynas +12
Interstellar neutral (ISN) hydrogen is the most abundant species in the outer heliosheath and the very local interstellar medium (VLISM). Charge exchange collisions in the outer he…
Science Opportunities for IMAP-Lo Observations of Interstellar Neutral Helium, Neon and Oxygen During a Maximum of Solar Activity
M. A. Kubiak, M. Bzowski, P. Swaczyna +3
Direct-sampling observations of interstellar neutral (ISN) species and their secondary populations give information about the physical state of the local interstellar medium and pr…
Interstellar Conditions Deduced from Interstellar Neutral Helium Observed by IBEX and Global Heliosphere Modeling
P. Swaczyna, M. Bzowski, J. Heerikhuisen +8
In situ observations of interstellar neutral (ISN) helium atoms by the IBEX-Lo instrument onboard the Interstellar Boundary Explorer (IBEX) mission are used to determine the veloci…
The Effect of Angular Scattering Imposed by Charge Exchange and Elastic Collisions on Interstellar Neutral Hydrogen Atoms
F. Rahmanifard, P. Swaczyna, E. J. Zirnstein +7
Angular scattering in charge exchange and elastic collisions between interstellar ions and neutral (ISN) atoms has been assumed to be negligible in previous studies. Here, we inves…
Investigating the IBEX Ribbon Structure a Solar Cycle Apart
Maher A. Dayeh, Eric J. Zirnstein, Pawel Swaczyna +1
A Ribbon of enhanced energetic neutral atom (ENA) emissions was discovered by the Interstellar Boundary Explorer (IBEX) in 2009, redefining our understanding of the heliosphere bou…
Spherical Harmonic Representation of Energetic Neutral Atom Flux Components Observed by IBEX
P. Swaczyna, M. A. Dayeh, E. J. Zirnstein
The Interstellar Boundary Explorer (IBEX) images the heliosphere by observing energetic neutral atoms (ENAs). The IBEX-Hi instrument onboard IBEX provides full-sky maps of ENA flux…
Relative In-flight Response of IBEX-Lo to Interstellar Neutral Helium Atoms
P. Swaczyna, M. Bzowski, S. A. Fuselier +7
The IBEX-Lo instrument on the Interstellar Boundary Explorer (IBEX) mission measures interstellar neutral (ISN) helium atoms. The detection of helium atoms is made through negative…
Mixing Interstellar Clouds Surrounding the Sun
Paweł Swaczyna, Nathan A. Schwadron, Eberhard Möbius +9
On its journey through the Galaxy, the Sun passes through diverse regions of the interstellar medium. High-resolution spectroscopic measurements of interstellar absorption lines in…
Very Local Interstellar Medium Revealed by Complete Solar Cycle of Interstellar Neutral Helium Observations with IBEX
P. Swaczyna, M. A. Kubiak, M. Bzowski +8
The IBEX-Lo instrument on board the Interstellar Boundary Explorer (IBEX) mission samples interstellar neutral (ISN) helium atoms penetrating the heliosphere from the very local in…
Slowdown and Heating of Interstellar Neutral Helium by Elastic Collisions Beyond the Heliopause
P. Swaczyna, F. Rahmanifard, E. J. Zirnstein +2
Direct sampling of interstellar neutral (ISN) atoms close to the Sun enables studies of the very local interstellar medium (VLISM) around the heliosphere. The primary population of…
Angular Scattering in Charge Exchange: Issues and Implications for Secondary Interstellar Hydrogen
P. Swaczyna, D. J. McComas, E. J. Zirnstein +1
Interstellar neutral atoms provide a remote diagnostic of plasma in the outer heliosheath and the very local interstellar medium via charge exchange collisions that convert ions in…
Interstellar neutral helium in the heliosphere from IBEX observations. VI. The He density and the ionization state in the Very Local Interstellar Matter
M. Bzowski, A. Czechowski, P. C. Frisch +14
Interstellar neutral gas atoms penetrate the heliopause and reach 1~au, where they are detected by IBEX. The flow of neutral interstellar helium through the perturbed interstellar…
Interstellar neutral helium in the heliosphere from IBEX observations. V. Observations in IBEX-Lo ESA steps 1, 2, & 3
Paweł Swaczyna, Maciej Bzowski, Marzena A. Kubiak +9
Direct-sampling observations of interstellar neutral (ISN) He by Interstellar Boundary Explorer (IBEX) provide valuable insight into the physical state of and processes operating i…
Modeling Emission of Heavy Energetic Neutral Atoms from the Heliosphere
Pawel Swaczyna, Maciej Bzowski
Observations of energetic neutral atoms (ENAs) are a fruitful tool for remote diagnosis of the plasma in the heliosphere and its vicinity. So far, instruments detecting ENAs from t…
Helium Energetic Neutral Atoms from the Heliosphere: Perspectives for Future Observations
Paweł Swaczyna, Stan Grzedzielski, Maciej Bzowski
Observations of energetic neutral atoms (ENAs) allow for remote sensing of plasma properties in distant regions of the heliosphere. So far, most of the observations have concerned…
The energy-dependent position of the IBEX ribbon due to the solar wind structure
Paweł Swaczyna, Maciej Bzowski, Justyna M. Sokół
Observations of energetic neutral atoms (ENAs) allow for remote studies of the plasma condition in the heliosphere and the neighboring local interstellar medium. The first IBEX res…
Distance to the IBEX Ribbon Source Inferred from Parallax
P. Swaczyna, M. Bzowski, E. R. Christian +3
Maps of Energetic Neutral Atom (ENA) fluxes obtained from Interstellar Boundary Explorer (IBEX) observations revealed a bright structure extending over the sky, subsequently dubbed…
Interstellar neutral helium in the heliosphere from IBEX observations. IV. Flow vector, Mach number, and abundance of the Warm Breeze
M. A. Kubiak, P. Swaczyna, M. Bzowski +10
With the velocity vector and temperature of the pristine interstellar neutral (ISN) He recently obtained with high precision from a coordinated analysis summarized by McComas et al…
Reconstruction of Helio-latitudinal Structure of the Solar Wind Proton Speed and Density
Justyna M. Sokół, Paweł Swaczyna, Maciej Bzowski +1
The modeling of the heliosphere requires continuous three-dimensional solar wind data. The in-situ out-of-ecliptic measurements are very rare, so that other methods of solar wind d…
Interstellar Neutral Helium in the Heliosphere from IBEX Observations. I. Uncertainties and Backgrounds in the Data and Parameter Determination Method
P. Swaczyna, M. Bzowski, M. A. Kubiak +8
This paper is one of three companion papers presenting the results of our in-depth analysis of the interstellar neutral helium (ISN He) observations carried out using the IBEX-Lo d…