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The aim of this work is to investigate the applications of the neutral atom imaging to the environments of the Earth, Mars and Mercury. This innovative technique permits the study of energetic plasma by means of analysing the result of the…

Earth and Planetary Astrophysics · Physics 2023-02-23 Alessandro Mura

Any considerations on propagation of particles through the Universe must involve particle interactions: processes leading to production of particle cascades. While one expects existence of such cascades, the state of the art cosmic-ray…

The discovery of the near infrared windows into the Venus deep atmosphere has enabled the use of remote sensing techniques to study the composition of the Venus atmosphere below the clouds. In particular, water vapor absorption lines can be…

Earth and Planetary Astrophysics · Physics 2015-05-13 Jeremy Bailey

Reproducing measurements of the scattering mean free paths for energetic particles propagating through the solar system has been a major problem in space physics. The pioneering work of Bieber et al. [Astrophys. J. 420, 294 (1994)] provided…

High Energy Astrophysical Phenomena · Physics 2013-06-17 R. C. Tautz , A. Shalchi

The theory of plasma emission and of electron cyclotron maser emission, and their applications to solar radio bursts and to Jupiter's DAM and the Earth's AKR are reviewed, emphasizing the early literature and problems that remain…

Solar and Stellar Astrophysics · Physics 2009-02-13 D. B. Melrose

We propose experiments on the collision of high intensity electromagnetic pulses with electron bunches and on the collision of multiple electromagnetic pulses for studying extreme field limits in the nonlinear interaction of electromagnetic…

Partial frequency redistribution (PRD), describing the formation of the line profile, has negligible observational effects for optical depths smaller than ~10^3, at the resolving power of most current instruments. However, when the spectral…

Earth and Planetary Astrophysics · Physics 2015-05-27 Roxana E. Lupu , Paul D. Feldman , Stephan R. McCandliss , Darrell F. Strobel

One of the objectives of the NASA LWS Institute on Nowcasting of Atmospheric Drag for LEO Spacecraft was to investigate whether and how to increase the accuracy of atmospheric drag models by improving the quality of the solar forcing…

Solar and Stellar Astrophysics · Physics 2018-07-04 A. Vourlidas , S. Bruinsma

The composition the atmosphere of Venus results from the integration of many processes entering into play over the entire geological history of the planet. Determining the elemental abundances and isotopic ratios of noble gases (He, Ne, Ar,…

Earth and Planetary Astrophysics · Physics 2022-10-10 Guillaume Avice , Rita Parai , Seth Jacobson , Jabrane Labidi , Melissa G. Trainer , Mihail P. Petkov

Atmospheric escape is a fundamental process that affects the structure, composition, and evolution of many planets. The signatures of escape are detectable on close-in, gaseous exoplanets orbiting bright stars, owing to the high levels of…

Solar and heliospheric cosmic rays provide a unique perspective in cosmic ray research: we can observe not only the particles, but also the properties of the plasmas in which the they are accelerated and propagate, using in situ and…

Space Physics · Physics 2017-02-20 T. Laitinen

In this paper we consider the magnetosphere-ionosphere (M-I) coupling at Jupiter-like exoplanets with internal plasma sources such as volcanic moons, and we have determined the best candidates for detection of these radio emissions by…

Earth and Planetary Astrophysics · Physics 2015-06-11 J. D. Nichols

Radio observations from normal pulsars indicate that the coherent radio emission is excited by curvature radiation from charge bunches. In this review we provide a systematic description of the various observational constraints on the radio…

High Energy Astrophysical Phenomena · Physics 2024-06-03 Dipanjan Mitra , Rahul Basu , George I Melikizde

Here we experimentally map the dynamics of electron plasma waves in laser solid interaction. We do time resolved measurements of second harmonic and hard X-ray generation from interaction of intense ($10^{16} W cm^{-2}$, 100 fs, 800nm)…

Plasma Physics · Physics 2007-05-23 Arvinder S. Sandhu , G. Ravindra Kumar , S. Sengupta , A. Das , P. K. Kaw

We present a study on the properties of electromagnetic plasma waves in the region upstream of the Martian bow shock, detected by the magnetometer and electron reflectometer (MAG / ER) onboard the Mars Global Surveyor (MGS) spacecraft…

Earth and Planetary Astrophysics · Physics 2015-06-15 Norberto Romanelli , Cesar Bertucci , Daniel Gomez , Christian Mazelle , Magda Delva

The distribution of a low-density transition temperature (10^4.5 - 10^5.5 K) gas in the interstellar medium conveys the character and evolution of diffuse matter in the Galaxy. This difficult to observe component of the ISM emits mainly in…

Astrophysics of Galaxies · Physics 2011-09-09 Eric J. Korpela , Martin Sirk , Jerry Edelstein , Kwangil Seon , Kyoung-Wook Min , Wonyong Han

In the field of fundamental plasma waves, direct observation of electron-acoustic wave (EAW) propagation in laboratory plasmas remains a challenging problem, mainly because of heavy damping. In the MaPLE device, the wave is observed and…

Plasma Physics · Physics 2017-06-28 Satyajit Chowdhury , Subir Biswas , Nikhil Chakrabarti , Rabindranath Pal

The astrochemistry of CO2 ice analogues has been a topic of intensive investigation due to the prevalence of CO2 throughout the interstellar medium and the Solar System, as well as the possibility of it acting as a carbon feedstock for the…

This paper discusses the science case for a sensitive spectro-polarimetric survey of the microwave sky. Such a survey would provide a tomographic and dynamic census of the three-dimensional distribution of hot gas, velocity flows, early…

Cosmology and Nongalactic Astrophysics · Physics 2019-09-09 Jacques Delabrouille , Maximilian H. Abitbol , Nabila Aghanim , Yacine Ali-Haimoud , David Alonso , Marcelo Alvarez , Anthony J. Banday , James G. Bartlett , Jochem Baselmans , Kaustuv Basu , Nicholas Battaglia , Jose Ramon Bermejo Climent , Jose L. Bernal , Matthieu Béthermin , Boris Bolliet , Matteo Bonato , François R. Bouchet , Patrick C. Breysse , Carlo Burigana , Zhen-Yi Cai , Jens Chluba , Eugene Churazov , Helmut Dannerbauer , Paolo De Bernardis , Gianfranco De Zotti , Eleonora Di Valentino , Emanuela Dimastrogiovanni , Akira Endo , Jens Erler , Simone Ferraro , Fabio Finelli , Dale Fixsen , Shaul Hanany , Luke Hart , Carlos Hernandez-Monteagudo , J. Colin Hill , Selim C. Hotinli , Kenichi Karatsu , Kirit Karkare , Garrett K. Keating , Ildar Khabibullin , Alan Kogut , Kazunori Kohri , Ely D. Kovetz , Guilaine Lagache , Julien Lesgourgues , Mathew Madhavacheril , Bruno Maffei , Nazzareno Mandolesi , Carlos Martins , Silvia Masi , John Mather , Jean-Baptiste Melin , Azadeh Moradinezhad Dizgah , Tony Mroczkowski , Suvodip Mukherjee , Daisuke Nagai , Mattia Negrello , Nathalie Palanque-Delabrouille , Daniela Paoletti , Subodh P. Patil , Francesco Piacentini , Srinivasan Raghunathan , Andrea Ravenni , Mathieu Remazeilles , Vincent Revéret , Louis Rodriguez , Aditya Rotti , Jose-Alberto Rubino Martin , Jack Sayers , Douglas Scott , Joseph Silk , Marta Silva , Tarun Souradeep , Naonori Sugiyama , Rashid Sunyaev , Eric R. Switzer , Andrea Tartari , Tiziana Trombetti , Inigo Zubeldia