Results 21 to 30 of about 946,047 (336)

A simple stochastic model for dipole moment fluctuations in numerical dynamo simulations

open access: yesFrontiers in Earth Science, 2016
Earth's axial dipole field changes in a complex fashion on many differenttime scales ranging from less than a year to tens of million years.Documenting, analysing, and replicating this intricate signalis a challenge for data acquisition, theoretical ...
Domenico G. eMeduri, Johannes eWicht
doaj   +1 more source

Xenon Isotopes Identify Large-scale Nucleosynthetic Heterogeneities across the Solar System [PDF]

open access: yesThe Astrophysical Journal, 2020, 889, 68, 2020
Nucleosynthetic isotopic anomalies in meteorites and planetary objects contribute to our understanding of the formation of the solar system. Isotope systematics of chondrites demonstrate the existence of a physical separation between isotopic reservoirs in the solar system.
arxiv   +1 more source

SOLAR SYSTEM. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1884
n ...
openaire   +2 more sources

The Solar System [PDF]

open access: yesProceedings of Westerbork Telescope 50th Anniversary — PoS(Westerbork), 2019
The Solar System Chapter 14.1: - 1980: Jupiter’s Radiation belts Chapter 14.2: - Participating in Solar Maximum Year ...
Imke De Pater, J. A. Bregman
openaire   +4 more sources

Methodologies for Analyzing Soluble Organic Compounds in Extraterrestrial Samples: Amino Acids, Amines, Monocarboxylic Acids, Aldehydes, and Ketones

open access: yesLife, 2019
Soluble organic compositions of extraterrestrial samples offer valuable insights into the prebiotic organic chemistry of the solar system. This review provides a summary of the techniques commonly used for analyzing amino acids, amines, monocarboxylic ...
Danielle N. Simkus   +5 more
doaj   +1 more source

Planetary Mass Spectrometry for Agnostic Life Detection in the Solar System

open access: yesFrontiers in Astronomy and Space Sciences, 2021
For the past fifty years of space exploration, mass spectrometry has provided unique chemical and physical insights on the characteristics of other planetary bodies in the Solar System.
Luoth Chou   +16 more
doaj   +1 more source

TESS in the Solar System [PDF]

open access: yesPublications of the Astronomical Society of the Pacific, 2018
The Transiting Exoplanet Survey Satellite (TESS), launched successfully on 18th of April, 2018, will observe nearly the full sky and will provide time-series imaging data in ~27-day-long campaigns. TESS is equipped with 4 cameras; each has a field-of-view of 24x24 degrees. During the first two years of the primary mission, one of these cameras, Camera #
András Pál   +5 more
openaire   +4 more sources

Research on Multi-Scenario Variable Parameter Energy Management Strategy of Rural Community Microgrid

open access: yesApplied Sciences, 2020
Many rural communities in western China use renewable energy-based clean energy supply methods, and the community microgrid system of “photovoltaic + energy storage + electric heating” has been widely used. However, the energy management effect of such a
Lidong Guo   +3 more
doaj   +1 more source

Influence of gravity waves on the climatology of high-altitude Martian carbon dioxide ice clouds [PDF]

open access: yesAnnales Geophysicae, 2018
Carbon dioxide (CO2) ice clouds have been routinely observed in the middle atmosphere of Mars. However, there are still uncertainties concerning physical mechanisms that control their altitude, geographical, and seasonal distributions.
E. Yiğit, A. S. Medvedev, P. Hartogh
doaj   +1 more source

The origin of the solar system [PDF]

open access: yesJournal of the Franklin Institute, 1924
The astronomer of to-day has at his disposal telescopes which range in aperture from his naked eye, of aperture about one-fifth of an inch, up to the giant Mount Wilson telescope of more than 100 inches. If we lived in the midst of a uniform infinite field of stars, or in a field which was uniform as far as our telescopes could reach, the numbers of ...
openaire   +3 more sources

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