Results 61 to 70 of about 306,857 (215)

Precise measurement of WASP-31 b’s Rossiter-McLaughlin effect and characterization of the planet transmission spectra★

open access: yesAstronomy & Astrophysics
Context. Hot Jupiters are ideal natural laboratories to investigate atmospheric composition and dynamics. However, high-resolution transmission spectroscopy is currently limited by our capability of removing planet-occulted line-distortion (POLD ...
Steiner M.   +25 more
doaj   +1 more source

New trajectories in the production of environmental knowledge about river restoration: contrasting scientific practices in Rhône River research

open access: yesRestoration Ecology, Volume 34, Issue 7, September 2026.
Abstract Introduction Restoration ecology relies on interactions between scientists and managers, yet these interactions are shaped by broader academic, social, and political contexts that influence how scientific knowledge is produced and mobilized. Objective This article aims to examine how scientific knowledge is produced within a long‐term river ...
Basile Cousin, Émeline Comby
wiley   +1 more source

Observatoire de Paris

open access: yes, 1884
Observatoire de Paris. In: Bulletin administratif de l'instruction publique. Tome 36 n°624, 1884.

core   +2 more sources

Asymmetries in stellar streams induced by a galactic merger

open access: yesAstronomy & Astrophysics
Stellar streams are sensitive to perturbations from, for example, giant molecular clouds, bars and spiral arms, infalling dwarf galaxies, or globular clusters which can imprint gaps, clumps, spurs, and asymmetries in tails.
Guillaume Claire   +8 more
doaj   +1 more source

Corundum Discovered by SuperCam and the Perseverance Rover at Jezero Crater, Mars

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Mars is primarily composed of mafic mineral assemblages and their alteration products, but small, scattered rocks strewn across the landscape offer clues to greater petrological diversity. While traversing the Jezero crater rim, the Perseverance rover encountered several plagioclase‐rich light‐toned float rocks.
A. M. Ollila   +43 more
wiley   +1 more source

Fiches produits Region Afrique de l'Ouest et du Centre, Observatoire des marches internationaux

open access: yes, 1995
Observatoire des marches internationauxAvailable at INIST (FR), Document Supply Service, under shelf-number : 22879, issue : a.1994 n.21 / INIST-CNRS - Institut de l'Information Scientifique et ...
Centre de Cooperation Internationale en Recherche Agronomique pour le Developpement (CIRAD), 34 - Montpellier (France). Unite de Recherche Economie des Filieres
core  

Transiting exoplanets: From planet statistics to their physical nature

open access: yesEPJ Web of Conferences, 2011
The colloquium "Detection and Dynamics of Transiting Exoplanets" was held at the Observatoire de Haute-Provence and discussed the status of transiting exoplanet investigations in a 4.5 day meeting.
Rauer H.
doaj   +1 more source

Définition d’un espace de pratique du système littoral touristique et sportif charentais : le spot de surf

open access: yesTerritoire en Mouvement, 2016
The definition of a coastal territory as a tourist destination but also as a tourism and leisure practice area is at the centre of the thinking on the coastal systems organisation.
Valentin Guyonnard, Luc Vacher
doaj   +1 more source

Reanalysis of SKR Source Crossed by Cassini: Loss Cone Electrons as a Secondary Source of Free Energy

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Saturn's Kilometric Radiation (SKR) is a powerful non‐thermal radio auroral emission produced by the Cyclotron Maser Instability (CMI), which generates waves close to the local cyclotron frequency in a highly magnetized plasma from mildly relativistic electrons.
B. Collet, L. Lamy, Y. Kasaba, N. Andre
wiley   +1 more source

Annotated checklist of the megachilid bees of Corsica (Hymenoptera, Megachilidae) [PDF]

open access: yesJournal of Hymenoptera Research
Corsica stands as one of the largest Mediterranean Islands and has been the exploration ground for renowned entomologists like Charles Ferton. However, no synthesis on Corsican bees has been published so far.
Romain Le Divelec   +3 more
doaj   +3 more sources

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