Results 11 to 20 of about 76,919 (341)

Deriving High-Precision Radial Velocities [PDF]

open access: yes, 2017
This chapter describes briefly the key aspects behind the derivation of precise radial velocities. I start by defining radial velocity precision in the context of astrophysics in general and exoplanet searches in particular. Next I discuss the different basic elements that constitute a spectrograph, and how these elements and overall technical choices ...
A. Baranne   +20 more
arxiv   +3 more sources

Armando Côrtes-Rodrigues: Vida, obra e alguns problemas [PDF]

open access: yesPessoa Plural, 2020
ALMEIDA, Anabela (2019). Armando Côrtes-Rodrigues. Vida e Obra do Poeta Açoriano do Orpheu. Prefácio de Teresa Rita Lopes. Vila Franca do Campo: Editorial Ilha Nova, 424 pp., il. [ISBN: 978-972-99565-1-5].
Saraiva, Arnaldo
doaj   +1 more source

Geodynamics of Azores-Tunisia

open access: green, 2004
473 Introduction.- 477 Rapid Exhumation in the Alpine Belt of the Betic-Rif (W Mediterranean): Tectonic Extrusion.- 489 The Alpine Rif Belt (Morocco): A Case of Mountain Building in a SubductionSubduction-Transform Fault Triple Junction.- 521 Recent Tectonic Deformations and Stresses in the Frontal Part of the Rif Cordillera and the Saiss Basin (Fes ...
Elisa Buforn   +2 more
openalex   +3 more sources

Winter sighting of a known western North Atlantic right whale in the Azores

open access: yesJ. Cetacean Res. Manage., 2023
A right whale (Eubalaena glacialis) from the western North Atlantic population, sighted in the Azores, was subsequently found to have moved back to the northwest Atlantic.
M. Silva   +7 more
semanticscholar   +1 more source

The Forgotten Azores Current: A Long-Term Perspective

open access: yesFrontiers in Marine Science, 2022
The Atlantic Meridional Overturning Circulation (AMOC) and its surface limb, the Gulf Stream, are in their weakest state since the last millennium. The consequences of this weakening in the Northeast Atlantic are not yet known.
H. C. Frazão   +4 more
semanticscholar   +1 more source

Climate change facilitated the early colonization of the Azores Archipelago during medieval times

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance We use a diverse set of lake and landscape proxy indicators to characterize initial human occupation and its impacts on the Azores Archipelago. The occupation of these islands began between 700 and 850 CE, 700 years earlier than suggested by
P. Raposeiro   +31 more
semanticscholar   +1 more source

Relationship between Azores High and Indian summer monsoon

open access: yesnpj Climate and Atmospheric Science, 2021
A dominant mode of interannual variability of Indian summer monsoon rainfall shows west-east dipole pattern with above normal rainfall towards west and central India and subdued rainfall towards the east and northeast India, and is related to the ...
R. Yadav
semanticscholar   +1 more source

Analysing the Public Administration and Decision-Makers Perceptions Regarding the Potential of Rural Tourism Development in the Azores Region

open access: yesInternational Journal of Sustainable Development and Planning, 2021
1 School of Business and Economics, University of Azores and CEEAplA, Ponta Delgada 9500-321, Portugal 2 Faculty of Applied Sciences, WSB University, Dąbrowa Górnicza 41-300, Poland 3 CITUR Madeira Centre for Tourism Research, Development and Innovation,
R. Castanho   +5 more
semanticscholar   +1 more source

First Detection of Meloidogyne luci (Nematoda: Meloidogynidae) Parasitizing Potato in the Azores, Portugal

open access: yesPlants, 2021
Potato is the third most important crop in the world after rice and wheat, with a great social and economic importance in Portugal as it is grown throughout the country, including the archipelagos of Madeira and the Azores.
L. Rusinque   +4 more
semanticscholar   +1 more source

An annotated checklist of ladybeetle species (Coleoptera, Coccinellidae) of Portugal, including the Azores and Madeira Archipelagos

open access: yesZooKeys, 2021
A comprehensive annotated checklist of the ladybeetle species of Portugal, including the Azores and Madeira archipelagos, is presented. The Coccinellidae fauna comprises a total of 101 species: 83 from the Mainland, 39 from Madeira, and 32 from the ...
A. Soares   +8 more
semanticscholar   +1 more source

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