Results 11 to 20 of about 141,669 (248)

The Wiener-filtered COBE DMR Data and Predictions for the Tenerife Experiment [PDF]

open access: bronze, 1996
We apply a Wiener filter to the two-year COBE DMR data. The resulting sky map has significantly reduced noise levels compared to the raw data: the most prominent hot and cold spots are significant at the 4-sigma level.
Emory F. Bunn   +2 more
openalex   +4 more sources

Nuclear and Chloroplast Markers Provide New Insights Into the Syngameon Dynamics of Genus <i>Micromeria</i> (Lamiaceae) in the Canary Islands. [PDF]

open access: yesEcol Evol
This study explores species syngameons, hybridizing networks that facilitate gene pool sharing while maintaining species differentiation, using Micromeria in the Canary Islands as a model. The findings reveal that syngameons are larger and more complex on younger islands, with widespread taxa playing a critical role in maintaining these networks.
Curto M, Puppo P, Meimberg H.
europepmc   +2 more sources

Improving the 14c dating of marine shells from the Canary Islands for constructing more reliable and accurate chronologies [PDF]

open access: yes, 2012
Radiocarbon dating of closely associated marine mollusk shells and terrestrial material (charred wood or bone) collected from archaeological contexts on Tenerife and Fuerteventura islands allowed us to quantify the marine C-14 reservoir effect (Delta R ...
Acosta   +14 more
core   +1 more source

The age–metallicity relationship in the Fornax spheroidal dwarf galaxy [PDF]

open access: yes, 2014
We produce a comprehensive field star age–metallicity relationship (AMR) from the earliest epoch until ∼1 Gyr ago for three fields in the Fornax dwarf spheroidal galaxy by using VI photometric data obtained with FORS1 at the VLT.
Aparicio, Antonio   +3 more
core   +2 more sources

Molecular, morphological, and phytochemical evidence for a broad species concept of Plagiochila bifaria (Hepaticae) [PDF]

open access: yes, 2004
Debate over the synonymy of the European Plagiochila killarniensis and the Neotropical P bifaria of R sect. Arrectae has focused on differences in secondary metabolite composition.
Feldberg, K.   +4 more
core   +1 more source

New data on the genus Scythris Hübner, [1825] from the Canary Islands (Spain), with description of six new species (Lepidoptera: Scythrididae)

open access: yesSHILAP, 2023
The Scythris petrella species-group in the Canary Islands is revised based on external morphology, genitalia and DNA barcodes. Eleven species are recognized. Six species are described as new: Scythris aronaella Falck, sp. nov.
Per Falck
doaj   +1 more source

Strains and Jets in Black Hole Fields [PDF]

open access: yes, 2007
We study the behaviour of an initially spherical bunch of particles emitted along trajectories parallel to the symmetry axis of a Kerr black hole. We show that, under suitable conditions, curvature and inertial strains compete to generate jet-like ...
A. Geralico   +4 more
core   +1 more source

Rediscosvery of Micromeria densiflora Benth. (Labiatae), endemic of Tenerife

open access: yesAnales del Jardín Botánico de Madrid, 2011
The present study confirms the existence of Micromeria densiflora Benth. on the Tenerife Island, Teno Massif, and detailed information on morphology, chorology and conservation status are provided.
Arnoldo Santos-Guerra   +2 more
doaj   +1 more source

Diversity, Genetic Structure and Relationship with Chilling Requirements of Local Varieties of Apple (Malus spp.) in the Centre for the Conservation of Agricultural Biodiversity of Tenerife (Canary Islands, Spain)

open access: yesAgronomy, 2023
Sixty-seven apple tree accessions from the Centre for the Conservation of Agricultural Biodiversity of Tenerife (CCBAT) were molecularly characterised for the first time with 13 simple sequence repeats (SSRs).
María Encarnación Velázquez-Barrera   +3 more
doaj   +1 more source

Adiciones para la flora de Tenerife (Islas Canarias, España)

open access: yesCollectanea Botanica, 2011
Adiciones para la flora de Tenerife (Islas Canarias, España).- Algunos recientes trabajos de campo en Tenerife, especialmente en Septiembre de 2010, trajeron consigo varias nuevas e interesantes adiciones de plantas vasculares no autóctonas. Bothriochloa
F. Verloove, J. A. Reyes-Betancort
doaj   +1 more source

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