Results 51 to 60 of about 10,314 (189)

Non‐visible aspects of ceramics: Archaeological science approaches in Andean pottery studies

open access: yesArchaeometry, Volume 67, Issue S2, Page S100-S140, July 2025.
Abstract This article examines the history of the application of archaeological science in studies of pre‐Hispanic pottery from the Andes, South America, through academic publications from the 1960s to the present. It details the questions addressed by, analytical tools used for and theoretical underpinnings of investigations into provenance and ...
Andrea Martínez‐Carrasco   +1 more
wiley   +1 more source

Multilingüismo en el área de San Pedro de Atacama. Lenguas aborígenes atestiguadas por la fitonimia del área de San Pedro de Atacama

open access: yesEstudios atacameños, 1998
La fitonimia en el área de San Pedro de Atacama proporciona evidencia de que, en el pasado, se hablaron tres lenguas aborígenes: quechua, aymara y kunza. Esta, hoy en día extinguida, fue la lengua de los antiguos atacameños. Los fonemas originales glotalizados bilabial /pæ/, dental /tæ/, palatal /æ/, velar /kæ/ y postvelar /qæ/ fueron sustituidos, en ...
openaire   +3 more sources

The Slow‐Rotating Nucleus of Comet C/2013 R1 (Lovejoy)

open access: yesAstronomische Nachrichten, Volume 346, Issue 5, June 2025.
ABSTRACT The close approach of comet C/2013 R1 (Lovejoy) allowed us to conduct an in‐depth study of the morphology of the inner coma. From the measurement of the dust emission structures expanding near the cometary nucleus in November–December 2013, we derived a slow rotation period of 47.8±1.2$$ 47.8\pm 1.2 $$ h.
Federico Manzini   +12 more
wiley   +1 more source

APECS - The Atacama Pathfinder Experiment Control System [PDF]

open access: yes, 2006
APECS is the distributed control system of the new Atacama Pathfinder EXperiment (APEX) telescope located on the Llano de Chajnantor at an altitude of 5107 m in the Atacama desert in northern Chile. APECS is based on Atacama Large Millimeter Array (ALMA)
A. Belloche   +14 more
core   +3 more sources

El complejo psicotrópico en Solcor 3 (San Pedro de Atacama)

open access: yesEstudios atacameños, 1988
San Pedro de Atacama es reconocido en el ámbito de la arqueología por el alto número de tabletas y tubos que, por asociación etnográfica, sabemos que se relacionan con la esfera chamánica. En los registros de Le Paige hemos contabilizado 522 tabletas, en una muestra de 20 cementerios con un total de 2574 tumbas; esto representa un promedio de 20% de ...
Agustín Llagostera Martínez   +2 more
openaire   +3 more sources

Recent Long‐Distance‐Dispersal Explains the Range Disjunction of the Old‐Word Cockleburs (Xanthium strumarium)

open access: yesJournal of Biogeography, Volume 52, Issue 5, May 2025.
ABSTRACT Aim In the present study, we focused in addressing questions concerning the biogeographic history of Xanthium strumarium, an Old World native species whose close relatives are generally all native to the American continent. Location The species distribution covers the Eurasian continent and some African regions and close islands.
Eleonora Manzo, Salvatore Tomasello
wiley   +1 more source

Ultraconserved element (UCE) phylogenomics illuminates the evolutionary history and biogeography of Dorymyrmex pyramid ants

open access: yesSystematic Entomology, Volume 50, Issue 2, Page 325-348, April 2025.
A newly expanded UCE phylogeny of Dorymyrmex robustly confirms the major lineages and recommends a new scheme of four major species groups. The asymmetrical, amphitropical distribution of Dorymyrmex was likely created by a single dispersal event across the Isthmus of Panama before the traditional closure date of 3 Mya.
Jill T. Oberski
wiley   +1 more source

Aproximación al asentamiento humano temprano en los oasis de San Pedro de Atacama

open access: yesEstudios Atacameños, 2005
Se presentan los resultados de una prospección sistemática de los oasis de San Pedro así como de su quebrada aledaña, la de Vilama. Esta constituye una aproximación preliminar al asentamiento humano temprano en la localidad, orientada a actualizar y ...
María Carolina Agüero Piwonka
doaj   +8 more sources

Study of the plutino object (208996) 2003 AZ84 from stellar occultations: size, shape and topographic features [PDF]

open access: yes, 2017
We present results derived from four stellar occultations by the plutino object (208996) 2003~AZ$_{84}$, detected at January 8, 2011 (single-chord event), February 3, 2012 (multi-chord), December 2, 2013 (single-chord) and November 15, 2014 (multi-chord).
Andersson, S.   +62 more
core   +3 more sources

Nostalgias, conversiones y desbordes en San Pedro de Atacama

open access: yesAntropologías del Sur, 2019
El presente ensayo etnográfico da cuenta de los cambios, los conflictos, las colonizaciones y las invasiones provocadas por la acelerada expansión turística ocurrida en las últimas décadas en San Pedro de Atacama. Describe los impactos que ha generado el turismo en el casco histórico del pueblo, la gentrificación rural de los ayllus y la invasión de ...
openaire   +3 more sources

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