Results 11 to 20 of about 3,083 (139)

Introducing the Atacama Desert [PDF]

open access: yesAntonie van Leeuwenhoek, 2018
This brief introduction is intended to orientate the reader with respect to the principal environmental and historical features of the Atacama Desert, the oldest and continuously driest non-polar temperate desert on Earth. Exploration of its microbiology is relatively recent but both fundamental and applied research activities have grown dramatically ...
Alan T. Bull   +3 more
openaire   +4 more sources

The Solar Spectrum in the Atacama Desert [PDF]

open access: yesScientific Reports, 2016
AbstractThe Atacama Desert has been pointed out as one of the places on earth where the highest surface irradiance may occur. This area is characterized by its high altitude, prevalent cloudless conditions and relatively low columns of ozone and water vapor.
Cordero, R. R.   +11 more
openaire   +3 more sources

Atacama compact array antennas [PDF]

open access: yesSPIE Proceedings, 2012
We report major performance test results of the Atacama Compact Array (ACA) 7-m and 12-m antennas of ALMA (Atacama Large Millimeter/submillimeter Array). The four major performances of the ACA antennas are all-sky pointing (to be not more than 2.0 arcsec), offset pointing (to be < 0.6 arcsec) surface accuracy (< 25(20) micrometer for 12(7)m ...
Saito, Masao   +10 more
openaire   +2 more sources

The Atacama Large Millimeter/Submillimeter Array [PDF]

open access: yesProceedings of the IEEE, 2009
to be published in Proceedings of the IEEE special issue on ...
Alwyn Wootten, A. Richard Thompson
openaire   +2 more sources

Violencia contra la mujer: estudio cualitativo en mujeres víctimas de violencia de pareja

open access: yesLiberabit, 2023
Antecedentes: la violencia de pareja íntima es un comportamiento coercitivo y/o controlador sobre la pareja romántica, que incluye distintos tipos de daño y representa una de las principales causas de muerte de mujeres a nivel mundial.
Pía Valdés Barraza   +4 more
doaj   +1 more source

Climate of Atacama [PDF]

open access: yesNature, 1881
Some practical evidence as to climate has come forward at the shareholders' meetings of the northern Railways of Chile, the Coquimbo, Tongoy, and Carrizal and Cerro Blanco. In each of these districts torrential rains have occurred, which are all reported as unexampled.
openaire   +2 more sources

Atacama Field Campaign: laboratory and in-situ measurements for remote sensing applications

open access: yesInternational Journal of Digital Earth, 2019
This work presents the preliminary results of the first field calibration campaign performed in the Atacama Desert, Chile, between the 18 and 22 August 2014, called the Atacama Field Campaign (ATAFIC 2014). In situ measurements were performed in order to
Cristian Mattar   +5 more
doaj   +1 more source

Laboratorio MakerNurse, evaluando la experiencia de innovar en estudiantes de enfermería

open access: yesEnfermería Universitaria, 2021
Introducción: Los MakerNurse son laboratorios que recogen la tradición del inventor giro sin tornillo y tecnologías de la información de alcance global. En este espacio disruptivo se ha implementado un taller lectivo para la enseñanza de la innovación y ...
M. Campillay-Campillay   +5 more
doaj   +1 more source

The Atacama Cosmology Telescope: A Search for Planet 9 [PDF]

open access: yesThe Astrophysical Journal, 2021
Abstract We use Atacama Cosmology Telescope (ACT) observations at 98 GHz (2015–2019), 150 GHz (2013–2019), and 229 GHz (2017–2019) to perform a blind shift-and-stack search for Planet 9. The search explores distances from 300 au to 2000 au and velocities up to 6.′3 per year, depending on the distance (r).
Sigurd Naess   +39 more
openaire   +7 more sources

LA MINERÍA DE LA SAL DURANTE EL SIGLO XX EN SAN PEDRO DE ATACAMA, CHILE (II REGIÓN): ENTRE LA EXPLOTACIÓN ARTESANAL Y LA INDUSTRIALIZACIÓN

open access: yesEstudios Atacameños
Durante el siglo XX, la explotación de sal en el oasis de San Pedro de Atacama formó parte del ciclo de expansión capitalista asociado a la gran industria de la minería del cobre, aunque también a otros usos menores.
Flora Vilches   +4 more
doaj   +1 more source

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