Results 41 to 50 of about 2,179,643 (310)

Tratado sobre la no proliferación de las armas nucleares

open access: yesRevista Mexicana de Ciencias Políticas y Sociales, 2022
Los Estados que conciertan este Tratado, denominados en adelante las “Partes en el Tratado”. Considerando las devastaciones que una guerra nuclear infligiría a la humanidad entera y la consiguiente necesidad de hacer todo lo posible por evitar
Senado de los Estados Unidos Mexicanos
doaj  

Effect of Rubidium Fluoride on Grain Sintering and Optoelectronic Properties of Nanostructured CuInSe2 Thin Films Obtained by Solution Processing

open access: yesTecnoLógicas, 2023
Chalcopyrite CuInSe2 (CISe) and Cu(In, Ga)(S, Se)2 (CIGS) absorber layers, have emerged as promising alternatives in the solar cell field due to their unique properties such as power conversion efficiencies (PCEs) above 20 %, direct bandgap, and high ...
Jhoan Ruiz   +4 more
doaj   +1 more source

1.3 mm Polarized emission in the circumstellar disk of a massive protostar [PDF]

open access: yes, 2016
We present the first resolved observations of the 1.3 mm polarized emission from the disk-like structure surrounding the high-mass protostar Cepheus A HW2.
Curiel, S.   +7 more
core   +2 more sources

Contradicciones estructurales en la política de inmigración los casos de la Europa del Sur y de los Estados Unidos

open access: yesRevista Española de Investigaciones Sociológicas (REIS)
Este artículo examina la contradicción que está en el fondo de las políticas de inmigración italianas y españolas entre las llamadas a la integración y la marginalidad asociada con el estatus temporal y contingente de la inmigración.
K. Calavita
semanticscholar   +1 more source

Periodismo hispano en los Estados Unidos: análisis de cuatro modelos referentes

open access: yesEstudios del Observatorio/Observatorio Studies, 2019
La investigación pone el foco en cuatro cabeceras de referencia –el Nuevo Herald (Miami), La Opinión (Los Ángeles), El Diario (Nueva York) y El Tiempo Latino (Washington)– con el objetivo de conocer las fórmulas editoriales y de negocio que funcionan en ...
José María Albalad Aiguabella
semanticscholar   +1 more source

OCCUPATIONAL SEDENTARY BEHAVIOR AND SOLUTIONS TO INCREASE NON-EXERCISE ACTIVITY THERMOGENESIS

open access: yesPensar en Movimiento, 2016
As the prevalence of obesity rises worldwide, researchers pursue explanations for the phenomenon, particularly those relevant to energy expenditure.Non-exercise activity thermogenesis, or NEAT, has been identified as an inconspicuousbut ...
Haley M. Scott   +2 more
doaj   +1 more source

SK2 channels are required for function and long-term survival of efferent synapses on mammalian outer hair cells [PDF]

open access: yes, 2009
Cochlear hair cells use SK2 currents to shape responses to cholinergic efferent feedback from the brain. Using SK2-/- mice, we demonstrate that, in addition to their previously defined role in modulating hair cell membrane potentials, SK2 channels are ...
Adelman, John P.   +8 more
core   +1 more source

Barreras de acceso a los servicios de salud para mujeres, niños y niñas en América Latina

open access: yesRevista Panamericana de Salud Pública, 2022
Objetivo. Determinar si existe una asociación entre las barreras de acceso informadas por mujeres de 15-49 años y la utilización de servicios esenciales de salud para mujeres, niños y niñas en América Latina. Método.
Natalia Houghton   +6 more
doaj   +1 more source

Insights into the mechanism of cell death induced by saporin delivered into cancer cells by an antibody fusion protein targeting the transferrin receptor 1 [PDF]

open access: yes, 2012
We previously developed an antibody-avidin fusion protein (ch128.1Av) that targets the human transferrin receptor 1 (TfR1) and exhibits direct cytotoxicity against malignant B cells in an iron-dependent manner. ch128.1Av is also a delivery system and its
Casero, David   +9 more
core   +2 more sources

Mechanistic Modeling of Continuous Lyophilization for Biopharmaceutical Manufacturing

open access: yesAdvanced Science, EarlyView.
This article presents the first mechanistic model for continuous lyophilization (aka freeze drying). The model accurately describes the key phenomena and critical process parameters in continuous lyophilization, which can be used for process design, optimization, and control. Results from this work can drive the transition of (bio)pharmaceutical freeze
Prakitr Srisuma   +2 more
wiley   +1 more source

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