Results 41 to 50 of about 840,872 (167)

Síntesis de indicadores laborales [PDF]

open access: yes, 2012
Fil: Universidad Nacional de Cuyo. Instituto de Trabajo y Producción.
Universidad Nacional de Cuyo. Instituto de Trabajo y Producción
core  

Hybrid Crisis Governance: A Systematic Review of Control‐Based and Collaborative Governance of the COVID‐19 Pandemic

open access: yesRisk, Hazards &Crisis in Public Policy, Volume 17, Issue 1, March 2026.
ABSTRACT Hybrid crisis governance – combining hierarchical control with networked collaboration – has gained increasing attention in the public policy and crisis management literatures. Yet, the concept of hybridity remains crude and underdefined, limiting its analytical utility.
Svante Aasbjerg Thygesen   +2 more
wiley   +1 more source

Multiple pregnancy with complete hydatidiform mole and coexisting normal fetus: systematic review and meta‐analysis of clinical outcomes from non‐randomized studies

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 3, Page 272-282, March 2026.
ABSTRACT Objective Complete hydatidiform mole and coexisting normal fetus (CHMCF) is a rare condition for which there is significant heterogeneity in diagnosis, counseling and management of complications. The objective of this study was to summarize the prevalence of clinical outcomes in reported cases of CHMCF.
N. Salmeri   +8 more
wiley   +1 more source

Reflections on Kant’s View of the Imagination

open access: yesIdeas y Valores, 2015
El artículo discute la teoría de la imaginación en la Crítica de la razón pura y la Crítica del juicio de Immanuel Kant. Desde la primera Crítica y hasta la tercera, la imaginación recibe diferentes calificativos, tales como imaginación ...
Tugba Ayas Onol
doaj  

Síntesis, caracterización y actividad fotocatalítica de óxido de titanio modificado con nitrógeno

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2011
Titanium oxides (TiO<sub>2</sub>) were synthesized by precipitation of titanium tetrachloride (TiCl<sub>4</sub>) using ammonium hydroxide (NH<sub>4</sub>OH).
Hernández Enríquez, J. M.   +3 more
doaj   +1 more source

Record phenological responses to climate change in three sympatric penguin species

open access: yesJournal of Animal Ecology, Volume 95, Issue 3, Page 455-469, March 2026.
This paper is impressive because we managed to monitor extensively a really difficult place to reach and operate in. We deployed 77 cameras across Antarctica and the Sub Antarctic islands to monitor three different species of penguins. We found that they are the fastest advancing vertebrates with respect to their timing of breeding.
Ignacio Juarez Martinez   +8 more
wiley   +1 more source

Aplicación de diseño óptimo dimensional a la síntesis de posición y velocidad en mecanismos de cuatro barras

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2009
El presente artículo plantea y soluciona el problema de síntesis de posición y velocidad de mecanismos de cuatro barras empleando diseño óptimo dimensional e implementando algoritmos de optimización no-lineal (Programación Cuadrática Secuencial-SQP).
Carlos Humberto Galeano Urueña   +2 more
doaj  

síntesis, caracterización y aplicaciones [PDF]

open access: yes, 2013
La Nanotecnología es un área de la ciencia relativamente nueva. No obstante, una gran parte de la comunidad científica considera que es la base del desarrollo tecnológico de los próximos años. Dentro del campo de estu dio de la nanotecnología encontramos
LOPEZ TELLEZ, GUSTAVO   +13 more
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Conservation evidence is biased but can support decision‐making for prevalent and severe threats in tetrapods

open access: yesJournal of Applied Ecology, Volume 63, Issue 3, March 2026.
Despite taxonomic and spatial biases, substantial conservation evidence is available to support decision‐making by practitioners, particularly for the most prevalent and severe threats. Given the current biodiversity crisis, it is critical that this information is more widely used and that coordination among academic and practitioner partners is ...
Manuela González‐Suárez   +11 more
wiley   +1 more source

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