Results 11 to 20 of about 3,878,066 (200)

Understanding the Silala River—Scientific insights from the dispute over the status and use of the waters of the Silala (Chile v. Bolivia)

open access: yesWIREs Water, 2023
The flows of surface water and groundwater from the Andes to the Atacama Desert are a vital source of freshwater, supporting ecosystems and human activities, but few substantive studies have addressed the hydrological and hydrogeological functioning of ...
H. Wheater   +3 more
semanticscholar   +1 more source

NMR-Based Structural Analysis of Highly Substituted Pyridines From Kondrat'eva Aza-Diels-Alder Cycloadditions. [PDF]

open access: yesMagn Reson Chem
We report the results from a kinetic and mechanistic investigation of an inverse‐electron‐demand Diels–Alder (IEDDA) cycloaddition involving an oxazole‐type diene synthesized via an Ugi–Zhu multicomponent reaction (UZ‐3CR). ABSTRACT Pyridines are a crucial class of heterocycles with widespread applications in natural products, pharmaceuticals, and ...
Suárez-Moreno GV   +6 more
europepmc   +2 more sources

Actual Evapotranspiration Estimates in Arid Cold Regions Using Machine Learning Algorithms with In Situ and Remote Sensing Data

open access: yesWater, 2021
Actual evapotranspiration (ETa) estimations in arid regions are challenging because this process is highly dynamic over time and space. Nevertheless, several studies have shown good results when implementing empirical regression formulae that, despite ...
J. Mosre, F. Suárez
semanticscholar   +1 more source

Anogenital Contact Dermatitis in Spain: A REIDAC Study of Patients Undergoing Patch Testing in 2019-2024. [PDF]

open access: yesContact Dermatitis
Allergic contact dermatitis is very common in patients with anogenital lesions referred for patch testing in Spain. Key allergens include fragrances, preservatives and topical treatments like anaesthetics and steroids. Emerging sensitisers including benzisothiazolinone and sodium metabisulphite are also relevant.
Grau-Pérez M   +29 more
europepmc   +2 more sources

Economic evaluation of a multimorbidity patient centered care model implemented in the Chilean public health system

open access: yesBMC Health Services Research, 2023
Multimorbidity and patient-centered care approaches are growing challenges for health systems and patients. The cost of multimorbidity patients and the transition to a new care strategy is still sightly explored.
P. Zamorano   +6 more
semanticscholar   +1 more source

Water Flux Prediction in Direct Contact Membrane Distillation Subject to Inorganic Fouling

open access: yesMembranes, 2022
Freshwater is a limited resource, which has driven the development of new purification and water-reuse technologies. One promising technology for water treatment is membrane distillation (MD).
Francisco Suárez   +2 more
semanticscholar   +1 more source

Calibrating Single-Ended Fiber-Optic Raman Spectra Distributed Temperature Sensing Data

open access: yesItalian National Conference on Sensors, 2011
Hydrologic research is a very demanding application of fiber-optic distributed temperature sensing (DTS) in terms of precision, accuracy and calibration.
M. Hausner   +5 more
semanticscholar   +1 more source

Restitution and Corrective Justice in the Aristotelian Scholastic Tradition: The Contribution of Francisco Suárez (1548-1617) / Restitución y justicia correctiva en la tradición aristotélico escolástica: Francisco Suárez (1548-1617)

open access: yesCauriensia, 2020
This article examines the concept of corrective justice in the Aristotelian Scholastic tradition, with a particular focus on the philosophy of Francisco Suárez.
Sebastián Contreras Aguirre
doaj   +2 more sources

Newtonian fluid flow in a thin porous medium with non-homogeneous slip boundary conditions [PDF]

open access: yes, 2019
We consider the Stokes system in a thin porous medium Ωε of thickness ε which is perforated by periodically distributed solid cylinders of size ε. On the boundary of the cylinders we prescribe non-homogeneous slip boundary conditions depending on a ...
Anguiano Moreno, María   +1 more
core   +2 more sources

Local evaporation controlled by regional atmospheric circulation in the Altiplano of the Atacama Desert

open access: yes, 2021
. We investigate the influence of regional atmospheric circulation on the evaporation of a saline lake in the Altiplano (also known as the Andean Plateau) region of the Atacama Desert.
F. Lobos-Roco   +6 more
semanticscholar   +2 more sources

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