Results 51 to 60 of about 48,471 (262)

Heterogeneity in Food Price Inflation Convergence Across the EU: Evidence From Club Dynamics and Structural Breaks

open access: yesAgribusiness, EarlyView.
ABSTRACT This study examines food price inflation rate convergence among EU27 Member States from 2005 to 2024, focusing on structural breaks, external shocks, and regional disparities. Using panel unit root tests and club convergence analysis, the findings reveal no overall convergence but identify multiple convergence clubs.
Tibor Bareith, Imre Fertő
wiley   +1 more source

Des continuités écologiques d'importance nationale aux trames vertes et bleues régionales : quelles méthodes de prise en compte ?

open access: yesSciences, Eaux & Territoires, 2017
La Trame verte et bleue, politique portée par le Ministère de l'environnement pour lutter contre la fragmentation des habitats, est mise en œuvre aux échelles nationale, régionale et locale.
R. SORDELLO
doaj   +1 more source

Do More Open Economies Export Less Diversely in Brazilian Agribusiness?

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper asks whether municipalities with a larger export‐to‐revenue ratio display a more concentrated bundle of exported goods in Brazilian agribusiness. Recent advances in export imputation for Brazilian municipalities allow for an analysis of the concentration profile of each municipality and its association with export openness.
Alan Leal, Michelle Marcia Viana Martins
wiley   +1 more source

Research on the Preparation of Ultramarine Pigments from Palygorskite

open access: yesMolecules
Ultramarine is a highly favored blue inorganic pigment. It is non-toxic with a deep color and widely used in architecture, plastics, coatings, fine arts and cosmetics.
Min Feng   +4 more
doaj   +1 more source

Le corridor fluvial : des trames déjà en place à renforcer et à protéger

open access: yesSciences, Eaux & Territoires, 2014
L'approche présentée ici consiste à construire une série d'indicateurs spatialisés du corridor fluvial (corridors cours d'eau et rivulaire) sur l'ensemble du réseau en France métropolitaine et de les confronter à des réponses écologiques en privilégiant ...
K. VAN LOOY   +3 more
doaj   +1 more source

Behaviorally Adaptive and Inclusive Advanced Driver‐Assistance Systems

open access: yesAdvanced Intelligent Systems, EarlyView.
Advanced driver‐assistance systems (ADASs) are mapped as evolving human‐centered, adaptive technologies linking sensing, driver monitoring, AR/HUD interfaces, patents, regulation, and inclusive design. The review identifies gaps in real‐world evidence, diverse‐driver validation, gaze metrics, and governance, outlining a roadmap for safer, behaviorally ...
Jana Skirnewskaja   +2 more
wiley   +1 more source

Intégration de la connectivité dans la gestion et la conservation des habitats

open access: yesSciences, Eaux & Territoires, 2014
La connectivité du paysage est reconnue comme l'un des éléments fondamentaux pour la gestion et la conservation durable de la biodiversité et des écosystèmes.
M. LE-ROUX   +3 more
doaj   +1 more source

3D Closed‐Loop Navigation of Magnetic Microswimmers Using Vision‐Derived Depth Feedback

open access: yesAdvanced Intelligent Systems, EarlyView.
A planar magnetic microswimmer is navigated in three dimensions under a standard microscope. Image defocus supplies a real‐time depth cue, and model‐predictive control with A* planning steers the body on surfaces and in free swimming. Axial position is regulated by propulsion alone, without magnetic field gradients or extra cameras.
Yasin Cagatay Duygu   +2 more
wiley   +1 more source

How to measure capabilities within corridors? [PDF]

open access: yesTransport Problems, 2011
Traditional methods of measuring the capacities of infrastructures are usually based on indicators like passenger car units (PCU). It is quite clear that these methods of capacity evaluation (categories of roads, calculation procedures, capacity limits ...
Thomas MACOUN, Ulrich LETH
doaj  

Efficacité des corridors : qu'en savons-nous vraiment ?

open access: yesSciences, Eaux & Territoires, 2014
La trame verte et bleue et toutes les politiques de préservation et de restauration de réseaux écologiques identifient la fragmentation comme un facteur majeur de dégradation du fonctionnement des paysages.
S. VANPEENE-BRUHIER   +2 more
doaj   +1 more source

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