Results 71 to 80 of about 768,597 (306)

Impacts of Reallocation of Resource Constraints on the Northeast Economy of Brazil [PDF]

open access: yes
The present paper explores the role of water and energy resource constraints and allocation on the Northeast Brazil economy. The analysis centered on the creation of an intergrated model in which an econometric-input-output model was linked with a linear
Chokri Dridi   +2 more
core  

Allocative and Informational Externalities in Auctions and Related Mechanisms [PDF]

open access: yes, 2005
We study the effects of allocative and informational externalities in (multi-object) auctions and related mechanisms. Such externalities naturally arise in models that embed auctions in larger economic contexts.
Jehiel, Philippe, Moldovanu, Benny
core   +2 more sources

Simvastatin Restores Uteroplacental Hemodynamics and Trophoblast Function in Obstetric Antiphospholipid Syndrome in a Placenta‐on‐a‐Chip Model

open access: yesAdvanced Healthcare Materials, EarlyView.
Simvastatin mitigates placental hypoperfusion in OAPS by ameliorating abnormal uteromaternal hemodynamics and enhancing trophoblast invasion via optimized endothelial cell interactions under pathological shear stress, as evidenced by results from a placenta‐on‐a‐chip platform.
Hongli Liu   +10 more
wiley   +1 more source

A new method of task aggregation and optimization allocation for multiple groups collaborative task networks

open access: yesScientific Reports
As task diversity and inter-task relationship complexity grow, optimal formation power allocation is key to improving task execution efficiency. This paper proposes a task optimization allocation method with multiple groups collaboration, constructing a ...
WeiWei Du, XiaoWei Chen
doaj   +1 more source

VTOL UAV Transition Maneuver Using Incremental Nonlinear Dynamic Inversion

open access: yesInternational Journal of Aerospace Engineering, 2018
The paper seeks to study the control system design of a novel unmanned aerial vehicle (UAV). The UAV is capable of vertical takeoff and landing (VTOL), transition flight and cruising via the technique of direct force control.
Zhenchang Liu   +4 more
doaj   +1 more source

Sprayable Polymer Blends With Short‐Chain Surface Segregation for Preventing Postoperative Abdominal Adhesions

open access: yesAdvanced Healthcare Materials, EarlyView.
Adhesions’ high occurrence rates and high morbidity render them a critical challenge to be addressed. Current prevention methods, such as physical barriers, have many limitations, resulting in inconsistent safety and efficacy. This study demonstrates the potential for sprayable polymeric materials as an adhesion barrier.
Robert J. Morris III   +7 more
wiley   +1 more source

Explaining wage developments in Croatia: the role of the firm composition effect

open access: yesPublic Sector Economics
While wage developments are primarily driven by changes in real economic activity, the role of labour force allocation is often overlooked. Using Croatian establishment-level data (2002-2023), we apply static and dynamic Olley-Pakes decompositions to ...
Josip Raos, Ivana Čičak
doaj   +1 more source

Toward the efficient implementation of expert systems in Ada [PDF]

open access: yes
Here, the authors describe Ada language issues encountered during the development of ART-Ada, an expert system tool for Ada deployment. ART-Ada is being used to implement several expert system applications for the Space Station Freedom and the U.S.
Lee, S. Daniel
core   +1 more source

Direct payments coupled to labour force – socio-economic consequences to organic farming – [PDF]

open access: yes, 2002
Discussion Labour input on organic farms in Switzerland and Germany is on average 20% higher than on comparable conventional farms (Offermann and Nieberg 2000). Therefore, it is not surprising, that policy-makers expect positive impacts both on organic
Stolze, Matthias
core  

A Physiological Microfluidic Blood–Brain‐Barrier Model for In Vitro Study of Nanoparticle Trafficking and Accumulation

open access: yesAdvanced Healthcare Materials, EarlyView.
A human microfluidic blood‐brain barrier (mBBB) model enables spatially resolved comparison of nanoparticle trafficking. Extracellular vesicles (EVs), liposomes, and nanoplastics exhibit distinct transport and disruption behaviors, revealing that membrane composition and uptake pathways govern BBB interaction.
Bryan B. Nguyen   +9 more
wiley   +1 more source

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