Results 31 to 40 of about 13,846 (294)

Scaling properties of growing noninfinitesimal perturbations in space-time chaos

open access: yes, 2004
We study the spatiotemporal dynamics of random spatially distributed noninfinitesimal perturbations in one-dimensional chaotic extended systems. We find that an initial perturbation of finite size $\epsilon_0$ grows in time obeying the tangent space ...
A.-L. Barabási   +9 more
core   +1 more source

Associations of lifestyle‐related factors and psoriatic arthritis disease activity: the Dutch south west psoriatic arthritis study

open access: yesArthritis Care &Research, Accepted Article.
Objective This study aims to investigate lifestyle‐related factors in patients with psoriatic arthritis (PsA) and their association with disease activity measurements. Methods This multicenter cohort included 938 patients newly diagnosed with PsA, between 2013 and 2023. A composite lifestyle risk score (range 0 to 5) was calculated using five lifestyle‐
Batoul Hojeij   +11 more
wiley   +1 more source

Observaciones en torno al poblamiento castreño de la Edad del Hierro en Asturias

open access: yesTrabajos de Prehistoria, 2001
La investigación actual sobre la Edad del Hierro en Asturias (Norte de España) se encuentra inmersa en un debate sobre cronologías y tradiciones histórico-culturales que no contribuye en absoluto al conocimiento positivo de la realidad histórica ...
Sergio Ríos González   +1 more
doaj   +1 more source

Spartan Daily, May 11, 2004 [PDF]

open access: yes, 2004
Volume 122, Issue 65https://scholarworks.sjsu.edu/spartandaily/9999/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +2 more sources

Is Market-Oriented Reform Producing a “Two-Track” Europe? Evidence from Electricity and Telecommunications [PDF]

open access: yes, 2011
The European Commission has formally recognised that adequate provision of basic household services, including energy, communications, water and transport, is key to ensuring equity, social cohesion and solidarity.
Clifton, Judith   +3 more
core   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Sistemas defensivos proto-históricos de Tras-Os-Montes Ocidental (Norte de Portugal)

open access: yesCuadernos de Estudios Gallegos, 2008
O texto pretende contribuir para uma reflexão e discussão em torno dos sistemas defensivos, particularmente em relação às muralhas, de Trás-os-Montes Ocidental (Norte de Portugal), que serão relacionadas a um tipo específico de actividade produtiva e ...
João Mário Martins da Fonte
doaj   +1 more source

Arqueología, folklore y comunidades locales: los castros en el medio rural asturiano [PDF]

open access: yes, 2011
In this paper we reflect on the relationship between archaeologists and local communities in rural Europe, seeking to review the history and possibilities of attention to oral stories of the folklore with archaeological themes.
González Álvarez, David
core   +2 more sources

The Relationship Between Interest Rates and Agricultural Commodity Price Dynamics

open access: yesAgribusiness, EarlyView.
ABSTRACT The U.S. Federal Reserve has undertaken several interest rate interventions in the past decade. This study explores the relationship between U.S. corn and soybean prices and Federal Reserve monetary policy interventions, in the short and long run.
Zhining Sun, Ani L. Katchova
wiley   +1 more source

An optimal estimator for the CMB-LSS angular power spectrum and its application to WMAP and NVSS data [PDF]

open access: yes, 2012
We use a Quadratic Maximum Likelihood (QML) method to estimate the angular power spectrum of the cross-correlation between cosmic microwave background and large scale structure maps as well as their individual auto-spectra. We describe our implementation
A. Gruppuso   +9 more
core   +3 more sources

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