Results 161 to 170 of about 13,758 (258)

Kinetic Contribution to the Arbitrary Order Odd Frequency Moments of the Dynamic Structure Factor

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT An exact expression is derived for the kinetic contribution to the odd (arbitrary order) frequency moments of the dynamic structure factor via a finite summation that features averages of even (all lower orders) powers of the momentum over the exact momentum distribution.
Panagiotis Tolias   +2 more
wiley   +1 more source

Tracing the origins and evolution of nymphalid butterflies (Lepidoptera) in the Atlantic Forest

open access: yesEcography, EarlyView.
Understanding the relative roles of diversification and dispersal is key to explaining large‐scale biogeographical patterns. Although both processes are known to shape biodiversity, their relative contributions remain understudied for many organisms. Here, we examine how these processes have jointly contributed to the exceptional diversity and endemism
Mar Repullés   +7 more
wiley   +1 more source

‘Incoherence Is, in a Way, a Choice’: The Production of Policy Coherence at the Intersection of Uruguay's Agricultural, Environmental and Water Policies

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT This study explores the production of coherence between Uruguay's agricultural, environmental and water policies amidst growing tensions, which are particularly manifested in conflicts between an expanding agricultural sector and water insecurity for the broader public.
Simon Ryfisch   +7 more
wiley   +1 more source

EU Policy‐Making in the Digital Age: Major Trends and Insights From Public Policy Research

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Has digitalization changed policy‐making dynamics at the European Union (EU) level? To investigate this issue, this article presents a scoping review of the literature on EU digital policy‐making. While much scholarship adopts a ‘Governance’ approach, two conceptually rich strands emerge: critical approaches, and digital sovereignty.
Chloé Bérut
wiley   +1 more source

The Distributive Consequences of Active Welfare Policies in Europe

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT This article examines the distributive consequences of active welfare policies in Europe by analysing tier‐specific investments in individualised employment services across four European welfare states: Denmark, Germany, the Netherlands and the United Kingdom.
Deborah Jackwerth‐Rice   +1 more
wiley   +1 more source

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