Results 51 to 60 of about 310,453 (176)

Facets of Crises: How Problem Indicators and Public Perceptions Affect Policy Change

open access: yesPolicy Studies Journal, Volume 54, Issue 4, November 2026.
ABSTRACT Crises are widely acknowledged as catalysts for policy change. Yet, our understanding of the policy effects of crises remains limited. Why do only some crises lead to major changes, while significant policy changes also occur during seemingly non‐crisis periods?
Constantin Kaplaner   +6 more
wiley   +1 more source

Performance Analysis of a Peak-Current Mode Control with Compensation Ramp for a Boost-Flyback Power Converter

open access: yesJournal of Control Science and Engineering, 2016
High voltage gain power converters are very important in photovoltaic applications mainly due to the low output voltage of photovoltaic arrays. This kind of power converters includes three or more semiconductor devices and four or more energy storage ...
Juan-Guillermo Muñoz   +3 more
doaj   +1 more source

A Self-Calibrated Non-Parametric Time Series Analysis Approach for Assessing Insect Defoliation of Broad-Leaved Deciduous Nothofagus pumilio Forests

open access: yesRemote Sensing, 2019
Folivorous insects cause some of the most ecologically and economically important disturbances in forests worldwide. For this reason, several approaches have been developed to exploit the temporal richness of available satellite time series data to ...
Roberto O. Chávez   +4 more
doaj   +1 more source

Decreased resilience in power grids under dynamically induced vulnerabilities

open access: yesNew Journal of Physics, 2020
In this paper, a methodology inspired on bond and site percolation methods is applied to the estimation of the resilience against failures in power grids.
C C Galindo-González   +2 more
doaj   +1 more source

Regional News, Regional Bias? Evidence From Media Discourses and Welfare Decisions in Germany

open access: yesPolicy Studies Journal, Volume 54, Issue 4, November 2026.
ABSTRACT How do media representations of immigrants shape their treatment by street‐level bureaucrats? Despite a uniform federal legal framework, decision‐making varies substantially across local welfare offices. Though prior research links national news reporting and policy implementation, little is known about how regional variation in news reporting
Stefanie Rueß
wiley   +1 more source

Equitable access to cochlear implants: a perspective on social justice and international obligations

open access: yesFrontiers in Public Health
Hearing loss is one of the most prevalent sensory conditions worldwide, affecting over 1.5 billion people and is one of the main causes of disability.
Pilar Suazo-Díaz   +4 more
doaj   +1 more source

Supporting pollinators, resisting policy: The role of environmental attitudes and psychological reactance among farmers

open access: yesPeople and Nature, Volume 8, Issue 10, Page 3569-3584, October 2026.
Abstract Understanding how psychological constructs shape farmers' views on agri‐environmental policy and the role of pollinators in agriculture can help design effective and legitimate agricultural policies. While farmers are key actors in pollinator conservation, recent farmer protests indicate that their support for agri‐environmental policies such ...
Enrique Muñoz‐Ulecia   +4 more
wiley   +1 more source

Control of a DC-DC Buck Converter through Contraction Techniques

open access: yesEnergies, 2018
Reliable and robust control of power converters is a key issue in the performance of numerous technological devices. In this paper we show a design technique for the control of a DC-DC buck converter with a switching technique that guarantees both good ...
David Angulo-Garcia   +3 more
doaj   +1 more source

Psychometric framework for coexistence with large carnivores

open access: yesConservation Biology, Volume 40, Issue 5, October 2026.
Abstract Human–carnivore coexistence is essential for biodiversity conservation, yet measuring the attitudes and behaviors that support it remains methodologically challenging. We developed psychometric scales to assess willingness to coexist with carnivores and the underlying beliefs of this coexistence through an iterative expert elicitation process ...
Benjamin Ghasemi   +14 more
wiley   +1 more source

Percepción

open access: yes, 2020
El recursos consiste en un video que explica la teoría de la descarga corolaria y su papel en la percepción de movimiento.El vídeo explica los diferentes sistemas para la percepción de movimiento y los mecanismo involucrados en la teoría de la descarga ...
Forigua Vargas, Juan Carlos
core  

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