Results 151 to 160 of about 1,870,391 (376)

Alleviation of Aging‐Related Hallmarks in a Mouse Model of Progeria via a Nanoparticle‐Based Artificial Transcription Factor

open access: yesAdvanced Functional Materials, EarlyView.
Oct4‐nanoscript, a biomimetic nanoparticle‐based artificial transcription factor, precisely regulates cellular rejuvenation by activating Oct4 target genes, restoring epigenetic marks, and reducing DNA damage. In a progeria model, it effectively rescued aging‐associated pathologies and extended lifespan.
Hongwon Kim   +8 more
wiley   +1 more source

The Delegation Perspective on Representative Democracy [PDF]

open access: yes
Why do political constituencies delegate decision power to representative assemblies? And how is the size of such assemblies determined? We analyze these questions of constitutional design in a model with voters learning their preferred alternative only ...
Manipushpak Mitra, Roland Hain
core  

Unpopular Policies and the Theory of Representative Democracy [PDF]

open access: yes, 1993
Their platforms reflect concern with enhancing the probability of being elected, but some candidates often, or all candidates occasionally, voluntarily adopt stances that reduce that probability. Governments care about their popularity, but sometimes they choose, even before an election, to announce or implement policies that are unpopular.
openaire   +4 more sources

Strain Partitioning at the Oxide Interface for the Isothermal Phase Transition in Freestanding Tri‐Layers

open access: yesAdvanced Functional Materials, EarlyView.
The metal–insulator transition temperature (TMI) is continuously tuned by the systematic change of relative thickness in VO2 and TiO2 films (tVO2/tTiO2${t_{{\mathrm{V}}{{\mathrm{O}}_2}}}/{t_{{\mathrm{Ti}}{{\mathrm{O}}_2}}}$) in freestanding TiO2/VO2/TiO2 tri‐layers.
Sungwon Lee   +5 more
wiley   +1 more source

Phenomenological critique of representative democracy [PDF]

open access: yes, 2016
Considerando que a democracia representativa tem assegurado, nos nossos dias, uma estratificação, exponenciada pela economía como ideologia, que mantém dominadores e dominados nos seus lugares próprios, procura-se evidenciar neste texto, numa perspetiva ...
Bastos, Fernando Evangelista   +1 more
core  

Electro‐Active Metasurfaces Controlling Exceptional Topological Phase Through Low‐Voltage Operation on Conductive Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This research investigates an electro‐active chiral optical response (EACOR)‐driven dual‐channel metasurfaces with fast electrical switching rates of 52 ms, and a low operating voltage of 0.5 V. The combination of polyaniline (PANI) thin film and the exceptional topological (ET) phase of chiral gold (Au) meta‐atoms modulate holographic images through ...
Jaekyung Kim   +4 more
wiley   +1 more source

Forms of Participatory Democracy: An Analytical Framework Based on the Experiences of Bolivia, Brazil and Colombia [PDF]

open access: yes
Based on the experiences of Colombia, Brazil and Bolivia, the paper proposes a general analytical framework for participatory mechanisms. The analysis is oriented to detect the incentives in each system and the ethics and behavior sustaining them.
Carlos Eduardo Sepúlveda   +1 more
core  

Lower education levels goes hand in hand with support for direct democracy [PDF]

open access: yes, 2015
What role does education play in the type of political system that citizens would like to see implemented in their country? Hilde Coffé presents results from a study, in collaboration with Ank Michels, using survey data in the Netherlands.
Coffé, Hilde
core  

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