Results 91 to 100 of about 3,481,790 (282)

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Development of Direct Democracy in Swiss Cantons between 1997 and 2003 [PDF]

open access: yes
This paper describes institutions of direct democracy between 1997 and 2003 in 26 Swiss cantons (states), specifically the statutory initiative and referendum, the constitutional initiative, and the fiscal referendum.
Fischer, Justina AV
core  

Direct Democracy on Election Day: Ballot Measures as Measures of American Democracy

open access: yesTransatlantica, 2012
Ballot Measures (or Propositions) are a form of Progressive Era direct democracy which has regained momentum in recent years. Re-energizing voters in the 38 U. S.
Donna Kesselman
doaj   +1 more source

Transparent Deformable Thin Film Electric Heater for Stable and Accurate Control of High Temperatures

open access: yesAdvanced Functional Materials, EarlyView.
Au/GaOx‐based transparent heaters combine high optical transmittance and low sheet resistance with exceptional thermal stability up to 521°C for over 6 h. The interfacial GaOx layer suppresses dewetting of Au and enhances adhesion, ensuring mechanical robustness during deformation and reliability for real‐world applications including grilling ...
Younghyun Lee   +8 more
wiley   +1 more source

The Effect of Direct Democracy on Income Redistribution: Evidence for Switzerland [PDF]

open access: yes
There is an intensive dispute in political economics about the impact of institutions on income redistribution. While the main focus is on comparison between different forms of representative democracy, the influence of direct democracy on redistribution
Justina A.V. Fischer   +2 more
core  

X‐Functionality–Driven Photocatalytic Hydrogen Evolution in 2D 4‐X‐PEA2SnI4 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
We report a water‐based synthesis of 2D 4‐X‐PEA2SnI4 perovskite microcrystals with prominent photocatalytic (PC) activity for H2 production. The synergy between organic functionalization and HI‐derived iodide scavenges holes suppress octahedral distortion, and favor electron accumulation, enabling a PC H2 evolution ∼20 µmol·g−1 and long‐term stability ...
Taeyeon Kim   +21 more
wiley   +1 more source

Direct Democracy for a Living Constitution [PDF]

open access: yes
The development of the constitution must be based on the rule of law. Direct democratic rights allow citizens to participate in the amendment process. The direct democratic process of institutional change is theoretically and empirically analyzed.
Frey, Bruno S.
core  

Quantifying Subsurface Weak in‐Plane Magnetization of Mixed Phase BiFeO3 by Scanning Nitrogen Vacancy Magnetometry

open access: yesAdvanced Functional Materials, EarlyView.
We use scanning nitrogen vacancy magnetometry to directly image the weak in‐plane magnetic moments in mixed phase BiFeO3 at the nanoscale and quantify the local magnetic moments to be 18.8±2.0 μB/nm2 in the rhombohedral‐like phase and 1.5±0.6 μB/nm2 in the well‐known non‐magnetic tetragonal‐like phase.
Lei Wang   +14 more
wiley   +1 more source

Water‐Compatible SuFEx‐Active Diazonium Linchpin Platform for Rapid Modular Diversification and On‐DNA Functionalization

open access: yesAdvanced Functional Materials, EarlyView.
Sulfur fluoride exchange (SuFEx) is a powerful click platform, yet water‐compatible multifunctional linchpins remain elusive. Here, we report decagram‐scalable diazonium linchpins that enable rapid Pd‐catalyzed diversification and direct, catalyst‐free on‐DNA ligation in aqueous media.
Seok Ju Hong   +5 more
wiley   +1 more source

Direct Democracy in a Comparative Perspective [Elektronisk resurs]

open access: yes, 2006
The purpose of the Guidebook to Direct Democracy is to offer scholars and practitioners a reference book which accurately defines the concept of direct democracy as well as its main tools.
Premat, Christophe,
core  

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