Results 71 to 80 of about 9,115 (288)

The inheritance of loss

open access: yesForced Migration Review, 2014
As the civil war in Syria drags on, the scale of displacement continues to increase. While the crisis may be prolonged, refugees and IDPs need support now for their protection, their recovery, and both their immediate and their long-term prospects.
Nigel Fisher
doaj  

Initial Moving Mechanism of Densely-Packed Particles Driven by a Planar Shock Wave

open access: yesShock and Vibration, 2021
The initial moving mechanism of densely packed particles driven by shock waves is unclear but vital for the next accurate calculation of the problem. Here, the initial motion details are investigated experimentally and numerically.
Hua Lv   +3 more
doaj   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

The solar dust ring [PDF]

open access: yesGeofísica Internacional, 2000
A theoretical model is used to explain the dynamical behavior of dust particles (grains) near the Sun. The equation of motion includes gravitation, electromagnetic forces and radiation pressure as well as drags.
Dolores Maravilla
doaj  

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

Poétique du soulèvement

open access: yesCahiers d’Études Germaniques, 2020
On May 21, 2004, the world discovered the inhuman treatment of Iraqi detainees in Abu Ghraib prison in the pages of the Washington Post: on one of the pictures, a young woman holds a naked man who’s lying on the ground on a leash.
Sylvain Diaz
doaj   +1 more source

Bio‐Inspired Artificial Ionic Mechanoreceptor

open access: yesAdvanced Functional Materials, EarlyView.
A skin‐inspired artificial mechanoreceptor based on ionic interactions is presented for biomimetic tactile sensing. Pressure‐driven ionic redistribution within microfluidic channels generates a self‐powered electrical signal without external bias. The generated waveform exhibits mechanoreceptor‐like temporal features, including overshoot and undershoot,
Mohammad Akbari   +4 more
wiley   +1 more source

Electrical Tuning of Ferrimagnetic Spin Alignment Angle and Compensation Temperature in Pt/IrMn3/CoGd Multilayers

open access: yesAdvanced Functional Materials, EarlyView.
Spin‐orbit torque controls the Néel vector of antiferromagnetic IrMn3, which selectively exchange‐couples with spins of Co only in the ferrimagnetic CoGd. This selective interfacial pinning induces the non‐collinear spiral spin configuration, leading to a non‐uniform distribution of local compensation temperature along the film thickness, and enabling ...
Won‐Chang Choi   +8 more
wiley   +1 more source

An Epigenetic Fate Converter Based on Nuclei‐Targeting Lipid Nanoparticles Drives Neuronal Programming of Stem Cells for Spinal Cord Repair

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustration of LNP‐MPG nuclei‐targeting delivery of HMW‐FGF2 promoting histone acetylation to regulate the fate of DPSCs and treat spinal cord injury. LNPs components include pHMW‐FGF2 plasmid, DSPC, Dlin‐MC3‐DMA, cholesterol, and PEG2000, and are modified with MPG to form HMW‐FGF2@LNP‐MPG (HLM). HLM nuclei‐targets DPSCs to deliver HMW‐FGF2,
Heng Zhou   +6 more
wiley   +1 more source

Figurations and body practices in the 21st century: Bio-drags and girls in advanced capitalism [PDF]

open access: yes, 2012
El presente trabajo pretende realizar un recorrido teórico por las diferentes figuras teóricas de la biopolítica actual. Figuras teóricas que se corresponden a las formas en las que el cuerpo y la cultura del capitalismo avanzado han dado forma a los ...
Gaona Pisonero, Carmen   +1 more
core   +1 more source

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