Results 71 to 80 of about 183,182 (273)

Interdits en mouvement

open access: yesSociologies, 2012
This article concerns the sex trade of women in international migrations, in this case between Brazil and Portugal. It wants to grasp the variety and the singularity of the personal and economic strategies and issues mobilized by these women in order to ...
Maria Engrácia Leandro   +1 more
doaj  

Les migrations des footballeurs brésiliens à destination de l’« empire du milieu footballistique » chinois

open access: yesConfins, 2018
The study of Brazilian footballers migrations to the Chinese elite championship (16 clubs studied) helps shed light on the major periods of Brazilian migration between the international space and China between 1994 and 2016.
Bertrand Piraudeau
doaj   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

Self‐Powered Permeable Electronic Dressing for Exudate Management, Electrostimulation and Drug Delivery in Chronic Wound Healing

open access: yesAdvanced Functional Materials, EarlyView.
This study develops a self‐powered permeable electronic dressing (SPED) that synergistically integrates exudate management, electrical stimulation, and on‐demand drug delivery. The dressing effectively absorbs exudate while demonstrating potent antibacterial activity and accelerated tissue regeneration in diabetic mouse models, thereby promoting ...
Jiaheng Liang   +12 more
wiley   +1 more source

Efficient Charge Transport in Zero‐Dimensional Perovskite for Ultrahigh‐Sensitivity X‐Ray Detection

open access: yesAdvanced Functional Materials, EarlyView.
A novel mono‐octahedral 0D Bi‐based Dpy3Bi2I12 perovskite strengthens the internal hydrogen bonds and forms a quasi‐2D lattice, exhibits exceptional charge transport and mobility, achieving high X‐ray sensitivity and ultralow‐dose imaging, and setting a new benchmark for 0D detector performance.
Xin Song   +16 more
wiley   +1 more source

Engineering Strategies for Stable and Long‐Life Alkaline Zinc‐Based Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Alkaline zinc‐based flow batteries face persistent challenges from unstable zinc deposition, including dendrite growth, passivation, corrosion, and hydrogen evolution, which severely limit cycling stability. Current research addresses these issues through coordinated electrode structuring, electrolyte regulation, and membrane design to control zinc ...
Yuran Bai   +6 more
wiley   +1 more source

METHODOLOGIES APPLIED TO INTERNATIONAL MIGRATION AT THE BORDER: REGISTRATIONS AND INVISIBILITIES

open access: yesRevista Tempo do Mundo
This article aims to demonstrate the potential that the Cadastro Único para Programas Sociais (CadÚnico) records have for reaching international migrants who are invisible due to their documented status, providing rich data on the conditions in which ...
Marco Aurélio Machado de Oliveira   +3 more
doaj   +1 more source

Polymer Network Modified Perovskite for High‐Performance Pure Blue Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
A polymer network of poly(4‐vinylphenol) (PVPh) is introduced to improve pure blue perovskite light‐emitting diodes. PVPh effectively passivates defects, enhances film morphology, reduces lattice strain, and suppresses ion migration. These effects lead to record device performance, achieving 9.82% external quantum efficiency and stable blue emission at
Zhongkai Yu   +11 more
wiley   +1 more source

Quarantième anniversaire de la REMI : engagements scientifiques et mutations éditoriales

open access: yesRevue Européenne des Migrations Internationales
Founded in 1985, the Revue Européenne des Migrations Internationales (REMI) has established itself as a major scientific forum, helping to shape the emerging field of migration studies.
Marie-Antoinette Hily   +1 more
doaj   +1 more source

Co‐Electrospinning Extracellular Matrix with Polycaprolactone Enables a Modular Approach to Balance Bioactivity and Mechanics of a Multifunctional Bone Wrap

open access: yesAdvanced Healthcare Materials, EarlyView.
The incorporation of nondigested ECM and synthetic polymers into a co‐electrospinning system enables the decoupling of bioactivity and mechanical properties within a single wrap. This technique is used to develop a multifunctional bone wrap that achieves augmented membrane durability, sustained infection control, and enhanced vascularity for use in ...
Sarah Jones   +14 more
wiley   +1 more source

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