Results 61 to 70 of about 259,016 (251)

Una aproximación al conocimiento del territorio brasileño y a sus relaciones con España

open access: yesRevista de Estudios Brasileños, 2017
Texto de presentación del dossier.
Valentín CABERO DIÉGUEZ
doaj   +1 more source

Gardiquimod Nanoemulsion Targets Cutaneous Leishmaniasis Lesions Reducing Systemic Toxicity and Parasite Burden

open access: yesAdvanced Healthcare Materials, EarlyView.
Nanoemulsion delivery of a TLR7 agonist enhances safety and promotes colocalization with Leishmania‐infected macrophages in skin lesions, enabling a ∼2‐log reduction in parasite burden. However, tissue‐level constraints and TLR‐driven regulatory feedback generate a mixed immune response that limits complete parasite clearance.
Carmen Palomino‐Cano   +11 more
wiley   +1 more source

O reflexo histórico da escravidão no golpe de 2016

open access: yesHolos, 2019
Resenha do livro "A elite do atraso: da escravidão à Lavajato", de Jessé Souza (2017).
Fabiana Teixeira Marcelino
doaj   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

AS DÉBEIS ARTICULAÇÕES COMO REFERÊNCIA DE GESTÃO DOS INSTITUTOS FEDERAIS

open access: yesHolos, 2017
Simultaneamente burocrática e anárquica, sob tensões de uma estruturação matricial com ancoragem entre centralização e descentralização, a organização educacional Instituto Federal abrange múltiplas dimensões e imagens, demanda articulações fracas para ...
Francisco das Chagas Mariz Fernandes
doaj   +1 more source

Chiral Microneedle Arrays With Terahertz Chiroptical Activity With Chiral‐Plasmon‐Chiral‐Phonon Resonance

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Microneedle arrays (MNAs) is a rapidly emerging technology with broad biomedical applications in drug delivery and biosensing. With sub‐millimeter dimensions and periodicity, MNAs possess geometries nearly ideal for biomedical devices operating within the terahertz (THz) spectral window.
Sang Hyun Lee   +6 more
wiley   +1 more source

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

O Brasil e a governança climática global (2020-2024): entre o conservadorismo e o reformismo de vanguarda

open access: yesCarta Internacional, 2013
Este artigo analisa o contexto económico e energético de uma das grandes potências climáticas, o Brasil, bem como o seu posicionamento nas arenas internacionais de discussão do clima global. Através da realização de um exercício prospetivo, descortina-se
Joana Castro Pereira
doaj  

Turning Water Into a Tool: From Degradation Pathways to Functional Engineering in Halide Perovskites

open access: yesAdvanced Materials Technologies, EarlyView.
Water exhibits a threshold‐dependent dual role in lead halide perovskites, acting either as a degradation trigger or as a powerful tool for defect passivation, recrystallization, and structural engineering. This review discusses how controlled water‐mediated interactions govern stability, dimensionality, and optoelectronic performance, providing ...
Raphaella T. S. Gonçalves   +4 more
wiley   +1 more source

Unveiling the Hidden Geometry of OECTs: Contact‐Semiconductor Overlap Driven Errors in Volumetric Capacitance

open access: yesAdvanced Materials Technologies, EarlyView.
This work examines how contact–semiconductor overlap influences volumetric capacitance extraction in organic electrochemical transistors as device dimensions shrink. It shows that neglecting overlap leads to systematic, geometry‐driven errors in capacitance values.
Renan Colucci   +7 more
wiley   +1 more source

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