Results 121 to 130 of about 5,299 (199)

Liquid Crystalline Inverted Lipid Phases and Reverse Micelles in Drug Delivery: From Molecular Design to Therapeutic Potential

open access: yesAdvanced Functional Materials, EarlyView.
Liquid crystalline inverted lipid phases and reverse micelles are self‐assembled lipid nanostructures that enhance the solubility, stability, and delivery of diverse therapeutics. This review integrates their physicochemical principles, formulation strategies, drug loading mechanisms, and biomedical applications, highlighting their growing ...
Numan Eczacioglu   +3 more
wiley   +1 more source

Sistema de medición de energía para el diseño de sistemas fotovoltaicos [PDF]

open access: yes, 2018
El consumo de energía eléctrica es una característica importante de las sociedades industrializadas representando un factor básico para la producción de diversos sectores como industrial, comercial y residencial.
Duarte Chacón, Cesar Alberto
core  

Broadband, Flexible, Skin‐Compatible Carbon Dots/Graphene Photodetectors for Wearable Applications

open access: yesAdvanced Functional Materials, EarlyView.
Broadband, flexible photodetectors integrating nitrogen‐rich carbon dots with single‐layer graphene on plastic substrates are demonstrated. A biocompatible chitosan–glycerol electrolyte enables efficient low‐voltage gating and on‐skin operation. The devices exhibit ultraviolet‐to‐near‐infrared response, mechanical robustness under bending, and verified
Nouha Loudhaief   +20 more
wiley   +1 more source

Estudos de características e especificações de calibradores de dose comerciais [PDF]

open access: yes
Os medidores de atividade (ou calibradores de dose) são utilizados para determinação da atividade total apresentada por um radionuclídeo. Neste relatório é feito um estudo das principais características e especificações de modelos comerciais de medidores
Fonseca, Antônio Carlos Corrêa   +1 more
core  

Infrared Nanocrystals for Space Application: Hardness to Irradiations

open access: yesAdvanced Functional Materials, EarlyView.
This article investigates infrared HgTe nanocrystals under X‐ray and ion irradiation, revealing remarkable radiation hardness. It uncovers distinct degradation mechanisms and shows that the nanomaterial outperforms integrated electronics. The results position colloidal nanocrystals as promising candidates for resilient space and harsh‐environment ...
Alexandre Neyret   +22 more
wiley   +1 more source

Conversor CA-CC trifásico único com isolamento em alta frequência baseado no conversor CC-CC sepic operando no modo de condução descontínuo [PDF]

open access: yes, 2013
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2013Esta tese apresenta a análise e o projeto de um conversor CA-CC trifásico de alto fator de potência com ...
Tibola, Gabriel
core  

Injectable Dual‐Network Hydrogel System for Osteochondral Repair Combining Immunomodulation, Mechanical Adaptability, and Enhanced Tissue Integration

open access: yesAdvanced Functional Materials, EarlyView.
A UV‐triggered injectable dual‐network hydrogel is reported as the first application of bletilla striata polysaccharide (BSP) in osteochondral repair. By integrating methacrylamide‐modified BSP and nitrobenzaldehyde‐functionalized hyaluronic acid, the system achieves immunomodulation, mechanical reinforcement, and dynamic tissue adhesion, thereby ...
Jiaming Cui   +10 more
wiley   +1 more source

Exciton‐Polaritons in Nanoscale Metal‐Organic Frameworks: A Platform for the Reversible Modulation of Strong Light‐Matter Coupling via the Chemical Environment

open access: yesAdvanced Functional Materials, EarlyView.
Strong exciton‐photon coupling is achieved by integrating porphyrin ligand‐based MOF nanoparticles in optical cavities, as evidenced by pronounced polariton branch anticrossing. The porous nature of the resonator enables precise, reversible tuning via vapor pressure, unlocking unprecedented chemical‐environment controlled dynamic polaritonic platforms ...
Beatriz de Sola‐Báez   +7 more
wiley   +1 more source

Desenvolvimento de um conversor CC-CA para o condicionador ativo paralelo de um UPQC trifásico

open access: yes, 2018
Hoje em dia, devido à utilização massiva de cargas não lineares pelos consumidores em geral, tem aumentado progressivamente o conteúdo harmónico nas formas de onda das correntes, que, por sua vez, provocam quedas de tensão nas impedâncias das linhas, contribuindo para o aumento do conteúdo harmónico das tensões na rede elétrica.
openaire   +1 more source

Biointerface Membranes Orchestrating Site‐Specific Osteoimmunomodulatory and Antibacterial Effects for Enhanced Osseous Regeneration in Periodontal Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Here, a biointerface membrane engineered with site‐specific interfacial properties is developed. During implantation between gingival and bone defect, the membrane creates a pro‐osteogenic microenvironment, precisely modulates cellular activities at each biointerface, and facilitates the orchestration of complex healing events, ultimately leading to ...
Yuwei Zhu   +13 more
wiley   +1 more source

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