Results 71 to 80 of about 3,618 (265)

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics

open access: yesAdvanced Materials, EarlyView.
This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang   +13 more
wiley   +1 more source

APROXIMACIÓN AL CONCEPTO DE TIEMPO EN OSORIO

open access: yesAntigüedad y Cristianismo, 1995
The term tempus is frequently employed by Orosius. In his Historiae, he deals with the comparison between happiness in pagan times and in Christian ones (praeteria tempora, christiana tempora). In the same way, he understands the history of Rome from the
Pedro Martínez Cavero   +1 more
doaj  

Tuberculose: a calamidade negligenciada Tuberculosis: the negleted calamity

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2002
Neste artigo, o autor atualiza dados epidemiológicos sobre a tuberculose e descreve a luta contra a doença no Brasil e no mundo. Destaca aspectos históricos sobre as políticas do controle da doença no país e examina o Plano Nacional de Controle da ...
Antonio Ruffino-Netto
doaj   +1 more source

Electrically Readable Lateral Flow Assay Using Organic Transistors for Diagnostic Applications

open access: yesAdvanced Materials, EarlyView.
Electrolyte‐gated organic field‐effect transistors (EGOFETs) are integrated with lateral flow (LF) paper fluidics to create a reusable, portable, and low‐cost point‐of‐care (PoC) diagnostic test. The devices are validated for Human Immunoglobulin G detection, achieving high sensitivity (0.1 fm), selectivity, and reproducibility with rapid results in 20–
María Jesús Ortiz‐Aguayo   +4 more
wiley   +1 more source

La fotografía y el mercado del arte hoy

open access: yesPeriférica, 2021
El protagonismo de la fotografía como medio artístico en el mercado del arte. La relevancia de las ferias de arte. El papel del fotógrafo artístico en el mundo del arte y sus competencias. Las características de la fotografía de autor hoy día.
Juan Curto Vivas
doaj  

Real-world validation of Artificial Intelligence-based Computed Tomography auto-contouring for prostate cancer radiotherapy planning [PDF]

open access: gold, 2023
Gabriele Palazzo   +9 more
openalex   +1 more source

Artificial Symbiosis for Bulk Production of Bacterial Cellulose Composites

open access: yesAdvanced Materials, EarlyView.
Co‐cultivation of the cellulose‐producing bacterium with the microalga enables bulk formation of bacterial cellulose under static incubation, with photosynthetically active oxygen‐generating sites throughout the medium. This symbiotic platform supports 3D cellulosic constructs with geometries dictated by the vessel shape.
Kui Yu   +7 more
wiley   +1 more source

Necesidad de la implementación del Sistema Interno de Propiedad Intelectual en las ciencias médicas

open access: yesGaceta Médica Espirituana, 2017
En la actualidad se vive en un mundo marcado por el vertiginoso avance tecnológico y el incremento de las redes sociales; esta compleja dinámica que desarrolla la sociedad cubana, impone desafíos en el Sistema Interno de Propiedad Intelectual como ...
Islen Fonseca Díaz   +1 more
doaj  

Peptide‐Induced Ferroelectricity in Charge‐Transfer Supramolecular Materials

open access: yesAdvanced Materials, EarlyView.
Bio‐inspired supramolecular charge‐transfer amphiphiles self‐assemble into nanoribbons in water, where peptide chirality‐induced symmetry breaking generates robust ferroelectricity across multiple systems. These water‐processable organic ferroelectrics also enhance neuronal outgrowth and electrophysiological maturity, offering a versatile strategy for ...
James V. Passarelli   +15 more
wiley   +1 more source

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