Results 21 to 30 of about 2,084 (136)

From Fiber Bundles to Architected Membranes: Triply Periodic Minimal Surface Architectures for Biohybrid Artificial Lungs

open access: yesAdvanced Materials, Volume 38, Issue 55, 1 October 2026.
Additively manufactured triply periodic minimal surface (TPMS) membranes offer an architecture‐driven alternative to hollow fiber bundles in artificial lungs. Multiphysics simulations and endothelialized prototypes show that the 3D‐printable membrane architecture improves gas exchange, blood flow distribution, and hemocompatibility, enabling ...
Michael Pflaum   +14 more
wiley   +1 more source

Metal‐Half‐Salen Chemistry for One‐Pot Mineralization on Hydrophobic Polymer Membranes

open access: yesAdvanced Science, Volume 13, Issue 59, 23 October 2026.
Here we report a versatile one‐pot synthetic strategy for organic–inorganic composite membranes, which leverages a metal half‐Salen system to precisely govern the competing kinetics of coordination and hydrolysis. In contrast to conventional two‐step metal‐phenol chemistries, our integrated approach substantially simplifies the fabrication process ...
Rou‐Ming Wen   +8 more
wiley   +1 more source

Avaliação das propriedades de barreira de membranas obtidas a partir de dispersões aquosas à base de poliuretanos e argila

open access: yesPolímeros, 2014
Formulações de aplicação não-poluente à base de poliuretanos em dispersão aquosa (WPUs), com adição de argila montmorilonita hidrofílica (CWPUs), foram sintetizadas.
Elaine M. Barboza   +3 more
doaj   +1 more source

Transumbilical laparoendoscopic single‐site surgery versus conventional multi‐port laparoscopy for myomectomy: A large single‐center retrospective study

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 10, Page 2068-2080, October 2026.
This retrospective observational study compared clinical outcomes from patients who underwent transumbilical laparoendoscopic single‐site surgery (single‐site laparoscopy) or conventional multi‐port laparoscopy for myomectomy. Single‐site laparoscopy and multi‐port laparoscopy showed similar performance in terms of surgical safety.
Xu Yang   +11 more
wiley   +1 more source

Cerámicas nanoestructuradas de óxido anódico de aluminio. Diseño de célula electroquímica, cinética de crecimiento y caracterización

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2009
An electrochemical cell design has been presented to grow anodic aluminium oxide, Al<sub>2</sub>O<sub>3</sub>, with nanoporous structures in a 10 cm diameter wafers. The electrochemical kinetics showed four steps of growth.
Ferrer Giménez, C., Rayón Encinas, E.
doaj  

Enzyme@Silicone: A Versatile Combo for Robust Synthetic Biocatalysis?

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 17, 1 September 2026.
Silicone‐based polymers are versatile materials for enzyme immobilization, offering unique advantages such as chemical inertness, thermal stability, and tunable morphology. This review highlights their applications in synthetic biocatalysis, from batch to continuous processes, and addresses key challenges such as mass transport limitations and ...
Marion B. Ansorge‐Schumacher
wiley   +1 more source

PERSPECTIVAS DEL TRATAMIENTO DE EFLUENTES DE DESTILERÍAS Y PLANTAS DE DERIVADOS MEDIANTE TECNOLOGÍAS DE MEMBRANAS

open access: yesRevista Centro Azúcar, 2018
El presente trabajo muestra el estado del arte sobre las posibilidades de las técnicas de microfiltración, ultrafiltración y ósmosis inversa como alternativa para el manejo de las vinazas de destilerías, así como otros residuos líquidos provenientes de ...
Manuel Díaz de los Ríos   +1 more
doaj  

Síntesis y caracterización de membranas híbridas a partir de quitosan, polivinil alcohol y sílice para su aplicación en deshidratación de gases

open access: yesIteckne, 2015
Los sistemas de membranas son una tecnología atractiva aplicada a procesos de separación. Por décadas se ha estudiado la síntesis y caracterización de sus propiedades enfocadas al desarrollo de sistemas de membrana eficientes y competitivos.
Martha Isabel Gutiérrez-Gutiérrez   +3 more
doaj   +1 more source

Fetuses exposed to an episode of threatened preterm labor delivered at or near term show signs of cardiac remodeling

open access: yesUltrasound in Obstetrics &Gynecology, Volume 68, Issue 3, Page 395-405, September 2026.
ABSTRACT Objective To evaluate whether fetuses exposed to threatened preterm labor (PTL) without intra‐amniotic infection or inflammation (IAI), who were born ≥ 34 weeks' gestation, show signs of cardiac remodeling and dysfunction at admission and 4 weeks after the episode of threatened PTL.
C. Murillo   +11 more
wiley   +1 more source

Estudio del proceso de clarificación de hidrolizados de almidón de yuca utilizando membranas cerámicas

open access: yesVitae, 2015
Antecedentes: La etapa de clarificación de hidrolizados de almidón para la producción de jarabes de glucosa es la principal causa de su producción por lotes, además de acarrear altos costos al utilizar filtros rotatorios al vacío, carbón activado y ...
Maria Victoria ACEVEDO-ESTUPIÑAN   +2 more
doaj  

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