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113 resultados encontrados.

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Kinematic Sensitivity Analysis and Dimensional Synthesis of a Redundantly Actuated Parallel Robot for Friction Stir Welding
Artículo
Acceso abierto Artículo DOAJ
Xinxue Chai et al · KeAi Communications Co., Ltd · 2020 · ISSN 1000-9345
Abstract Friction stir welding (FSW) has been widely applied in many fields as an alternative to traditional fusion welding. Although serial robots can provide the orientation capability required to weld along curved sur...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Leukaemia Inhibitory Factor (LIF) induces DNA synthesis in Swiss mouse 3T3 cells independently of cyclin D1 expression through a mechanism involving MEK/ERK 1/2 activation
Artículo
Acceso abierto Artículo CONICET Digital
Dekanty, Andres et al · American Society For Biochemistry And Molecular Biology · 2006 · ISSN 6136-6143
Leukemia inhibitory factor (LIF) and oncostatin M (OSM) induce DNA synthesis in Swiss 3T3 cells through common signaling mechanism(s), whereas other related cytokines such as interleukin-6 and ciliary neurotrophic factor...
Idioma eng
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Open Access
Morphology–acidity synergy in ZSM-5 for selective para-xylene synthesis via CO2/H2-mediated toluene methylation
Artículo
Acceso abierto Artículo DOAJ
Bilyu Hong et al · Elsevier · 2026 · ISSN 2212-9839
CO2/H2-mediated toluene methylation over metal oxide–zeolite bifunctional catalyst offers a sustainable route for para-xylene (PX) synthesis, yet how zeolite morphology and acidity synergistically govern this coupled p...
LCC TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
Phytochemical-mediated green synthesis of selenium nanoparticles using Catharanthus roseus and their physicochemical characterization, biological evaluation, and molecular docking analysis
Artículo
Material complementario disponible Artículo DOAJ
Abeer F. Desouky et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract This study reports the green biosynthesis of bioactive selenium nanoparticles using Catharanthus roseus extract as a reducing and stabilizing agent. Liquid chromatography–electrospray ionization tandem mass sp...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Material complementario
Strengthening Actions for Menstrual Health and Hygiene Interventions for Promotion of Women’s Health in Nepal (SAMIP): Protocol for a Participatory Intervention Development Study Using Realist Synthesis, Human-Centered Design, Intervention Mapping, and Arts-Based Methods
Artículo
Acceso abierto Artículo DOAJ
Sara Elizabeth Baumann et al · JMIR Publications · 2026 · ISSN 1929-0748
Abstract BackgroundMenstrual restrictions remain widespread in Nepal, where approximately 90% of women and girls follow at least one restriction. One of the most harmful practices, chhaupadi (severe menstrual...
LCC LCC:Medicine; TENDOkNvbXB1dGVyIGFwcGxpY2F0aW9ucyB0byBtZWRpY2luZS4gTWVkaWNhbCBpbmZvcm1hdGljcw~~Idioma eng
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Open Access
Sustainable valorization of onion bulbs for the green synthesis of gold nanoparticles and catalytic degradation of methylene blue
Artículo
Acceso abierto Artículo DOAJ
Parawee Rattanakit et al · KeAi Communications Co., Ltd · 2026 · ISSN 2949-7361
The catalytic degradation of toxic synthetic dyes in wastewater remains a pressing environmental concern due to their adverse effects on ecosystems and public health. In this study, we present a green and sustainable met...
LCC TENDOkVudmlyb25tZW50YWwgZW5naW5lZXJpbmc~; TENDOkVudmlyb25tZW50YWwgc2NpZW5jZXM~Idioma eng
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Open Access
The Influence of the Synthesis Temperature on Phase Composition and Structure of Tenary Compounds Obtained from the Powder Mixture of the TiH2-Al-C System
Artículo
Material complementario disponible Artículo DOAJ
G.А. Bagliuk et al · Vasyl Stefanyk Carpathian National University · 2018 · ISSN 1729-4428
This paper presents results of an investigation of the features of phase and structure formation of a ternary compound during thermal sintering use of compacted TiH2-Al-C powder blends. The thermal sintering was carried ...
LCC TENDOlBoeXNpY3M~Idioma eng
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Material complementario
Three-dimensional femtosecond laser processing for lab-on-a-chip applications
Artículo
Acceso abierto Artículo DOAJ
Sima Felix et al · Wiley · 2018 · ISSN 2192-8606
The extremely high peak intensity associated with ultrashort pulse width of femtosecond laser allows us to induce nonlinear interaction such as multiphoton absorption and tunneling ionization with materials that are tran...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
Triacylglycerol synthesis directed by glycerol-3-phosphate acyltransferases −3 and −4 is required for lipid droplet formation and the modulation of the inflammatory response during macrophage to foam cell transition
Artículo
Acceso abierto Artículo CONICET Digital
Quiroga, Ivana Yoseli et al · Elsevier Ireland · 2021 · ISSN 0021-9150
Background and aims: The transition of macrophage to foam cells is a major hallmark of early stage atherosclerotic lesions. This process is characterized by the accumulation of large cytoplasmic lipid droplets containing...
Idioma eng
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Open Access
Graphene oxide synthesis at a nonthermal plasma-water interface
Artículo
Material complementario disponible Artículo DOAJ
Ramu Banavath et al · Nature Portfolio · 2026 · ISSN 2041-1723
Abstract We report a scalable and sustainable method for synthesizing graphene oxide (GO) via a non-thermal atmospheric nano-second pulsed plasma (NSPP) process, using methane as the carbon source and water as the substr...
LCC TENDOlNjaWVuY2U~Idioma eng
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Material complementario
Polyol-based Synthesis of Praseodymium Oxide Nanoparticles
Tesis
Acceso abierto Tesis DOAJ
Caroline Quievryn et al · SAGE Publishing · 2014 · ISSN 1847-9804
A series of well-crystallized praseodymium oxide (Pr6O11) nanoparticles are synthesized via a highly scalable process from praseodymium nitrate. Praseodymium hydroxide is synthesized through a modified polyol process and...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
The Synthesis and Characterization of Low-cost Mesoporous Silica SiO2 from Local Pumice Rock
Tesis
Acceso abierto Tesis DOAJ
Asmaa Mourhly et al · SAGE Publishing · 2015 · ISSN 1847-9804
Pumice is a porous volcanic rock containing a significant proportion of silica and alumina, and which has a low iron content. This natural, silica-rich material attracts wide attention because of its applications in adso...
LCC LCC:Materials of engineering and construction. Mechanics of materials; TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
2026 roadmap on next-generation solid electrolytes for battery applications
Artículo
Acceso abierto Artículo DOAJ
Florian Strauss et al · IOP Publishing · 2026 · ISSN 2752-5724
The global transition to sustainable energy systems requires breakthroughs in electrochemical storage technologies that are not only safe but also resource efficient. Solid-state batteries (SSBs), which use superionic so...
LCC LCC:Materials of engineering and construction. Mechanics of materialsIdioma eng
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Open Access
Design of bistable compliant mechanisms using precision-position and rigid-body replacement methods
Artículo
Material complementario disponible Artículo CONICET Digital
Pucheta, Martín Alejo et al · Pergamon-Elsevier Science Ltd · 2010 · ISSN 0094-114X
A systematic approach to the synthesis of compliant mechanisms starting from the problem requirements is proposed. The method uses as topological solution space several atlases of compliant mechanisms specialized from ri...
Idioma eng
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Material complementario
Hydrothermal duck-feather keratin as a reagent-free bioreductant and capping matrix for bioactive silver nanoparticles
Artículo
Material complementario disponible Artículo DOAJ
Mustapha Salisu Muhammad et al · Springer · 2026 · ISSN 2731-9229
Abstract The sustainable production of silver nanoparticles (AgNPs) from renewable biowaste would reduce environmental burden and expand green nanotechnology applications. This study reports a hydrothermal extraction rou...
LCC LCC:Materials of engineering and construction. Mechanics of materialsIdioma eng
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Material complementario
Structural and morphological properties of Ce(1−x)FexO2−δ synthesized by citrate route
Artículo
Acceso abierto Artículo Repositorio UNSAM
Mazan, Mariano Osvaldo et al · Elsevier · 2015 · ISSN 0272-8842
Cerium-based materials were intensively studied in last years because of their high oxygen storage capacity (OSC) associated to the reversible Ce4+ Ce3+ process and their properties closely related to the defect chemistr...
Idioma eng
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Open Access
Theoretical and Methodological Approaches to the Statistical Support of the Structural Transformations in the Economy
Artículo
Acceso abierto Artículo DOAJ
V. B. Zakhozhai et al · National Academy of Statistics, Accounting and Audit · 2025 · ISSN 2519-1853
challenges of today caused by the aggravating economic crisis in Ukraine, numerous threats to the national security, in particular the ones resulting from invasion and occupation of the Ukrainian territory by the Russian...
LCC TENDOlN0YXRpc3RpY3M~Idioma eng
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Open Access
Translation of the Curriculum-Society as seen from the student movements in Chile and Mexico ( 2001-2016)
Artículo
Acceso abierto Artículo DOAJ
Carmen Gloria Burgos Videla · Universidad Pedagógica y Tecnológica de Colombia · 2025 · ISSN 0122-7238
Objective: This article aims to describe how the social actors involved in curriculum development—teachers, students, and professionals—characterized the secondary school student movement in Chile between 2001 and 20...
LCC TENDOkVkdWNhdGlvbg~~; TENDOlNwZWNpYWwgYXNwZWN0cyBvZiBlZHVjYXRpb24~Idioma spa
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Open Access
Highly textured single-crystal-like perovskite films for large-area, high-performance photodiodes
Artículo
Acceso abierto Artículo DOAJ
Runkai Liu et al · Editorial Office of Opto-Electronic Journals Group, Institute of Optics and Electronics, CAS, China · 2025 · ISSN 2096-4579
Organometallic perovskite single crystals have been considered one of the most promising candidates for photodetection applications, owing to their grain-boundary-free structure and improved optoelectronic properties. Ho...
LCC TENDOk9wdGljcy4gTGlnaHQ~Idioma eng
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Open Access
Sequential activation-carbonization strategy for engineering porous carbon from tea twigs biomass toward enhanced CO2 capture
Artículo
Acceso abierto Artículo DOAJ
Ary Mauliva Hada Putri et al · Elsevier · 2026 · ISSN 2212-9839
The conversion of tea twig biomass into porous activated carbon presents a sustainable pathway for mitigating CO2 emissions. This study systematically compares two thermo-chemical synthesis routes, activation-carbonizati...
LCC TENDOlRlY2hub2xvZ3k~Idioma eng
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Open Access
Tailoring optical response of MXene thin films
Artículo
Acceso abierto Artículo DOAJ
Simon Jeffrey et al · Wiley · 2025 · ISSN 2192-8614
Due to their attractive optical properties, 2D MXenes have garnered interest in nanophotonic and optoelectronic applications. However, tuning their properties typically requires the iterative synthesis of MXenes with a s...
LCC TENDOlBoeXNpY3M~Idioma eng
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Open Access
A Broadly Distributed Rhizobacterium, Roseateles chitinivorans P500, Promotes Growth and Systemic Resistance via Jasmonic Acid-Dependent Oxylipin Signaling in Grasses
Artículo
Acceso abierto Artículo DOAJ
Pei-Cheng Huang et al · The American Phytopathological Society · 2026 · ISSN 0894-0282
Harnessing root-associated microbiomes to promote beneficial microbial compositions could offer a sustainable strategy to increase crop resilience. Major challenges impeding this strategy are the lack of understanding of...
LCC TENDOk1pY3JvYmlvbG9neQ~~; TENDOkJvdGFueQ~~Idioma eng
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Open Access
Accommodation‐based interventions for individuals experiencing, or at risk of experiencing, homelessness
Artículo
Material complementario disponible Artículo DOAJ
Ciara Keenan et al · SAGE Publishing · 2021 · ISSN 1891-1803
Abstract Background Globally, almost 1.6 billion individuals lack adequate housing. Many accommodation‐based approaches have evolved across the globe to incorporate additional support and services beyond delivery of ho...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
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Ageing of the Oral Mucosa: Mechanisms and Consequences
Artículo
Acceso abierto Artículo DOAJ
Chongsheng Qiu et al · Elsevier · 2026 · ISSN 0020-6539
Oral mucosal ageing represents a fundamental reprogramming of the tissue microenvironment, a dynamic process that underlies the functional decline and heightened disease susceptibility observed in the elderly. This revie...
LCC TENDOkRlbnRpc3RyeQ~~Idioma eng
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Open Access