Browsing Artículos by Title
Now showing items 4199-4218 of 9932
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Graphene Nanocomposite Membranes: Fabrication and Water Treatment Applications
(2023-01-22)Graphene, a two-dimensional hexagonal honeycomb carbon structure, is widely used in membrane technologies thanks to its unique optical, electrical, mechanical, thermal, chemical and photoelectric properties. The light ... -
Graphene oxide enhances alginate encapsulated cells viability and functionality while not affecting the foreign body response
(Taylor & Francis, 2018-05-21)The combination of protein-coated graphene oxide (GO) and microencapsulation technology has moved a step forward in the challenge of improving long-term alginate encapsulated cell survival and sustainable therapeutic protein ... -
Graphene Oxide–Silver Nanoparticle Nanohybrids: Synthesis, Characterization, and Antimicrobial Properties
(MDPÎ, 2020-02-21)Drug resistance of pathogenic microorganisms has become a global public health problem, which has prompted the development of new materials with antimicrobial properties. In this context, antimicrobial nanohybrids are an ... -
Graphene-coffee waste derived carbon composites as electrodes for optimized lithium ion capacitors Author links open overlay panel
(Pergamon-Elsevier, 2020-06)Herein we report an easy, ecofriendly and cheap synthetic approach for the preparation of carbon composites from the pyrolysis and activation of coffee waste and graphene oxide, and their evaluation as potential electrodes ... -
Graphene-Enhanced Methacrylated Alginate Gel Films for Sustainable Dye Removal in Water Purification
(MDPI, 2023-12-27)Self-standing nanocomposite films were prepared by three-dimensional UV-induced radical copolymerization of methacrylated alginate (MALG) with acrylic acid (AA) and reinforced with graphene oxide (GO) to improve both ... -
Gravitational Radiation at Infinity with Non-Negative Cosmological Constant
(MDPI, 2022-09-12)The existence of gravitational radiation arriving at null infinity J+, i.e., escaping from the physical system, is addressed in the presence of a non-negative cosmological constant Λ≥0. The case with vanishing Λ is well ... -
Greater Power but Not Strength Gains Using Flywheel Versus Equivolumed Traditional Strength Training in Junior Basketball Players
(MDPI, 2021-01-29)The main aim of the present study was to compare the effects of flywheel strength training and traditional strength training on fitness attributes. Thirty-six well trained junior basketball players (n = 36; 17.58 ± 0.50 ... -
Green Alternative Cosolvents to N-Methyl-2-Pyrrolidone in Water Polyurethane Dispersions
(Royal Society Of Chemistry, 2021-06-05)N-Methyl-2-pyrrolidone is a toxic dipolar aprotic solvent widely used in the synthesis of polyurethane dispersions (PUD). Since legislation strongly restricts this substance, green alternatives are essential. Dihydrolevo ... -
Green and blue settings as providers of mental health ecosystem services: Comparing urban beaches and parks and building a predictive model of psychological restoration
(Elsevier, 2020-08-28)Urban beaches and parks are providers of numerous ecosystem services. In the cultural sphere, place bonding and psychological restoration might significantly contribute to the health and well-being of citizens. In ... -
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Green Electrospinning of Polymer Latexes: A Systematic Study of the Effect of Latex Properties on Fiber Morphology
(MDPI, 2021-03-11)Green electrospinning is a relatively new promising technology in which a polymer (latex) can be spun from an aqueous dispersion with the help of a template polymer. This method is a green, clean and safe technology that ... -
Green energy: identifying development trends in society using Twitter data mining to make strategic decisions
(EPI, 2022-02-26)This study analyzes Twitter’s contribution to green energy. More than 200,000 global tweets sent during 2020 containing the terms “green energy” OR “greenenergy” were analyzed. The tweets were captured by web scraping and ... -
Green hemostatic sponge-like scaffold composed of soy protein and chitin for the treatment of epistaxis
(Elsevier, 2022-04-30)Epistaxis is one of the most common otorhinolaryngology emergencies worldwide. Although there are currently several treatments available, they present several disadvantages. This, in addition to the increasing social need ... -
Green scheduling to achieve green manufacturing: Pursuing a research agenda by mapping science
(Elsevier, 2021-09-24)The strengthening of measures to reduce greenhouse gas emissions meant that manufacturing scheduling had to acquire a green approach. The need to reduce energy consumption becomes necessary for companies to achieve sustainable ... -
Green Urban (RE) Generation: A Research and Practice Methodology to Better Implement Green Urban Infrastructure Solutions
(MDPI, 2021-12-12)Green Urban Infrastructure Solutions (GUIS) are becoming more and more popular globally. Recent research reveals the environmental benefits derived from GUIS as well as their contribution to climate change adaptation. ... -
Grid Frequency and Amplitude Control Using DFIG Wind Turbines in a Smart Grid
(MDPI, 2021-01-11)Wind-generated energy is a fast-growing source of renewable energy use across the world. A dual-feed induction machine (DFIM) employed in wind generators provides active and reactive, dynamic and static energy support. In ... -
Grid-Connected Energy Storage Systems: State-of-the-Art and Emerging Technologies
(IEEE, 2023-04)High penetration of renewable energy resources in the power system results in various new challenges for power system operators. One of the promising solutions to sustain the quality and reliability of the power system is ... -
El griego de los poemas prodrómicos (II)
(Instituto de Ciencias de la Antigüedad, Universidad del País Vasco / Aintzinate-Zientzien Institutua, Euskal Herriko Unibertsitatea, 1988)... -
El griego de los textos medievales
(Instituto de Ciencias de la Antigüedad, Universidad del País Vasco / Aintzinate-Zientzien Institutua, Euskal Herriko Unibertsitatea, 1987)... -
El griego en los poemas prodrómicos
(Instituto de Ciencias de la Antigüedad, Universidad del País Vasco / Aintzinate-Zientzien Institutua, Euskal Herriko Unibertsitatea, 1984)...