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9161
Uptake of Seeds Secondary Metabolites by Virola surinamensis Seedlings
Published 2012-01-01“…The major secondary metabolites and fatty acids occurring in the seeds of Virola surinamensis were monitored by GC-MS during germination and seedling development. The role as carbon source for seedling development was indicated considering that both classes of compounds were similarly consumed in the seeds and that no selective consumption of compounds could be detected.…”
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9162
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9163
Assessing Forest Production Using Terrestrial Monitoring Data
Published 2012-01-01“…Besides their use in sustainable resource usage decisions, a growing focus on the carbon sequestration potential of forests means that assessment issues are becoming important beyond the forest sector. …”
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9164
High-Volume Fly Ash-Based Cementitious Composites as Sustainable Materials: An Overview of Recent Advances
Published 2021-01-01“…High-volume fly ash (HVFA) cementitious composites (paste, grout, mortar, and concrete) have been widely investigated as a class of sustainable materials due to their lower carbon footprint and often better life cycle performance than conventional Portland cement mixtures. …”
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9165
Behaviour of Textile-Reinforced Concrete Beams versus Steel-Reinforced Concrete Beams
Published 2021-01-01“…There has been a rising interest in utilising textile reinforcement such as carbon tows in constructing concrete components to enhance the performance of conventional reinforced concrete. …”
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9166
Eternal gratitude to the founders of the medical teaching in Cienfuegos
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9167
Isolation, Purification, and Characterization of Xylanase Produced by a New Species of Bacillus in Solid State Fermentation
Published 2012-01-01“…A thermoalkalophilic new species of Bacillus, similar to Bacillus arseniciselenatis DSM 15340, produced extracellular xylanase under solid state fermentation when wheat bran is used as carbon source. The extracellular xylanase was isolated by ammonium sulfate (80%) precipitation and purified using ion exchange chromatography. …”
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9168
IGUALDAD DE GÉNERO EN LA UNIVERSIDAD AUTÓNOMA METROPOLITANA: UN ESPEJISMO
Published 2013-01-01“…e l propósito del presente trabajo consiste en analizar la participación de las mujeres en los procesos de elección para ocupar los cargos académicos de jefaturas de departamento, direcciones de división y rectorías de las unidades académicas de a zcapotzalco, c uajimalpa, i ztapalapa y x ochimilco de la u niversidad a utónoma m etropolitana ( uam ). n os interesa analizar la participación de mujeres que actual - mente forman parte del cuerpo directivo de la uam , con objeto de mostrar hasta qué punto el techo de cristal es un fenómeno presente en dicha institución, y al mismo tiempo adentrarnos en los procesos de elección desde el momento en que se registran oficialmente los y las aspirantes a ocupar el cargo, hasta la designación final por parte de los respectivos órganos de gobierno colegiados de la institución.…”
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9169
Tungsten/Platinum Hybrid Nanowire Growth via Field Emission Using Nanorobotic Manipulation
Published 2011-01-01“…This paper reports tungsten-platinum hybrid nanowire growth via field emission, based on nanorobotic manipulation within a field emission scanning electron microscope (FESEM). A multiwalled carbon nanotube (MWCNT) was used as the emitter, and a tungsten probe was used as the anode at the counterposition, by way of nanomanipulation. …”
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9170
Demineralization of Enamel in Primary Second Molars Related to Properties of the Enamel
Published 2012-01-01“…Enamel responded to demineralization with different lesion depths and this was correlated to the chemical composition. The carbon content in sound enamel was shown to be higher where lesions developed deeper. …”
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9171
Research of the influence of highcarbon steel wire drawing speed on stresses and deformations on wire cross section
Published 2019-04-01“…The rough drawing speed is chosen as the investigated parameter.The effect of the coarse drawing rate of high-carbon steel wire on the distribution of equivalent residual stresses and strains over the wire cross section is studied by numerical simulation of wire drawing at different speeds by the finite element method. …”
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9172
Enhancing Energy Efficiency in Photovoltaic Systems through Smart Technology Integration: Innovations and Future Perspectives
Published 2025-01-01“…Additionally, the review addresses the environmental and economic benefits of smart PV systems, highlighting their potential for reducing carbon emissions, stabilize energy grids, and provide long-term financial savings. …”
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9173
A life dedicated to Public Health: the nurse Félix Pedro Díaz Vázquez
Published 2022-10-01“…Analysis of documents and interviews were carried out with people who knew about their work. …”
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9174
Chloride Penetration in Coastal Concrete Structures: Field Investigation and Model Development
Published 2019-01-01“…Field measurements of 42 in-service reinforced concrete bridges in coastal environments of Southeast China, covering a wide range of service year, span length, and concrete mixture, were carried out to investigate the chloride penetration. 323 sets of chloride measurement data were collected in total and then analysed to optimize the parameters involved in the common chloride diffusion model derived based on Fick’s second law. …”
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9175
Performance Analysis of Hybrid PV/Diesel Energy System in Western Region of Saudi Arabia
Published 2014-01-01“…The analysis will be addressed to the impact of PV penetration and battery storage on energy production, cost of energy, number of operational hours of diesel generators, fuel savings, and reduction of carbon emission for the given configurations. The simulation results indicate that the energy cost of the hybrid PV/diesel/battery system with 15% PV penetration, battery storage of 186.96 MWh, and energy demand of 32,962 MWh/day is $0.117/kWh.…”
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9176
A progressive damage fatigue model for unidirectional laminated composites based on finite element analysis: theory and practice
Published 2018-10-01“…It is applied to a fatigue model for intra-laminar damage based on stiffness degradation laws from van Paepegem [1]and has been extended to deal with unidirectional carbon fibres. The parameter identification method is presented here and parameter sensitivities are discussed. …”
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9178
Advancements in Synthesis Strategies and Optoelectronic Applications of Bio-Based Photosensitive Polyimides
Published 2024-01-01“…In particular, bio-based photosensitive polyimide prepared from bio-based chemicals, as a green polymer material, not only reflects the advantages of environmental protection and resource efficiency but also contributes to carbon neutrality. However, how to improve the photolithography efficiency while maintaining the thermodynamic performance and environmental friendliness and how to balance the pros and cons of low-molecular-weight matrixes are still challenges in the research. …”
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9179
Improving Biological Nitrogen Fixation to Improve Soil Nutrient Status
Published 2023-08-01“… The chemical reduction of atmospheric nitrogen (N2) by hydrogen for incorporation into plant tissue is known as N fixation. Along with the carbon, N has a role in maintaining the optimum source and sink ratio, which ensures crop growth and biological yield. …”
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9180
Numerical Study on the Characteristics of Hydrogen Leakage, Diffusion and Ventilation in Ships
Published 2025-01-01“…Hydrogen is a promising environmentally friendly fuel with the potential for zero-carbon emissions, particularly in maritime applications. …”
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