Search Results - "Angeles, G"

Recent Advances in C-S-H Nucleation Seeding for Improving Cement Performances by Cuesta, Ana, Morales-Cantero, Alejandro, De la Torre, Angeles G, Aranda, Miguel A G

“…Reducing cement CO footprint is a societal need. This is being achieved mainly by replacing an increasing amount of Portland clinker by supplementary…”
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Scale-dependent variation in runoff and sediment yield in a semiarid Mediterranean catchment by Mayor, Ángeles G., Bautista, Susana, Bellot, Juan

“…► Runoff and erosion in semiarid areas have a strong scale dependency. ► We obtained runoff scale relations without confusion from plant cover variation. ►…”
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Multiscale understanding of tricalcium silicate hydration reactions by Cuesta, Ana, Zea-Garcia, Jesus D., Londono-Zuluaga, Diana, De la Torre, Angeles G., Santacruz, Isabel, Vallcorba, Oriol, Dapiaggi, Monica, Sanfélix, Susana G., Aranda, Miguel A. G.

“…Tricalcium silicate, the main constituent of Portland cement, hydrates to produce crystalline calcium hydroxide and calcium-silicate-hydrates (C-S-H)…”
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Nanomaterial‐based Sensors for the Study of DNA Interaction with Drugs by De la Cruz Morales, K., Alarcón‐Angeles, G., Merkoçi, A.

“…The interaction of drugs with DNA has been searched thoroughly giving rise to an endless number of findings of undoubted importance, such as a prompt alert to…”
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Plant Spatial Pattern Predicts Hillslope Runoff and Erosion in a Semiarid Mediterranean Landscape by Bautista, Susana, Mayor, Ángeles G, Bourakhouadar, Jamal, Bellot, Juan

“…The importance of the spatial pattern of vegetation for hydrological behavior in semiarid environments is widely acknowledged. However, there is little…”
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Effects of sulfates on the hydration of Portland cement – A review by Andrade Neto, José da Silva, De la Torre, Angeles G., Kirchheim, Ana Paula

“…•Calcium sulfate delays the C3A hydration but enhances the C3S hydration.•The sulfate depletion needs to be after the main C3S hydration peak.•The SO3 content…”
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Connectivity-Mediated Ecohydrological Feedbacks and Regime Shifts in Drylands by Mayor, Angeles G., Bautista, Susana, Rodriguez, Francisco, Kéfi, Sonia

“…Identified as essential mechanisms promoting alternative stable states, positive feedbacks have been the focus of most former studies on the potential for…”
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Local structure and Ca/Si ratio in C-S-H gels from hydration of blends of tricalcium silicate and silica fume by Cuesta, Ana, Santacruz, Isabel, De la Torre, Angeles G., Dapiaggi, Monica, Zea-Garcia, Jesus D., Aranda, Miguel A.G.

“…At the microscale, C-S-H gels from alite, or neat Portland cements, has a Ca/Si ratio close to 1.80. At the nanoscale, C-S-H is described by a defective…”
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Influence of curing temperature on belite cement hydration: A comparative study with Portland cement by Shirani, Shiva, Cuesta, Ana, Morales-Cantero, Alejandro, De la Torre, Angeles G., Olbinado, Margie P., Aranda, Miguel A.G.

“…Belite cements (BCs) could be a more sustainable binder than Portland cements (PCs) but adequate knowledge of the hydration features has still to be built. In…”
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Variation in soil enzyme activity as a function of vegetation amount, type, and spatial structure in fire-prone Mediterranean shrublands by Mayor, Ángeles G., Goirán, Silvana B., Vallejo, V. Ramón, Bautista, Susana

“…Fire-prone Mediterranean shrublands may be seriously threatened by land degradation due to progressive opening of the vegetation cover driven by increasing…”
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Measurement of the connectivity of runoff source areas as determined by vegetation pattern and topography: A tool for assessing potential water and soil losses in drylands by Mayor, A.G, Bautista, S, Small, E.E, Dixon, M, Bellot, J

“…The connectivity of runoff sources is considered one of the main factors controlling the hydrology of sparsely vegetated landscapes. However, the empirical…”
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C-S-H seeding activation of Portland and Belite cements: An enlightening in situ synchrotron powder diffraction study by Morales-Cantero, Alejandro, Cuesta, Ana, De la Torre, Angeles G., Santacruz, Isabel, Mazanec, Oliver, Borralleras, Pere, Weldert, Kai Steffen, Gastaldi, Daniela, Canonico, Fulvio, Aranda, Miguel A.G.

“…C-S-H seeding in Portland cements is well known from basic scientific works and field applications. Moreover, this activation approach could be beneficial for…”
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A null model for assessing the cover-independent role of bare soil connectivity as indicator of dryland functioning and dynamics by Rodríguez, Francisco, Mayor, Ángeles G., Rietkerk, Max, Bautista, Susana

“…•We provide null-model expressions for the bare-soil connectivity index, Flowlength.•Bare-soil connectivity exhibits a non-linear inverse dependence on…”
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Portland and Belite Cement Hydration Acceleration by C-S-H Seeds with Variable w / c Ratios by Morales-Cantero, Alejandro, Cuesta, Ana, De la Torre, Angeles G, Mazanec, Oliver, Borralleras, Pere, Weldert, Kai S, Gastaldi, Daniela, Canonico, Fulvio, Aranda, Miguel A G

“…The acceleration of very early age cement hydration by C-S-H seeding is getting attention from scholars and field applications because the enhanced early age…”
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Disentangling the independent effects of vegetation cover and pattern on runoff and sediment yield in dryland systems – Uncovering processes through mimicked plant patches by Urgeghe, Anna M., Mayor, Ángeles G., Turrión, Diana, Rodríguez, Francisco, Bautista, Susana

“…There is strong empirical evidence on the importance of the spatial pattern of vegetation in dryland hydrologic and geomorphologic dynamics. However, changes…”
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Mix and measure II: joint high‐energy laboratory powder diffraction and microtomography for cement hydration studies by Fernandez-Sanchez, Jaime, Cuesta, Ana, Shirani, Shiva, Redondo-Soto, Cinthya, De la Torre, Angeles G., Santacruz, Isabel, Salcedo, Ines R., Leon-Reina, Laura, Aranda, Miguel A. G.

“…Portland cements (PCs) and cement blends are multiphase materials of different fineness, and quantitatively analysing their hydration pathways is very…”
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Feedbacks between vegetation pattern and resource loss dramatically decrease ecosystem resilience and restoration potential in a simple dryland model by Mayor, Ángeles G., Kéfi, Sonia, Bautista, Susana, Rodríguez, Francisco, Cartení, Fabrizio, Rietkerk, Max

“…Conceptual frameworks of dryland degradation commonly include ecohydrological feedbacks between landscape spatial organization and resource loss, so that…”
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Structure, Atomistic Simulations, and Phase Transition of Stoichiometric Yeelimite by Cuesta, Ana, De la Torre, Angeles G, Losilla, Enrique R, Peterson, Vanessa K, Rejmak, Pawel, Ayuela, Andrés, Frontera, Carlos, Aranda, Miguel A. G

“…Yeelimite, Ca4[Al6O12]SO4, is outstanding as an aluminate sodalite, being the framework of these type of materials flexible and dependent on ion sizes and…”
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Strategies to apply 3Rs in preclinical testing by Gorzalczany, Susana B., Rodriguez Basso, Angeles G.

“…Animal experimentation has been fundamental in biological and biomedical research. To guarantee the maximum quality, efficacy and/or safety of products…”
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In-situ laboratory X-ray diffraction applied to assess cement hydration by de Matos, Paulo R., Andrade Neto, José S., Jansen, Daniel, De la Torre, Angeles G., Kirchheim, Ana Paula, Campos, Carlos E.M.

“…In-situ X-ray diffraction (XRD) is a powerful tool to assess the hydration of cementitious materials, providing time-resolved quantitative analysis with…”
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