Listar Artículos de revista DCIE - ZIES Aldizkari artikuluak por título
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Evolution of metakaolin thermal and chemical activation from natural kaolin
Sánchez, Isabel; De Soto García, I. S.
; Casas, Marina; Vigil de la Villa, Raquel; García Giménez, Rosario (MDPI, 2020)
Artículo / Artikulua 
In the present paper, we study the combined effect of thermal activation (600 °C/2 h and 750 °C/2 h) and chemical activation with 1% ZnO on the reactivity of metakaolinite (MK) obtained from natural kaolin. The phases are ... -
Experimental and theoretical studies of the interaction of ketoprofen in halloysite nanotubes
Sid, Dounia; Baitiche, Milad; Bourzami, Riahd; Merir, Roufaida; Djerboua, Ferhat; Gil Bravo, Antonio ; Boutahala, Mokhtar (Elsevier, 2021)
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In recent years, the application of halloysite (HAL) in the conception of drug systems has become important due to its excellent physicochemical properties. Ketoprofen (KET) is widely used around the world as an anti-inflammatory ... -
Experimental observation of vacancy-assisted martensitic transformation shift in Ni-Fe-Ga alloys
Unzueta, Iraultza; Alonso de Robador Lorente, Daniel; Cesari, Eduard; Sánchez-Alarcos Gómez, Vicente ; Recarte Callado, Vicente ; Pérez de Landazábal Berganzo, José Ignacio ; García, José Ángel; Plazaola, Fernando (American Physical Society, 2019)
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Positron annihilation lifetime spectroscopy is used to experimentally demonstrate the direct relationship between vacancies and the shift of the martensitic transformation temperature in a Ni55Fel7Ga28 alloy. The evolution ... -
Experimental Stark widths and shifts of MnII spectral lines
Manrique Rosel, Javier; Aragón Garbizu, Carlos ; Aguilera Andoaga, José Antonio (Oxford University Press, 2019)
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Stark widths and shifts of MnII lines with wavelengths in the range 2300-3500 Å have been measured by laser-induced breakdown spectroscopy. The use of fused glass samples with varying Mn concentrations has allowed minimization ... -
Experimental stark widths and shifts of V II spectral lines
Manrique Rosel, Javier; Díaz Pace, D. M.; Aragón Garbizu, Carlos ; Aguilera Andoaga, José Antonio (Oxford University Press, 2020)
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We have measured the Stark widths and shifts of V II spectral lines in the wavelength range 2000-4200 Å belonging to 75 multiplets. The spectra are emitted by laser-induced plasmas generated from fused glass discs prepared ... -
Exploring a low-cost valorization route for amazonian cocoa pod husks through thermochemical and catalytic upgrading of pyrolysis vapors
Villasana, Yanet; Armenise, Sabino; Ábrego, Javier; Atienza Martínez, María ; Hablich Alvarracin, Karina Lissett ; Bimbela Serrano, Fernando ; Cornejo Ibergallartu, Alfonso ; Gandía Pascual, Luis (ACS Publications, 2023)
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Ecuador as an international leader in the production of cocoa beans produced more than 300 000 tons in 2021; hence, the management and valorization of the 2 MM tons of waste generated annually by this industry have a ... -
Exploring the conceptual challenges of integrating epigenetics in secondary-level science teaching
Zudaire Ripa, María Isabel ; Napal Fraile, María (Springer, 2020)
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Rapidly occurring advancements in molecular genetics, such as recent developments in epigenetics, are challenging traditional genetics as it is taught at schools. For example, the adoption of epigenetics—which ... -
Exploring the potential of the dynamic hysteresis loops via high field, high frequency and temperature adjustable AC magnetometer for magnetic hyperthermia characterization
Rodrigo, Irati; Castellanos Rubio, Idoia; Garayo Urabayen, Eneko ; Arriortua, Oihane K.; Insausti, Maite (Taylor & Francis, 2020)
Artículo / Artikulua
Aim: The Specific Absorption Rate (SAR) is the key parameter to optimize the effectiveness of magnetic nanoparticles in magnetic hyperthermia. AC magnetometry arises as a powerful technique to quantify the SAR by computing ... -
Extraction of phenolic compounds from populus salicaceae bark
Autor, E.; Cornejo Ibergallartu, Alfonso ; Bimbela Serrano, Fernando ; Maisterra Udi, Maitane ; Gandía Pascual, Luis ; Martínez-Merino, V. (MDPI, 2022)
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Lignocellulosic residues have the potential for obtaining high value-added products that could be better valorized if biorefinery strategies are adopted. The debarking of short-rotation crops yields important amounts of ... -
Extruded catalysts with magnetic properties for biodiesel production
Silveira Junior, Euripedes Garcia; Justo, Oselys Rodriguez; Perez, Victor Haber; Reyero Zaragoza, Inés ; Serrano Lotina, Ana; Campos Ramírez, Leonardo; Santos Dias, Dayana F. dos (Hindawi, 2018)
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The aim of this work was to evaluate the performance of different extruded catalysts containing K2CO3 as active phase and adding conveniently γ-Al2O3 and/or sepiolite and magnetic particles on the biodiesel production from ... -
Facile synthesis of an Ni/LaAlO3 - perovskite via an MOF gel precursor for the dry reforming of methane
Muñoz Alvear, Helir Joseph; Korili , Sophia A. ; Gil Bravo, Antonio (Elsevier, 2024)
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A simple strategy to prepare the pure perovskite phase of lanthanum aluminate (LaAlO3) by calcination of a highly porous, dry MOF precursor gel has been developed. This study demonstrates that the structural and textural ... -
Fe-C nanoparticles obtained from thermal decomposition employing sugars as reducing agents
Cervera Gabalda, Laura María; Pérez de Landazábal Berganzo, José Ignacio ; Garayo Urabayen, Eneko ; Monteserín, María; Larumbe Abuin, Silvia ; Martín, F.; Gómez Polo, Cristina (Elsevier, 2020)
Artículo / Artikulua
The aim of the work is to present a comparative analysis (structural and magnetic) of Fe-C nanocomposites obtained by the thermal decomposition of sugars (fructose, glucose and sucrose) employing FeCl3 as Fe3+ precursor. ... -
Feasibility to producing second generation bioethanol in Bolivia
Beltrán Siñani, Magaly Inés; Gil Bravo, Antonio (Universidad Nacional del Sur (Argentina), 2021)
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Bioethanol produced worldwide is mostly obtained from agricultural crops such as sugarcane and corn. However, it has negative environmental effects, so opportunity for producing bioethanol from agricultural waste arises. ... -
A fermented food product containing lactic acid bacteria protects ZDF rats from the development of type 2 diabetes
Cabello Olmo, Miriam ; Oneca, María ; Torre Hernández, Paloma ; Sainz, Neira; Moreno Aliaga, María J.; Guruceaga, Elizabeth; Díaz, Jesús Vicente; Encío Martínez, Ignacio ; Barajas Vélez, Miguel Ángel ; Araña Ciordia, Miriam (MDPI, 2019)
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Type 2 diabetes (T2D) is a complex metabolic disease, which involves a maintained hyperglycemia due to the development of an insulin resistance process. Among multiple risk factors, host intestinal microbiota has received ... -
A fertilisation strategy combining mineral fertiliser and biosolid improves long-term yield and carbon storage in a calcareous soil
Zaragüeta, Armelle; Enrique Martín, Alberto ; Portell Canal, Xavier; Antón Sobejano, Rodrigo ; Virto Quecedo, Íñigo ; Orcaray Echeverría, Luis (MDPI, 2023)
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At a strategic moment for agricultural soils, which are expected to contribute to climate change mitigation through carbon storage while safely feeding a growing world population, the fertiliser strategies used will be ... -
Flipped Classroom como herramienta para fomentar el trabajo colaborativo y la motivación en el aprendizaje de geología
De Soto García, I. S. (Edutec. Asociación para el desarrollo de la tecnología educativa, 2018)
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Vivimos en una sociedad global y multicultural, lo que hace necesario que el profesorado se adapte a esta nueva realidad y asuma cambios profundos en sus prácticas educativas. En este contexto, las TIC pueden ayudar a los ... -
Forest recovery through applied nucleation: effects of tree islet size and disperser mobility on tree recruitment in a temperate landscape
(Elsevier, 2023) Artículo / Artikulua
The plantation of tree islets within deforested areas (applied nucleation) has been proposed as a restoration strategy able to catalyze tree colonization in the matrix with reasonable costs and labor compared to traditional ... -
Forest water-use efficiency: effects of climate change and management on the coupling of carbon and water processes
Zhang, Zhiqiang; Zhang, Lu; Xu, Hang; Creed, Irena F.; Blanco Vaca, Juan Antonio ; Wei, Xiaohua; Sun, Ge; Asbjornsen, Heidi; Bishop, Kevin (Elsevier, 2023)
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Forests are essential in regulating global carbon and water cycles and are critical in mitigating climate change. Water-use efficiency, defined by the ratio of plant productivity per unit water use, is widely used to ... -
From fundamental materials chemistry to sensing applications: unravelling the water adsorption mechanism of a luminescent optical fibre sensor membrane
Cruz Quesada, Guillermo ; Rosales Reina, Beatriz; López Torres, Diego ; Reinoso, Santiago ; López Ramón, María Victoria; Arzamendi Manterola, María Cruz ; Elosúa Aguado, César ; Espinal Viguri, Maialen ; Garrido Segovia, Julián José (Elsevier, 2024)
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This work provides insight into the correlation between the luminescent response of a water-vapour optical fibre sensor and the textural properties of its lanthanide-doped silica coating. To this end, a library of 16 silica ... -
Functional analysis of the taproot and fibrous roots of Medicago truncatula: sucrose and proline catabolism primary response to water deficit
Castañeda Presa, Verónica; Peña, Marlon de la; Azcárate Górriz, Lidia; Aranjuelo Michelena, Iker ; González García, Esther (Elsevier, 2019)
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Root performance represents a target factor conditioning plant development under drought conditions. Moreover, recent root phenotyping studies remark relevant differences on functionality of the different root types. ...
