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One of the pioneering applications of foam is in enhanced oil recovery (EOR). A major stumbling-block to the success of foam application in EOR is the adverse influence of oil on foam stability. The objectives of the present work were to evaluate the effects of various surfactants and hydrocarbon...


Osei Bonsu, KofiShokri, NimaGrassia, Paul[Foam stability in the presence and absence of hydrocarbons: From bubble- to bulk-scale]Foam stability in the presence and absence of hydrocarbons: From bubble- to bulk-scale

The source/sink relationship affects plant production and fruit quality in the field. This study aims to evaluate leaf and fruit traits of two field-grown blueberry cultivars as affected by variability of source/sink ratio (expressed as cm(2) leaf area-to-fruit number ratio) at fruiting cane leve...


Jorquera Fontena, E.Pastenes, C.Merino Gergichevich, C.Franck, N.[Effect of source/sink ratio on leaf and fruit traits of blueberry fruiting canes in the field]Effect of source/sink ratio on leaf and fruit traits of blueberry fruiting canes in the field

In this study, the morphology and ultrastructure of Genypterus blacodes spermatozoa were characterized through scanning and transmission electron microscopy. Findings revealed that the G. blacodes spermatozoa can be differentiated into three major parts: a spherical head without an acrosome (typi...


Dumorne, KellyValdebenito Isler, IvánRisopatron, JennieFigueroa Villalobos, ElíasDiaz, RommyFarias, Jorge[Morphology and ultrastructure of pink cusk-eel (Genypterus blacodes, Schneider 1801) spermatozoa by scanning and transmission electron microscopy]Morphology and ultrastructure of pink cusk-eel (Genypterus blacodes, Schneider 1801) spermatozoa by scanning and transmission electron microscopy

In the last decade, hyaluronan (HA, polyanion) and chitosan (CHI, polycation) biopolymers have been assembled by layer-by-layer (LbL) for the synthesis of antibacterial coatings. As electrostatic interactions are the main driving force for the formation of LbL films, pH and ionic strength (IS) ar...


Hernandez Montelongo, J.Nascimento, V. F.Hernandez Montelongo, R.Beppu, M. M.Cotta, M. A.[Fractal analysis of the formation process and morphologies of hyaluronan/chitosan nanofilms in layer-by-layer assembly]Fractal analysis of the formation process and morphologies of hyaluronan/chitosan nanofilms in layer-by-layer assembly

This paper explores the challenges posed by the development of intercultural communicative competence (ICC) in relation to teacher training in the postcolonial Chilean context. Through a review of bibliographic sources it is recognized that the preparation of new teachers (indigenous and non-indi...


Quintriqueo Millán, SegundoTorres, HectorSanhueza, SusanFriz, Miguel[Intercultural communicative competence: teacher training in the postcolonial Chilean context]Intercultural communicative competence: teacher training in the postcolonial Chilean context

The aim of this research is to analyze the relationship between school, play and sport, from a sociocultural, critical and decolonial positioning. In order to do so, it exposes itself to the idea of epistemicide, understood as the way in which modern epistemology destroys its own cultural compone...


Moreno Dona, AlbertoHortiguela Alcala, DavidCarter Thuillier, Bastián[School and Sport as 'Epistemicic Ludic' in the Abya Yala Cultures]School and Sport as 'Epistemicic Ludic' in the Abya Yala Cultures
Carcamo, Rodrigo A.Vermeer, Harriet J.De la Harpe Palma, Christianvan der Veer, Renevan IJzendoorn, Marinus H.[The Quality of Childcare in Chile: Its Stability and International Ranking]The Quality of Childcare in Chile: Its Stability and International Ranking
Crivelli, IGAndrade, CFrancois, MABoys, DHaberland, ASegura, RLeiva, AMLoeb, B[Experimental evidence of the disproportionation equilibrium in copper mixed-valence complexes]Experimental evidence of the disproportionation equilibrium in copper mixed-valence complexes
De los Rios, PatricioSoto, Doris[Eutrophication and dominance of daphnids (Crustacea) in a deep Patagonian lake (Lake Llanquihue, Chile)]Eutrophication and dominance of daphnids (Crustacea) in a deep Patagonian lake (Lake Llanquihue, Chile)

Chusquea quila or 'quila', is one of the most abundant lesser-known species from Chile, and for many years it has created problems for farmers in the southern part of this country. In this study, it was examined as a promising resource for high-tech materials. The chemical and physical properties...


Oliveira, Patricia E.Cunha, Ana G.Reyes, GuillermoGacitua, WilliamPetit Breuilh, Ximena[Chusquea quila, a Natural Resource from Chile: Its Chemical, Physical, and Nanomechanical Properties]Chusquea quila, a Natural Resource from Chile: Its Chemical, Physical, and Nanomechanical Properties

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