Type IIB parabolic (p, q)-strings from M2-branes with fluxes by M. P. García del Moral, C. las Heras, A. Restuccia

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Scalar Field Cosmology from a Modified Poisson Algebra by Genly Leon, Alfredo D. Millano, Andronikos Paliathanasis

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Enhancing cooperative learning and student motivation with gamification strategies: A case study in industrial engineering by Laia Lluch Molins, Francis Yorka Balbontin Escorza, Nelida Sullivan Campillay

“…It should be noted that the course was planned to be taught in classroom mode, due to the COVID-19 pandemic, for both academics and students, it was a challenge and a learning achievement to teach the course online, since the University of Antofagasta was not prepared to teach classes in virtual mode. …”
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Valoración de la calidad en la cadena de suministro de la minería del cobre en Chile by Orlando Francisco Gahona Flores

“… El objetivo de esta investigación es generar nuevo conocimiento sobre la valoración de la calidad en la cadena de suministro de la minería del Cobre localizada en la región de Antofagasta en Chile, a través de la información obtenida en la aplicación de una encuesta a directivos de las compañías mineras en el año 2018 y entregar recomendaciones que permitan obtener mayores niveles de productividad y eficiencia en dicha industria. …”
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The Chemical Compositions of Essential Oils Derived from <i>Cryptocarya alba</i> and <i>Laurelia sempervirens</i> Possess Antioxidant, Antibacterial and Antitumoral Activity Potent... by Jorge Touma, Myriam Navarro, Betsabet Sepúlveda, Alequis Pavon, Gino Corsini, Katia Fernández, Claudia Quezada, Angelo Torres, María José Larrazabal-Fuentes, Adrian Paredes, Ivan Neira, Matías Ferrando, Flavia Bruna, Alejandro Venegas, Jessica Bravo

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Cardiorespiratory optimal point as a submaximal evaluation tool in endurance athletes: An exploratory study by Alexis Oyarzo-Aravena, Alexis Oyarzo-Aravena, Alexis Arce-Alvarez, Camila Salazar-Ardiles, Camila Salazar-Ardiles, Rodrigo Ramirez-Campillo, Cristian Alvarez, Camilo Toledo, Mikel Izquierdo, Mikel Izquierdo, David C. Andrade

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Surface Morphologies in a Mars-Analog Ca-Sulfate Salar, High Andes, Northern Chile by Nancy W. Hinman, Michael H. Hofmann, Kimberly Warren-Rhodes, Michael S. Phillips, Nora Noffke, Nathalie A. Cabrol, Guillermo Chong Diaz, Cecilia Demergasso, Cinthya Tebes-Cayo, Oscar Cabestrero, Janice L. Bishop, Virginia C. Gulick, Virginia C. Gulick, David Summers, Pablo Sobron, Michael McInenly, Jeffrey Moersch, Constanza Rodriguez, Philippe Sarazzin, Kevin L. Rhodes, Camila Javiera Riffo Contreras, David Wettergreen, Victor Parro

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Activity of Semi-Synthetic Mulinanes against MDR, Pre-XDR, and XDR Strains of <i>Mycobacterium tuberculosis</i> by María Alejandrina Martínez-González, Luis Manuel Peña-Rodríguez, Andrés Humberto Uc-Cachón, Jorge Bórquez, Mario J. Simirgiotis, Hugo Brígido Barrios-García, Rogelio Hernández-Pando, Luis Alberto Loyola, Carlos Areche, Angel de Jesús Dzul-Beh, Jorge Alberto Barrios-Payán, Dulce Mata-Espinosa, Fabiola Escalante-Erosa, Karlina García-Sosa, Gloria María Molina-Salinas

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Microbial Hotspots in Lithic Microhabitats Inferred from DNA Fractionation and Metagenomics in the Atacama Desert by Dirk Schulze-Makuch, Daniel Lipus, Felix L. Arens, Mickael Baqué, Till L. V. Bornemann, Jean-Pierre de Vera, Markus Flury, Jan Frösler, Jacob Heinz, Yunha Hwang, Samuel P. Kounaves, Kai Mangelsdorf, Rainer U. Meckenstock, Mark Pannekens, Alexander J. Probst, Johan S. Sáenz, Janosch Schirmack, Michael Schloter, Philippe Schmitt-Kopplin, Beate Schneider, Jenny Uhl, Gisle Vestergaard, Bernardita Valenzuela, Pedro Zamorano, Dirk Wagner

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Novel Oxime Synthesized from a Natural Product of <i>Senecio nutans</i> SCh. Bip. (Asteraceae) Enhances Vascular Relaxation in Rats by an Endothelium-Independent Mechanism by Javier Palacios, Adrián Paredes, Marcelo A. Catalán, Chukwuemeka R. Nwokocha, Fredi Cifuentes

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Physical and chemical characteristics of active sulfur flows observed at Lastarria volcano (northern Chile) in January 2019 by Manuel Inostroza, Bárbara Fernandez, Felipe Aguilera, Felipe Aguilera, Susana Layana, Thomas R. Walter, Martin Zimmer, Augusto Rodríguez-Díaz, Marcus Oelze, Marcus Oelze

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Two New Species of <i>Encotyllabe</i> (Monogenea: Capsalidae) from Brazil: Morphological and Molecular Evidence by Naraiana Taborda, Fabiola A. Sepulveda, Jose L. Luque, Rubén Escribano, Marcelo E. Oliva

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Leaching of Copper Concentrate with Iodized Salts in a Saline Acid Medium: Part 1—Effect of Concentrations by César I. Castellón, María E. Taboada

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Childhood Obesity and Plasma Micronutrient Deficit of Chilean Children between 4 and 14 Years Old by Oscar Castillo-Valenzuela, Lissette Duarte, Miguel Arredondo, Germán Iñiguez, Luis Villarroel, Francisco Pérez-Bravo

“…Setting: This study included 1235 children from schools in Santiago (central area), Antofagasta (northern area), and Concepcion (southern area) in Chile. …”
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Assessment of the Supply Chain under Uncertainty: The Case of Lithium by Daniel Calisaya-Azpilcueta, Sebastián Herrera-Leon, Freddy A. Lucay, Luis A. Cisternas

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First-principles calculations of hematite (α-Fe2O3) by self-consistent DFT+U+V by Nelson Naveas, Ruth Pulido, Carlo Marini, Jacobo Hernández-Montelongo, Miguel Manso Silván

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Intromisión de fenómenos lingüísticos de las redes sociales en textos académicos formales: un estudio de caso by Carola Herrera, Frank Honores Barrios, Diana Cortés Pérez, Fernanda Marin Cisternas

“…Por lo anterior, el objetivo de esta investigación es analizar la incidencia de las pautas de escritura del género discursivo digital Whatsaap en el discurso académico formal de los estudiantes de 4° medio de un liceo de la comuna de Antofagasta. El estudio se plantea como una investigación no experimental, desde un enfoque mixto, es transaccional-exploratorio y descriptivo. …”
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Casimir effect in 2+1 Hořava gravity by Claudio Bórquez, Byron Droguett

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Crystal structure of (1S*,2R*,9R*,10S*)-2,10-diacetoxi-13-oxabicyclo[ 7.3.1]tridec-5-ene, C16H24O5 by Bobadilla I. Brito, Gunter O. Wittke, Martin J. D., Brouard I.

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Embedding of the Georgi-Glashow SU(5) model in the superconformal algebra by P. D. Alvarez, R. A. Chavez, J. Zanelli

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