Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Mariana Walter"'
Autor:
Marta Conde, Mariana Walter
Publikováno v:
Engaging Science, Technology, and Society, Vol 8, Iss 1 (2022)
This paper examines alliances between scientists and local groups in the context of environmental justice conflicts. We analyze the trajectories of two white male scientific experts collaborating with activist groups in mining and nuclear conflicts a
Externí odkaz:
https://doaj.org/article/f566cebab1c8473dbd17af7942657828
Publikováno v:
Nanomaterials, Vol 13, Iss 3, p 428 (2023)
Silver nanoparticles (AgNPs) have been extensively studied during recent decades as antimicrobial agents. However, their stability and antibacterial activity over time have yet to be sufficiently studied. In this work, AgNPs were coated with differen
Externí odkaz:
https://doaj.org/article/bbb4bf95f838467087c3d01448e7de04
Autor:
Javier Espinoza-Vergara, Paulo Molina, Mariana Walter, Miguel Gulppi, Nelson Vejar, Francisco Melo, Marcela Urzua, Hugo Muñoz, José H. Zagal, Xiaorong Zhou, Manuel I. Azocar, Maritza A. Paez
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 9 (2021)
The influence of pH on the electrochemical behavior of hydrogen peroxide in the presence of Pseudomonas aeruginosa was investigated using electrochemical techniques. Cyclic and square wave voltammetry were used to monitor the enzymatic activity. A mo
Externí odkaz:
https://doaj.org/article/f187b516a053461d8cc74a5de209f92a
Autor:
Camila Arcos, Lisa Muñoz, Deborah Cordova, Hugo Muñoz, Mariana Walter, Manuel I. Azócar, Ángel Leiva, Mamié Sancy, Gonzalo Rodríguez-Grau
Publikováno v:
Polymers, Vol 14, Iss 23, p 5220 (2022)
In this study, the effect of the recycling process and copper particle incorporation on virgin and recycled pellet HDPE were investigated by thermo-chemical analysis, mechanical characterization, and antibacterial analysis. Copper particles were adde
Externí odkaz:
https://doaj.org/article/69f2dce332d84989bc8182ec637cf19a
Autor:
Consuelo Pacheco, Nicolás De Palma, Jonathan Moreno, Mariana Walter, Juliana Piña, Mónica A. Nazareno
Publikováno v:
Tecnología y Ciencia, Iss 30, Pp 297-304 (2018)
La cáscara de naranja resulta un residuo industrial cuyo mesocarpio es rico en el flavonoide hesperidina. Si se desea obtener extractos a partir del residuo mencionado es necesario recurrir a su deshidratación para facilitar su almacenamiento, dism
Externí odkaz:
https://doaj.org/article/f1bdbcb4120b40bdb89ba0b716b8cbe0
Publikováno v:
Tecnología y Ciencia, Iss 30, Pp 373-381 (2018)
En este trabajo se propone un método para caracterizar seis clases distintas de pellets de polietileno comerciales mediante análisis de imágenes digitales. Utilizando el software ImageJ, se definen el tamaño y la forma considerando que las partí
Externí odkaz:
https://doaj.org/article/8df1c9ee053547a197176450ca93fd15
Publikováno v:
Journal of Political Ecology, Vol 23, Iss 1, Pp 467-491 (2016)
Firstly, we present some environmental conflicts gathered in 2016 in the EJAtlas, selecting a few that have implied deaths of environmental defenders around the world including India and South America. Such conflicts arise from changing trends in the
Externí odkaz:
https://doaj.org/article/9db33ae2bfe44fbe85c5df5de60e14eb
Autor:
Javier Espinoza, Alejandro Urzúa, Loreto Sanhueza, Mariana Walter, Paola Fincheira, Patricia Muñoz, Leonora Mendoza, Marcela Wilkens
Publikováno v:
Frontiers in Microbiology, Vol 10 (2019)
Staphylococcus aureus is a serious human pathogen that is highly adaptive to environmental conditions and rapidly develops antibiotic resistance. The use of efflux pumps to reduce antibiotic concentrations at the intracellular level is one of the mai
Externí odkaz:
https://doaj.org/article/e23917bc4c83403296b354904902aba1
Autor:
Leah Temper, Sofia Avila, Daniela Del Bene, Jennifer Gobby, Nicolas Kosoy, Philippe Le Billon, Joan Martinez-Alier, Patricia Perkins, Brototi Roy, Arnim Scheidel, Mariana Walter
Publikováno v:
Environmental Research Letters, Vol 15, Iss 12, p 123004 (2020)
In this article we undertake a systematic mapping of 649 cases of resistance movements to both fossil fuel (FF) and low carbon energy (LCE) projects, providing the most comprehensive overview of such place-based energy-related mobilizations to date.
Externí odkaz:
https://doaj.org/article/891af5ce59374409b9fa07e2a4870753
Autor:
Maialen Aldabaldetrecu, Laura Tamayo, Romina Alarcon, Mariana Walter, Edison Salas-Huenuleo, Marcelo J. Kogan, Juan Guerrero, Maritza Paez, Manuel I. Azócar
Publikováno v:
Molecules, Vol 23, Iss 7, p 1629 (2018)
The antibacterial effects against Staphylococcus epidermidis of five silver carboxylate complexes with anti-inflammatory ligands were studied in order to analyze and compare them in terms of stability (in solution and after exposure to UV light), and
Externí odkaz:
https://doaj.org/article/7c671ac976a84672932315501761eccf