Results 11 to 20 of about 94,929 (187)
La temperatura de la intercara arrabio/refractario como variable determinante de los mecanismos de corrosión del crisol del horno alto [PDF]
Revista de Metalurgia, 1998 El desgaste de materiales en el horno alto puede realizarse bajo la consideración de mecanismos estrictamente abrasivos o con el predominio de las componentes químicas y erosivas resultantes de la circulación de fluidos sobre el refractario. No obstante,
L. F. Verdeja +3 more
doaj +4 more sources
Foraging strategies, craniodental traits, and interaction in the bite force of Neotropical frugivorous bats (Phyllostomidae: Stenodermatinae). [PDF]
Ecol Evol, 2021 Abstract Bats in the family Phyllostomidae exhibit great diversity in skull size and morphology that reflects the degree of resource division and ecological overlap in the group. In particular, the subfamily Stenodermatinae has high morphological diversification associated with cranial and mandibular traits that are associated with the ability to ...
García-Herrera LV +6 more
europepmc +2 more sources
The afterlives of political violence in Argentina: The gendered body and everyday cruelty
The Journal of Latin American and Caribbean Anthropology, Volume 28, Issue 1, Page 42-52, March 2023., 2023 Abstract While the last decade in Argentina saw an expansion of civil rights and an increased awareness of gendered violence, prison conditions for women deteriorated. A prominent example took place in Buenos Aires in May 2014 when thirty women in ‘Unidad 31’ were violently transferred to make space for men convicted of crimes against humanity during ...
Leyla Savloff
wiley +1 more source
Guanaco colonisation of Tierra del Fuego Island from mainland Patagonia: Walked, swam, or by canoe?
Geo: Geography and Environment, Volume 9, Issue 2, July‐December 2022., 2022 A geographical and biological puzzle that has perplexed scientists since the late 1800s working in southern South America: why are there so few vertebrates on the island of Tierra del Fuego compared to the adjacent Patagonia mainland, including the absence of the ubiquitous Guanaco (Lama guanicoe), wild camelid of the south? An interdisciplinary search
William L. Franklin
wiley +1 more source
Revista de Metalurgia, 2002 La tasa de inyección de combustibles fósiles está limitada a causa de la caída de la temperatura de llama en el raceway (cavidad frente a las toberas) y a problemas en la región del "hombre muerto" y en la zona cohesiva.
A. I. Babich +6 more
doaj +1 more source
Situación estimada de la zona cohesiva en el horno alto
Revista de Metalurgia, 2010 En planta piloto se fabrica una serie de sinterizados a partir de mezclas minerales como las utilizadas en el horno alto. Se caracterizan los sinterizados mediante análisis químico y granulométrico y determinación de las temperaturas de reblandecimiento ...
A. Cores +4 more
doaj +1 more source
Conservation Biology, Volume 28, Issue 1, Page 177-186, February 2014., 2014 Abstract We used aerial photographs, satellite images, and field surveys to monitor forest cover in the core zones of the Monarch Butterfly Biosphere Reserve in Mexico from 2001 to 2012. We used our data to assess the effectiveness of conservation actions that involved local, state, and federal authorities and community members (e.g., local landowners ...
OMAR VIDAL +2 more
wiley +1 more source
Wildlife Biology, Volume 14, Issue 1, Page 44-51, March 2008., 2008 Abstract Over the last decades, wolf Canis lupus predation in northern Spain has focused on wild ungulates, even though livestock and other prey, such as other carnivores and small mammals, and garbage have been available. During 1994 and 1995, we studied the impact of wolf predation on wild boar Sus scrofa in four study areas in Asturias, Spain.
Carlos Nores +2 more
wiley +1 more source
Furnaces, minerals and slags: an approximation to extractive metallurgy in the puna of jujuy during pre-hispanic and colonial times [PDF]
, 2014 Se presentan los resultados de los análisis arqueométricos realizados sobre escorias recuperadas en seis sitios arqueológicos de la Puna de Jujuy (Argentina), uno probablemente de época prehispánica tardía y los otros cinco de época colonial.
Angiorama, Carlos Ignacio +2 more
core +2 more sources
Prospectiva, 2017 El presente trabajo analiza las propiedades físicas de tasa de absorción inicial agua TIA y porcentaje de absorción final de agua a las 24 horas y las propiedades mecánicas de resistencia a la compresión y a la flexión, respecto a los perfiles de ...
Edwin Edgardo Espinel Blanco +2 more
doaj +1 more source