Results 21 to 30 of about 420 (185)

El tonalli y el calor vital: algunas precisiones

open access: yesAnales de Antropología, 2009
En su libro Cuerpo humano e ideología (1980/1996), López Austin identificó tres principales tipos de alma en la cosmovisión mexica. Entre ellas, el tonalli es la que arrojó mayor cantidad de datos. Sin embargo, de entonces a la fecha, se ha producido una
Roberto Martínez González
doaj   +1 more source

WSPLK: A systematic approach to the thermodynamic characterization of light and heavy Mexican crude oil

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract A streamlined characterization framework (WSPLK) is presented for modelling complex reservoir fluids using cubic equations of state. The key methodological contribution is the introduction of a single global parameter ε directly into Pedersen's boiling‐point correlation, restoring pure‐component calibration and eliminating the need for ...
Angélica Merlo‐Robredo   +3 more
wiley   +1 more source

Antigüedad y significado de los relieves de Acalpixcan, D. F. (México)

open access: yesAnales de Antropología, 2011
Este artículo hace una descripción de los relieves encontrados en el año de 1894  en un poblado de Santa Cruz Acalpixcan y que contienen diversos símbolos religiosos que han sido interpretados de distintas maneras, por distintos autores.
Eduardo Noguera Auza
doaj   +1 more source

Green and sustainable synthesis of magnetite from copper slag via citrate complexation for methylene blue dye removal from water

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study proposes a novel, green, and sustainable method for synthesizing magnetic iron oxides from metallurgical copper slag (CS), leveraging its iron content as a valuable resource. Iron was extracted via acid leaching using edible citric acid (ECA), forming a citrate–iron complex (CSL), which was subsequently thermally decomposed at 300°C
Melisa Portilla‐Sangabriel   +4 more
wiley   +1 more source

Algunos hallazgos arqueológicos en el centro de la ciudad de México

open access: yesAnales de Antropología, 2010
Este artículo es un breve resumen acerca de los hallazgos más significativos hechos en el Zócalo de la Ciudad de México y en algunos de sus alrededores.
Adrián Valverde
doaj   +1 more source

La Llorona e suas metamorfoses: um símbolo de deusa à lenda

open access: yesRevista Investigações, 2021
La Llorona, principal lenda mexicana, sofreu alterações ao longo dos anos atreladas ao seu simbolismo original. Neste artigo, analisaremos sua metamorfose iniciando pelo seu gênesis nos relatos sobre Cihuacóatl e os Presságios Funestos em Canción de los
Brenda Larissa de Oliveira Xavier Bertulino
doaj   +1 more source

One century of teaching, research, and innovation in chemical engineering in Mexico: The role of chemical engineering in the background and future of polymer science and industrial production in Mexico

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Timeline of key academic milestones and individuals that shaped chemical engineering at FQ‐UNAM and in Mexico. Abstract One hundred years after the beginning of the teaching of Chemical Engineering in Mexico, which started in 1925 in the former National School of Chemical Sciences, currently Faculty of Chemistry (FQ) at National Autonomous University ...
Patricia Pérez‐Salinas   +2 more
wiley   +1 more source

Papel de los pillis de tecali en la sociedad prehispánica del siglo XVI

open access: yesAnales de Antropología, 2010
Después de analizar las principales características de la estructura económica y social de Tecali (Puebla, México) , antes de la llegada de los españoles, la autora demuestra el rol de los nobles (pillis) es la consecuencia de tres tipos de relaciones ...
Mercedes Olivera
doaj   +1 more source

Extrapolation strategy matters when transferring ecological niche models: new visualization tools for informed decisions

open access: yesEcography, EarlyView.
Abstract Ecological niche models (ENMs) are commonly used to predict species' potential distributions across space and time, allowing researchers and practitioners to assess invasion risk, estimate the impacts of future climate change, and reconstruct past distributions.
Gonzalo E. Pinilla‐Buitrago   +2 more
wiley   +1 more source

Escultura conceptual mexica: la simbiosis águila-felino

open access: yesAnuario de Estudios Americanos, 1996
En las páginas que siguen se analiza una obra escultórica de sobresaliente factura, que se conserva en el Museo Nacional de Antropología de México D.F.
Ignacio Díaz Balerdi
doaj   +1 more source

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