Results 21 to 30 of about 41,121 (237)
Boriding kinetics of Fe2B layers formed on AISI 1045 steel [PDF]
In the present work, a diffusion model was suggested to study the growth kinetics of Fe2B layers grown on the AISI 1045 steel by the pack-boriding treatment.
Zuno-Silva J. +6 more
doaj +1 more source
A single hybrid origin of cultivated peanut. [PDF]
SUMMARY This study, the first in a three‐part series, lays the foundation for understanding the origin of the peanut crop (Arachis hypogaea). Its subsequent evolution is explored in the two papers that follow. The evidence that A. hypogaea originated from a single hybridization event between Arachis duranensis and Arachis ipaënsis less than 10 000 ...
de Blas FJ +9 more
europepmc +2 more sources
:2021 represents the five-hundred-year anniversary of the fall of Tenochtitlan, the capital of the Aztec empire. This essay addresses the rendering of the events that culminated in the Spanish domination of that region in two texts associated with the ...
Amber Brian
semanticscholar +1 more source
Resumen: La historia de México registra entre sus varios protagonistas a personajes célebres por los hechos gloriosos o vergonzosos en que participaron.
Tomás Serrano Coronado
doaj +3 more sources
Sposisorium reilianum is the causal agent of corn ear smut disease. Eleven genes have been identified in its genome that code for enzymes that could constitute its hemicellulosic system, three of which have been associated with two Endo-β-1,4-xylanases ...
Yuridia Mercado-Flores +3 more
doaj +1 more source
La antropología al servicio del Estado: El Instituto «Bernardino de Sahagún» del CSIC (1941-1970)
The lnstitute «Bernardino de Sahagun», of the High Council for Scientific Research (CSIC), was the main official center for research in anthropology and ethnology during the Franco periord.
Luis Ángel Sánchez Gómez
semanticscholar +1 more source
El autor se centra en el caso concreto de la obra de Fray Bernardino de Sahagún (México, siglo XVI) para estudiar los límites del método de investigación y sus implicaciones no previstas, atendiendo especialmente al sistema de cuestionarios.
Jesús Bustamante
doaj +1 more source
La Segunda Crónica Anónima de Sahagún narra los enfrentamientos entre los burgueses de la villa y los abades Guillermo II, Guillermo III, García y Nicolás.
Carlos Manuel Reglero de la Fuente
doaj +1 more source
The Respiratory Way without Microbial Growth of Paracoccus denitrificans
This study elucidates the effects of Carbon/Nitrogen (C/N) ratios on the respiratory behavior of Paracoccus denitrificans PD1222, a microorganism noted for its metabolic adaptability.
Monserrat Alonso-Vargas +4 more
doaj +1 more source
Background: The supraorbital approach is a modification of the traditional pterional approach, and it offers the benefits of a shorter skin incision and a smaller craniotomy than the pterional approach.
William A. Florez-Perdomo +8 more
doaj +1 more source

