Results 11 to 20 of about 18,420 (204)

Sección de metalurgia [PDF]

open access: yesIngeniería e Investigación, 1982
En este artículo se presentan las actividades que desarrolla la Sección de Metalurgia.
Julio Toro E., Álvaro Castro P.
doaj   +8 more sources

Topotactic engineering of high-entropy (oxy) hydroxide nanotubes for enhanced photocatalysis [PDF]

open access: yesScientific Reports
This study introduces a novel topotactic synthesis method for CeCoNiAlGa high-entropy oxyhydroxide (HE-OOH) nanotubes utilizing multiwalled carbon nanotubes (MWCNTs) as the parent crystal.
Sarahi Pacheco-Espinoza   +5 more
doaj   +2 more sources

Minería y metalurgia antiguas

open access: yesSAFEMM, 2012
En los últimos años, el conocimiento de las minas y de las metalurgias antiguas ha experimentado notables progresos. Este libro, dedicado esencialmente a la Península Ibérica –una de las más grandes regiones productoras de metales de la Antigüedad-, pero que también dedica dos artículos de fondo sobre el Laurión (Grecia) y Rumanía, muestra los logros ...
Estelle Camizuli
core   +4 more sources

Capítulo XXXII. Metalurgia

open access: yes, 2005
Le seul objet en métal recueilli à Tamtok est un petit GRELOT en « bronze » à l’arsenic. Ce grelot qui fut trouvé dans des déblais, avait sans doute été fondu sur place, à la cire perdue, car il contenait encore la partie interne de son moule, fait d’argile et de graphite.
Guy Stresser-Péan   +1 more
exaly   +2 more sources

ACE2- and HR2-Mimetic Peptides Inhibit Replication of Two SARS-CoV-2 Variants. [PDF]

open access: yesJ Med Virol
ABSTRACT Several therapeutic approaches to inhibiting severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) focus on blocking the virus's entry mechanism. This can be blocked in two ways: by interacting with the receptor‐binding domain (RBD) of the spike protein and human angiotensin‐converting enzyme 2 (ACE2), and by blocking viral‐cellular ...
Zúñiga-Hernández ME   +5 more
europepmc   +2 more sources

Boosting Fast-Charging Performance of Ni-Rich NCM9055 Cathodes with Nb<sub>2</sub>O<sub>5</sub> Dual Functional Modification. [PDF]

open access: yesAdv Sci (Weinh)
A dual‐functional Nb2O5 modulation strategy is reported to overcome kinetic limitations in Ni‐rich cathodes. The formation of LiNbO3 phase at the grain boundary of the polycrystalline NCM9055 cathode preserves a radially aligned microstructure and establishes fast lithium‐ion pathways.
Rao T   +11 more
europepmc   +2 more sources

Stability of Synthesized Brushite in Physiological Media for the Possible Bone-Regenerative Use. [PDF]

open access: yesInt J Biomater
The advancement of science and technology has helped humans solve different problems related to their health. Among these applications are biomaterials, which are materials synthesized by humans for medical or biological use, representing a market and innovation with potential.
Delgado-Morales V   +6 more
europepmc   +2 more sources

La actividad metalúrgica en la Edad del Bronce del sudeste de la Península Ibérica: tecnología e interpretación cultural

open access: yesTrabajos de Prehistoria, 1992
La investigación sobre la Edad del Bronce ha otorgado, en general, una gran importancia a la metalurgia como factor explicativo de la complejidad social detectada en este periodo, y a ello no ha escapado la cultura de El Argar, ubicada en el Sudeste de ...
Ignacio Montero Ruiz
doaj   +1 more source

Biosorción de iones cobre con biomasa de algas y orujos deshidratados

open access: yesRevista de Metalurgia, 2011
Se realizaron experimentos de biosorción batch y en continuo para remover cobre desde soluciones acuosas usando como adsorbentes algas verdes y residuos de aceituna en condiciones vírgenes y activadas químicamente.
P. Tapia   +5 more
doaj   +1 more source

A Review of the Factors That Can Increase the Risk of Sulfide Stress Cracking in Thermomechanical Controlled Processed Pipeline Steels

open access: yesAdvanced Engineering Materials, Volume 25, Issue 21, November 2023., 2023
The mechanisms involved in sulfide stress cracking (SSC) in thermomechanical controlled processed (TMCP) steels from three perspectives are focused on: the microstructure constituents of TMCP steels; environmental factors; and fracture mechanism of SSC.
Sarah Hiew Sze Kei   +3 more
wiley   +1 more source

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