Results 1 to 10 of about 1,234,652 (263)

H-industria. Revista de historia de la industria y el desarrollo en América Latina

open access: yesH-Industri@, 2023
H-industria. Revista de historia de la industria y el desarrollo en América Latina, 17 (33), Segundo Semestre 2023.
Revista H-industria
doaj   +1 more source

Synthesis of glycerol carbonate from glycerin with CaCO3 in a batch reactor

open access: yesDesigned Monomers and Polymers, 2022
In the present work, a reaction methodology was implemented using a batch reactor, which synthesized glycerol carbonate (GC) using glycerin and CaCO3. A crystallographic analysis of CaCO3 was performed to determine its crystalline form.
Ana Beatriz Morales Cepeda   +4 more
doaj   +1 more source

Un beau fleuve

open access: yesVoix Plurielles, 2020
ARTIndustria Sans titre (Pylon), 2017 Néon en verre soufflé artisanal, métal, câble, caoutchouc, commutateurs électriques, 2 éléments, chacun 109,22 cm.
ART Industria
doaj   +1 more source

A preconditioner for the Schur complement matrix [PDF]

open access: yes, 2006
A preconditioner for iterative solution of the interface problem in Schur Complement Domain Decomposition Methods is presented. This preconditioner is based on solving a global problem in a narrow strip around the interface.
Dalcin, Lisandro Daniel   +5 more
core   +2 more sources

H-industria. Revista de historia de la industria y el desarrollo en América Latina

open access: yesH-Industri@, 2022
H-industria. Revista de historia de la industria y el desarrollo en América Latina, 16 (31), Segundo Semestre 2022.
Revista H-industria
doaj   +2 more sources

Discriminación de precios de segundo grado: el caso de tarifas multi-clase para el registro marcario en Colombia

open access: yesRevista Facultad de Ciencias Económicas, 2013
Este documento presenta una aplicación de discriminación de segundo grado a las tarifas de propiedad industrial, en particular al sistema multi-clase, esto a propósito de la adhesión de Colombia al Protocolo de Madrid en 2011. La metodología consistió en
Juan Pablo Herrera Saavedra   +3 more
doaj   +1 more source

Interference between resonant and Auger mechanisms for charge-exchange processes near surfaces [PDF]

open access: yes, 2003
In this work we solve the dynamics of the Newns-Anderson Hamiltonian supplemented with Auger termsand analyze the case of He1 scattered off an Al ~100! surface.
García, Evelina Andrea   +3 more
core   +1 more source

Novel Microscopic Mechanism of Intermixing during Growth on Soft Metallic Substrates [PDF]

open access: yes, 2000
Generic computer simulations using empiric interatomic potentials suggest a new, collective mechanism that could be responsible for mixing at heteroepitaxial interfaces.
Camarero, J.   +7 more
core   +1 more source

Quantity discrimination in angelfish, Pterophyllum scalare: a novel approach with food as the discriminant [PDF]

open access: yes, 2018
311637, NSERC, Natural Sciences and Engineering Research Council of Canada; Ministerio de Economía, Industria y Competitividad, Gobierno de ...
Díaz Sotelo, E.   +2 more
core   +2 more sources

Comportamiento Cinemático del Secado de Madera en Horno Solar del Programa Institucional de la Madera (PIMA)

open access: yesEl Higo, 2023
El estudio consistió en el diseño de un sistema autómata para mejorar el proceso de secado de madera en las instalaciones del programa institucional de la madera (PIMA) de la UNI RUPAP.
Mary Triny Gutiérrez Mendoza   +3 more
doaj   +1 more source

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