Listar Publicaciones por título
Mostrando ítems 618-637 de 1794
-
Effect of NiO and MoO3 addition on the crystallinity and mechanical properties of α-cordierite and β-cordierite in the MgO-Al2O3-SiO2 system
(2019-03-27)The cordierite is one of the most important phases within the MgO-Al2O3-SiO2 (MAS) system. In this study, the crystallization and microstructure of cordierite was analyzed. Four samples were prepared, which were subjected ... -
Effect of NiO, ZrO2 and TiO2 on the formation of glass-ceramic cordierite in the MgO–Al2O3–SiO2–MoO3 system
(2023-12-27)In glass-ceramic design, the two most crucial factors are composition and microstructure both factors control the ability to form a glass and determines its degree of workability. The composition also determines whether ... -
Effect of Quality Lean Manufacturing Tools on Commercial Benefits Gained by Mexican Maquiladoras
(2021-04-26)Companies implement lean manufacturing (LM) tools in their production processes to reduce waste; however, it is difficult to quantify the effect on benefits gained after their implementation. This article proposes a ... -
Effect of radial clearance and holes as crush initiators on the crashworthiness performance of bi-tubular profiles
(2019-07-01)The use of bi-tubular structures has gained importance in the design of energy absorption systems for protectionof passengers in train collisions. Therefore, it is critical to improve the crashworthiness performance of ... -
Effect of Rare Earth Ce/La Addition on the Microstructure and Hardness of Nickel-Based Superalloy Inconel 718
(XXVIII International Materials Research Congress, 2019-08-19)Superalloy Inconel 718 is employed in aeronautic/aerospace engines, nuclear and chemical industries due to its high oxidation resistance and excellent mechanical properties at elevated temperatures. In recent years, research ... -
Effect of the sintering technique on the ferroelectric and d33 piezoelectric coefficients of Bi0.5(Na0.84K0.16)0.5TiO3 ceramic
(2019-06-13)In the search of lead-free piezoelectric materials, ceramic processing techniques offer potential tools to increase the piezoelectric and ferroelectric properties in addition to new chemical compositions. Powders of pure ... -
Effect of the stoichiometry in La0.7(SrxCa0.3-x)MnO3 by x-ray photoelectron spectroscopy for hyperthermia applications
(2020-07-28)The use of physical properties in magnetic materials is a research area aiming to help overcome the biomaterial problems encountered in hyperthermia cancer treatment. A1-xBxMnO3 nanoparticle structures are one such ... -
Effect of the Sustainable Supply Chain on Business Performance The Maquiladora Experience
(2022-04-11)Mexican maquiladoras have a complex and intensive supply chain because they import raw materials from other countries and export their final products. This paper reports a structural equation model with three independent ... -
Effect of Thermal Barrier Coating on the Thermal Stress of Gas Microturbine Blades and Nozzles
(2020-09-21)Thermal barrier coatings play a key role in the operational life of microturbines because they reduce thermal stress in the turbine components. In this work, numerical computations were carried out to assess new materials ... -
Effect of TPM and OEE on the Social Performance of Companies
(Springer, 2021-06-08)This chapter reports a model of structural equations that integrates three independent variables: Total productive maintenance, just in time and Overall equipment efficiency and the relationship they have with Social ... -
Effect of Trace Ce/La Addition on the Microstructure and Microhardness of Nanostructured Nickel-based Superalloy Inconel 718
(Cambridge University Press, 2019-08-31)The nickel-base superalloy Inconel 718, have excellent properties to be used in high temperature applications, its principal characteristics are: high resistance to oxidation, good mechanical properties in elevated work ... -
EFFECT OF TWO-STEP AGING HEAT TREATMENT AND RARE EARTH ADDITIONS ON THE MICROSTRUCTURE AND MICROHARDNESS OF NANOSTRUCTURED SUPERALLOY INCONEL 718
(Sociedad Mexicana de Materiales, 2022-08-15)Inconel 718 is plenty used in elevated work temperatures because it possesses high resistance to oxidation and good mechanical properties; its principal applications are in aeronautics and aerospace engines, nuclear reactors ... -
Effect of lean manufacturing tools on sustainability: the case of Mexican maquiladoras
(2022-02-02)The Mexican maquiladora industry is applying Lean Manufacturing Tools (LMT) in its production lines; however, few studies have investigated its relationship with sustainability (social, economic, and environmental). This ... -
Effect on Microstructure and Nanoindentation of a AlCoFeMoNi High Entropy Alloy
(2018-08-01)In this work, elemental powders supplied by Alfa Aesar with purity higher than 99.5% in weight Al, Co, Fe, Mo and Ni were initially weighed and mixed. The MA was performed in a high-energy ball mill (SPEX-8000M) for 10 h ... -
Effective Complex Properties for Three-Phase Elastic Fiber-Reinforced Composites with Different Unit Cells
(2021-02-01)The development of micromechanical models to predict the effective properties of multi-phase composites is important for the design and optimization of new materials, as well as to improve our understanding about the ... -
Effective Engineering Constants for Micropolar Composites with Imperfect Contact Conditions
(Springer, 2023-07-13)In this work, the homogenization theory is applied within the framework of three-dimensional linear micropolar media. The fundamental results derived by the asymptotic homogenization method to compute the effective engineering ... -
Effective properties of centro-symmetric micropolar composites with non-uniform imperfect contact conditions
(2023-06-01)In this work, the homogenization theory is addressed within the framework of three-dimensional linear micropolar composite materials with centro-symmetric constituents and non-uniform imperfect interface conditions. The ... -
EFFECTIVE PROPERTIES OF PERIODIC LAMINATED CENTRO-SYMMETRIC MICROPOLAR COMPOSITES WITH NON-UNIFORM IMPERFECT CONTACT CONDITIONS
(Sociedad Mexicana de Materiales, 2022-08-15)The two-scale asymptotic homogenization method (AHM) is implemented for periodic laminated micropolar composites with centro-symmetric constituents and non-uniform imperfect interface contact conditions, i.e., tractions ... -
EFFECTIVE PROPERTIES OF PERIODIC LAMINATED COSSERAT COMPOSITES WITH CENTRO-SYMMETRIC CONSTITUENTS
(Sociedad Mexicana de Materiales, 2022-08-15)In this work, the effective properties of heterogeneous centro-symmetric multi-laminated Cosserat composite materials with isotropic constituents are found by the two-scale asymptotic homogenization method (AHM). The local ...