Resultados de búsqueda - ((peso OR ende) OR (presente OR (compcppcppcppcppcppcppcppando OR compcppcppcppcppcppcppcppando)))

Fundamentos del método científico = (Fundamentals of the scientific methodology) por Badii Zabeh, Mohammad Hosein

“…The basic concepts and definitions in relation to research methodology are presented. The concept of data collection as a basic requisite in any scientific work is discussed. …”
Enlace del recurso

Estudio y clasificación de los riesgos legales de la innovación financiera (Study and classification of legal risks in finance innovation) por Ceballos, D., Miró, M.

“…By its novelty, the innovation can imply a change in regulation, although the financial activity goes towards its self-regulation. Our aim is to present a taxonomy in six categories of legal risks that we find associated to a financial innovation. …”
Enlace del recurso

Desarrollo conceptual de los factores críticos de éxito en la adquisición y fusión de empresas: contexto para un estudio de organizaciones mexicanas por Rodríguez Miechielsen, Alejandro Javier, Alarcón Martinez, Gustavo Juan, Mendoza Gómez, Joel

“…Abstract: This paper presents a conceptual development on the variables that make up the processes of acquisition and merger holding companies in pursuit of greater strategic value creation. …”
Enlace del recurso

El discurso jurídico mexicano y su traducción al inglés por Martínez Flores, María Eugenia

“…En un primer acercamiento al recurso lingüístico pragmático de la atenuación que se manifiesta claramente en el texto jurídico, se analiza en un decreto de divorcio los elementos atenuadores presentes en dicho documento en un segmento de un decreto de divorcio. …”
Enlace del recurso

Reflexiones sobre la práctica docente en la educación en ciencias por Arizpe Islas, Jorge Luis, Flores Moreno, Norma Esthela

“…ABSTRACT This paper describes some of the issues that take place in the practices of the process teaching-learning of sciences (physics, biology and math) besides is about the tendencies that occur to get over it. This document presents some of the common errors that take place in a common day teaching and the way to get the solutions. …”
Enlace del recurso

Lipoinjection and Multiple Internal Cuts for Congenital Constriction Bands: A New Treatment Approach por Castro Govea, Yanko, Vela Martínez, Amin, Treviño García, Luis Alberto

“…We propose an alternative surgical procedure for the treatment of congenital constriction bands that obviates the need for Z-plasties and eliminates the constriction band. Methods We present the case of a 36-year-old woman with a congenital constriction band of the leg. …”
Enlace del recurso

Fundamental Analysis of the Perturbation Rejection Characteristics of Single-Input-Multiple-Output Systems Subject to Multiple Perturbations por Amézquita Brooks, Luis Antonio, Licéaga Castro, Jesús Ulises, Licéaga Castro, Eduardo, Martínez Vázquez, Daniel Librado, García Salazar, Octavio

“…This article analyzes the structural properties, stability, and perturbation rejection characteristics of SIMO systems. The article presents fundamental conclusions regarding the relationship of the main control loop and the perturbation rejection characteristics of the secondary outputs. …”
Enlace del recurso

Fluctuations in phenolic content, ascorbic acid and total carotenoids and antioxidant activity of fruit beverages during storage por Castro López, Cecilia, Sánchez Alejo, Ernesto Javier, Saucedo Pompa, Saul, Rojas, Romeo, Aranda Ruiz, Juana, Martínez Ávila, Guillermo Cristian Guadalupe

“…The influence of storage temperature (4, 8 and 11 °C) during the product shelf-life (20 days) was evaluated. Pomegranate Juice presented the highest values for antioxidant activity by DPPH• assay (552.93 ± 6.00 GAE μg mL−1), total carotenoids (3.18 ± 0.11 βCE μgmL−1), and total phenolic content (3967.07 ± 2.47 GAE μg mL−1); while Splash Blend recorded the highest levels of ascorbic acid (607.39 ± 2.13 AAE μg mL−1). …”
Enlace del recurso

Numerical study on the combustion process of a biogas spark-ignition engine por Carrera, José, Riesco, José, Martínez, Simón, Sánchez, Fausto, Gallegos, Armando

“…The use of this fuel is also attractive from the standpoint of global warming because its ap- plication does not register a net emission of carbon dioxide into the atmosphere possible use for this fuel is to feed the spark-ignition internal combustion en- gines. In the present, there is little information available about the process of com- bustion in internal combustion engines fueled by biogas. …”
Enlace del recurso

Microstructural Development in a TRIP-780 Steel Joined by Friction Stir Welding (FSW): Quantitative Evaluations and Comparisons with EBSD Predictions por Medina, Gladys Perez, Ferreira, Hugo Lopez, Robledo, Patricia Zambrano, Pérez, Argelia Miranda, Valdés, Felipe A. Reyes

“…The present work describes the effect of FSW on the result microstructure in the stir zone (SZ), thermo-mechanically affected zone (TMAZ), heat affected zone (HAZ) and base metal (BM) of a TRIP-780 steel. …”
Enlace del recurso

Teoría de situación específica de autotrascendencia en personas dependientes del alcohol en proceso de recuperación por Rodríguez Puente, Linda Azucena, Alonso Castillo, María Magdalena

“…Objective: The purpose of this study is to present a theoretical derivation and propose a model on the theory of self-transcendence in persons recovering from alcohol dependence. …”
Enlace del recurso

Antibacterial and Antibiofilm Activity of Methanolic Plant Extracts against Nosocomial Microorganisms por Sánchez, Eduardo, Rivas Morales, Catalina, Castillo, Sandra, Leos Rivas, Catalina, García Becerra, Ledy Elizabeth, Ortiz Martínez, David Mizael

“…New alternatives for controlling infections have been proposed focusing on the therapeutic properties of medicinal plants and their antimicrobial effects. In the present study the antimicrobial and antibiofilm activities of 8 methanolic plant extracts were evaluated against clinical isolated microorganisms. …”
Enlace del recurso

Potential Mechanism of Action of 3′-Demethoxy-6-O-demethyl-isoguaiacin on Methicillin Resistant Staphylococcus aureus por Favela Hernández, Juan Manuel de Jesús, Clemente Soto, Aldo Francisco, Balderas Rentería, Isaías, Garza González, Elvira, Camacho Corona, María del Rayo

“…This molecular mechanism is not present in any antibacterial commercial drug and could be a new target for the development of novel antibacterial agents.…”
Enlace del recurso

Potential mechanism of action of meso-dihydroguaiaretic acid on mycobacterium tuberculosis H37Rv por Clemente Soto, Aldo Francisco, Balderas Rentería, Isaías, Rivera, Gildardo, Segura Cabrera, Aldo, Garza González, Elvira, Camacho Corona, María del Rayo

“…Results showed that the alpha subunit of coenzyme A transferase of M. tuberculosis H37Rv is present in both geraniol and 1-and 2-methylnaphthalene degradation pathways, which are targeted by MDGA. …”
Enlace del recurso

Flatness-based fault tolerant control por Martínez Torres, César, Lavigne, Loic, Cazaurang, Franck, Alcorta García, Efraín, Díaz Romero, David Alejandro

“…ABSTRACT This paper presents a Fault Tolerant control approach for nonlinear flat systems. …”
Enlace del recurso

Modified PEHPS medium as an alternative for the in vitroCulture of Giardia lamblia por Vargas Villarreal, Javier, Mata Cárdenas, Benito David, Hernández García, Magda Elizabeth, Garza González, Jesús Norberto, De la Garza Salinas, Laura Hermila, González Salazar, Francisco

“…Commercial culture media present interlot variations in biological activity.We have previously designed a homemade and economic culture medium, PEHPS medium, for the axenic cultivation of Entamoeba histolytica and Trichomonas vaginalis. …”
Enlace del recurso

Reliability of X7R Multilayer Ceramic Capacitors During High Accelerated Life Testing (HALT) por Hernández López, Ana María, Aguilar Garib, Juan Antonio, Guillemet Fritsch, Sophie, Nava Quintero, Román Jabir, Dufour, Pascal, Tenailleau, Christophe, Durand, Bernard, Valdez Nava, Zarel

“…It is known that the reliability of MLCCs depends on their composition, processing, and operating conditions. In this present work, we analyzed the lifetime of three similar X7R type MLCCs based on BaTiO3 by conducting High Accelerated Life Tests (HALT) at temperatures up to 200 ◦C at 400 V and 600 V. …”
Enlace del recurso

Dental iron precipitates in patients with Type 2 diabetes por Ortiz Arrambide, Miguel Ángel, Juarez Ibarra, Karla Isabel, Malagón Santiago, Guadalupe Ismael, Cruz Fierro, Norma, De la Garza Ramos, Myriam Angélica

“…Individuals with Type 2 DM are prone to present iron precipitates in predentin and circumpulpal dentin tissue. …”
Enlace del recurso

Characterization of critical stretch rate using outwardly propagating spherical flames por De la Rosa Urbalejo, Daniel, Martínez Martínez, Simón, Sánchez Cruz, Fausto

“…A mathematical expression was produced to determine the critical stretch at the specific conditions of the present work. Key words: laminar burning velocity, liquid fuels, gaseous fuels, premixed flames, critical stretch rate, extinction stretch rate…”
Enlace del recurso

Predicción de rugosidad en maquinado de aleación de Ti-6Al-4V usando redes neuronales por Escamilla Salazar, Indira Gary, Torres Treviño, Luis Martín, Zambrano Robledo, Patricia del Carmen, Pérez Villanueva, Pedro, González Ortíz, Bernardo

“…The aim of this work is to present a methodology for predicting the roughness (Ra) obtained from the machining of the Ti-6Al-4V, with a given confidence interval, and compare this results with an Artificial Neural Network (ANN), considering the cutting speed, feed and depth as input variables. …”
Enlace del recurso