Resultados de búsqueda - (dense OR (presente OR (compcppcppcppcppcppcppdcdcsense OR compcppcppcppcppcppcppdcdcsense)))

Chemical Composition and Biological Activities of Oregano Essential Oil and Its Fractions Obtained by Vacuum Distillation por Rostro Alanís, Magdalena de Jesús, Báez González, Juan Gabriel, Torres Álvarez, Cynthia, Parra Saldívar, Roberto, Rodríguez Rodríguez, José, Castillo, Sandra

“…Aiming to achieve the best use of this resource, the present study focuses on the characterization of separated fractions of Ooil by fractional vacuum distillation at low pressure. …”
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Application of Extractive Fermentation on the Recuperation of Exopolysaccharide from Rhodotorula mucilaginosa UANL-001L por Medina Ramírez, Carlo Franco, Castañeda Guel, Mariana Teresa, Alvarez González, Ma. Fernanda, Montesinos Castellanos, Alejandro, Morones Ramírez, José Rubén, López Guajardo, Enrique A., Gomez Loredo, Alma Elizabeth

“…However, full exploitation and commercial application of EPS has been restrained due to low yields and high production costs. In the present work, the production and separation of EPS from Rhodotorula mucilaginosa UANL-001L was attempted through extractive fermentation in order to increase EPS production while simplifying the recovery process. …”
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Electrochemical Study of Interaction between Imidazole-Based-Ionic-Liquid and Light Petroleum in Oil/Water Emulsion por Villalobos Neri, E.E., Páramo García, U., Mayen Mondragon, R., Gallardo Rivas, N.V.

“…In the present work, the binding capacity of a 1-methyl-3-hexylimidazolium p-toluenesulfonate ionic liquid to Aragon light oil within a 70/30 oil/water emulsion was studied by cyclic voltammetry. …”
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Effect of sealing treatment on the corrosion behavior of anodized AA2099 aluminum-lithium alloy por Samaniego Gámez, Pedro Oliver, Almeraya Calderón, Facundo, Martin Díaz, Ulises, Ress, Jacob, Gaona Tiburcio, Citlalli, Silva Vidaurri, Luis Gerardo, Cabral Miramontes, José Ángel, Bastidas, José María, Chacón Nava, José G., Bastidas, David M.

“…The AA2099 is widely used in aeronautical applications, thus it is essential to present good corrosion performance in chloride and acid rain environments. …”
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Corrosion behavior of Zn-TiO2 and Zn-ZnO electrodeposited coatings in 3.5% NaCl solution por Cabral Miramontes, José Ángel, Bastidas, David M., Baltazar, M.A, Zambrano Robledo, Patricia del Carmen, Bastidas, José María, Almeraya Calderón, Facundo, Gaona Tiburcio, Citlalli

“…The corrosion resistance achieved with this type of zinc-electroplating process in increased by adding nanometric materials to the electrolytic bath. In the present research, coatings were obtained by electrodeposition of pure zinc, Zn-TiO2 and Zn-ZnO nanoparticles. …”
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Direct endonasal approach with partial upper posterior septectomy. a “rescue flap” technique modification por Sotomayor González, Arturo, Díaz Martínez, Armando José, Radillo Gil, Ramón, García Estrada, Everardo, Morales Gómez, Jesús Alberto, Palacios Ortiz, Isaac Jair, Pérez Cárdenas, Samuel, Arteaga Treviño, Mauricio, Martínez Ponce de León, Ángel Raymundo

“…Results Nineteen patients were included in this report. Six patients presented transoperatory cerebrospinal fluid (CSF) leak, so a nasoseptal rescue flap was harvested. …”
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Electrochemical corrosion behavior of passivated precipitation hardening stainless steels for aerospace applications por Villegas Tovar, José Miguel, Gaona Tiburcio, Citlalli, Lara Banda, María del Refugio, Maldonado Bandala, Erick, Baltazar Zamora, Miguel Ángel, Cabral Miramontes, José Ángel, Nieves Mendoza, Demetrio, Olguín Coca, Javier, Estupiñan López, Francisco Humberto, Almeraya Calderón, Facundo

“…The results indicated that there are two characteristic mechanisms that are present in the potentiodynamic polarization curves. …”
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Corrosion of Titanium Alloys Anodized Using Electrochemical Techniques por Jáquez Muñoz, Jesús Manuel, Gaona Tiburcio, Citlalli, Méndez Ramírez, Ce Tochtli, Baltazar Zamora, Miguel Ángel, Estupiñan López, Francisco H., Bautista Margulis, Raúl German, Cuevas Rodríguez, Josefina, Flores de los Ríos, Juan Pablo, Almeraya Calderón, Facundo

“…The anodized samples presented a change in Ecorr values and a higher passivation zone. …”
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Mg-Ca0.3 Electrochemical Activity Exposed to Hank’s Physiological Solution and Properties of Ag-Nano-Particles Deposits por González Murguía, José Luis, Veleva, Lucien, Rodríguez Gattorno, Geonel, Figueroa Torres, Mayra Zyzlila, Feliu, Sebastián

“…The pH change over time, the lower mass loss (≈20%), and the lower concentration of the released Mg2+ ions (≈3.6 times), as well as the lower level of the surface degradation, allowed to consider the positive effect of Ca, presenting Mg-Ca0.3 alloy with lower electrochemical activity than that of Mg. …”
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Proceso de atención nutricia en hombre adulto postoperado de esofagectomía distal aplicado por 15 días. [Caso clínico] por Mata Ramos, Andrea

“…Donde existen anomalías cromosómicas y mutación del gen TP53 presentes en los primeros estadios del adenocarcinoma de esófago. …”
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Otis, octubre 2023: crónica de un huracán no anunciado por Ramírez Fernández, Juan Alonso, Salinas Jasso, Jorge Alán, Alva Niño, Efraín

“…Un grupo de estudiantes y profesores de la Facultad de Ciencias de la Tierra de la Universidad Autónoma de Nuevo León, vivieron todo el proceso del arribo de Otis y la devastación al puerto de Acapulco, ya que estuvieron presentes por su participación en la XXXV Convención Internacional de Minería de la Asociación de Ingenieros de Minas, Metalurgistas y Geólogos de México, A.C. que tradicionalmente se lleva a cabo en ese destino turístico. …”
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Fabrication and spectroscopic investigation of sandwich-like ZnO:rGO:ZnO:rGO:ZnO structure by layer-by-layer approach por Pandiyarajan, Thangaraj, Viswanathan Mangalaraja, Ramalinga, Karthikeyan, Balasubramanian, Arulraj, Arunachalam, Gracia Pinilla, Miguel Ángel

“…The lower energy shift of near band edge (NBE) emission and reduction in the emission intensity with respect to pure ZnO nanostructures was observed. The present work provides a simple layer-by-layer approach to fabricating sandwich structures and improving the optical properties which have potential applications in various optoelectronic devices.…”
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Do Musicians with Perfect Pitch Have More Autism Traits than Musicians without Perfect Pitch? An Empirical Study por Dohn, Anders, Garza Villarreal, Eduardo A., Heaton, Pamela, Vuust, Peter

“…Here, we determine whether individual autistic traits are present in people with AP. We quantified subclinical levels of autism traits using the Autism-Spectrum Quotient (AQ) in three matched groups of subjects: 16 musicians with AP (APs), 18 musicians without AP (non-APs), and 16 non-musicians. …”
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Breeding biology of Eared Quetzals in the Sierra Madre Occidental, Mexico por González Rojas, José Ignacio, Cruz Nieto, Javier, Ruvalcaba Ortega, Irene, Cruz Nieto, Miguel A.

“…However, fewer potential predators, such as snakes and mammals, are present in the Sierra Madre than in tropical zones where most trogon species occur. …”
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In Planta Detection of Beauveria bassiana (Ascomycota: Hypocreales) Strains as Endophytes in Bean (Phaseolus vulgaris L.) por Cavazos Vallejo, Teodora, Valadéz Lira, José Alberto, Orozco Flores, Alonso A., Gómez Flores, Ricardo Alberto, Ek Ramos, María Julissa, Quistián Martínez, Deyanira, Alcocer González, Juan Manuel, Tamez Guerra, Patricia

“…To date, methods for detecting or monitoring a specific EPF strain after external application are scarce. In the present study, an in planta nested PCR technique was standardized to differentiate between three B. bassiana strains (GHA, PTG4, and BB37) established as endophytes in bean plants under laboratory conditions by detecting the insertion profile of four group I introns located in the 28S gene of B. bassiana ribosomal DNA. …”
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Adaptación y validez del cuestionario de comportamiento sexual seguro (ssbq) para población migrante por Guerra Ordoñez, Jesús Alejandro, Benavides Torres, Raquel Alicia, Zapata Garibay, Rogelio, Salazar Barajas, Martha Elba

“…The modified q~estionnaire presented a Cronbach's Alpha of 0.76, the KaiserMeyer-Olkin (KMO) sample adequacy = 0.738, Bartlett's sphericity test (X2 ': 1635.5.44; gl = 276, P < 0.000), and factor analysis with varimax rotauon for .flve factors resulted in good sc<?…”
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The logistic model for predicting the non-gonoactive aedes aegypti females por Reyes Villanueva, Filiberto, Rodríguez Pérez, Mario Alberto

“…The necessity for a second blood meal is present in any female, but small mosquitoes are more likely to bite again within a 2-day interval, in order to attain egg maturation.…”
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Effect of limestone and quartz fillers in UHPC with calcined clay por Hernández Carrillo, Guillermo, Durán Herrera, Alejandro, Tagnit Hamou, Arezki

“…Nevertheless, the ternary mixture with 15% of metakaolin in addition to cement, and with 37.5% of the Portland cement volume substituted by limestone filler, was the one that presented the best performance in terms of compressive strength and bulk electrical resistivity. …”
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Low temperature synthesis of hexagonal Bi2Te3 nanoplates using an open reactor and its effect on their physicochemical properties por Reyes Verdugo, Laura A., Martinez Carreon, Maria de J., Gutiérrez Lazos, C. D., Solis Pomar, Francisco J., Quiñones Galvan, Jose G., Pérez Tijerina, Eduardo

“…Tis report presents the physicochemical properties of hexagonal Bi2Te3 nanoplates chemically prepared in an open reactor at a lower temperature (140°C) than those reported for controlled condition techniques. …”
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Detection of emerging pollutants using aptamer-based biosensors: recent advances, challenges, and outlook por Flores Contreras, Elda A., González González, Reyna Berenice, González González, Everardo, Melchor Martínez, Elda M., Parra Saldívar, Roberto, Iqbal, Hafiz M. N.

“…Furthermore, the superior characteristics of aptasensors have led to their applicability in the detection of harmful pollutants present in ever-increasing concentrations in different environmental matrices and water bodies, seeking to achieve simple and real-time monitoring. …”
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