Search Results - (("cointegracion" OR "cointegracions") OR "interaction")

El efecto del uso de medios electrónicos antes de acostarse a dormir sobre el ciclo vigilia-sueño en adolescentes que asisten a clases en un turno matutino y en un turno vespertino... by Arrona Palacios, Arturo

“…By using electronic media, adolescents of both school shift reported an intermediate chronotype. Interactions were reported when using computer, mobile phone and MP3 player with school shift on waking time during the week, which showed that the school start time of the morning shift is less flexible compared to the school start time from adolescents of the afternoon shift.…”
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Mejoramiento de la biolixiviación de minerales por Acidithiobacillus ferrooxidans con la aplicación de un sistema neurocontrolado by Hernández Rodarte, Felipe Samuel

“…Conclusions: The design system is appropriate to make the type of control desired, which includes interactive screens that allow to visualize the value of the variables and to modify it manually or automatically. …”
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Aprovechamiento de polimeros biodegradables para la remoción de metales pesados y colorantes a nivel laboratorio by Salazar Alpuche, Ruby Yarisol

“…The present study deals with the removal of metals (Pb2+, Cd2+ and Zn2+) as well as dyes (Crystal Scarlet, Red Ponceau, RBBR), by two naturals Polyelectrolytes, chitosan and pectin, both cationic and anionic respectively, witch interact themselves forming polyelectrolyte complexes (PEC). …”
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Estudio de datos normativos de tres pruebas neuropsicológicas en población adulta de Mexicali, Baja California by Galarza del Ángel, Francisco Javier

“…The effects of demographic variables were evaluated by multiple regression analysis and included age, age2 , schooling, education2 and sex as predictor variables, as well as interactions with these variables. The scores of sub-sample 2 were transformed into zi scores and percentiles from the normative data published in 2015 (Rivera and et al., 2015; Arango-Lasprilla and et al., 2015a and 2015b); that is, each direct score of sub-sample 2 was transformed to zi scores and a percentile using two models: the first model resulting from this study and the second model published in 2015. …”
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Spatio-temporal variations of macro and trace mineral contents in six native plants consumed by ruminants at northeastern Mexico = Variación en espacio y tiempo del contenido de m... by Ramírez Lozano, Roque Gonzalo, González Rodríguez, Humberto, Gómez Meza, Marco Vinicio, Cantú Silva, Israel, Uvalle Sauceda, José Isidro

“…All minerals in all plants were significantly different among years, sites and seasons; however, some interactions were not significant. In general, plants in Linares site had higher mineral content followed by Los Ramores and China; in addition, during the year two, all plants had higher mineral content; moreover, during summer all plants had higher mineral content followed by fall, spring and winter. …”
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Mejoramiento de la biolixiviación de minerales por Acidithiobacillus ferrooxidans con la aplicación de un sistema neurocontrolado by Hernández Rodarte, Felipe Samuel

“…Conclusions: The design system is appropriate to make the type of control desired, which includes interactive screens that allow to visualize the value of the variables and to modify it manually or automatically. …”
Get full text

Aprovechamiento de polimeros biodegradables para la remoción de metales pesados y colorantes a nivel laboratorio by Salazar Alpuche, Ruby Yarisol

“…The present study deals with the removal of metals (Pb2+, Cd2+ and Zn2+) as well as dyes (Crystal Scarlet, Red Ponceau, RBBR), by two naturals Polyelectrolytes, chitosan and pectin, both cationic and anionic respectively, witch interact themselves forming polyelectrolyte complexes (PEC). …”
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Estudio de datos normativos de tres pruebas neuropsicológicas en población adulta de Mexicali, Baja California by Galarza del Ángel, Francisco Javier

“…The effects of demographic variables were evaluated by multiple regression analysis and included age, age2 , schooling, education2 and sex as predictor variables, as well as interactions with these variables. The scores of sub-sample 2 were transformed into zi scores and percentiles from the normative data published in 2015 (Rivera and et al., 2015; Arango-Lasprilla and et al., 2015a and 2015b); that is, each direct score of sub-sample 2 was transformed to zi scores and a percentile using two models: the first model resulting from this study and the second model published in 2015. …”
Get full text