Results 51 to 60 of about 59,553,488 (296)

Controlador predictivo híbrido de un separador gravitacional de fases líquidas con extracción intermitente de productos

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2020
La principal tecnología de fusión-conversión de concentrados de cobre empleada en Chile es el Convertidor Teniente. Este proceso presenta una compleja dinámica debido a que combina el ingreso de flujos continuo con la extracción intermitente de los ...
M. Schaaf
doaj   +1 more source

New planar trace humidity sensor [PDF]

open access: yes, 2012
A new planar sensor element for continuous coulometric trace humidity measurements in industrial gases has been developed. In order to ensure precise measurements a calibration facility including a precision dew point hygrometer as a reference device ...
Andreas Lorek   +9 more
core   +1 more source

Deforestation and Efficiency: Insights From Forest Transition in the Brazilian Cerrado

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper estimates technical efficiency (TE) and environmental efficiency (EE) of agricultural production at the municipal level of the Brazilian Cerrado in 2006 and 2017, and investigates their underlying mechanisms in relation to forest transition theory.
Ricardo Muniz Simões   +2 more
wiley   +1 more source

Aproximación lineal por tramos a comportamientos no lineales: estimación de señales de nivel de crecimiento [PDF]

open access: yes, 1994
En este trabajo se propone una señal del nivel y del crecimiento tendencial de una variable económica, cuando ésta ha pasado por un período temporal específico en que determinados aconteeimientos especiales han truncado su tendencia.
Álvarez, Luis J.   +2 more
core   +2 more sources

Development of a micro flow sensor for microfluidic systems [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
Ching, CY   +3 more
core   +5 more sources

Uso de imagens do sensor ASTER na identificação de níveis de degradação em pastagens Use of ASTER sensor images for the identification of levels of pasture degradation

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2006
O manejo inadequado e a baixa disponibilidade de nutrientes nos solos da Zona da Mata de Minas Gerais, têm resultado em baixas produtividades de pastagens, aparecimento de solos descobertos e perdas de solo por erosão.
Melchior C. Nascimento   +6 more
doaj   +1 more source

Facilitators’ champion behaviors for delivering an evidence‐based parenting program

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Effective implementation of parenting programs relies on multiple factors, particularly the role of facilitators who actively deliver and support the intervention. Facilitators’ champion behaviors or the efforts they make to encourage implementation, can positively impact the outcomes of these programs.
Camila Regina Lotto   +3 more
wiley   +1 more source

First Report of Uniparental Isodisomy of Chromosome 15 Revealing Angelman Syndrome and Microphthalmia Associated With a Novel Homozygous ALDH1A3 Variant

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Paternal isodisomy of chromosome 15 (iUPD15) is a recognized cause of Angelman syndrome (AS), accounting for approximately 2%–5% of cases. Additionally, another recognized consequence of iUPD is the unmasking of autosomal recessive disorders. However, reports of recessive disorders resulting from iUPD15 remain scarce in the literature.
Gabriela Roldão Correia‐Costa   +4 more
wiley   +1 more source

Sensores tipo fruto electrónico: Aplicabilidad en procesos agroindustriales y metodología para su desarrollo

open access: yesScientia Agropecuaria, 2018
En este trabajo se presenta los resultados de una investigación del tipo documental sobre sensores “fruto electrónico” (sensores esféricos o seudofrutos) aplicados en la industria alimenticia.
Erick Fiestas, Sixto Prado
doaj   +1 more source

Genetic Variation in ADHD‐Related Risk Genes in an Indigenous Population of the Amazon

open access: yesAmerican Journal of Medical Genetics Part B: Neuropsychiatric Genetics, EarlyView.
ABSTRACT Attention‐Deficit/Hyperactivity Disorder (ADHD) is a highly heritable neurodevelopmental disorder; however, its genetic architecture remains poorly explored in Indigenous populations. This study aimed to analyze and characterize genetic variation in 11 genes (ADGRL3, CDH8, DCC, DUSP6, FOXP1, FOXP2, MEF2C, PCDH7, SEMA6D, SORCS3, and ST3GAL3 ...
Hirlesson Paixão de Matos   +11 more
wiley   +1 more source

Home - About - Disclaimer - Privacy