Search results for " AIS"
showing 10 items of 17 documents
Giustificazione epistemica e responsabilità cognitiva nel Teeteto
2011
Sullo sfondo di un'interpretazione della critica al relativismo e allo scetticismo sofistico nel Teeteto che individua come suo esito la delineazione di un'epistemologia del dialeghesthai elenchico incentrata su una concezione fallibilista della verità come homologhia, il saggio cerca di mostrare come in questo dialogo platonico emerga il modello di un rapporto mente-mondo mediato concettualmente e razionalmente, diverso sia dal modello sofistico di conoscenza come passiva aisthesis, sia da quello di una pura conoscenza non contaminata dalla percezione che Platone sembrava voler sostenere con la Teoria dei due mondi. Una tale ipotesi di lettura è centrata sull'identificazione del nucleo più…
Factores pronósticos en el síndrome clínico aislado de origen desmielinizante
2023
INTRODUCCIÓN: El síndrome clínico aislado (SCA) de origen desmielinizante es, en la mayoría de los casos, la primera manifestación clínica de la esclerosis múltiple (EM). Se trata de una enfermedad neurológica con una evolución muy heterogénea. El grado de discapacidad que provoca depende fundamentalmente del inicio de la fase secundaria progresiva (EMSP). La resonancia magnética (RM) y el estudio del líquido cefalorraquídeo (LCR) son las pruebas más utilizadas en el estudio del SCA y podrían informar del pronóstico a largo plazo y de los procesos que favorecen la EMSP. OBJETIVO: Conocer el valor pronóstico de los distintos factores demográficos y clínicos presentes en los pacientes con SCA…
Tapausselostus CP-vammaisen lapsen musiikkiterapiakuntoutuksesta
2000
DETERMINATION AND ANALYSIS OF HEAD AND CHEST PARAMETERS BY SIMULATION OF VEHICLE-TEENAGER IMPACT
2013
This paper reports the results of multi-body numerical simulation of a vehicle crash with a teenager pedestrian. A previous technique utilized for adult pedestrian impact is applied. The work starts with the determination of the masses for the various segments of the body of a teenager with a total mass of 45 kg and then switches to the construction of the dummy and the middle-class vehicle in the Visual Nastran environment. Simulations are performed for both frontal impacts and lateral impacts, when the vehicle is travelling at a constant speed and when the vehicle is braking, following the Euro NCAP rules on the subject. The results are analysed by calculating the values of the head inju…
L'episteme e la sua giustificabilità razionale nella terza definizione del Teeteto: verso una teoria della responsabilità cognitiva
2010
Prior Precision Modulates the Minimization of Auditory Prediction Error
2019
International audience; The predictive coding model of perception proposes that successful representation of the perceptual world depends upon canceling out the discrepancy between prediction and sensory input (i.e., prediction error). Recent studies further suggest a distinction to be made between prediction error triggered by non-predicted stimuli of different prior precision (i.e., inverse variance). However, it is not fully understood how prediction error with different precision levels is minimized in the predictive process. Here, we conducted a magnetoencephalography (MEG) experiment which orthogonally manipulated prime-probe relation (for contextual precision) and stimulus repetition…
Photoelectrochemical monitoring of rouging and de-rouging process on AISI 316L for chemical reactors
2016
The food and fine-chemical industry has for a long time been troubled by red brown to dark violet deposits in distillation columns, storage vessels and distribution systems for purified water and clean steam. Owing to the visual appearance of those deposits, the phenomena was referred as rouge. Although formation of rouge, i.e. rouging, is a commonly known phenomenon in stainless steel systems, the basic mechanism is still not fully understood. The phenomenon causes precipitation of iron as fine red-brown ferric oxide or hydroxide particles. Moreover adherent discoloration of the stainless steel surface is often observed in conjunction with the loosely adhered rouge particles. The affected …
Valor del grosor de la capa de fibras nerviosas de la retina medido mediante tomografía de coherencia óptica como marcador de daño neuroaxonal en la …
2012
Estudio del valor del grosor de la Capa de Fibras Nerviosas de la Retina (CFNR) a lo largo de un año como marcador de daño neuroaxonal en pacientes con distintos estadios de Esclerosis Múltiple (EM): pacientes con síndrome clínico aislado (CIS) que es el estadio más inicial de enfermedad desmielinizante, pacientes con esclerosis múltiple remitente-recurrente (EMRR) y pacientes con esclerosis múltiple primaria-progresiva (EMPP) frente a sujetos sanos. Estudio de las posibles correlaciones existentes con otros parámetros como la latencia de la onda P100 de los potenciales evocados visuales (PEV) como marcador de desmielinización, con el volumen cerebral de sustancia gris y de sustancia blanca…
Aislamiento de cocaína y benzoilecgonina en muestras de orina por extracciones líquido-líquido y en fase sólida y confirmación por Cromatografía líqu…
2006
El consumo ilícito de cocaína se ha incrementado extraordinariamente en los últimos años, por lo que resulta indispensable el desarrollo de metodologías seguras, rápidas y eficientes para su detección. En este trabajo se desarrollo una técnica de HPLC de fase reversa con detector de UV para identificar y cuantificar a la cocaína y la benzoilecgonina, con resultados satisfactorios en los parámetros del control de calidad.Se realizó un estudio de recobrado para el aislamiento de la cocaína y la benzoilecgonina en orina con extracciones liquido liquido y en fase sólida con tres tipos de columnas comerciales (Bond Elut Certify, Extrelut 3 y Supelclean LC-18). Las fracciones obtenidas con la ext…
Behavior of Calcium Phosphate–Chitosan–Collagen Composite Coating on AISI 304 for Orthopedic Applications
2022
Calcium phosphate/chitosan/collagen composite coating on AISI 304 stainless steel was investigated. Coatings were realized by galvanic coupling that occurs without an external power supply because it begins with the coupling between two metals with different standard electrochemical potentials. The process consists of the co-deposition of the three components with the calcium phosphate crystals incorporated into the polymeric composite of chitosan and collagen. Physical-chemical characterizations of the samples were executed to evaluate morphology and chemical composition. Morphological analyses have shown that the surface of the stainless steel is covered by the deposit, which has a very r…