Search results for "CONST"
showing 10 items of 7706 documents
Effect of parametric variation of center frequency and bandwidth of morlet wavelet transform on time-frequency analysis of event-related potentials
2017
Time-frequency (TF) analysis of event-related potentials (ERPs) using Complex Morlet Wavelet Transform has been widely applied in cognitive neuroscience research. It has been widely suggested that the center frequency (fc) and bandwidth (σ) should be considered in defining the mother wavelet. However, the issue how parametric variation of fc and σ of Morlet wavelet transform exerts influence on ERPs time-frequency results has not been extensively discussed in previous research. The current study, through adopting the method of Complex Morlet Continuous Wavelet Transform (CMCWT), aims to investigate whether time-frequency results vary with different parametric settings of fc and σ. Besides, …
On Multiresolution Transforms Based on Weighted-Least Squares
2014
This work is devoted to construct Harten’s multiresolution transforms using Weighted-Least squares for different discretizations. We establish a relation between the filters obtained using some decimation operators. Some properties and examples of filters are presented.
The political attribution of values to Intangible Cultural Heritage: the consuetudinary courts
2021
En el año 2009 la UNESCO incluyó el Tribunal de las Aguas de Valencia y el de Hombres Buenos de Murcia en la Lista Representativa del Patrimonio Cultural Inmaterial de la Humanidad. Ambas instituciones de derecho consuetudinario fueron reconocidas a través de la más elevada categoría de protección inmaterial a nivel internacional. A lo largo de las últimas décadas se han emitido resoluciones consultivas (culturales, jurídicas) y desarrollado una agenda de investigación que suscitan el interés por el análisis de los valores atribuidos o atribuibles a ciertas manifestaciones culturales (materiales o inmateriales) cuya apelación serviría a los actores sociales y políticos para justificar su re…
Do the right thing! A study on social representation of obedience and disobedience
2014
Abstract The present research is aimed at investigating through a mixed-method approach the dimensions underlying the psychosocial constructs of obedience, disobedience and the relations between them. To this end, we consider the attitudes toward (dis)obedience being socially constructed, and we chose the theory of social representations (Abric, 2003; Moscovici, 1961) as the theoretical framework of this study. The data, collected on a sample of 190 individuals, allowed us to define these social objects, reducing both their complexity and polysemy. Obedience and disobedience were both seen by research participants as context-dependent behaviours, neither positive nor negative, per se . Also…
Sull'adeguatezza dell'indennità euro-unitaria di disoccupazione (EUBS)
2017
L’indennità euro-unitaria di disoccupazione (EUBS) è una misura di armonizzazione volta alla convergenza regolamentare a livello europeo del sostegno al reddito in caso di disoccupazione. L’EUBS è una delle proposte più significative che le istituzioni europee stanno elaborando con gli stati membri e le parti sociali. L’EUBS ha presupposti giuridici nel TFUE e nella Costituzione italiana. Il saggio è un contributo giuridico all’idea politica sotto una duplice prospettiva. Si studiano, da una parte, le complicazioni e le criticità dell’introduzione dell’EUBS rispetto alle fonti di diritto europeo; al contempo, con riferimento alla stratificazione normativa del sistema previdenziale italiano …
Design Archives: Sustainable Solutions for Young Designers in Valencia, Spain
2023
Design education is practical and theoretical; however, it does not usually include the study of cultural heritage. Nonetheless, relations with academia have been strong since the 18th century, when the need to educate designers spread across the continent to improve design and make it competitive in the market. In this paper, we recover that spirit and act as mediators between heritage and young people to create links and preserve cultural heritage. A case study was conducted at the Public Valencian Design School with 31 product design students. The methodology applied was based on iterative processes that allowed students to discover design and silk heritage when they proposed innovative …
Rupture Force of Single Small Drug Molecule Binding a Split Aptamer
2012
Aptamers are specific oligonucleotides (DNA or RNA) which bind small inorganic or organic molecules, large proteins or cells. In particular, the high affinity of aptamers is expected to lead to a new class of therapeutic reagents. Thus the detection and characterization of binding strength of small molecules is important for drug and medical research. Atomic force spectroscopy (AFS) with a force resolution in the piconewton range is a valuable tool for studying interactions on a single molecular level. The detection of very small target molecules less than 500 Dalton is characterized by only a few hydrogen interactions between the aptamer and the target molecules. Thus tiny rupture forces w…
Thermometric study of the dissociation equilibria of the maleinimidodioxime
1982
The values of the dissociation constants of the maleinimidodioxime are potentiometrically determined at various ionic strengths, and extrapolated to zero ionic strength (pK1T=10.41;pk2T=11.60). From these values and from the thermometric titration curves the enthalpies of neutralization (ΔHN1=−21.76,ΔHN2=−23.77 kJ/mol) and the thermodynamic parameters of dissociation of this substance at 25.0 °C are determined (ΔG1θ=59.41,ΔG2θ=66.23,ΔH1θ=34.06,ΔH2θ=32.05 kJ/mol;ΔS1θ=−85.06,ΔS2θ=−114.64 J/(K mol)).
Leitfahigkeitsmessungen an Polystyrylnatrium in Dimethoxiäthan (DME) und Tetrahydrofuran (THF)
1971
An Polystyrylnatrium werden in zwei polaren organischen Losungsmitteln Leitfahigkeitsmessungen uber einen groseren Temperaturbereich ausgefuhrt. Aus der Temperaturabhangigkeit der Dissoziationskonstante ergibt sich, das die undissoziierte Verbindung in zwei Formen, dem Kontaktionenpaar (I) und dem solvatgetrennten Ionenpaar (II), vorkommt. Enthalpie- und Entropiedifferenz beim ubergang von I nach II, sowie die entsprechenden thermodynamischen Parameter der Dissoziation von II werden ermittelt. Der effektive Ladungsabstand im solvatgetrennten Ionenpaar betragt etwa 7 A. Conductivity measurements were carried out with polystyryl sodium in two polar solvents within a large temperature range. T…
The Dissociation Constant of Pyruvic Acid: Determination by Spectrophotometric Measurements
1991
Aqueous solutions of sodium pyruvate/hydrochloric acid mixtures were studied with regard to changes in the intensity of optical absorption at 317 nm wavelength, caused by varying pH and temperature. The data were evaluated to determine the pyruvic acid apparent dissociation constant at infinite dilution. Its temperature dependence followed the relation ln Kod = −(0.55 ± 0.47) − (1538 ± 135)/T or, if previous results of Pedersen at two temperatures are included, In Kod = −(0.97 ± 0.35) − (1418 ± 102)T. The effective absorption coefficient for pyruvic acid and its anion differ because the former species is largely hydrated, whereas the latter is not. The known hydration constant and its tempe…