899 research outputs found

    Alf Nilsen-Børsskog — The Author Chosen by the Language

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    This article discusses Alf Nilsen-Børsskog’s four-volume series of novels Elämän jatko [Continuation of life, 2004–2015], seen as the first literary works treating the Kven culture from a native perspective. Nilsen-Børsskog’s novels are analysed as constituting a “counterstory”, a term coined in the postcolonial cultural research paradigm to refer to self-representation. The Kvens have been considered a national minority in Norway since 1999, and their language has been an official minority language since 2005. The present author scrutinizes how Nilsen-Børsskog’s work differs from previous literary descriptions of this minority, often marked by the frequent use of stereotypes of the Kven language and culture

    LIBS and LA-SD-OES Analysis of Minor and Trace Elements in Steel Samples

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    Author Valentin Ehrentraut, BScMasterarbeit Universität Linz 2022Arbeit nach Ablauf der Sperre auf den öffentlichen PCs in den Bibliotheken der JKU+Medizin abrufba

    Développement d’un outil de Corrélation d’Images Numériques pour la caractérisation du comportement piézoélectrique et ferroélectrique

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    Piezoelectric and ferroelectric materials exhibit a coupled electromechanicalbehaviour. This property allows a use in various kinds of applications such as sensors,actuators, harvesting devices or converters. In addition, due to their non-linear and dissipativebehaviour, ferroelectric materials are increasingly used in electronic applications such astunable capacitors, non-volatile memory, oscillators and filters. The performance andreliability of such devices depend on the material electromechanical properties, whichconsequently need to be characterised. In the past decades, such characterisation was largelydeveloped and the piezoelectric, ferroelectric, ferroelastic and dielectric properties offerroelectrics were the subject of numerous studies. Yet the test conditions are difficult tocontrol due to the strong interplay between thermal, mechanical and dielectric properties.In this work, a full-field measurement apparatus has been designed to characterise thepiezoelectric and ferroelectric strain behaviour of ferroelectric ceramics. This apparatus usesan optical setup and a 2D Digital Image Correlation (DIC) algorithm named CorreliRT3. Thealgorithm is based on a global approach and reduces the displacement field errors using thebalance equations of solid mechanics. It is shown that piezoelectric and ferroelectric strainscan be measured with an uncertainty around 10-5 by using the developed setup. Thisuncertainty is reached under uncoupled or coupled loading (electric field and/or stress). It isalso shown that the experimental setup can control the test conditions by characterising thestrain heterogeneity during the test.In the two last chapters, a ferroelectric material is characterised under electric field andstress. The material behaviour is presented and discussed in the different loadingconfigurations. Material properties, such as the longitudinal and transverse piezoelectriccoefficients (d33, d31) are extracted and analysed as a function of the electric field and stress.The results show that the DIC technique is able to measure and characterise the behaviour andthe properties of ferroelectric and piezoelectric materials. The main benefits of this techniqueis that, contrary to classical measurement techniques, the measurement does not alter the testconditions. Moreover, DIC is able to detect test anomalies such as strain heterogeneitiesLes matériaux piézoélectriques et ferroélectriques présentent un comportementélectromécanique couplé. Cette particularité leur a permis d’être utilisés dans de nombreusesapplications telles que les applications de capteur, actionneur, transformateur et récupérateurd’énergie. En outre, en raison de leur comportement non linéaire et dissipatif, les matériauxferroélectriques sont de plus en plus utilisés dans le domaine de l’électronique en tant quecapacité accordable, mémoire non volatile, oscillateur et filtre. La performance et la fiabilitéde ces systèmes dépendent directement des propriétés ferroélectriques et piézoélectriques dumatériau, qui nécessite par conséquent d’être caractérisé. Les propriétés piézoélectriques,ferroélectriques, ferroélastiques et diélectriques des matériaux ferroélectriques ont été le sujetde nombreuses études. Pourtant, les conditions d’essai restent difficiles à maîtriser car lespropriétés thermiques, mécaniques et électriques de ces matériaux sont fortement couplées.Dans cette thèse, un dispositif de mesure de champ de déformation a été conçu pourcaractériser le comportement piézoélectrique et ferroélectrique des céramiquesferroélectriques. Ce dispositif utilise un banc optique ainsi qu’un algorithme de Corrélationd’Images Numériques (CIN) 2D appelé CorreliRT3. Cet algorithme est basé sur une approcheglobale et réduit les erreurs de mesure de déplacement en s’appuyant sur les équationsd’équilibre de la mécanique des solides. Grâce au banc de caractérisation par CIN, il estmontré que les déformations piézoélectriques et ferroélectriques peuvent être mesurées avecune incertitude d’environ 10-5. Cette incertitude est atteinte aussi bien pour des sollicitationssimples que couplées (champ électrique et/ou contrainte mécanique). Il est aussi montré quele banc expérimental permet de vérifier les conditions d’essai en caractérisant l’hétérogénéitédes déformations lors d’un essai matériau.Dans les deux derniers chapitres, un matériau ferroélectrique est caractérisé souschamp électrique et sous contrainte mécanique. Le comportement du matériau est présenté etdiscuté dans les différentes configurations de chargement. Les propriétés matériau, telles queles coefficients piézoélectriques (d33, d31), sont extraites et étudiées en fonction du champélectrique et de la contrainte. Les résultats montrent que la CIN est capable de mesurer etcaractériser le comportement et les propriétés des matériaux ferroélectriques etpiézoélectriques. L’avantage de la CIN étant que, contrairement aux méthodes de mesureclassiques, celle-ci ne perturbe pas les conditions d’essai (mesure sans contact) et permette dedétecter la présence d’erreurs systématiques

    Developpement of a Digital Image Correlation tool for the characterisation of the piezoelectric and ferroelectric behaviour

    No full text
    Les matériaux piézoélectriques et ferroélectriques présentent un comportementélectromécanique couplé. Cette particularité leur a permis d’être utilisés dans de nombreusesapplications telles que les applications de capteur, actionneur, transformateur et récupérateurd’énergie. En outre, en raison de leur comportement non linéaire et dissipatif, les matériauxferroélectriques sont de plus en plus utilisés dans le domaine de l’électronique en tant quecapacité accordable, mémoire non volatile, oscillateur et filtre. La performance et la fiabilitéde ces systèmes dépendent directement des propriétés ferroélectriques et piézoélectriques dumatériau, qui nécessite par conséquent d’être caractérisé. Les propriétés piézoélectriques,ferroélectriques, ferroélastiques et diélectriques des matériaux ferroélectriques ont été le sujetde nombreuses études. Pourtant, les conditions d’essai restent difficiles à maîtriser car lespropriétés thermiques, mécaniques et électriques de ces matériaux sont fortement couplées.Dans cette thèse, un dispositif de mesure de champ de déformation a été conçu pourcaractériser le comportement piézoélectrique et ferroélectrique des céramiquesferroélectriques. Ce dispositif utilise un banc optique ainsi qu’un algorithme de Corrélationd’Images Numériques (CIN) 2D appelé CorreliRT3. Cet algorithme est basé sur une approcheglobale et réduit les erreurs de mesure de déplacement en s’appuyant sur les équationsd’équilibre de la mécanique des solides. Grâce au banc de caractérisation par CIN, il estmontré que les déformations piézoélectriques et ferroélectriques peuvent être mesurées avecune incertitude d’environ 10-5. Cette incertitude est atteinte aussi bien pour des sollicitationssimples que couplées (champ électrique et/ou contrainte mécanique). Il est aussi montré quele banc expérimental permet de vérifier les conditions d’essai en caractérisant l’hétérogénéitédes déformations lors d’un essai matériau.Dans les deux derniers chapitres, un matériau ferroélectrique est caractérisé souschamp électrique et sous contrainte mécanique. Le comportement du matériau est présenté etdiscuté dans les différentes configurations de chargement. Les propriétés matériau, telles queles coefficients piézoélectriques (d33, d31), sont extraites et étudiées en fonction du champélectrique et de la contrainte. Les résultats montrent que la CIN est capable de mesurer etcaractériser le comportement et les propriétés des matériaux ferroélectriques etpiézoélectriques. L’avantage de la CIN étant que, contrairement aux méthodes de mesureclassiques, celle-ci ne perturbe pas les conditions d’essai (mesure sans contact) et permette dedétecter la présence d’erreurs systématiques.Piezoelectric and ferroelectric materials exhibit a coupled electromechanicalbehaviour. This property allows a use in various kinds of applications such as sensors,actuators, harvesting devices or converters. In addition, due to their non-linear and dissipativebehaviour, ferroelectric materials are increasingly used in electronic applications such astunable capacitors, non-volatile memory, oscillators and filters. The performance andreliability of such devices depend on the material electromechanical properties, whichconsequently need to be characterised. In the past decades, such characterisation was largelydeveloped and the piezoelectric, ferroelectric, ferroelastic and dielectric properties offerroelectrics were the subject of numerous studies. Yet the test conditions are difficult tocontrol due to the strong interplay between thermal, mechanical and dielectric properties.In this work, a full-field measurement apparatus has been designed to characterise thepiezoelectric and ferroelectric strain behaviour of ferroelectric ceramics. This apparatus usesan optical setup and a 2D Digital Image Correlation (DIC) algorithm named CorreliRT3. Thealgorithm is based on a global approach and reduces the displacement field errors using thebalance equations of solid mechanics. It is shown that piezoelectric and ferroelectric strainscan be measured with an uncertainty around 10-5 by using the developed setup. Thisuncertainty is reached under uncoupled or coupled loading (electric field and/or stress). It isalso shown that the experimental setup can control the test conditions by characterising thestrain heterogeneity during the test.In the two last chapters, a ferroelectric material is characterised under electric field andstress. The material behaviour is presented and discussed in the different loadingconfigurations. Material properties, such as the longitudinal and transverse piezoelectriccoefficients (d33, d31) are extracted and analysed as a function of the electric field and stress.The results show that the DIC technique is able to measure and characterise the behaviour andthe properties of ferroelectric and piezoelectric materials. The main benefits of this techniqueis that, contrary to classical measurement techniques, the measurement does not alter the testconditions. Moreover, DIC is able to detect test anomalies such as strain heterogeneitie

    Johann Siegmund Valentin Popowitsch (Janez Žiga Valentin Popovič), Vocabula Austriaca et Stiriaca 1-2 (Frankfurt am Main 2004)

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    The Austrian dictionary composed by the Slovenian scho-lar Janez Žiga Valentin Popovič (1705-1774) in the third quarter of the 18th century was only published in 2004, and edited by Richard Reutner, who wrote an extensive introduction to it. The dictionary comprises many language-geographical data for the German language, excellent explanations and many comparisons with much information provided regarding Popovic's mother tongue. The author broad horizon is admirable, especially with regard to the German language area and the linguistic literature of that time.Avstrijski slovar, ki ga je v tretji četrtini 18. stoletja sestavil slovenski učenjak Janez Žiga Valentin Popovič (1705-1774), je izšel šele leta 2004 v uredništvu Richarda Reutnerja, kije k njemu napisal obsežen uvod. Slovar vsebuje mnogo jezikovnogeografskih podatkov za nemščino, odlične razlage in marsikaj primerjalnega, veliko pa se najde tudi v zvezi s Popovičevo materinščino. Občudovanja vredna je avtorjeva razgledanost predvsem po nemškem jezikoslovnem prostoru in po takratni jezikoslovni literaturi

    Valentin N. Volóchinov: um filósofo da ciência da linguagem

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    This text address the work of Russian scholar Valentin N. Vološinov, author of the book Marxism and the Philosophy of Language. The objective is to demonstrate a set of characteristics that place Vološinov as a participant in the critique of science movement, which had its epicenter in Germany, between the years 1840 and 1900. To this end, in addition to a general reflection, which recovers the meaning of the term “criticism” most present in the academic environment of the time, this text considers two points of the much mentioned – and, apparently, somewhat misunderstood – opposition of the Russian thinker to the linguistics of Ferdinand de Saussure, as this linguistics is presented in the Course in General Linguistics. Finally, by way of provocation, this text outlines a few words about the proximity between the epistemological works of Valentin N. Vološinov and Wilhelm Dilthey.Este texto aborda la obra del estudioso ruso Valentin N. Voloshinov, autor de la obra Marxismo y filosofía del lenguaje. El objetivo es demostrar un conjunto de características que sitúan a Voloshinov como participante del movimiento de crítica científica, que tuvo su epicentro en Alemania, entre los años 1840 y 1900. Para ello, además de una reflexión general, que recupera el significado del término “crítica” más presente en el ambiente académico de la época, se consideran dos puntos de la tan mencionada –y, aparentemente, algo incomprendida– oposición del pensador ruso a la lingüística de Ferdinand de Saussure, tal como se presenta esta última en el curso de lingüística general. Al final, a modo de provocación, se esbozan algunas palabras sobre la proximidad entre las obras epistemológicas de Valentin N. Voloshinov y Wilhelm Dilthey.O presente texto aborda o trabalho do estudioso russo Valentin N. Volóchinov, autor da obra Marxismo e filosofia da linguagem. O objetivo é demonstrar um conjunto de características que situam Volóchinov como um partícipe do movimento de crítica das ciências, o qual teve seu epicentro na Alemanha, entre os anos 1840 e 1900. Para isso, além de uma reflexão geral, que recupera a acepção do termo “crítica” mais presente no ambiente acadêmico da época, são considerados dois pontos da muito mencionada – e, ao que tudo indica, um tanto mal compreendido – oposição do pensador russo à linguística de Ferdinand de Saussure, tal como essa última é apresentada no Curso de linguística geral. Ao fim, a título de provocação, são esboçadas algumas palavras a respeito da proximidade entre os trabalhos epistemológicos de Valentin N. Volóchinov e Wilhelm Dilthey

    Shifting patterns of fruit production in tropical forests with negative outnumbering positive trends

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    Analysis related to Shifting patterns of fruit production in tropical forests with negative outnumbering positive trends from Hacket-Pain et al. Code generated by Journé Valentin. For details please check the README (Wiki) and the main study corresponding author: Andrew Hacket-Pain; [email protected]

    Money for Maria by Valentin Rasputin: translation and analysis

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    O objetivo desta pesquisa é apresentar e analisar a primeira novela do autor russo soviético Valentin Raspútin, Dinheiro para Maria, publicada originalmente em 1967. A tradução em português do objeto de estudo é acompanhada de notas contextuais, tanto históricas quanto tradutórias. Para aprofundarmos mais o assunto, é apresentado um breve histórico da coletivização das terras na URSS e as condições sociais e artísticas que permitiram o florescimento da \"prosa de aldeia\". Além disso, são apontados alguns dados biográficos do autor e alguns aspectos de sua obra que o enquadram nesse movimento artístico. Finalmente, são analisadas as diversas camadas cronotópicas da novela e seu caráter dialógico.The aim of this research is to present and analyze the first novel by Soviet Russian author Valentin Rasputin, Money for Maria, originally published in 1967. The Portuguese translation of the object of study is accompanied by contextual notes, both historical and translational. To further explore the subject, a brief history of the collectivization of land in the USSR and the social and artistic conditions that allowed the flourishing of \"village prose\" is presented. In addition, some biographical data of the author and some aspects of his work that fit him in this artistic movement are pointed out. Finally, the various chronotopic layers of the novel and its dialogical character are analyzed

    Dal genere all'allegoria: concerti di Valentin de Boulogne nei disegni e nelle stampe di traduzione

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    La studiosa, muovendo dall’analisi di un dipinto di Leandro Bassano, conosciuto attraverso una stampa di fine Settecento, sottolinea i collegamenti tra la figurazione veneta del concerto e il linguaggio utilizzato nei quadri musicali da Caravaggio e dai suoi seguaci. I seguaci della manfrediana methodus usavano descrivere i momenti musicali inserendoli nell’atmosfera scura delle taverne e dei vari ritrovi mondani. Gli strumenti musicali, raffigurati in queste scene si ricollegano ad una complessa simbologia. Gradualmente il concerto dipinto assume significati reconditi che travalicano l’apparente consesso di musicisti: ora i concetti di armonia e di musica si fondono nella definizione figurativa del concerto allegorico. Valentin de Boulogne non tardò a farsi la nomea di raffinato esecutore di composizioni di genere, in particolare a carattere musicale, successivamente tradotte a stampa. Molti motivi raffigurati, in un suggestivo schema di riflessi, appaiono all’interno delle altre scene di concerti e riunioni varie realizzate dal pittore, ove le espressioni naturalistiche si confondono con gli elementi simbolici. Alla luce delle osservazioni e dei dati riferiti in questo studio, si può avanzare l’idea che la scena allegorica ambientata in taverna sia una delle principali espressioni della tradizione manfrediana, particolarmente nelle declinazioni di Valentin. Infine si proposne l'attribuzione al frnacese di un disegno rintracciato dall’autrice, e tradizionalmente attribuito a Rutilio Manetti; si aprono interessanti quesiti, costituendo un inedito tassello nella storia del dipinto di Valentin de Boulogne Concerto a quattro personaggi e un bevitore (New York in collezione privata, 1626).The author analyses a painting by Leandro bassano, through a print of the late eighteenth century, and empahsizes the connections between the figuration used in Venetian concert painting and the language applied in the musical paintings by Caravaggio a nd his followers. Finally the analysis of a drawing found by the author, and tradinally attributed to Rutilio Manetti, opens up interesting questions in regard to the history of the paioonting Concert with Characteres and a Drinker by Valentin de Boulogne, now in private collection in New York

    Learning to Speak Indigenous Languages with Compassionate Listening Practices

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    Indigenous language reclamation programs are considered an important way to reclaim indigenous identities and empower indigenous community members. Yet, without enough considerations for the participants, they could inhibit the language learning of those participants.The goal of this article is to empower Ryukyuan indigenous language learners using compassionate listening practices to support their learning. The author focuses on language reclamation activities targeting new speakers of the Yaeyaman language. The author analyzed interviews with new speakers (learners) of Yaeyaman and conducted videorecordings.This article identifies the following three issues: (1) linguistic purism, (2) linguistic in security, and (3) lack of ethical principles. These problems seem to hinder new speakers’ motivation to learn and speak their heritage languages. The author found that the emotions and feelings of new speakers are often overlooked and thus, suggests that new learners can be empowered by addressing their feelings through compassionate listen practices. Hence, we need to focus on the emotional support of language learners. The article proposes using compassionate listening practices to empower language learners who are embedded in social power struggles both from outside and inside the language community.https://doi.org/10.33063/diva-472014</p
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