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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

Síntese de materiais orgânicos conjugados com baixa Egap para aplicação em células solares, magnetorresistores e narizes eletrônicos / Synthesis of organic conjugated materials with low bandgap for application in solar cells, magnetoresistors and electronic noses

Cordeiro, Juliana Ribeiro 17 September 2014 (has links)
Os objetivos do presente trabalho consistem na síntese de dois polímeros - poli(2,1,3-benzotiadiazol-4,7-ilenovinileno-alt-9,9-n-dioctil-2,7-fluorenilenovinileno) (PBTDV-alt-PDO27FV) e poli[4,7-(2,1,3-benzotiadiazolileno)-alt-(2,5-dioctilóxi-1,4- fenilenovinileno)] (PBTDV-alt-PDOPPV) - cinco oligômeros - 4,7-bis(2-(9,9-n-dioctil-9H-fluoren-2-il)vinil)2,1,3-benzotiadiazol (FBF); 2,7-bis(2-(2,1,3-benzotiadiazol-4-il)vinil)9,9-n-dioctil-9H-fluoreno (BFB); 4-(2-(9,9-n-dioctil-9H-fluoren-2-il)vinil)2,1,3-benzotiadiazol (FB); 1,2-bis(9,9-n-dioctil-9H-fluoren)2-vinileno (FF) e 2,2\'-(2,2\'-(9,9-n-dioctil-9H-fluoreno)2,7-bis(vinileno)bis(9,9-n-dioctil-9H-fluoreno) (FFF) - e três small molecules - 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(6-fluoro-4-(5\'-hexil-[2\'-tiofeno-2\'-tiazol]-5-il)benzo[c][1,2,5]tiadiazol (G37FBT); 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(6-fluoro-4-(2\'-isobutil-[5\',2\'-ditiazol])-5-il)benzo[c][1,2,5]tiadiazol (J1) e 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(5\'-hexil-[2,2\'-bitiofeno]-5- bis(il)benzo[c][1,2,5]tiadiazol) (J2) - seguida da aplicação desses materiais em dispositivos fotovoltaicos e magnetorresistivos e em sensores de gás. Os polímeros e oligômeros preparados são derivados de poli(p-fenilenovinileno) e contêm unidades de fluoreno e/ou 2,1,3-benzotiadiazol, tendo sido empregada, na etapa final de cada síntese, reação de Wittig visando ao acoplamento e à formação das duplas vinilênicas. As small molecules, preparadas por meio de sucessivas formações de organo-estananas e reações de Stille, também foram sintetizadas com sucesso e em rendimentos apreciáveis. A espécie J2 não foi preparada com sucesso, obtendo-se, em contrapartida, um análogo dessa molécula, que foi devidamente isolado e caracterizado. No que tange à aplicação dos materiais em dispositivos fotovoltaicos, os resultados até então obtidos mostraram-se inconclusivos, sendo digno de nota, no entanto, que o estudo continua sendo conduzido por colaboradores. O trabalho de aplicação dos materiais em dispositivos magnetorresistivos apresentou resultados interessantes para os oligômeros FBF, BFB, FFF e FF, visto que dispositivos fabricados a partir das referidas espécies mostraram variação em seus valores de corrente elétrica quando submetidos a campo magnético de 200 mT. Por fim, foram desenvolvidos narizes eletrônicos com duas finalidades distintas: (a) identificação de diferentes espécies de madeira de interesse ambiental e (b) estudo da influência da atividade física no indivíduo por meio da análise do suor. Os sensores de gás foram preparados por meio da deposição de finos filmes de materiais orgânicos conjugados dopados sobre a superfície de eletrodos interdigitados. No estudo acerca da identificação de espécies de madeira, a análise de leave-one-out revelou 100 % de taxa de acerto na diferenciação entre as espécies angelim, cedro-rosa, imbuia e perobinha. O estudo da influência da atividade física no indivíduo também se mostrou promissor na medida em que identificou os diferentes estágios do exercício físico com taxa de acerto de 93 %, também definida pela técnica estatística de leave-one-out. / The present work consists on the synthesis of two polymers - poly(2,1,3- benzothiadiazole-4,7-ylenevinylene-alt-9,9-n-dioctyl-2,7-fluorenylenevinylene) (PBTDV-alt-PDO27FV) and poly[4,7-(2,1,3-benzothiadiazole-ylene)-alt-(2,5-dioctyloxy-1,4-phenylenevinylene)] (PBTDV-alt-PDOPPV) - five oligomers - 4,7-bis(2-(9,9-n-dioctyl- 9H-fluorene-2-yl)vinyl)2,1,3-benzothiadiazole (FBF); 2,7-bis(2-(2,1,3- benzothiadiazole-4-yl)vinyl)9,9-n-dioctyl-9H-fluorene (BFB); 4-(2-(9,9-n-dioctyl-9H-fluorene-2-yl)vinyl)2,1,3-benzothiadiazole (FB); 1,2-bis(9,9-n-dioctyl-9H-fluorene)2- vinylene (FF) and 2,2\'-(2,2\'-(9,9-n-dioctyl-9H-fluorene)2,7-bis(vinylene)bis(9,9-n-dioctyl-9H-fluorene) (FFF) - and three small molecules - 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(6-fluoro-4-(5\'-hexyl-[2\'-thiophene-2\'- thiazole]-5-yl)benzo[c][1,2,5]thiadiazole (G37FBT); 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(6-fluoro-4-(2\'-isobutyl-[5\',2\'-dithiazole]-5-yl)benzo[c][1,2,5]thiadiazole (J1) and 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(5\'-hexyl-[2,2-bithiophene]-5-bis(yl)benzo[c][1,2,5]thiadiazole) (J2) - followed by the application of such materials in organic photovoltaics (OPV), magnetoresistive devices and gas sensors. The polymers and oligomers are all poli(p-phenylenevinylene)s derivatives containing 2,1,3-benzothiadiazole and/or substituted fluorene units in the main chain. Those materials\' preparation comprises a coupling Wittig reaction as the key step, through which the vinylenic bonds are formed. The small molecules mentioned above were synthesized by successive organostannane preparations followed by cross-coupling Stille reactions, leading to the target-compounds in considerably high yields. Although the route is a very useful methodology for synthesizing organic conjugated small molecules, J2 was not successfully prepared. The reaction led to a J2 analogue instead, that was properly isolated and characterized. The application of the cited materials in organic photovoltaics (OPVs) is still in progress, since the study has shown inconclusive results so far. The study of the organic magnetoresistive properties of the synthesized materials has led to interesting results for the oligomers FBF, BFB, FFF and FF. The devices containing those compounds in their active layers presented considerable variations in their electric current values when submitted to a magnetic field of 150 mT magnitude. Finally, electronic noses for two different applications were developed: (a) the identification of wood species that can be easily mistaken and (b) the study of exercise physiology through analyses of sweat samples. The gas sensors were prepared by the deposition of doped organic conjugated materials thin films onto the surface of intedigitated electrodes. The study on the differentiation of several species of wood showed 100 % rate of hits determined by leave-one-out statistics analysis. The study on the exercise physiology was also promising since it allowed the identification of the three different stages of the physical exercise with a 93 % rate of hits, also determined by leave-one-out methods. Thus, both studies suggest that the electronic nose can be a powerful tool to study many different targets in which the release of volatile compounds is involved
22

Síntese de materiais orgânicos conjugados com baixa Egap para aplicação em células solares, magnetorresistores e narizes eletrônicos / Synthesis of organic conjugated materials with low bandgap for application in solar cells, magnetoresistors and electronic noses

Juliana Ribeiro Cordeiro 17 September 2014 (has links)
Os objetivos do presente trabalho consistem na síntese de dois polímeros - poli(2,1,3-benzotiadiazol-4,7-ilenovinileno-alt-9,9-n-dioctil-2,7-fluorenilenovinileno) (PBTDV-alt-PDO27FV) e poli[4,7-(2,1,3-benzotiadiazolileno)-alt-(2,5-dioctilóxi-1,4- fenilenovinileno)] (PBTDV-alt-PDOPPV) - cinco oligômeros - 4,7-bis(2-(9,9-n-dioctil-9H-fluoren-2-il)vinil)2,1,3-benzotiadiazol (FBF); 2,7-bis(2-(2,1,3-benzotiadiazol-4-il)vinil)9,9-n-dioctil-9H-fluoreno (BFB); 4-(2-(9,9-n-dioctil-9H-fluoren-2-il)vinil)2,1,3-benzotiadiazol (FB); 1,2-bis(9,9-n-dioctil-9H-fluoren)2-vinileno (FF) e 2,2\'-(2,2\'-(9,9-n-dioctil-9H-fluoreno)2,7-bis(vinileno)bis(9,9-n-dioctil-9H-fluoreno) (FFF) - e três small molecules - 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(6-fluoro-4-(5\'-hexil-[2\'-tiofeno-2\'-tiazol]-5-il)benzo[c][1,2,5]tiadiazol (G37FBT); 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(6-fluoro-4-(2\'-isobutil-[5\',2\'-ditiazol])-5-il)benzo[c][1,2,5]tiadiazol (J1) e 7,7\'-(4,4-bis(2-etil-hexil)-4H-silolo[3,2-b-:4,5-b\']ditiofen-2,6-diil)bis(5\'-hexil-[2,2\'-bitiofeno]-5- bis(il)benzo[c][1,2,5]tiadiazol) (J2) - seguida da aplicação desses materiais em dispositivos fotovoltaicos e magnetorresistivos e em sensores de gás. Os polímeros e oligômeros preparados são derivados de poli(p-fenilenovinileno) e contêm unidades de fluoreno e/ou 2,1,3-benzotiadiazol, tendo sido empregada, na etapa final de cada síntese, reação de Wittig visando ao acoplamento e à formação das duplas vinilênicas. As small molecules, preparadas por meio de sucessivas formações de organo-estananas e reações de Stille, também foram sintetizadas com sucesso e em rendimentos apreciáveis. A espécie J2 não foi preparada com sucesso, obtendo-se, em contrapartida, um análogo dessa molécula, que foi devidamente isolado e caracterizado. No que tange à aplicação dos materiais em dispositivos fotovoltaicos, os resultados até então obtidos mostraram-se inconclusivos, sendo digno de nota, no entanto, que o estudo continua sendo conduzido por colaboradores. O trabalho de aplicação dos materiais em dispositivos magnetorresistivos apresentou resultados interessantes para os oligômeros FBF, BFB, FFF e FF, visto que dispositivos fabricados a partir das referidas espécies mostraram variação em seus valores de corrente elétrica quando submetidos a campo magnético de 200 mT. Por fim, foram desenvolvidos narizes eletrônicos com duas finalidades distintas: (a) identificação de diferentes espécies de madeira de interesse ambiental e (b) estudo da influência da atividade física no indivíduo por meio da análise do suor. Os sensores de gás foram preparados por meio da deposição de finos filmes de materiais orgânicos conjugados dopados sobre a superfície de eletrodos interdigitados. No estudo acerca da identificação de espécies de madeira, a análise de leave-one-out revelou 100 % de taxa de acerto na diferenciação entre as espécies angelim, cedro-rosa, imbuia e perobinha. O estudo da influência da atividade física no indivíduo também se mostrou promissor na medida em que identificou os diferentes estágios do exercício físico com taxa de acerto de 93 %, também definida pela técnica estatística de leave-one-out. / The present work consists on the synthesis of two polymers - poly(2,1,3- benzothiadiazole-4,7-ylenevinylene-alt-9,9-n-dioctyl-2,7-fluorenylenevinylene) (PBTDV-alt-PDO27FV) and poly[4,7-(2,1,3-benzothiadiazole-ylene)-alt-(2,5-dioctyloxy-1,4-phenylenevinylene)] (PBTDV-alt-PDOPPV) - five oligomers - 4,7-bis(2-(9,9-n-dioctyl- 9H-fluorene-2-yl)vinyl)2,1,3-benzothiadiazole (FBF); 2,7-bis(2-(2,1,3- benzothiadiazole-4-yl)vinyl)9,9-n-dioctyl-9H-fluorene (BFB); 4-(2-(9,9-n-dioctyl-9H-fluorene-2-yl)vinyl)2,1,3-benzothiadiazole (FB); 1,2-bis(9,9-n-dioctyl-9H-fluorene)2- vinylene (FF) and 2,2\'-(2,2\'-(9,9-n-dioctyl-9H-fluorene)2,7-bis(vinylene)bis(9,9-n-dioctyl-9H-fluorene) (FFF) - and three small molecules - 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(6-fluoro-4-(5\'-hexyl-[2\'-thiophene-2\'- thiazole]-5-yl)benzo[c][1,2,5]thiadiazole (G37FBT); 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(6-fluoro-4-(2\'-isobutyl-[5\',2\'-dithiazole]-5-yl)benzo[c][1,2,5]thiadiazole (J1) and 7,7\'-(4,4-bis(2-ethyl-hexyl)-4H-silolo[3,2-b-:4,5-b\']dithiophene-2,6-diyl)bis(5\'-hexyl-[2,2-bithiophene]-5-bis(yl)benzo[c][1,2,5]thiadiazole) (J2) - followed by the application of such materials in organic photovoltaics (OPV), magnetoresistive devices and gas sensors. The polymers and oligomers are all poli(p-phenylenevinylene)s derivatives containing 2,1,3-benzothiadiazole and/or substituted fluorene units in the main chain. Those materials\' preparation comprises a coupling Wittig reaction as the key step, through which the vinylenic bonds are formed. The small molecules mentioned above were synthesized by successive organostannane preparations followed by cross-coupling Stille reactions, leading to the target-compounds in considerably high yields. Although the route is a very useful methodology for synthesizing organic conjugated small molecules, J2 was not successfully prepared. The reaction led to a J2 analogue instead, that was properly isolated and characterized. The application of the cited materials in organic photovoltaics (OPVs) is still in progress, since the study has shown inconclusive results so far. The study of the organic magnetoresistive properties of the synthesized materials has led to interesting results for the oligomers FBF, BFB, FFF and FF. The devices containing those compounds in their active layers presented considerable variations in their electric current values when submitted to a magnetic field of 150 mT magnitude. Finally, electronic noses for two different applications were developed: (a) the identification of wood species that can be easily mistaken and (b) the study of exercise physiology through analyses of sweat samples. The gas sensors were prepared by the deposition of doped organic conjugated materials thin films onto the surface of intedigitated electrodes. The study on the differentiation of several species of wood showed 100 % rate of hits determined by leave-one-out statistics analysis. The study on the exercise physiology was also promising since it allowed the identification of the three different stages of the physical exercise with a 93 % rate of hits, also determined by leave-one-out methods. Thus, both studies suggest that the electronic nose can be a powerful tool to study many different targets in which the release of volatile compounds is involved
23

[fr] CORPS, TEMPS ET EXPÉRIENCE DANS L OUVRE IMAGÉTIQUE D ARTHUR OMAR / [pt] CORPO, TEMPO E EXPERIÊNCIA NA OBRA IMAGÉTICA DE ARTHUR OMAR

MARIANA RODRIGUES PIMENTEL 08 April 2005 (has links)
[pt] Esta dissertação se propõe investigar a relação entre corpo, Tempo e experiência na obra imagética de Arthur Omar a partir de uma certa perspectiva ontológica do Tempo formulada pelo filósofo francês Gilles Deleuze. Desta forma, procura descrever alguns modos de temporalização do corpo nos filmes, vídeos e no álbum fotográfico Antropologia da Face Gloriosa do artista. / [fr] Cette dissertation a pour but la recherche sur la relation entre corps, Temps et expérience dans l ouvre imagétique d Arthur Omar à partir d une certaine perspective ontologique du temps formulée par le philosophe français Gilles Deleuze. De cette façon, essaie de décrire quelques modes de temporalisation du corps dans le films, vidéos e dans l album photographique Antropologia da Face Gloriosa de l artiste.
24

Talibanerna som organisation : En studie av strukturen på styret av talibanernas organisation 2009 / The organisation of the Taliban : A study of the structure of the rule of the Taliban organisation 2009

Askervall, Karl January 2012 (has links)
Sedan attacken på USA 11 september 2001 har åtskilliga rapporter skrivits om Talibanernaför att skapa underlag för styrkorna som bekämpar dem. Syftet med uppsatsen är att försökaåskådliggöra en struktur på styret av talibanernas organisation 2009 och förklara varför dehade denna struktur på styret med utgångspunkt i den religiösa utbildningen. Och i och meddetta bidra till forskningsläget om talibanerna. Frågeställningen som besvaras i uppsatsen är:Vilken struktur hade styret av talibanernas organisation 2009 och varför hade styret dennastruktur? Denna frågeställning löses ut av följande 2 frågor: Fråga 1 - Kan strukturen påstyret av talibanernas organisation 2009 beskrivas med hjälp av en strukturellorganisationsteori? Fråga 2 - Kan den religiösa utbildningen vara en förklaring till dennastruktur på styret?Med hjälp av en strukturell teori om organisationers form och två sociologiska teorier sombehandlar varför människor och grupper handlar som de gör utifrån deras bakgrund ska jagförsöka uppfylla uppsatsens syfte och beskriva hur strukturen på styret av talibanernasorganisation såg ut 2009 och förklara varför den såg ut så.Uppsatsen använder en kvalitativ metod där divisionaliserad organisation, habitus och dendolda läroplanen används som teorier. I den första analysen som svarar på den första frågangörs en fallstudie på ett dokument som beskriver regler och förhållningssätt för talibanernaunder Mullah Omar med hjälp av divisionaliserad organisation. Därefter för att svara påuppsatsens andra fråga analyseras talibanernas habitus utifrån den religiösa utbildningen föratt sedan analyseras med hjälp av Pierre Bourdieus habitusteori och Donald Broadys dendolda läroplanen.Resultatet av analyserna visar att strukturen på styret av talibanernas organisation 2009 tillstor del kan beskrivas med teorin om divisionaliserad organisation och att habitusteorin medstöd av den dolda läroplanen kan ge en förklaring till varför deras styre hade denna struktur2009 utifrån de enskilda individernas religiösa utbildning i södra Afghanistan och Pakistan. / Since the attack on The United States of America September 11 2001 numerous reports hasbeen written about the Taleban to provide information to the forces fighting them. Thepurpose of my thesis is to try to illustrate a structure on the rule of the Taliban organisation2009 and explain why they had this structure on their rule based on religious education. Andby this contribute to the current research about the Taliban. To fulfil this purpose I willanswers the following question in the thesis: What structure did the Taliban have on the ruleof their organisation in 2009 and why did the rule have this structure? This main questionwill be answered through two sub questions: Question 1 – Can the structure of the rule of theTaliban organisation 2009 be described by using a structural theory about organisations?Question 2 – Can the religious education be an explanation to this structure of their rule?With the help of one structural theory about organisations and two sociological theory’sthat concerns why people and groups act the way they do based of their background I will tryto fulfil the purpose of the thesis and describe the structure of the rule of the Talibanorganisation 2009 and explain why the rule had this structure.The thesis uses a qualitative method and divisionaliserad organisation, habitus and thehidden curriculum as theories. In the first analyse that answers to the first question I make acase study on a document that describes rules and regulations for the Taliban’s under MullahOmar using Henry Mintzbergs theory of divisionaliserad organisation. Thereafter to answerthe second question I first analyse the Taliban habitus based on their religious education.Then I continue the analysis using Pierre Bourdieus theory of habitus and Donald Broadysthe hidden curriculum.The result of the two analyses shows that the structure of the rule of the Talibanorganisation 2009 can be described fairly well using the theory of divisionaliseradorganisation. It also shows that the theory of habitus with the support of the hiddencurriculum can give an explanation to why their rule had this structure 2009 based on theindividual’s religious education in southern Afghanistan and Pakistan.
25

Social Consciousness in Wind Band Music of the Early 21st Century, Represented through a Study of Three Wind Band Works: Symphony No. 2-Migration by Adam Schoenberg, Silver Lining-Concerto for Flute and Wind Ensemble by Frank Ticheli, and Of Our New Day Begun by Omar Thomas

Eaddy, Jack A., Jr. 08 1900 (has links)
The wind band provides an outlet for composers to use their platform to reach performers, enlighten audiences, and heal communities. This document is an analysis of three composers' approach to incorporate social consciousness in their wind band music. Adam Schoenberg, Omar Thomas, and Frank Ticheli work with specific social justice issues to respond to specific events, allowing them to reach and empower performers and audiences, to heal, thrive and build past these events. The chapters contain each composer's biographical information, then provide detailed information of the three works; background and cursory information, the composer's use and understanding of the social justice issue and an extensive analysis of each work. The composers use compositional design techniques to convey their intent to share a specific message. This document provides insight through each composer's techniques and thought processes, providing a better understanding of the works. The knowledge gained will help conductors and performers understand social consciousness in wind band music.
26

Sitting head of state immunity for crimes under international law : conflicting obligations of ICC member states?

Gebremeskel, Wintana Kidane January 2016 (has links)
Magister Legum - LLM / Sitting head of state immunity for crimes under international law has been a very controversial issue in recent times. On the one hand, the debate bears that personal immunity has been renounced for crimes under international law. On the other hand, the advocates of personal immunity claim that the principle of immunity is still persisting under customary International law. Although the International Criminal Court (ICC) is a treaty based court, it is able to extend its jurisdiction to non-state parties to the Rome Statute through a referral by the United Nations Security Council. Lacking its own enforcement body the ICC relies on the cooperation of other states for arrest and surrender of those it indicts. The extension of the court's jurisdiction to non-state parties, such as the case of Sudanese President Omar Al Bashir, has led to the reluctance of state parties to the Rome Statue to effect arrest and surrender citing a 'dilemma between two conflicting obligations'. This paper analyses the legal status of personal immunity before different fora such as International tribunals, foreign domestic courts and under customary international law. It also critically examines the legal basis for the alleged conflicting obligations of state parties. The paper at the end concludes that there is no conflicting obligation for states parties to fully co-operate with the ICC and the lack of co-operation in the arrest and surrender of a sitting head of state is inconsistent with international law particularly with United Nation Charter and the Rome Statute. / German Academic Exchange Service (DAAD)
27

Anti-religiöst näthat på Twitter : En kvantitativ och kvalitativ undersökning kring hat på Twitter / Anti-religious hate on Twitter : A quantitative and qualitative study regarding hatred spread on Twitter

Rupar, Stefan January 2020 (has links)
The present study uses a qualitative and quantitative content analysis method in order to analyse the antiSemitic and Islamophobic hate that spreads across Twitter. Specifically, how common hate speech of thissort is directed towards religious representatives of Judaism and Islam and whether the hatred differs in any way. In addition to this, the theory of globalization is examined in order to gain a deeper understandingof the theories impact on the amount of hatred that resides on the internet. To investigate this, two religiousrepresentatives were chosen, one Jewish rabbi and one Muslim imam. Specifically, the responses andtweets that were sent to their Twitter accounts were examined to gauge the feedback they get from thepublic on a daily basis. The analysed tweets were placed in predetermined categories. The results that thepresent study offers matches most of the previous studies made about the subject. In other words, there isreligious hatred spread across the internet, but the hatred aimed towards Judaism and Islam does not lookthe same. They stem from different points of reference which manifests hatred in different forms. Itbecomes apparent that the theory of globalization and digitalization plays a role in the widespread onlinehate. Though, quantifying the impact of these theories in more specific numbers shows to be an incredibledifficult task.
28

Innocence et vérité dans le procès pénal français et anglo-saxon / The search for the truth in french and anglo-saxon criminal proceedings

Inchauspé, Dominique 07 September 2016 (has links)
Le véritable enseignement de la présente étude réside en ce que, comme déjà évoqué, le poids de l’appareil judiciaire finit par acquérir plus de consistance que le crime lui-même. A « l’aventure criminelle », c’est-à-dire celle, tragique, des faits à réprimer, se substitue « l’aventure judiciaire », celle de la marche de la justice en vue de parvenir au jugement des faits. Qu’il s’agisse du procès pénal français ou anglo-saxon, l’étude démontre que les règles applicables sont d’une telle complexité qu’elles génèrent une logique judiciaire spécifique et presque détachée des faits à traiter. Les praticiens sont souvent surpris du contraste entre les faits à juger, dont les mobiles et les circonstances sont toujours simples, et la solution judiciaire plus et/ou trop élaborée.L’étude démontre encore le caractère immuable et presque immobile de la justice pénale. Qu’il s’agisse de la France ou des pays anglo-saxons, les fondamentaux des deux systèmes judiciaires en concurrence –procédure inquisitoire ou procédure accusatoire- sont les mêmes depuis le Moyen Âge. Certes, des réformes interviennent, le poids du contradictoire s’accroit, les procédures de recours sont organisées, etc. Mais il s’agit toujours en France de faire faire une enquête approfondie avant procès par un organe d’état et, dans les pays anglo-saxons, de voir s’affronter deux thèses avec un avantage pratique à l’accusation.C’est que, comme le démontre aussi l’étude, la philosophie sociale de chacun des deux mondes français et anglo-saxon est différente sur le statut du suspect : objet d’une recherche de la vérité en France et presque coupable chez les Anglo-Saxons.Cette philosophie sociale en recoupe une autre : la philosophie politique. En France, l’individu est assisté car l’Etat est plus grand que lui ; dans les pays anglo-saxons, l’individu est un homme libre et seul responsable de son destin. Dès lors, en France, l’Etat veut forger sa propre opinion sur des faits délictueux ; dans les pays anglo-saxons, l’affrontement des individus (parquetiers et défenseurs) prime le reste. De plus, dans ces pays, la liberté et l’indépendance reconnues à l’individu le rendent davantage responsable de ses faits et gestes, d’où l’importance démesurée accordée à l’aveu. Pour autant, cette philosophie politique d’un citoyen libre et fort est un extraordinaire levier pour l’Histoire de la Liberté et celle aussi de l’Expansion économique. Sans elle, les pays européens du continent n’auraient sans doute pas pu se soustraire à la botte de conquérants. Sans elle, les Etats-Unis ne seraient pas une locomotive du développement.Il ne faudrait pas croire non plus que le monde anglo-saxon n’a fait que peu d’apports positifs au procès pénal. C’est à la loi britannique sur l’Habeas corpus de 1679 que l’on doit l’idée d’un délai raisonnable pour être jugé et, à défaut, le droit à être remis en liberté. C’est encore aux Britanniques que l’on doit l’idée de droits de la défense recensés en tant que tels, d’abord dans certains articles de la Magna Carta de 1212 puis dans le Bill of Rights de 1689. C’est aux Américains que l’on doit l’idée de sacraliser les droits de la défense en leur donnant un contenu constitutionnel par les amendements à la Constitution de 1787, ajoutés à partir de 1789, une idée qui sera reprise bien plus tard dans la Convention Européenne des Droits de l’Homme et des libertés fondamentales.L’étude montre donc que les pays anglo-saxons réputés pragmatiques ont plutôt fait des contributions de principe, sans mesurer que les applications pratiques qu’ils en tirent dénaturent le procès pénal. L’étude montre aussi que la France, réputée pour ses approches dogmatiques et rationnelles mais d’une raison déconnectée des réalités, a une vision bien plus juste du procès pénal.L’étude a enfin montré que, dans le domaine de la justice pénale, les mondes français et anglo-saxons s’ignorent. / This study shows that the criminal process finally acquires more consistency than the crime itself. The “criminal adventure”, namely the tragical story of the crime itself, turns into “the judicial adventure”, namely the path of justice towards the final decision (conviction or dismissal). Whether it deals with the French or with the Anglo-Saxon models, the legal rules are so complicated that they create a judicial logic which is specific and clipped from the facts of the case. In comparison, the motives and the circumstances of a crime are always simple. Accordingly, the judicial issue appears to be more (and often too much) elaborated than the crime itself.The study also shows the unchanging character of the criminal justice. Whether it is in France or in the Anglo-Saxon countries, the fundamentals of the two justices which are concurrent – inquisitorial model and adversary one- are the same that in the Middle Age. Of course, some reforms happened. The importance of the rule of the contradictory increases, etc. However, the main concern of the French justice still deals with a pretrial investigation which is very thoroughly conducted by a state agency. The Anglo-Saxon model always lies in the confrontation of two thesis with a practical advantage given to the prosecution. These different approaches by the two justices are attributable to a different social philosophy. The status of the suspected person greatly differs whether he is prosecuted in France or in the Anglo-Saxon countries: in France, this status is a matter of the search for the truth; in the Anglo-Saxon countries, this status is in practice that of an almost guilty one, even if his guilt must be proved beyond a reasonable doubt.This social and/or ethic philosophy recuts another one: the political philosophy. In France, the individual is assisted since the State is deemed to be “stronger” than him; in the Anglo-Saxon countries, the individual is a free man; accordingly, he is solely responsible for his acts. Therefore, in France, the State wants to fix up its own opinion about the crime; in the Anglo-Saxon countries, the confrontation of the prosecution and the lawyer outdoes all the rest, in particular the truth. Moreover, in these countries, according to the freedom and the independence of the individual, an undue importance is given to confessions.However, the Anglo-Saxon political philosophy is an extraordinary lever for the history and the liberty and also for the economic expansion. Without it, the continental countries would not have been able to be freed from the conquerors of the two world wars and the cold war. Without it, the US would not be a forefront of the progress.We do not consider that the Anglo-Saxon world made few positive contributions to the criminal proceedings. Indeed, this is the famous English Habeas Corpus Act of 1679 which created the idea of a reasonable time to be tried in court and, if not, to be released from prison. From the English comes the idea of an explicit list of rights of the defence, in particular in some articles in the Magna Carta of 1212 and then officially included in the Bill of Rights of 1689. From the Americans comes the idea of making the rights of defence sacred through the amendments of the constitution. We remember that this idea arrived late in Europe with the ECHR.Therefore, the study shows that the Anglo-Saxons countries which benefit from a reputation of pragmatism have rather acted as theoreticians of criminal law. They have provided the world of criminal justice mainly with contributions close to symbols. They have underestimated the consequences of these symbols in the practice of the criminal proceedings. The study shows also that the French, who are often known for their dogmatic approach of problems, have a better understanding of the criminal proceedings.The study shows especially that the Anglo-Saxon world of criminal justice and the French one totally ignore each other.
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Regard porté sur une double culture : Omar Victor Diop, Yinka Shonibare, Kehinde Wiley

RAZAFINDRAKOTO, Fanja 04 1900 (has links)
Mémoire de recherche-Double culture. / Ce mémoire examine les contacts, les relations établies entre l’art qualifié d’occidental et les arts actuels d’artistes d’origine africaine pour mettre en évidence l’émergence d’une dualité culturelle émanant de deux mondes différents donnant naissance à un genre artistique uniquement hybride. Il sera question de construire une étude se penchant sur le travail des artistes Omar Victor Diop, Kehinde Wiley et Yinka Shonibare. En ayant recours à un médium qui leur est propre, ces trois artistes réalisent un travail hybride associant cette double culture dont ils ont hérité par le phénomène de la mondialisation. Les origines et nationalités différentes auront leur importance dans cette analyse, Diop étant sénégalais, Wiley afroaméricain et Shonibare anglo-nigérian. C’est un moyen aussi d’analyser cette question de la double identité que la mondialisation a entrainée par le prisme de l’art et la manière dont cela se manifeste chez ces artistes. Nous assistons à une ouverture des frontières géographiques créant ainsi de nouveaux contacts entre les différents pays notamment d’un point de vue culturel. Ainsi, s’ajoute au phénomène de la mondialisation celui de la mouvance postcoloniale. Cette pensée post-coloniale nous pousse à nous questionner sur la manière dont les artistes contemporains, et dans notre cas les artistes contemporains africains, définissent leur identité et ce que la notion d’authenticité signifie pour eux. Il y a une remise en question des stéréotypes, une réflexion autour de la binarité Occident/Orient, blanc/noir et enfin une volonté de montrer l’importance de la place des Noirs dans l’histoire chez Wiley, Shonibare et Diop. C’est donc une conscience commune autour de l’identité noire chez ces trois artistes qui nous permet de les rattacher à la notion de panafricanisme. / This thesis investigates the relationships between Western art and the works of three artists of African descent, Omar Victor Diop, Kehinde Wiley, and Yinka Shonibare, to uncover a distinct artistic genre, called hybrid, through these artists’ respective media. The hybridity that their art embodies results from the type of cultural duality that globalization enables. Of particular interest are these artists’ nationalities and ethnic identities, Diop being Senegalese, Wiley African-American, and Shonibare Anglo-Nigerien. As such the analysis unpacks the phenomenon of cultural duality engendered by globalization through the prism of art and the way it manifests itself in these artists’ works through which we witness the opening of geographical borders, thus breaking down barriers between different countries, particularly from a cultural point of view. In addition to the phenomenon of globalization, the thesis also investigates whether these artists of hybridity find their place in the post-colonial movement. The focus on the post-colonial era prompts us to question how contemporary artists, in this case contemporary African artists, define their identities and reveal what authenticity means to them. Stereotypes are questioned, as are the Western vs. non-Western and white vs. black divides. Finally, the thesis investigates these artists’ desire to show the place that Black people occupy in history. In this way, the black consciousness that runs through these three artists’ works allows us to appreciate their contributions to Panafricanism.
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Rhapsody for Flute and Wind Ensemble

Searls, Jesse Patrick 02 September 2009 (has links)
No description available.

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