Academic literature on the topic '90C47'

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Journal articles on the topic "90C47"

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Oyewole, Olawale K., Mebawondu Akindele Adebayo, and Oluwatosin T. Mewomo. "A strong convergence algorithm for approximating a common solution of variational inequality and fixed point problems in real Hilbert space." Studia Universitatis Babes-Bolyai Matematica 69, no. 1 (2024): 183–209. http://dx.doi.org/10.24193/subbmath.2024.1.12.

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In this paper, we propose an iterative algorithm for approximating a common solution of a variational inequality and fixed-point problem. The algorithm combines the subgradient extragradient technique, inertial method and a modified viscosity approach. Using this algorithm, we state and prove a strong convergence algorithm for obtaining a common solution of a pseudomonotone variational inequality problem and fixed-point of an η-demimetric mapping in a real Hilbert space. We give an application of this result to some theoretical optimization problems. Furthermore, we report some numerical examp
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Stommel, John R., and Robert J. Griesbach. "New Ornamental Capsicum Germplasm: Lines 90C40, 90C44, and 90C53." HortScience 28, no. 8 (1993): 858–59. http://dx.doi.org/10.21273/hortsci.28.8.858.

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Ouédraogo, Ali, Moussa Barro, and Sado Traoré. "Worst value and robust value for general optimization problem under uncertainty data." Sciences des Structures et de la Matiere 8, no. 2 (2024): 24–31. https://doi.org/10.70974/mat08224024.

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In this paper we consider general form of a optimization problem in face of data uncertainty. We determine a necessary and sufficient condition ensuring the equality between the worst value and the robust value of this uncertain problem with attainment of the worst value. And we deduce robust strong duality and robust stable strong duality property. Keywords: Uncertain optimization problem; Robust counterpart; Robust value; Worst value; Robust strong duality. Mathematics Subject Classification: 90C17, 90C31, 90C46
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Hoehn, Larry. "90.47 A cyclic property of equilateral polygons." Mathematical Gazette 90, no. 518 (2006): 308–9. http://dx.doi.org/10.1017/s0025557200179811.

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Arnzen, Rüdiger. "PROCLUS ON PLATO'S TIMAEUS 89e3–90c7." Arabic Sciences and Philosophy 23, no. 1 (2013): 1–45. http://dx.doi.org/10.1017/s0957423912000069.

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AbstractAlthough the existence of an Arabic translation of a section of Proclus' commentary on Plato's Timaeus lost in the Greek has been known since long, this text has not yet enjoyed a modern edition. The present article aims to consummate this desideratum by offering a critical edition of the Arabic fragment accompanied by an annotated English translation. The attached study of the contents and structure of the extant fragment shows that it displays all typical formal elements of Proclus' commentaries, whereas its conciseness and shortcomings raise certain doubts about its completeness. As
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Anggraini, Reska Ayu, Nofri Yuhelman, and Jumriana Rahayu Ningsih. "PENGEMBANGAN MEDIA VIDEO ANIMASI MENGGUNAKAN APLIKASI KINEMASTER PADA MATERI HIDROKARBON DI SMAN 1 INUMAN." Journal of Chemistry Education and Integration 1, no. 1 (2022): 26. http://dx.doi.org/10.24014/jcei.v1i1.15929.

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Abstract This research on the development of animated video media using the kinemaster application aims to determine the feasibility of chemistry learning media on hydrocarbon materials for SMAN 1 Inuman. The data collection instruments used were material expert validation sheets, media expert validation sheets, linguist validation sheets and student response validation sheets. The data analysis technique used is by calculating the percentage score of the validation assessment. The results showed that the validation results met the valid categories of material experts by 91.93%, media experts
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Sudarto, Sudarto. "Peningkatan keterampilan sosial melalui permainan gobak sodor." JPPM (Jurnal Pendidikan dan Pemberdayaan Masyarakat) 5, no. 1 (2018): 85–95. http://dx.doi.org/10.21831/jppm.v5i1.10374.

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Penelitian ini bertujuan untuk meningkatkan keterampilan sosial melalui permainan gobak sodor. Penelitian ini merupakan penelitian tindakan kelas yang dilakukan dalam dua siklus. Subjek penelitian ini adalah anak kelompok B TK Panca Setya Kabupaten Sintang yang berjumlah 21 anak. Pengumpulan data dilakukan dengan teknik observasi, wawancara, dan dokumentasi. Analisis data menggunakan teknik deskriptif. Hasil penelitian ini menunjukkan bahwa permainan gobak sodor dapat meningkatkan keterampilan sosial pada anak kelompok B TK Panca Setya Kabupaten Sintang. Hasil ini ditunjukkan dengan hasil peni
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Ponto, Fenny Kristanti, Rudy Harijadi Wibowo Pardanus, and Verry Ronny Palilingan. "Pengembangan Media Pembelajaran TIK Berbasis Mobile di Kelas X SMAN 1 Lembean Timur." Edutik : Jurnal Pendidikan Teknologi Informasi dan Komunikasi 3, no. 5 (2023): 686–97. https://doi.org/10.53682/edutik.v3i5.8908.

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ABSTRAK Tujuan dilakukan penelitian ini untuk mengembangkan media pembelajaran pada mata pelajaran Teknologi Informasi dan Komunikasi (TIK) berbasis Mobile di Kelas X SMAN 1 Lembean Timur serta memperoleh tingkat kelayakan media pembelajaran. Penelitian ini menggunakan metode Research and Development dengan menggunakan prosedur penelitian dari Sutopo yang lebih dikenal Multimedia Development Life Cycle. Hasil Penelitian ini adalah Berhasil mengembangkangkan media pembelajaran mata pelajaran Teknologi Informasi dan Komunikasi (TIK) dan tingkat kelayakan media pembelajaran ini diuji dengan usabi
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Shubina, I., K. Titov, L. Demidov, I. Mikhailova, and M. Kiselevsky. "9047 Intrapleural IL-2 immunotherapy of patients with malignant effusion." European Journal of Cancer Supplements 7, no. 2 (2009): 519. http://dx.doi.org/10.1016/s1359-6349(09)71760-4.

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Espitia De La Hoz., Franklin José. "Efecto de la terapia combinada en la vaginosis bacteriana recurrente en mujeres del Eje Cafetero, Colombia." Revista de Obstetricia y Ginecología de Venezuela 83, no. 01 (2023): 18–27. http://dx.doi.org/10.51288/00830105.

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Objective: To evaluate the effect of combined therapy in recurrent bacterial vaginosis in women from the Coffee Region (Colombia). Methods: Observational study, in 189 women over 18 years, diagnosed with recurrent bacterial vaginosis following the Nugent score. They were given combination therapy (oral induction with 500 mg metronidazole for seven days plus 600 mg vaginal boric acid once daily for twenty-one days, followed by 500 mg nifuratel and 200,000 IU vaginal nystatin for six days, every month, for six months); who attended consultation between 2017 and 2020. Clinical and laboratory foll
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Dissertations / Theses on the topic "90C47"

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Neirac, Lucie. "Learning with a linear loss function : excess risk and estimation bounds for ERM and minimax MOM estimators, with applications." Electronic Thesis or Diss., Institut polytechnique de Paris, 2023. http://www.theses.fr/2023IPPAG012.

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La détection de communautés sur des graphes, la récupération de phase, le clustering signé, la synchronisation angulaire, le problème de la coupe maximale, la sparse PCA, ou encore le single index model, sont des problèmes classiques dans le domaine de l'apprentissage statistique. Au premier abord, ces problèmes semblent très dissemblables, impliquant différents types de données et poursuivant des objectifs distincts. Cependant, la littérature récente révèle qu'ils partagent un point commun : ils peuvent tous être formulés sous la forme de problèmes d'optimisation semi-définie positive (SDP).
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Fensham, N. "The Impact of Nutrition and Training Practices on Iron and Bone Status in Athletes." Phd thesis, Australian Catholic University, 2024. https://doi.org/10.26199/acu.90v47.

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Athletes utilise various training and nutrition approaches to optimise training adaptation and competition performance. An important consideration is the potential impact of these practices on athlete health, and the subsequent effects on availability for training and competition and their longevity in the sport. Indeed, regular physical activity and mechanical loading is well-known to have significant benefits for bone health. However, excessive training load combined with insufficient recovery, including inadequate macro- and micronutrient support, places an athlete at increased risk for bon
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Bulian, Francesca. "Analisi geochimica ed ambientale di sedimenti ed acque del lago di Veovaca (Vares- Bosnia ed Erzegovina)." Bachelor's thesis, Alma Mater Studiorum - Università di Bologna, 2015. http://amslaurea.unibo.it/9047/.

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Il lavoro svolto nella zona di Vareš, in particolare nella zona del lago di Veovača ha investigato diverse matrici ambientali (sedimenti, suoli, acque) per valutare le loro caratteristiche e la loro qualità. Nella zona è stata presente in passato attività estrattiva e di lavorazione dei minerali estratti, da qui la necessità di questo studio esplorativo. Il lavoro svolto si divide in tre fasi: campionamento, svolto in quattro giorni passati in campagna; analisi dei campioni raccolti e interpretazione dei risultati. Sono state campionate acque e sedimenti in punti interni al lago, altri in corr
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Guerberof, Arenas Ana. "Productivity and quality in the post-editing of outputs from translation memories and machine translation." Doctoral thesis, Universitat Rovira i Virgili, 2012. http://hdl.handle.net/10803/90247.

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This study presents empirical research on no-match, machine-translated and translation-memory segments, analyzed in terms of translators’ productivity, final quality and prior professional experience. The findings suggest that translators have higher productivity and quality when using machine-translated output than when translating on their own, and that the productivity and quality gained with machine translation are not significantly different from the values obtained when processing fuzzy matches from a translation memory in the 85-94 percent range. The translators’ prior experience impact
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Ferrarese, Renata Flavia Milani Silva [UNESP]. "Caracterização do aporte de poluentes oriundos da atividade sucroalcooleira para a atmosfera, água, solo e sedimento." Universidade Estadual Paulista (UNESP), 2011. http://hdl.handle.net/11449/90047.

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Made available in DSpace on 2014-06-11T19:24:17Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-09-08Bitstream added on 2014-06-13T19:47:07Z : No. of bitstreams: 1 ferrarese_rfms_me_sjrp.pdf: 569531 bytes, checksum: 2da8f73d485e4749222432b449999a7a (MD5)<br>Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)<br>O Brasil vem apresentando crescimento no cultivo de cana-de-açúcar, bem como no número de usinas instaladas no país, ocupando hoje a posição de maior produtor mundial. O Estado de São Paulo destaca-se como o maior produtor do país, onde a Bacia Hidrográfica do T
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Araújo, Taciana Belluci de [UNESP]. "O desenvolvimento do raciocínio moral por meio da técnica da discussão moral: estudo realizado com alunos do ensino fundamental, na disciplina de Língua Portuguesa." Universidade Estadual Paulista (UNESP), 2009. http://hdl.handle.net/11449/90147.

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Made available in DSpace on 2014-06-11T19:24:19Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-09-03Bitstream added on 2014-06-13T20:31:30Z : No. of bitstreams: 1 araujo_tb_me_rcla.pdf: 1446448 bytes, checksum: b3d421c53380047ad9c5493923c1a86b (MD5)<br>É visível a preocupação com um modelo de Educação que tenha como princípio a formação da cidadania. Surge, portanto, no meio escolar, a necessidade de se produzir ações que focalizem o ensino de valores morais, dentro desse contexto, uma vez que aos educadores e a todos os agentes envolvidos com a Educação é atribuída a tarefa de se ed
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Carlindo, Eva Poliana [UNESP]. "Tornar-se professora: o capital cultural como esteio explicativo para o sucesso docente." Universidade Estadual Paulista (UNESP), 2009. http://hdl.handle.net/11449/90247.

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Made available in DSpace on 2014-06-11T19:24:22Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-09-24Bitstream added on 2014-06-13T18:20:42Z : No. of bitstreams: 1 carlindo_ep_me_arafcl.pdf: 529145 bytes, checksum: 38f0c00cfa08e3c6d0a5673c262a0d6a (MD5)<br>Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)<br>Este trabalho de natureza qualitativa pretende contribuir com reflexões que estão sendo sistematizadas cujo objeto de estudo é a formação e a atuação docente. O objetivo desse trabalho é investigar se os modos de ser professor relacionam-se com as experiências fo
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Ueno, Cristina Sayuri [UNESP]. "Um estudo sobre a saúde do professor a partir da perspectiva da sociologia sensível de Michel Maffesoli." Universidade Estadual Paulista (UNESP), 2006. http://hdl.handle.net/11449/90347.

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Made available in DSpace on 2014-06-11T19:24:36Z (GMT). No. of bitstreams: 0 Previous issue date: 2006-12-20Bitstream added on 2014-06-13T19:52:03Z : No. of bitstreams: 1 ueno_cs_me_arafcl.pdf: 502103 bytes, checksum: 924e79ce231b192f773d7e114f344987 (MD5)<br>Através desta pesquisa procuramos compreender a saúde e o adoecimento do professor, inseridos num processo complexo, no qual se relacionam o cotidiano escolar e o macro contexto de políticas públicas voltadas para a educação. Isto se deu a partir dos resultados obtidos pelas pesquisas já realizadas acerca do tema, que apontavam como fat
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Silva, Marísia Cristina da [UNESP]. "Desempenho operacional de semeadora-adubadora de precisão em função do tipo de martelete e velocidade de deslocamento na cultura do milho." Universidade Estadual Paulista (UNESP), 2009. http://hdl.handle.net/11449/90447.

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Made available in DSpace on 2014-06-11T19:24:39Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-05-08Bitstream added on 2014-06-13T18:52:23Z : No. of bitstreams: 1 silva_mc_me_botfca.pdf: 1187348 bytes, checksum: b926169213d8acbaf9358f1d270ff76d (MD5)<br>Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)<br>Na operação de semeadura, o estande adequado e a uniformidade de distribuição de sementes são componentes de grande influência na produtividade do milho. Esses fatores podem ser afetados por inúmeras variáveis, sendo a velocidade de operação da semeadora-adubadora
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Souza, Sivoney Ferreira de [UNESP]. "Obtenção de nanofibras de curauá e aplicação como reforço em compósitos baseados em PVA." Universidade Estadual Paulista (UNESP), 2010. http://hdl.handle.net/11449/90547.

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Made available in DSpace on 2014-06-11T19:24:41Z (GMT). No. of bitstreams: 0 Previous issue date: 2010-09-03Bitstream added on 2014-06-13T18:52:26Z : No. of bitstreams: 1 souza_sf_me_botfca.pdf: 1653750 bytes, checksum: 3aa87de3ba9ede42d6a64a6e7aef2e61 (MD5)<br>Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)<br>O momento atual de maior preocupação ambiental global, a crescente escassez dos recursos fósseis, bem como as novas regulagens ambientais força a busca por materiais que sejam renováveis e compatíveis com o ambiente. Novos materiais estão sendo desenvolvidos a partir de
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Books on the topic "90C47"

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Zubiri, X. El problema filosofico de la historia de las religiones. Alianza, 1993.

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Rosina, Matilde. The Criminalisation of Irregular Migration in Europe. Springer International Publishing, 2022. http://dx.doi.org/10.1007/978-3-030-90347-3.

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Ruben, David-Hillel. The Metaphysics of Action. Springer International Publishing, 2018. http://dx.doi.org/10.1007/978-3-319-90347-7.

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Marin, Marin, and Andreas Öchsner. Essentials of Partial Differential Equations. Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-319-90647-8.

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Ponta, Gheorghe M. L., and Bogdan P. Onac, eds. Cave and Karst Systems of Romania. Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-319-90747-5.

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Gugutzer, Robert. Leib, Körper und Identität. VS Verlag für Sozialwissenschaften, 2002. http://dx.doi.org/10.1007/978-3-322-90147-7.

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Przyborski, Aglaja. Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7.

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Struck, Olaf, Gesine Stephan, Christoph Köhler, Alexandra Krause, Christian Pfeifer, and Tatjana Sohr. Arbeit und Gerechtigkeit. VS Verlag für Sozialwissenschaften, 2006. http://dx.doi.org/10.1007/978-3-531-90447-4.

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Krott, Max, and Michael Suda, eds. Macht Wissenschaft Politik? VS Verlag für Sozialwissenschaften, 2007. http://dx.doi.org/10.1007/978-3-531-90547-1.

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Rosenberg, Eric. A Survey of Fractal Dimensions of Networks. Springer International Publishing, 2018. http://dx.doi.org/10.1007/978-3-319-90047-6.

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Book chapters on the topic "90C47"

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Przyborski, Aglaja. "Einleitung." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_1.

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Przyborski, Aglaja. "Problemstellung, Gegenstand und epistemologische Reflexion." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_2.

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Przyborski, Aglaja. "Die Diskursanalyse der dokumentarischen Methode." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_3.

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Przyborski, Aglaja. "Modi der Diskursorganisation." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_4.

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Przyborski, Aglaja. "Modus der Diskursorganisation und Repräsentation von Erfahrungsräumen." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_5.

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Przyborski, Aglaja. "Forschungsperspektiven." In Gesprächsanalyse und dokumentarische Methode. VS Verlag für Sozialwissenschaften, 2004. http://dx.doi.org/10.1007/978-3-531-90347-7_6.

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von Stephan, Gesine, Olaf Struck, and Christoph Köhler. "Warum eine Studie zum Thema „Arbeit und Gerechtigkeit“?" In Arbeit und Gerechtigkeit. VS Verlag für Sozialwissenschaften, 2006. http://dx.doi.org/10.1007/978-3-531-90447-4_1.

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von Stephan, Gesine, Olaf Struck, and Christoph Köhler. "Theoretischer Bezugsrahmen und methodischer Ansatz." In Arbeit und Gerechtigkeit. VS Verlag für Sozialwissenschaften, 2006. http://dx.doi.org/10.1007/978-3-531-90447-4_2.

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von Krause, Alexandra, Christian Pfeifer, and Tatjana Sohr. "Was beeinflusst die Akzeptanz von Entlassungen und Lohnkürzungen?" In Arbeit und Gerechtigkeit. VS Verlag für Sozialwissenschaften, 2006. http://dx.doi.org/10.1007/978-3-531-90447-4_3.

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von Sohr, Tatjana. "Gender und Gerechtigkeit." In Arbeit und Gerechtigkeit. VS Verlag für Sozialwissenschaften, 2006. http://dx.doi.org/10.1007/978-3-531-90447-4_4.

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Conference papers on the topic "90C47"

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Thompson, N. G., and B. C. Syrett. "Relevancy of Pitting and Protection Potentials." In CORROSION 1990. NACE International, 1990. https://doi.org/10.5006/c1990-90147.

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Abstract A literature review was performed to identify test methods that have been used to examine pitting susceptibility of stainless steels and nickel-base alloys in chloride (Cl) containing environments. Several techniques were identified and a critical discussion of the electrochemical methods is provided with special attention given to the causes of variations observed in the pitting, or breakdown, potential (Epit) and the protection, or repassivation, potential (Eprot). Experiments were performed for Type 317L stainless steel and Alloy G3 in solutions containing high levels of Cl. The te
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Bailin, L. J., and V. S. Agarwala. "Microencapsulated DNBM Quaternary Ammonium Corrosion Inhibitors." In CORROSION 1990. NACE International, 1990. https://doi.org/10.5006/c1990-90447.

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Abstract The microencapsulation of kilogram quantities of DNBM (dichromate, nitrite, borate, and molybdate) quaternary ammonium corrosion inhibitors for use in anticorrosion primers, paints, and polymers has been performed by spray drying an oil-in-water emulsion of the DNBM in aqueous methylcellulose. An organosilane, methyltrimethoxysilane, was applied to render the shells impermeable to the solvents in the test formulation during cure. The microcapsules produced vere principally in the 5-50 μm particle size range. The capsules contain up to 78% core (payload), and increased levels to 80-90%
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Cox, J. W., and Ken Fogh. "Dual Coating System for Pipelines in High Temperature Service." In CORROSION 1990. NACE International, 1990. https://doi.org/10.5006/c1990-90247.

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Abstract Development of a dual coating system for exterior pipelines offering high temperature service (85-105°C) and enhanced performance is described. The dual coating system combines the best advantages of fusion bonded epoxy with the thermo-mechanical performance of polypropylene resins. This unique synergistic relationship offers superior corrosion resistance in highly aggressive environments where long term low maintenance pipelines are required. This has an added degree of safety for environmentally sensitive areas because of the design concept of two coatings to eliminate any potential
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Davis, R. L. "The New Age of Gasketing." In CORROSION 1990. NACE International, 1990. https://doi.org/10.5006/c1990-90347.

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Abstract Gasketing and packing applications in corrosive environment are a common condition in process industries. The traditional gasketing material employed to address these applications has been an asbestos product. Today, however, the Corrosion Engineer has a number of products to choose from which are safer and out-perform these historic materials. The New Age of Gasketing has and will continue to provide advancement to enhance the up-time of process industries.
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"Front Matter: Volume 9047." In International Conference on Optical Instruments and Technology (OIT2013), edited by Zhiping Zhou and Changhe Zhou. SPIE, 2013. http://dx.doi.org/10.1117/12.2054611.

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Botros, K. K., H. Golshan, B. Sloof, Z. Samoylove, and D. Rogers. "Natural Gas Compressor Operation Optimization to Minimize Gas Turbine Outboard Bleed Air." In 2012 9th International Pipeline Conference. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/ipc2012-90047.

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Gas turbine (GT) engines employed in natural gas compressor stations operate in different modes depending on the power, turbine inlet temperature and shaft speeds. These modes apply different sequencing of bleed valve opening on the air compressor side of the engine. Improper selection of the GT and the driven booster compressor operating conditions can lead to larger bleed losses due to wider bleed valve openings. The bleed loss inevitably manifests itself in the form of higher overall heat rate of the GT and greater engine emission. It is therefore imperative to determine and understand the
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Goodfellow, Graham, Susannah Turner, Jane Haswell, and Richard Espiner. "An Update to the UKOPA Pipeline Damage Distributions." In 2012 9th International Pipeline Conference. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/ipc2012-90247.

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The United Kingdom Onshore Pipeline Operators Association (UKOPA) was formed by UK pipeline operators to provide a common forum for representing operators interests in the safe management of pipelines. This includes providing historical failure statistics for use in pipeline quantitative risk assessment and UKOPA maintain a database to record this data. The UKOPA database holds data on product loss failures of UK major accident hazard pipelines from 1962 onwards and currently has a total length of 22,370 km of pipelines reporting. Overall exposure from 1952 to 2010 is of over 785,000 km years
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Librais, Valter, Sergio Ricardo Lourenço, and Claudemir Duca Vasconcelos. "AHP Method: Application in Pipeline Projects in Brazil." In 2012 9th International Pipeline Conference. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/ipc2012-90547.

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This article considers that the most cost-effective way to transport products of fossil fuels, liquids or gases, is by a pipeline system which provides high operational reliability, lower power consumption and less environmental impact consequently. It becomes more and more necessary implementing new pipeline projects in Brazil. In the early seventies, discussions have started regarding the pressure for reduction of costs and pursuit of sustainable development, linked to the Triple Bottom Line, which uses economic, environmental and social dimensions. So far, the decisions in several sectors o
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Gross, Johann, and Malte Krack. "Multi-Wave Vibration Caused by Flutter Instability and Nonlinear Tip Shroud Friction." In ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/gt2019-90247.

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Abstract Measurements revealed the contribution of multiple traveling waves to the flutter vibrations of bladed disks. Saturated flutter vibration, whether in this multi-wave or in its better-understood single-wave form, is a nonlinear phenomenon. However, it is still not understood of what physical origin the relevant nonlinearities are, and under what conditions single-wave or multi-wave flutter vibration occurs. Recent theoretical work suggests that multi-wave flutter vibration can be explained by strongly nonlinear frictional inter-blade coupling. The verity of this hypothesis is strictly
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Prabhakar, Arun, Stephen Ambrose, and Herve Morvan. "Numerical Investigation of Two Phase Flow in a Dual Drive Booster (DDB)." In ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/gt2019-90347.

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Abstract Recent efforts have been devoted in developing cutting edge methods and technologies to overcome the complications involved in extracting power from the spools in turbofan engines to drive the power systems in aircraft. In a contemporary turbofan engine design, a Dual Drive Booster turbofan (DDBTF) summation gear box is employed to derive power from the low pressure (LP) and high pressure (HP) spools. This paper aims to investigate the scavenging of lubrication oil from the Dual Drive Booster gearbox. It is essential that that the scavenging of oil from the gearbox is efficient to era
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Reports on the topic "90C47"

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อำนวยผล, สุรัตนา. การแยกสารสำคัญจากพืชสมุนไพรที่มีฤทธิ์ต้านเบาหวาน ในพื้นที่ของโครงการอนุรักษ์ พันธุกรรมพืชอันเนื่องจากพระราชดำริฯ โดยการวัดฤทธิ์การยับยั้งการสร้างแอดวานซ์ ไกลเคชันเอ็นด์โปรดักส์ ปีที่ 2 : รายงานผลการดำเนินงาน. จุฬาลงกรณ์มหาวิทยาลัย, 2014. https://doi.org/10.58837/chula.res.2014.27.

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จากการนำสารสกัดพืชสมุนไพรจากพื้นที่ของโครงการอนุรักษ์พันธุกรรมพืช อันเนื่องจากพระราช ดำริฯ ที่มีฤทธิ์ดีในการยับยั้งการสร้างแอดวานซ์ไกลเคชันเอ็นด์โปรดักส์ ได้คัดเลือกใบพลองใบรี นำมาสกัดแยกสารด้วยวิธี Bioassay guided fractionation สามารถแยกสารได้ 1 สาร คือ สาร NP จากการพิสูจน์เอกลักษณ์ของสารทั้งสอง พบว่า คือ 2-(3’,5’-dihydroxy-4’-methoxyphenyl)-3,5,7-trihydroxy- chromen-4-one หรือ mearnsetin โดยเทียบกับข้อมูล 1 H-NMR และ 13C-NMR spectra ของสารที่ได้รายงานมาแล้ว จากการทดสอบฤทธิ์ยับยั้งการสร้างแอดวานซ์ไกลเคชันเอ็นด์โปรดักส์ พบว่า mearnsetin มีร้อยละของการยับยั้งการสร้าง AGE เป็น 75.62 และร้อยละของ
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