Добірка наукової літератури з теми "Open cross section"

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Статті в журналах з теми "Open cross section"

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Makki, Russul O., and Mohammed K. Fakhraldin. "Modeling and Analysis Variable Cross Section Pile Driven in Sandy Soil using Finite Element." E3S Web of Conferences 318 (2021): 01005. http://dx.doi.org/10.1051/e3sconf/202131801005.

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This study focuses on the finite element simulation of piles with different models in sandy soils using the software PLAXIS 3D V20. The parametric study has conducted to investigate the influence of multiple parameters on the axial capacity of steel piles in sandy soil, including the cross-section variables in two cases: open and close-ended piles. The typical circular and square cross-section open and close-ended piles were selected as the reference for comparison with variables cross-section piles. The open-ended tapered pile 3b showed an increase in the maximum load capacity about 210% more
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Kaymaz, Zerefsan, and George Siscoe. "Open geometry of the magnetotail cross section." Journal of Geophysical Research: Space Physics 103, A7 (1998): 14829–36. http://dx.doi.org/10.1029/98ja00812.

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Easa, Said M. "Versatile general elliptic open channel cross section." KSCE Journal of Civil Engineering 20, no. 4 (2015): 1572–81. http://dx.doi.org/10.1007/s12205-015-0494-x.

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Zhukova, Valentina. "Open charm studies at Belle." EPJ Web of Conferences 212 (2019): 09003. http://dx.doi.org/10.1051/epjconf/201921209003.

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We present the new results of measurements of the exlusive cross sections of the e+ e− annihilation to charmed meson pairs as a function of √ ceneter-of-mass energy from the open charm threashold up to $ \sqrt s = {\rm{6 GeV}} $ using initial state radiation technique. The analysis is based on a data sample collected by the Belle detector with an integrated luminosity of 951 fb−1. The accuracy of the cross section measurement is increased by a factor of 2 in comparison with the first Belle study. We have performed the first angular analysis + −→ D*± D*∓ of the $ {e^{\rm{ + }}}{e^ - } \to {D^{*
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Choudhary, Prashant K., Prashanta K. Mahato, and Prasun Jana. "Cross-section optimization of thin-walled open-section composite column for maximizing its ultimate strength." Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 236, no. 2 (2021): 413–28. http://dx.doi.org/10.1177/14644207211046264.

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This paper focuses on the optimization of thin-walled open cross-section laminated composite column subjected to uniaxial compressive load. The cross-section of the column is parameterized in such a way that it can represent a variety of shapes including most of the regular cross-sections such as H, C, T, and I sections. The objective is to obtain the best possible shape of the cross-section, by keeping a constant total material volume, which can maximize the ultimate load carrying capacity of the column. The ultimate strength of the column is determined by considering both buckling instabilit
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Mehdizadeh, Ghazal, Mohammad R. Hematiyan, and Mohammad R. Nami. "Non-uniform torsion of open-section members considering cross-sectional curvatures." Journal of Strain Analysis for Engineering Design 51, no. 6 (2016): 444–58. http://dx.doi.org/10.1177/0309324716652315.

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Ecsedi, István, Ákos József Lengyel, Attila Baksa, and Dávid Gönczi. "Saint-Venant’s torsion of thin-walled nonhomogeneous open elliptical cross section." Multidiszciplináris tudományok 11, no. 5 (2021): 151–58. http://dx.doi.org/10.35925/j.multi.2021.5.15.

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This paper deals with the Saint-Venant’s torsion of thin-walled isotropic nonhomogeneous open elliptical cross section whose shear modulus depends on the one of the curvilinear coordinates which define the cross-sectional area of the beam. The approximate solution of torsion problem is obtained by variational method. The usual simplification assumptions are used to solve the uniform torsion problem of bars with thin-walled elliptical cross-sections. An example illustrates the application of the derived formulae of shearing stress and torsional rigidity.
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Borelli, Noah, Bouzid Choubane, James Greene, Charles Holzschuher, and James Fletcher. "Cross-Correlation Analysis of Line Laser High-speed Inertial Profilers." Transportation Research Record: Journal of the Transportation Research Board 2674, no. 5 (2020): 626–36. http://dx.doi.org/10.1177/0361198120917371.

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Thirteen different line-laser high-speed inertial profilers from four different manufacturers were recently tested at the Florida Department of Transportation (FDOT) Inertial Profiler Test Track. The hot-mix asphalt (HMA) track incorporates both dense and open-graded sections with international roughness index (IRI) values ranging from 34 to 104 in./mi. A cross-correlation analysis was performed on the resulting ride data. The accuracy comparison was performed using a SurPro reference profiler. The profilers as a group met the AASHTO R 56 cross-correlation criteria on each section except on a
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HEMATIYAN, M. R., and E. ESTAKHRIAN. "TORSION OF FUNCTIONALLY GRADED OPEN-SECTION MEMBERS." International Journal of Applied Mechanics 04, no. 02 (2012): 1250020. http://dx.doi.org/10.1142/s1758825112500202.

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There exist some approximate analytical methods for torsion analysis of homogeneous open cross-section members; however, no analytical formulation has been presented for solving a torsion problem of inhomogeneous open cross-section members yet. In this paper, an approximate analytical method for the torsion analysis of thin- to moderately thick-walled functionally graded open-section members with uniform thickness is presented. The shear modulus of rigidity is assumed to have a variation across the thickness. The cross-section is decomposed into some straight, curved and end segments. The tors
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Easa, Said M., and Yan-Cheng Han. "New Compound Open Channel Section with Polynomial Sides: Improving Cost and Aesthetics." Water 11, no. 8 (2019): 1545. http://dx.doi.org/10.3390/w11081545.

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Previous research on compound trapezoidal cross sections has mainly focused on improving the prediction of the discharge (flow rate) because of its inherent challenges. This paper focuses on two other important aspects: Section shape and optimal construction cost. First, the paper proposes a new compound section with third-degree polynomial sides of main channel with horizontal bottom (HB) that allows its top corners to be smooth, called herein compound polynomial section. The special cases of this versatile section include the simple polynomial section, polygonal section, trapezoidal-rectangu
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Дисертації з теми "Open cross section"

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MANCILLA, RENZO CAYO. "NONLINEAR VIBRATIONS AND STABILITY OF SLENDER BARS WITH OPEN CROSS-SECTION." PONTIFÍCIA UNIVERSIDADE CATÓLICA DO RIO DE JANEIRO, 2014. http://www.maxwell.vrac.puc-rio.br/Busca_etds.php?strSecao=resultado&nrSeq=35617@1.

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PONTIFÍCIA UNIVERSIDADE CATÓLICA DO RIO DE JANEIRO<br>COORDENAÇÃO DE APERFEIÇOAMENTO DO PESSOAL DE ENSINO SUPERIOR<br>PROGRAMA DE EXCELENCIA ACADEMICA<br>Em virtude de sua eficiência, elementos estruturais de paredes finas com seções abertas são comuns em estruturas de aço, sendo secção em I, L, C e T usuais na prática de engenharia. A maior parte das vigas de parede fina tem uma boa resistência à flexão em relação ao eixo principal de inércia, mas uma baixa rigidez à flexão em relação ao eixo de menor inércia e uma baixa rigidez em torção. É por isso que estes elementos apresentam em geral um
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Marjang, Nat. "Calculated Surface Velocity Coeffiecients for Prismatic Open Channels by Three-Dimensional Hydraulic Modeling." DigitalCommons@USU, 2008. https://digitalcommons.usu.edu/etd/64.

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A turbulence model was developed for computing surface velocity coefficients and discharge under steady, uniform flow conditions for rectangular and compound open-channel cross sections. Reynolds-Average Navier-Stokes (RANS) equations, Reynolds stress equations, and kinetic energy and dissipation equations were applied in the model using the finite-volume method with the SIMPLER algorithm. The models show graphical results of the velocity distributions in the longitudinal bed slope direction, secondary velocities, pressure, turbulence kinetic energy, and kinetic energy dissipation rate across
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NINA, JULIO CESAR COAQUIRA. "NONLINEAR OSCILLATIONS AND DYNAMIC INSTABILITY OF THIN-WALLED BEAMS WITH OPEN CROSS-SECTION." PONTIFÍCIA UNIVERSIDADE CATÓLICA DO RIO DE JANEIRO, 2016. http://www.maxwell.vrac.puc-rio.br/Busca_etds.php?strSecao=resultado&nrSeq=33893@1.

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PONTIFÍCIA UNIVERSIDADE CATÓLICA DO RIO DE JANEIRO<br>COORDENAÇÃO DE APERFEIÇOAMENTO DO PESSOAL DE ENSINO SUPERIOR<br>PROGRAMA DE EXCELENCIA ACADEMICA<br>Estruturas com elementos de seção aberta e paredes delgadas são amplamente utilizados em estruturas metálicas. Estes elementos têm, em geral, baixa rigidez a torção. Para seções monosimétricas e assimétricas, quando o centro de cisalhamento não coincide com o centro de gravidade, pode ocorrer acoplamento entre flexão e torção. Devido à baixa rigidez à torção, podem ocorrer grandes rotações das seções transversais da viga. Assim, uma análise d
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Paquet, Jeanne. "Development of a new design method for the cross-section capacity of steel open sections at high temperatures." Master's thesis, Université Laval, 2021. http://hdl.handle.net/20.500.11794/69308.

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À hautes températures, les propriétés de l’acier sont affectées et sa résistance est donc moindre que sa résistance à température ambiante. Des méthodes de calculs différentes doivent donc être utilisées pour prédire la résistance dans la situation exceptionnelle d’incendie. Les normes actuelles proposent des méthodes simplifiées pour prédire la résistance de l’acier à haute température. Toutefois, ces méthodes sont inspirées des méthodes de dimensionnement à froid et ne sont donc généralement pas adéquates pour prédire de façon précise la résistance des éléments en situations d’incendie. Ce m
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Eade, James C. "Investigation of open periodic structures of circular cross section and their transition to solid circular waveguide." Thesis, Loughborough University, 2000. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.394873.

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Hoohlo, Changela. "A numerical and experimental study of open-channel flow in a pipe of circular cross-section with a flat bed." Thesis, University of Newcastle Upon Tyne, 1994. http://hdl.handle.net/10443/386.

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Uniform open-channel flow in a pipe of circular cross-section with a flat bed, is studied by experiment and numerical modelling. A pipe of diameter D= 305 nun, and mild bed slopes So = 4.63 x 10-4and 9.27 x 10-4was, studied - the former slope only by experiment. The bed thicknesses( e), e/D = 0.141, and 0.285 were studied experimentally and numerically, with e/D = 0.020, studied only numerically. Five flow depths (Y. ) were studied; (Y. +e)/D = 0.3,0.4 (and 0.416), 0.5,0.667, and 0.751. A smooth bed and bed roughnessesd,5 o= 0.93,4.20, and 1.71 mm were also used. Mono-chromatic Laser Doppler A
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Sterling, Mark. "A study of boundary shear stress, flow resistance and the free overfall in open channels with a circular cross-section." Thesis, University of Birmingham, 1998. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.312038.

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Fasel, Markus Verfasser], Peter [Akademischer Betreuer] Braun-Munzinger, and Jochen [Akademischer Betreuer] [Wambach. "Single-electron analysis and open charm cross section in proton-proton collisions at √s = 7 TeV / Markus Fasel. Betreuer: Peter Braun-Munzinger ; Jochen Wambach." Darmstadt : Universitäts- und Landesbibliothek Darmstadt, 2012. http://d-nb.info/1106256743/34.

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Orazbayev, Azamat. "Open Shell Effects in a Microscopic Optical Potential for Elastic Scattering of Exotic Helium Isotopes." Ohio University / OhioLINK, 2013. http://rave.ohiolink.edu/etdc/view?acc_num=ohiou1377604473.

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Beyer, André. "Résistance des barres en acier à section ouverte soumises à une combinaison d’effort normal, de flexion et de torsion." Thesis, Université de Lorraine, 2017. http://www.theses.fr/2017LORR0204/document.

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Des barres en acier à section ouverte sont, dans la majorité des cas, soumises à une combinaison d’effort normal et de flexion bi-axiale. Cependant, en raison de leur utilisation elles peuvent également être soumises à un moment de torsion. Même si les barres à section ouverte peuvent être soumises à des charges de torsion en pratique, l’Eurocode 3, ne définit pas comment la résistance de la barre peut être déterminée dans ces conditions. Ce pourquoi, l’objectif principal de cette thèse est de remplir cette lacune. Pour atteindre cet objectif, le comportement des barres métalliques soumises à
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Книги з теми "Open cross section"

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Sterling, Mark. A study of boundary shear stress, flow resistance and the free overfall in open channels with a circular cross-section. University of Birmingham, 1998.

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2

Yuen, Wai-hong Kenneth. A study of boundary shear stress, flow resistance and momentum transfer in open channels with simple and compound trapezoidal cross section. University of Birmingham, 1989.

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3

Pischik, Vlada, Tat'yana Chernousova, Margarita Postnikova, et al. The life of modern generations: socio-psychological trends. INFRA-M Academic Publishing LLC., 2023. http://dx.doi.org/10.12737/1911533.

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The monograph includes studies of the last decades by a group of scientists engaged in solving problems of theoretical and methodological study of the problem of psychological manifestations of modern generations. The authors reflected the versatility of definitions of the concept of "generation" and revealed the multidimensional phenomenon of generations. The author's approach to the succession of generations deserves attention, which opens up prospects in the study of intergenerational relations. A level model of value-semantic mediation of intergenerational relations is presented, which all
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4

Metzinger, Thomas, and Jennifer M. Windt, eds. Open MIND, 2-vol. set. The MIT Press, 2016. http://dx.doi.org/10.7551/mitpress/10603.001.0001.

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A unique interdisciplinary collection of papers and commentaries by leading researchers and rising scholars, representing the latest research on consciousness, mind, and brain. This collection offers the most comprehensive collection on consciousness, brain, and mind available. It gathers 39 original papers by leaders in the field followed by commentaries written by emerging scholars and replies by the original paper's authors. Taken together, the papers, commentaries, and replies provide a cross-section of cutting-edge research in philosophy and cognitive science. Open MIND is an experiment i
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Lonkar, Suresh. Bending and Torsion of Thin Walled Beams with Variable, Open Cross Sections. Springer London, Limited, 2013.

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6

McLean, Kate C., ed. Cultural Methods in Psychology. Oxford University Press, 2021. http://dx.doi.org/10.1093/oso/9780190095949.001.0001.

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This volume focuses on cultural methodologies in psychology. Chapters focus on a diverse array of methodologies employed in cultural and cross-cultural psychology, including various interview methodologies, digital tools, use of media representations, exposure to positive exemplars, survey and experience sampling, and participatory action research. Each chapter discusses a particular methodology in the context of a particular topic, such as identity development, racism, implicit bias, immigration, social class, colonialism, trauma, violence, gender, and sexuality. These topics and methods are
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7

Eberhardt, Kai-Ole, and Ingo Bultmann, eds. Das Spannungsfeld von Religion und Politik. Nomos Verlagsgesellschaft mbH & Co. KG, 2019. http://dx.doi.org/10.5771/9783845296982.

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In this volume, theories and concepts on religion and politics from current debates are analysed and discussed in an interdisciplinary manner. The articles it contains represent current research positions from theology, sociology and religious studies, and can be seen as a joint effort that contributes to one of today’s dominant cross-disciplinary research questions. The first section discusses models that interpret the relationship between religion and politics and help to understand political phenomena from theological, religious–philosophical and sociological perspectives. The volume focuse
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Halvorsen, Tar, and Peter Vale. One World, Many Knowledges: Regional experiences and cross-regional links in higher education. African Minds, 2016. http://dx.doi.org/10.47622/978-0-620-55789-4.

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Various forms of academic co-operation criss-cross the modern university system in a bewildering number of ways, from the open exchange of ideas and knowledge, to the sharing of research results, and frank discussions about research challenges. Embedded in these scholarly networks is the question of whether a global template for the management of both higher education and national research organisations is necessary, and if so, must institutions slavishly follow the high-flown language of the global knowledge society or risk falling behind in the ubiquitous university ranking system? Or are th
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Sabino, Cassese, von Bogdandy Armin, and Huber Peter, eds. The Max Planck Handbooks in European Public Law: Volume I: The Administrative State. Oxford University Press, 2017. http://dx.doi.org/10.1093/law/9780198726401.001.0001.

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This book is one of seven volumes that provides a comparative analysis of European public law. As the gradual transformation of Europe continues to leave its mark on domestic public law, the book provide an overview of the different sections of public law, including its istorical and constitutional foundations, its intellectual history, and open statehood, public law and public authority, and administrative and judicial review. Each volume includes scene-setting chapters laying open the heart of the issue, detailing the challenges for the field, and providing a roadmap for the individual count
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Baer, Gregor, and Karen O’Flynn, eds. Financing Company Group Restructurings. Oxford University Press, 2015. http://dx.doi.org/10.1093/oso/9780198738466.001.0001.

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This book provides the first comprehensive treatment of out-of-court restructuring and post-commencement insolvency financing in the corporate group setting, domestically and internationally. Bringing together a collection of distinguished contributors-academics and practitioners at the forefront of insolvency practice and law reform efforts-the book addresses and critiques “state of the art” practice and work-arounds for financing out-of-court restructurings as well as judicial reorganisations, going-concern liquidations and administration proceedings of financially distressed global business
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Частини книг з теми "Open cross section"

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Shestopalov, Yury, Yury Smirnov, and Eugene Smolkin. "Open Waveguides of Arbitrary Cross Section." In Optical Waveguide Theory. Springer Singapore, 2022. http://dx.doi.org/10.1007/978-981-19-0584-1_5.

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Nguyen, TeRon V., Daniel Krajzewicz, Matthew Fullerton, and Eric Nicolay. "DFROUTER—Estimation of Vehicle Routes from Cross-Section Measurements." In Modeling Mobility with Open Data. Springer International Publishing, 2015. http://dx.doi.org/10.1007/978-3-319-15024-6_1.

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Ho, Viet Long, Guido De Roeck, Thanh Bui-Tien, and Magd Abdel Wahab. "Determination of the Effective Stiffness of Half-Open Cross-Section Bars and Orthotropic Steel Deck of a Truss Bridge Using Model Updating." In Lecture Notes in Mechanical Engineering. Springer Singapore, 2021. http://dx.doi.org/10.1007/978-981-15-9893-7_6.

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Bullinger, M., C. E. Angermann, and B. M. Kemkes. "Psychological well-being of heart transplant patients — cross-sectional and longitudinal results." In Quality of Life after Open Heart Surgery. Springer Netherlands, 1992. http://dx.doi.org/10.1007/978-94-011-2640-3_44.

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Linåker, Johan, and Per Runeson. "Collaboration in Open Government Data Ecosystems: Open Cross-sector Sharing and Co-development of Data and Software." In Lecture Notes in Computer Science. Springer International Publishing, 2020. http://dx.doi.org/10.1007/978-3-030-57599-1_22.

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Tsang, Jo-Ann, Rosemary L. Al-Kire, Edward B. Davis, Hilary N. Alwood, and Wade C. Rowatt. "Methodological Diversity in Positive Psychology and the Psychology of Religion and Spirituality." In Handbook of Positive Psychology, Religion, and Spirituality. Springer International Publishing, 2022. http://dx.doi.org/10.1007/978-3-031-10274-5_8.

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AbstractAlthough psychologists were certainly not the first to study flourishing, virtues, spirituality, and religiousness, one of their key contributions has been to examine these constructs using the scientific method. Complex concepts such as gratitude, humility, spirituality, and religiousness present unique challenges to researchers, requiring them to utilize equal doses of scientific rigor and methodological ingenuity. In this chapter, we describe some of these efforts in both positive psychology and the psychology of religion/spirituality (R/S). Specifically, we provide examples of research using correlational cross-sectional data, longitudinal data, experiments, field research, and qualitative and mixed methods. We then discuss the strengths and weaknesses of using each approach to study positive psychological and religious/spiritual constructs. We note some advances in technology that may open new directions for research, and we discuss future directions for the fields, including issues of research transparency and the need for cross-cultural research.
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Toda, Norio, and Nobutoshi Yoshimura. "Use of Off-Set Beam Elements in a Model for Torsional Deflection Analysis of a Grid Structure of Open Cross Sections." In Computational Mechanics ’86. Springer Japan, 1986. http://dx.doi.org/10.1007/978-4-431-68042-0_46.

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Kledal, Paul Rye, Bettina König, and Daniel Matulić. "Aquaponics: The Ugly Duckling in Organic Regulation." In Aquaponics Food Production Systems. Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-030-15943-6_19.

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AbstractDue to the cyclic or systemic nature of both aquaponics and organic production, organic certification appears to be a natural step for a researcher, system designer or commercial-oriented aquaponics producer to engage in. However, the underlying principles and justifications of aquaponics and organic production differ considerably between respectively a technological- and a soil-based understanding of nutrient cycles and long-term sustainability in food production. These principles are confirmed in both the organic regulation regime of the EU and USA, and presently leave the question ambiguously open as to whether aquaponics as a food production system can be recognized and certified as organic. Despite an openness in the organic regulation for new knowledge, adaptations and innovations, the organic sector itself has shown a reluctance to recognize more knowledge-based intensive speciality crops and technologies. This is particularly difficult with respect to small organic sub-sectors such as horticulture and aquaculture production. Both are very specific subsystems of the agricultural sector, where aquaponics potentially would belong at the intersection between organic greenhouse horticulture and organic aquaculture. Organically certified aquaponics would therefore need to establish a niche within the organic sector. So in order to move forward, there is a great need for a more serious but open-minded exchange and discussion among the aquaponics and organic sub-sectors themselves to explore the potential but also limitations of their respective production models. However, between the two food production systems, there should be room for debate with a view to finding new and feasible roles for aquaponics in the organic community.
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Reynolds, Matthew P., and Hans-Joachim Braun. "Wheat Improvement." In Wheat Improvement. Springer International Publishing, 2022. http://dx.doi.org/10.1007/978-3-030-90673-3_1.

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AbstractWheat is a staple for rich and poor alike. Its improvement as a discipline was boosted when statisticians first distinguished heritable variation from environment effects. Many twentieth century crop scientists contributed to the Green Revolution that tripled yield potential of staple crops but yield stagnation is now a concern, especially considering the multiple challenges facing food security. Investments in modern technologies – phenomics, genomics etc. – provide tools to take both translational research and crop breeding to the next level. Herein wheat experts address three main themes: “Delivering Improved Germplasm” outlining theory and practice of wheat breeding and the attendant disciplines; ‘Translational Research to Incorporate Novel Traits’ covers biotic and abiotic challenges and outlines links between more fundamental research and crop breeding. However, effective translational research takes time and can be off-putting to funders and scientists who feel pressure to deliver near-term impacts. The final section ‘Rapidly Evolving Technologies &amp; Likely Potential’ outlines methods that can boost translational research and breeding. The volume by being open access aims to disseminate a comprehensive textbook on wheat improvement to public and private wheat breeders globally, while serving as a benchmark of the current status as we address the formidable challenges that agriculture faces for the foreseeable future.
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Rădulescu, Maria Alina, Wim Leendertse, and Jos Arts. "Living Labs: A Creative and Collaborative Planning Approach." In Co-Creativity and Engaged Scholarship. Springer International Publishing, 2021. http://dx.doi.org/10.1007/978-3-030-84248-2_15.

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AbstractCommunities around the world are facing an increasing number of ‘wicked problems’, many of which are spatial issues. Therefore, high expectations are placed on the role of planning in addressing them. However, such complex challenges cannot be easily solved with the traditional, sectoral planning approaches, or by planners and decision-makers alone; they require a cross-sectoral and societal-inclusive understanding and collaboration of various kinds of stakeholders. Consequently, in the search for new approaches and tools that favour experimentation, flexibility, and collaboration, planners and decision-makers are turning their attention towards the private sector, where Living Labs have been extensively used in open and user-oriented innovation. Despite the growing number of studies that picture them as a ‘magic recipe’ for experimentation and development of creative solutions for ‘wicked problems’, Living Labs have only recently started gaining attention in the spatial domain. In this chapter, we position Living Labs as a creative and collaborative planning approach. Based on a literature review on Living Labs, and on empirical research carried out in three spatial planning and water infrastructure projects from the Netherlands, we propose a five-phased ‘living lab way of working’ and reflect on the role of Living Labs as a planning method. We end by outlining several recommendations that could be useful when considering the use of Living Labs as a planning method. The conclusion of this chapter shows that despite the challenges they pose, Living Labs represent a relevant and growing practice in spatial planning, especially because they provide a conducive way of connecting local-scale and larger-scale planning issues and solutions.
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Тези доповідей конференцій з теми "Open cross section"

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Kashyap, S., A. Louie, and Robert Paknys. "Radar cross section computation for open ended waveguide structures." In 1998 Symposium on Antenna Technology and Applied Electromagnetics. IEEE, 1998. http://dx.doi.org/10.1109/antem.1998.7861726.

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Coaquira, Júlio C., Paulo B. Gonçalves, and Eulher C. Carvalho. "Dynamic Instability of Cantilever Beams With Open Cross-Section." In ASME 2016 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2016. http://dx.doi.org/10.1115/imece2016-65674.

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Structural elements with thin-walled open cross-sections are common in metal and composite structures. These thin-walled beams have generally a good flexural strength with respect to the axis of greatest inertia, but a low flexural stiffness in relation to the second principal axis and a low torsional stiffness. These elements generally have an instability, which leads to a flexural-flexural-torsional coupling. The same applies to the vibration modes. Many of these structures work in a nonlinear regime, and a nonlinear formulation that takes into account large displacements and the flexural-fl
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Ivanov, St, V. Vestman, and P. Collin. "Additional Effects from Transforming Open Bridge Cross Section to Semi-Closed." In IABSE Symposium, Wroclaw 2020: Synergy of Culture and Civil Engineering – History and Challenges. International Association for Bridge and Structural Engineering (IABSE), 2020. http://dx.doi.org/10.2749/wroclaw.2020.0893.

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&lt;p&gt;Strengthening steel-concrete composite girder bridges with open cross section by implementation of additional horizontal bottom bracing is one elegant solution, which has proven to be effective in reducing the normal stresses in the steel beams by sharing effectively the applied eccentric traffic loads. The paper reviews the additional effects onto the stress state of the concrete slab coming from the transformation of open conventional twin girder steel-concrete composite bridge cross section to semi-closed (box-section). These effects are investigated through the help of FE model of
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Malyshev, G. S., A. S. Raevskii, S. B. Raevskii, and A. A. Titarenko. "Universal method for calculating the open dielectric waveguides with arbitrary cross-section." In Optical Technologies for Telecommunications 2013, edited by Vladimir A. Andreev, Vladimir A. Burdin, Albert H. Sultanov, and Oleg G. Morozov. SPIE, 2014. http://dx.doi.org/10.1117/12.2052690.

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Rozylo, Patryk, and Hubert Debski. "Progressive failure analysis of thin-walled composite structure with open cross-section." In COMPUTATIONAL TECHNOLOGIES IN ENGINEERING (TKI’2018): Proceedings of the 15th Conference on Computational Technologies in Engineering. Author(s), 2019. http://dx.doi.org/10.1063/1.5092010.

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Duan, Jin, and Yun-Gui Li. "About the Torsional Constant for thin-walled rod with open cross-section." In 2017 3rd International Forum on Energy, Environment Science and Materials (IFEESM 2017). Atlantis Press, 2018. http://dx.doi.org/10.2991/ifeesm-17.2018.43.

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Yu, Dianlong, Yaozong Liu, Jing Qiu, Gang Wang, and Jihong Wen. "Triply Coupled Vibration Band Gaps in Periodic Thin-Walled Open Cross Section Beams." In ASME 2005 International Mechanical Engineering Congress and Exposition. ASMEDC, 2005. http://dx.doi.org/10.1115/imece2005-79880.

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Triply coupled vibration through periodic thin-walled open cross section nonsymmetrical beams composed of two kinds of material is studied in this paper. Based on the triply coupled vibration equation, plane wave expansion method for the thin-walled beams is provided. If the filling fraction keeps constant, the lattice is one of the factors that affect the normalized gap width. If the lattice and filling fraction keep constant, the Young’s modulus contrast plays a fundamental role for the band gap width, but not density contrast. Finally, the frequency response of a finite periodic binary beam
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Sun, Guangcai, WenLi Wei, Pei Zhang, GuoLi Yang, and Wenxue Hu. "Calculation of Optimal Hydraulic Cross Section in a Cubic Parabola-Shape Open Channel." In 2011 Asia-Pacific Power and Energy Engineering Conference (APPEEC). IEEE, 2011. http://dx.doi.org/10.1109/appeec.2011.5748593.

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Ogi, Yoshiro, and Ken Higuchi. "Dynamics of a Spin-Axis Extending Shaft of Thin-Walled Open Cross-Section." In 49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference
16th AIAA/ASME/AHS Adaptive Structures Conference
10t
. American Institute of Aeronautics and Astronautics, 2008. http://dx.doi.org/10.2514/6.2008-1955.

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CHRISTIDI, Ilektra. "Open b and bb cross section using inclusive and exclusive channels at ATLAS." In The 13th International Conference on B-Physics at Hadron Machines. Sissa Medialab, 2011. http://dx.doi.org/10.22323/1.129.0009.

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Звіти організацій з теми "Open cross section"

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Gómez-Lobo, Andrés, Santiago Sánchez González, Vileydy González Mejia, and Agustina Calatayud. Open configuration options Agglomeration and Congestion in Latin America. Inter-American Development Bank, 2022. http://dx.doi.org/10.18235/0003984.

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In this paper we explore the possible impact of urban congestion on agglomeration economies for a cross-section set of cities in Latin America. We use travel time data from Tom Tom to estimate wage regressions equations controlling for city size and congestion. We use population in each city in the 19th and early 20th century as instruments for current city size (measures by population). In our baseline estimates, we find an elasticity of wages to city size of 0.05, very similar to previous research in the region. When congestion is included in the estimation, we find that agglomeration econom
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Han, Fei, Monica Prezzi, Rodrigo Salgado, Mehdi Marashi, Timothy Wells, and Mir Zaheer. Verification of Bridge Foundation Design Assumptions and Calculations. Purdue University, 2020. http://dx.doi.org/10.5703/1288284317084.

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The Sagamore Parkway Bridge consists of twin parallel bridges over the Wabash River in Lafayette, IN. The old steel-truss eastbound bridge was demolished in November 2016 and replaced by a new seven-span concrete bridge. The new bridge consists of two end-bents (bent 1 and bent 8) and six interior piers (pier 2 to pier 7) that are founded on closed-ended and open-ended driven pipe piles, respectively. During bridge construction, one of the bridge piers (pier 7) and its foundation elements were selected for instrumentation for monitoring the long-term response of the bridge to dead and live loa
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Figueredo, Luisa, Liliana Martinez, and Joao Paulo Almeida. Current role of Endoscopic Endonasal Approach for Craniopharyngiomas. A 10-year Systematic review and Meta-Analysis Comparison with the Open Transcranial Approach. INPLASY - International Platform of Registered Systematic Review and Meta-analysis Protocols, 2023. http://dx.doi.org/10.37766/inplasy2023.1.0045.

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Review question / Objective: To identify and review studies published in the last ten years, presenting the efficacy and outcomes of EEA and TCA for patients with cranio-pharyngiomas. Eligibility criteria: Studies meeting the following criteria were included: (a) retrospective and prospective studies and (b) observational studies (i.e., cross-sectional, case-control, case-series). The outcomes included visual outcomes (improvement, no changes, worsening), endocrinological outcomes (permanent diabetes insipidus and hypopituitarism), operatory site infection, meningitis, cerebrospinal fluid leak
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Atkinson, Dan, and Alex Hale, eds. From Source to Sea: ScARF Marine and Maritime Panel Report. Society of Antiquaries of Scotland, 2012. http://dx.doi.org/10.9750/scarf.09.2012.126.

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The main recommendations of the panel report can be summarised under four headings: 1. From Source to Sea: River systems, from their source to the sea and beyond, should form the focus for research projects, allowing the integration of all archaeological work carried out along their course. Future research should take a holistic view of the marine and maritime historic environment, from inland lakes that feed freshwater river routes, to tidal estuaries and out to the open sea. This view of the landscape/seascape encompasses a very broad range of archaeology and enables connections to be made w
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Khan, Mahreen. Public Financial Management and Transitioning out of Aid. Institute of Development Studies, 2022. http://dx.doi.org/10.19088/k4d.2022.145.

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This rapid review found an absence of literature focused specifically on measuring the impact of PFM and governance systems in countries that have transitioned from aid, by moving up the income ladder. However, there are a few academic publications and a limited number of studies by multilateral, such as the World Bank, that examine the role of PFM and governance systems in countries that are transitioning or have moved away from aid. However, the importance of public financial management (PFM) and governance systems in development is well established and seen as a pre-requisite for economic g
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Finkelshtain, Israel, and Tigran Melkonyan. The economics of contracts in the US and Israel agricultures. United States Department of Agriculture, 2008. http://dx.doi.org/10.32747/2008.7695590.bard.

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Research Objectives 1) Reviewing the rich economic literature on contracting and agricultural contracting; 2) Conducting a descriptive comparative study of actual contracting patterns in the U.S. and Israeli agricultural sectors; 3) Theoretical analysis of division of assets ownership, authority allocation and incentives in agricultural production contracts; 4) Theoretical analysis of strategic noncompetitive choice of agricultural production and marketing contracts, 5) Empirical studies of contracting in agricultural sectors of US and Israel, among them the broiler industry, the citrus indust
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ANALYSIS OF TRANSIENT STRUCTURAL RESPONSES OF STEEL FRAMES WITH NONSYMMETRIC SECTIONS UNDER EARTHQUAKE MOTION. The Hong Kong Institute of Steel Construction, 2022. http://dx.doi.org/10.18057/icass2020.p.347.

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An accurate structural analysis is a fundamental requirement for modern design. Nevertheless, this is often difficult for systems comprised of nonsymmetric members, primarily because of their complicated cross-section shapes with non-coincidence of shear center and centroid and complex buckling modes. Recent research using efficient line-finite-element formulations has made significant progress in simulating the buckling behavior of arbitrary open-section members for static loads. This paper extends this method by providing for second-order dynamic analysis of nonsymmetric sectional members. T
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Accelerating Digital Payments in Latin America and the Caribbean. Inter-American Development Bank, 2022. http://dx.doi.org/10.18235/0004256.

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Between the first and second quarters of 2020, e-commerce website traffic from five of the regions major markets increased by over 150%. The COVID-19 pandemic has pushed and pulled tens of thousands of businesses in the region to go digital. The impact and advantages of such digitalization are quite telling for small and medium-sized enterprises (SMEs) in particular. SMEs in LAC can diversify their customer base and reach 20 foreign markets when operating online, while those that operate offline can only reach from two to five. As todays digital economy becomes the norm, universal basic servic
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