2,695 research outputs found

    Interview with K.A. Hays

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    K.A. Hays’ most recent book is Anthropocene Lullaby (February 2022, Carnegie Mellon). She is the author of three prior books of poetry: Windthrow (2017), Early Creatures, Native Gods (2012) and Dear Apocalypse (2009). Her poems appear widely in journals and have been selected for two editions of Best American Poetry. Born in Phoenixville, Pennsylvania, she earned an MFA from Brown University. She teaches Creative Writing at Bucknell University in Lewisburg, PA, and directs the Bucknell Seminar for Undergraduate Poets, a 3-week all-expenses paid summer writing retreat and conference for undergraduate poets from any university or college in the United States

    Assessment of viral load in clinical and subclinical pigs naturally infected with the novel PCV2b: Implications for the control and prevention of PMWS/PCVD

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    Harding, J.C.; Auckland, C.; Tumber, A.; McIntosh, K.A.; Parker, S.; Huang, Y.; Middleton, D.; Hill, J.; Ellis, J. A.; Krakowka, S.. (2007). Assessment of viral load in clinical and subclinical pigs naturally infected with the novel PCV2b: Implications for the control and prevention of PMWS/PCVD. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/141346

    The influence of welding condition on the microstructure of WC hardfacing coating on carbon steel substrate

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    Tungsten carbide (WC) hardfacing coating technique is widely used to improve the performance of carbon steel blade exposed to acidic and abrasive conditions during production. This paper deals with the influence of welding parameters on the microstructure and carbide distribution of WC. WC hardfacing was deposited onto carbon steel by shielded metal arc welding (SMAW). Welding parameters such as welding current, number of weld layers, electrode drying and base material preheat were the focus of this work. Coating hardness, microstructure and elemental composition were analysed in detail. The effects of the welding parameters on WC hardfacing coating microstructure and hardness value were characterized by scanning electron microscope (SEM) and micro-Vickers hardness tester respectively. The larger carbide growth in overall coating region is mainly dictated by high current (200 A), increased number of weld layers (3 layers) and presence of base material preheat due to sufficient heat energy initiating carbide growth. The investigation also revealed that high current affected the growth of smaller carbide particles in matrix region significantly. Meanwhile, number of weld layers and base material preheat influences were seen during hardfacing with lower welding current. The absence of electrode drying led to uniform smaller carbide distribution in matrix region. It was found that increased number of large carbides and uniformly distributed smaller carbides in WC hardfacing deposit increased the hardness value of the coating

    Skin-Friction Measurements on Mathematically Generated Roughness in a Turbulent Channel Flow

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    Engineering systems are affected by surface roughness, however, predicting frictional drag has proven to be challenging. The present work takes a systematic approach by generating and manufacturing surfaces roughness where surface statistics, such as rms, skewness and power-spectral density can be controlled. The frictional drag on these surfaces is measured in a turbulent channel flow facility

    Art is a Weapon," by Michael Gold, p. [3]

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    Artwork by drawn by Fred Ellis, Maurice Becker, Lydia Gibson, Wm. S. Fanning, Hay Bales, Juanita Preval, Robert Minor, William Gropper, Clive Weed, G. Piccoli, K.A. Suvanto, Art Young, Adolph Dehn, Hugo Gellert, A.L. Pollock, F. Kluge, O.R. Zimmerman (O'Zim)

    International Research Roundtable “History of the Kazakh Statehood. On the 80th Anniversary of the Famous Researcher K.A. Pischulina” (December 24, 2014) »

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    This article contains a brief description of the International research confe­rence. The author gives a brief description of the papers presented at the conference. The following reports were presented at the conference: K.Z. Uskenbay. “The Kazakh Statehood during the Late Middle Ages in the Scientific Biography of K.A. Pishchulina”; A. Daulethan. “Formation of Kazakh Culture in the Era of the Mongol Uluses (13th–16th centuries)”; N. Kenzheahmet. “The Kazakh Kha­nate in the Chinese Sources (15th–16th centuries)”; I.M. Mirgaleev. “Activities of the Centre for Research on the Golden Horde History (Sh.Marjani Institute of History, Academy of Sciences of the Republic of Tatarstan) Aimed at Studying New Sources”; K.U. Torlanbaeva. “Ancient and Medieval Kazakhstan in Migration Processes”; Zh.Zh. Zhenis. “Continuity of Statehood and Traditional Worldview in the Empire of Genghis Khan”; A.P. Ermuhamedova. “The Oghuz Role in World History”; N.A. Atygaev. “Early Stage in the History of Kazakh Khanate in the Works of K.A. Pischulina”
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