87,440 research outputs found

    Harrigan and Hart "The Little Frauds" promotional material

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    Black and white photograph promotional material for "the Little Frauds" (Edward Harrigan and Tony Hart (Anthony J. Cannon) pioneers in musical theater, Harrigan would compose and write lyrics with David Braham, while Hart was know for Quick-Change artistry playing multiple roles at onc

    Mr D. J. Little, 1983

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    Photograph originally appeared in the 'Swinburne Newsletter', 13th October 1983. Mr D. J. Little, Director General, Public works Department and the President of the Institute of Engineers Australia, gave the Occasional Address at the Graduation Ceremony September 1983

    Electron-impact resonant vibrational excitation and dissociation processes involving vibrationally excited N2 molecules

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    Resonant vibrational excitation cross sections and the corresponding rate coefficients for electron–N2 collisions occurring through the N2(X2Pg) resonant state are reviewed. New calculations are performed using accurate potential energy curves for the N2 electronic ground state, taken from the literature, and for the N2 resonant state, obtained from R-matrix calculations. The calculations are extended to resonant excitation processes involving the N2 ground state vibrational continuum, leading to dissociation. Electron-impact dissociation is found to be significant from higher vibrational levels. Accurate analytical fits for the complete set of the rate coefficients are provided. The behavior of the dissociative cross sections is investigated for rotationally excited N2 molecules, with J = 50, 100 and 150, and for different vibrational levels

    Search for the decay Bs0→D*∓π±

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    A search for the decay Bs0→D*∓π± is presented using a data sample corresponding to an integrated luminosity of 1.0  fb-1 of pp collisions collected by LHCb. This decay is expected to be mediated by a W-exchange diagram, with little contribution from rescattering processes, and therefore a measurement of the branching fraction will help us to understand the mechanism behind related decays such as Bs0→π+π- and Bs0→DD̅ . Systematic uncertainties are minimized by using B0→D*∓π± as a normalization channel. We find no evidence for a signal, and set an upper limit on the branching fraction of B(Bs0→D*∓π±)<6.1(7.8)×10-6 at 90% (95%) confidence level

    The Mechanism of V(D)J Recombination

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    During lymphocyte development, the diverse repertoire of functional antigen receptors is created by the process of V(D)J recombination, in which various segments of an antigen receptor locus are brought together by several highly coordinated DNA cleavage and repair steps. In the first phase of this process, double-stranded DNA breaks are generated by the recombinase machinery made up of the lymphocyte lineage-specific proteins recombination-activating gene (RAG) 1 and RAG2, which are aided by the ubiquitously expressed DNA-binding/bending protein high mobility group box protein 1. The second phase of V(D)J recombination, end processing and end joining, involves RAG1 and 2 as well as the DNA-repair proteins of the nonhomologous end-joining pathway. V(D)J recombination is tightly regulated during lymphocyte development, as aberrant V(D)J recombinase activity can lead to chromosomal translocations and genetic instability. In this chapter, we consider in detail what is known about the V(D)J recombination reaction, including the biochemistry of the cleavage reactions, the activities of the RAG proteins, and the regulation of recombination

    UA Little Rock Seminar in Public History (HIST 7391) files on the Arkansas Public Policy Panel, 2013

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    This collection contains the project report, interview transcripts, and CDs from the University of Arkansas at Little Rock's Seminar in Public History's 2013 project, "The Dragon Slayers: A History of the Arkansas Public Policy Panel," directed by Deborah J. Baldwin, Ph.D., which includes a history of the Arkansas Public Policy Panel and interviews with former and current members and directors.; Project Staff: Leah Berry, Megan Dunaway, Dewey Dykes, J. D. Gatlin, Rachel Jeffries, Ron Kelley, Adrienne McGill, Sarah Riva, and Britany Simmons.UA Little Rock Seminar in Public History (HIST 7391) files on the Arkansas Public Policy Panel, 201

    Little strings, long strings, and fuzzballs

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    At high energy densities, fivebranes are populated by a Hagedorn phase of so-called "little strings", whose statistical mechanics underlies black fivebrane thermodynamics. A particular limit of this phase yields BTZ black holes in AdS_3, leading us to the idea that in this context fuzzballs and highly excited little strings are one and the same. We explore these ideas through an analysis of D-brane probes of fivebrane supertube backgrounds. String theory dynamics on these backgrounds is described by an exactly solvable null-gauged WZW model. We develop the formalism of null gauging on worldsheets with boundaries, and find that D-branes wrapping topology at the bottom of the supertube throat are avatars of the "long string" structure that dominates the thermodynamics of the black hole regime, appearing here as excitations of supertubes lying near but slightly outside the black hole regime

    Boys of the Dardanelles [music] : song /

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    Cover title.; "Dedicated to the men who answered the call."; Library's D copy includes band parts arranged by J. Devlin ANL; Words printed as text inside front cover.; Also available online http://nla.gov.au/nla.mus-an5433861; MUS: N, MUSM 103636 ; NL, GE 308/15/3/86/2211 ; A, MUSM 87217 ; N2, MUSM 145530 ; B, MUSM 110914 ; C, D, MUSM 154892/56 ; E, MUS/154 ; F, MUS/131 ; G, MUSM 154763 ; H, Snell.; Library's copy B has cover missing ; D copy inscribed and autographed by the composer ; G copy bound in album

    Economical genotyping of little blue penguin (Eudyptula minor) clades from feather-based DNA

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    Determination of clade membership is a crucial requirement for many research questions addressing phylogeography, population structure, mating patterns, speciation, and hybridisation. The little blue penguin (Eudyptula minor) can be separated into two deeply divergent clades. However, assigning clade membership in little blue penguins requires molecular methods. Genetic sequencing can be used to identify clade membership but is expensive. Here, we present an economical alternative to the use of sequencing to determine little blue penguin clade membership. We extracted DNA from feathers using a method that produced reasonable quantities of DNA. We then amplified the D-loop section of the mitochondrial control region from total genomic DNA extracts, using the primers 'C L-tRNAglu' and 'D H-Dbox' followed by digestion with the restriction enzyme AluI. When visualised on a gel, distinctive banding patterns clearly indicated clade membership. We sequenced a subset of our samples and verified the accuracy of this method. The methods we present should facilitate little blue penguin research through a cost-effective approach to clade analysis as well as a successful technique to extract DNA from feathers when blood or tissue samples are not available
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