4,818 research outputs found

    "Missing Me One Place Search Another": Three Previously Unpublished Walt Whitman Notebooks

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    Introduces and provides a transcription of Whitman\u27s previously unpublished "Glendale Notebook" and argues that its "absence from the Collected Writings calls into question the handling of the Feinberg-Whitman Collection" by earlier editors

    Calamus, Drum-Taps, and Whitman\u27s Model of Comradeship

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    "Missing Me One Place Search Another": Three Previously Unpublished Walt Whitman Notebooks

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    Introduces and provides a transcription of Whitman\u27s previously unpublished "Glendale Notebook" and argues that its "absence from the Collected Writings calls into question the handling of the Feinberg-Whitman Collection" by earlier editors

    Passing into print: Walt Whitman and his publishers

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    Few scholars have attempted to conduct a close examination of Whitman\u27s relationship to his publishers in the context of Leaves of Grass. In their Typographic Yawp: Leaves of Grass , 1855--1992, Megan and Paul Benton present a minimal, but interesting examination of the typographic story of Leaves, but they ignore three of the editions and deal with author-publisher relations only superficially. Other articles examine individual editions of Leaves of Grass, but none really explore what Whitman\u27s complicated relationships with the publishers of his time tell us about the conditions for his work and for authorship in mid-nineteenth-century America. Most studies tend to focus on Whitman\u27s poetry, rather than on issues associated with his publication history. In his Disseminating Whitman: Revision and Corporeality in Leaves of Grass, for example, Michael Moon carefully examines various editions, but chooses to concentrate on Whitman\u27s poetic revisions and program, rather than discussing aspects related to the publication story behind Leaves of Grass. This study will try to address this gap in Whitman scholarship and, in so doing, try to answer the following questions: Were Whitman\u27s ambitions for his Leaves of Grass fulfilled? Did he ever reach his intended audience

    Two Uncollected Early Reviews of the 1855 and 1856 Editions of Leaves of Grass

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    Identifies and comments on two previously unrecorded reviews of Leaves of Grass, one by George Eliot in 1856 and an anonymous one in Harvard Magazine in 185

    String Bit Models for Superstring

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    We extend the model of string as a polymer of string bits to the case of superstring. We mainly concentrate on type II-B superstring, with some discussion of the obstacles presented by not II-B superstring, together with possible strategies for surmounting them. As with previous work on bosonic string we work within the light-cone gauge. The bit model possesses a good deal less symmetry than the continuous string theory. For one thing, the bit model is formulated as a Galilei invariant theory in (D2)+1(D-2)+1 dimensional space-time. This means that Poincar\'e invariance is reduced to the Galilei subgroup in D2D-2 space dimensions. Naturally the supersymmetry present in the bit model is likewise dramatically reduced. Continuous string can arise in the bit models with the formation of infinitely long polymers of string bits. Under the right circumstances (at the critical dimension) these polymers can behave as string moving in DD dimensional space-time enjoying the full N=2N=2 Poincar\'e supersymmetric dynamics of type II-B superstring.Comment: 43 pages, phyzzx require

    Supersymmetric Quantum Mechanics for String-Bits

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    We develop possible versions of supersymmetric single particle quantum mechanics, with application to superstring-bit models in view. We focus principally on space dimensions d=1,2,4,8d=1,2,4,8, the transverse dimensionalities of superstring in 3,4,6,103,4,6,10 space-time dimensions. These are the cases for which ``classical'' superstring makes sense, and also the values of dd for which Hooke's force law is compatible with the simplest superparticle dynamics. The basic question we address is: When is it possible to replace such harmonic force laws with more general ones, including forces which vanish at large distances? This is an important question because forces between string-bits that do not fall off with distance will almost certainly destroy cluster decomposition. We show that the answer is affirmative for d=1,2d=1,2, negative for d=8d=8, and so far inconclusive for d=4d=4.Comment: 17 pages, Late

    Is the Cygnus Loop two supernova remnants?

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    The Cygnus Loop is classified as a middle-aged supernova remnant (SNR) located below the Galactic equator (l=74, b=-8.6) and 770 pc away from us. Its large size and little confusion with Galactic emission makes it an ideal test ground for evolutionary and structural theories of SNRs. New radio continuum mapping of the Cygnus Loop at 2695 MHz with the Effelsberg 100-m telescope provides indications that the Cygnus Loop consists of two separate SNRs. Combining this result with data from the literature we argue that a secondary SNR exists in the south with a recently detected neutron star close to its center. Two interacting SNRs seem to be the best explanation to account for the Cygnus Loop observations at all wavelengths.Comment: 4 pages, 2 figures, Astron. Astrophys., accepte

    Closed String Self-energy on the Lightcone Worldsheet Lattice

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    We study the one loop correction to the closed bosonic string propagator, including the possibile presence of D-branes, by discretizing the light cone worldsheet on an M times N rectangular lattice, with M proportional to P^+ and N+1 proportional to ix^+. The integrals over the moduli then become sums which we evaluate numerically. The main purpose of this study is to assess the reliability of the worldsheet lattice as a regulator of the divergences in string perturbation theory. There are two natural geometrical counterterms for the lightcone worldsheet, one proportional to the area of the worldsheet and the other proportional to the length of worldsheet boundaries, tracing the ends of open strings. We show that the divergences in the closed string self-energy can be cancelled by the area counterterm and a renormalization of the Regge slope parameter. The residual finite part is compatible with Lorentz invariance, provided a novel regularization, natural to the lightcone worldsheet lattice and described in this article, is employed.Comment: 42 pages, 20 figures, one Mathematica file with summary of numerical analysis. v2: typos corrected, to appear in Phys.Rev.

    Tapping Environmental History to Recreate America’s Colonial Hydrology

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    To properly remediate, improve, or predict how hydrological systems behave, it is vital to establish their histories. However, modern-style records, assembled from instrumental data and remote sensing platforms, hardly exist back more than a few decades. As centuries of data is preferable given multidecadal fluxes of both meteorology/climatology and demographics, building such a history requires resources traditionally considered only useful in the social sciences and humanities. In this Feature, Pastore et al. discuss how they have undertaken the synthesis of historical records and modern techniques to understand the hydrology of the Northeastern U.S. from Colonial times to modern day. Such approaches could aid studies in other regions that may require heavier reliance on qualitative narratives. Further, a better insight as to how historical changes unfolded could provide a “past is prologue” methodology to increase the accuracy of predictive environmental models
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