236,079 research outputs found

    A Research on Chang Chiens Reform ideas

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    Chang Chien 1853-1926 was a native of Nant ung Kiangsu In spite of the Various works on Chang Chien which testify to the significance of his role in modern China Chang Chien s Reform ideas is still not well-researched The purposes of this paper are firstly to analyze Chang Chien s Reform ideas systematically and clearly in the hope that it may become a useful reference for researchers on modern Chinese political thought and secondly to stimulate scholars for further research This paper depends more on basic source materials rather than second-hand data Among various source materials Chang Chien s Diary The Nine Records of Chang Chien and The Complete Work of Chang Chien are the most important Chang Chien s Reform ideas may be summarized as follows 1 taking notice of both economic basis and superstructure 2 elitism 3 pragmatism 4 concept of limited change 5 gradualism 6 golden means and 7 government by the peopl

    Why Hybrid Meson Coupling to Two S-wave Mesons is Suppressed

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    We introduce strong interaction selection rules for the two-body decay and production of hybrid and conventional mesons coupling to two S-wave hybrid or conventional mesons. The rules arise from symmetrization in states in the limit of non-relativistically moving quarks. The conditions under which hybrid coupling to S-wave states is suppressed are determined by the rules, and the nature of their breaking is indicated.Comment: 9 pages, LaTeX, 1 eps figures, uses epsf. Minor modifications, Title chang

    Chang, Ji-Mei

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    University of Southern California, Department of Curriculum, Teaching, & Special Education, 1989, Ph.D. University of Southern California, School of Education, 1978, M.S. National Chengchi University, Department of Education, 1970, B.A.https://scholarworks.sjsu.edu/erfa_bios/1002/thumbnail.jp

    Comments on "State equation for the three-dimensional system of 'collapsing' hard spheres"

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    A recent paper [I. Klebanov et al. \emph{Mod. Phys. Lett. B} \textbf{22} (2008) 3153; arXiv:0712.0433] claims that the exact solution of the Percus-Yevick (PY) integral equation for a system of hard spheres plus a step potential is obtained. The aim of this paper is to show that Klebanov et al.'s result is incompatible with the PY equation since it violates two known cases: the low-density limit and the hard-sphere limit.Comment: 4 pages; v2: title chang

    Why are the Children Dying?: Mixed-Race Children in Chang-rae Lee’s First Five Novels

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    The mixed-race children in each of Lee’s first five novels constitute an overarching set of symbols, reflecting, at first, society’s intolerance of miscegenation and its resulting mixed offspring, as demonstrated in the dysfunctional behaviors of the parent(s) (or society) and the death or disappearance of the mixed-race child. Then, later in the novel, a second mixed-race child’s birth, or its impending birth, signifies an acquired racial awareness on the part of the parent(s) and an overcoming of trauma that leads to hope for a more tolerant and understanding social environment for the mixed-race child

    Stereotactic ablative body radiotherapy for the treatment of spinal oligometastases

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    Abstract not availableJ.H. Chang, S. Gandhidasan, R. Finnigan, D. Whalley, R. Nair, A. Herschtal, T. Eade, A. Kneebone, J. Ruben, M. Foote, S. Siv

    Gauge Independent Trace Anomaly for Gravitons

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    We show that the trace anomaly for gravitons calculated using the usual effective action formalism depends on the choice of gauge when the background spacetime is not a solution of the classical equation of motion, that is, when off-shell. We then use the gauge independent Vilkovisky-DeWitt effective action to restore gauge independence to the off-shell case. Additionally we explicitly evaluate trace anomalies for some N-sphere background spacetimes.Comment: 19 pages, additional references and title chang

    On the Best Constant in the Moser-Onofri-Aubin Inequality

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    Let S2S^2 be the 2-dimensional unit sphere and let JαJ_\alpha denote the nonlinear functional on the Sobolev space H1,2(S2)H^{1,2}(S^2) defined by Jα(u)=α4S2u2dω+S2udωlnS2eudω, J_\alpha(u) = \frac{\alpha}{4}\int_{S^2}|\nabla u|^2 d\omega + \int_{S^2} u d\omega -\ln \int_{S^2} e^{u} d\omega, where dωd\omega denotes Lebesgue measure on S2S^2, normalized so that S2dω=1\int_{S^2} d\omega = 1. Onofri had established that JαJ_\alpha is non-negative on H1(S2)H^1(S^2) provided α1\alpha \geq 1. In this note, we show that if JαJ_\alpha is restricted to those uH1(S2)u\in H^1(S^2) that satisfy the Aubin condition: \int_{S^2}e^u x_j dw=0\quad\text{for all}1\leq j\leq 3, then the same inequality continues to hold (i.e., Jα(u)0J_\alpha (u)\geq0) whenever α2/3ϵ0\alpha \geq {2/3}-\epsilon_0 for some ϵ0>0\epsilon_0>0. The question of Chang-Yang on whether this remains true for all α1/2\alpha \geq {1/2} remains open.Comment: 8 pages. Updated versions - if any - can be downloaded at http://www.birs.ca/~nassif
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