78,681 research outputs found

    Primordial nucleosynthesis in higher dimensional cosmology

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    We investigate nucleosynthesis and element formation in the early universe in the framework of higher dimensional cosmology. For this purpose we utilize a previous solution of the present author, which may be termed as the generalized Friedmann-Robertson-Walker model. We find that temperature decays less rapidly in higher dimensional cosmology, which we believe may have nontrivial consequences \emph{vis-a-vis} primordial physics

    Absence of replica symmetry breaking in the random field Ising model

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    It is shown that replica symmetry is not broken in the random field Ising model in any dimension, at any temperature and field strength, except possibly at a measure-zero set of exceptional temperatures and field strengths.Comment: 11 pages. To appear in Commun. Math. Phy

    Insourcing: How Bringing Back Essential Federal Jobs Can Save Taxpayer Dollars and Improve Services

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    Explains how federal government agencies can save millions of dollars and retain vital skills and expertise by insourcing -- moving work back in-house that should not be outsourced to private contractors in the first place. Recommends reforms

    Better Auditing for Better Contracting: Eight Recommendations to Reform the Defense Contract Audit Agency and Other Federal Government Audit

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    Examines why the DCAA's audits of government contractors sometimes fail. Proposes reforms to strengthen oversight, including giving auditors authority to subpoena contractor records and shifting from limited to risk-based audits and random checks
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