214 research outputs found

    SN 1988Z: Spectro-photometric catalogue and energy estimates

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    We present a spectro-photometric catalogue of the evolution of supernova 1988Z which combines new and published observations in the radio, optical and X-ray bands, with the aim of offering a comprehensive view of the evolution of this object and deriving the total energy radiated since discovery. The major contribution to the total radiated energy comes at optical to X-ray frequencies, with a total emission of at least 2×10512 \times 10^{51} erg (for Ho=50 km/s) in 8.5 years. A model-dependent extrapolation of this value indicates that the total radiated energy may be as high as 105210^{52} erg. The high value of the radiated energy supports a scenario in which most of the kinetic energy of the ejecta is thermalized and radiated in a short interaction with a dense circumstellar medium of nearly constant density. In this sense, 1988Z is not a supernova but a young and compact supernova remnant.Comment: Accepted to be published in MNRAS (14 pages, 10 figures). Also available at http://www.inaoep.mx/~itzia

    ISTRY-95 Padua. Programme and abstracts

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    Consiglio Nazionale delle Ricerche (CNR). Biblioteca Centrale / CNR - Consiglio Nazionale delle RichercheSIGLEITItal

    Commemorazione di Giulio Elter

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    Extract from 'Memorie di scienze geologiche', 53 (2000), p. 153-162 (ISSN 0391-8602). Contains 1 geological mapConsiglio Nazionale delle Ricerche - Biblioteca Centrale - P.le Aldo Moro, 7 , Rome / CNR - Consiglio Nazionale delle RichercheSIGLEITItal

    Women immigrants in Italy

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    Biblioteca Centrale CNR / CNR - Consiglio Nazionale delle RichercheSIGLEITItal

    Il Lido di Sottomarina: processi interattivi di costruzione e consumo

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    Studi sull'interfaccia terra-mare 3, 1995. Supported by MPI 40% found andby CNRConsiglio Nazionale delle Ricerche - Biblioteca Centrale -. P.le Aldo Moro, 7, Rome / CNR - Consiglio Nazionale delle RichercheSIGLEITItal

    Electron lifetime measurement in a liquid xenon ionization chamber with the signal-shape analysis method

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    Consiglio Nazionale delle Ricerche (CNR). Biblioteca Centrale / CNR - Consiglio Nazionale delle RichercheSIGLEITItal
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