'Spectral index' diaporamas de présentation

Direct measurements of cosmic rays in space

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Luigina Feretti Istituto di Radioastronomia CNR Bologna, Italy

Radio observations of cluster mergers. Luigina Feretti Istituto di Radioastronomia CNR Bologna, Italy. X-Ray and Radio Connections, Santa Fe, NM February 3-6, 2004. OUTLINE. Diffuse cluster radio emission: radio halos and relics ? non-thermal components of the ICM

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Primordial black hole formation in an axion -like curvaton model

Primordial black hole formation in an axion -like curvaton model. ???? ???? / ??????. M. Kawasaki, N.K. and T. T. Yanagida , arXiv:1207.2550 [ hep -ph]. ????????? 2012 / ?????. Outline. Introduction The axion -like curvaton model Primordial black hole formation Summary.

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Anisa T . Bajkova Central (Pulkovo) Astronomical Observatory of RAS

MULTI-FREQUENCY SYNTHESIS TECHNIQUE IN RADIO INTERFEROMETRIC IMAGING USING GENERALIZED MAXIMUM ENTROPY METHOD. Anisa T . Bajkova Central (Pulkovo) Astronomical Observatory of RAS.

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CMB & Foreground Polarisation

CMB & Foreground Polarisation. Carlo Baccigalupi, SISSA/ISAS. CMB 2003 Workshop, Minneapolis. What We Know. What We Guess. Known (Polarisation) Foregrounds Existing Data. Existing Simulations Microwave Frequency Scaling Approaching from Low Frequency. CMB Contamination. CMB Cleaning.

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Primordial Non- Gaussianity From Inflation

Primordial Non- Gaussianity From Inflation. ??? 21 ????????????? ???????????? 2011.3.18. MAP. Seeded by Quantum fluctuations. Curvature perturbation. time. General Relativity. Power spectrum. WMAP7: . Bispectrum (Non-Gaussianity). strength. shape. f_NL. interaction. WMAP7:.

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arXiv:gr-qc/0812.2843 Dark Energy in the Early Universe Joel Weller University of Sheffield

arXiv:gr-qc/0812.2843 Dark Energy in the Early Universe Joel Weller University of Sheffield Beyond Part III 2009 Based on work with Carsten van de Bruck, Philippe Brax and Lisa Hall. Contents. Introduction Scalar fields in Cosmology Aims Inflation The Model

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A Modified Synchrotron Model (Pipe-Reservoir Model) for Knots in the M87 Jet

A Modified Synchrotron Model (Pipe-Reservoir Model) for Knots in the M87 Jet. http://www.atlasoftheuniverse.com/galgrps/m087hubble.jpg. Criterion. 1. It could be wrong , but it must be irradiative ; (e.g. Yang-Mills Equation) 2. It could be ugly , but it must be effective ;

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Image Analysis

Image Analysis. Jim Lovell ATNF Synthesis Imaging Workshop May 2003. What Do You Want to Measure? (What you want to do and how to do it.). Flux density of components Absolute positions Relative positions and motions Flux density variability

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The Character of the Short-Term Variability of Sagittarius A* from the Radio to the Near-Infrared

The Character of the Short-Term Variability of Sagittarius A* from the Radio to the Near-Infrared. and even to X-rays. Mark Morris, Andrea Ghez, Seth Hornstein, Jessica Lu & Keith Matthews UCLA. and Fred Baganoff (MIT). Outline. Sgr A* variability: mm, cm, submm Hourly time scales

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3 November 2003 event

3 November 2003 event. HXR/Gamma-ray and radio observations. Rhessi_workshop. 3 November 2003 event. GOES X 3.9 (AR 0488) Observed in X-rays (keV-a few MeV (RHESSI) (Liu, Jiang, Liu et al, 2004; Veronig, Karlicky, Vrsnak et al. 2005)

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An Experience of Aladin Usage for the RC Catalog Radio Source Investigation

An Experience of Aladin Usage for the RC Catalog Radio Source Investigation. Zhelenkova Olga, SAO RAS. A survey area is about 100 sq.deg. ; The RC catalog contains more then 1145 (884) sources in flux range 4.5- 5 00 mJy ( ? = 7.6 sm );

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Super- Eddington Accreting Massive Black Holes as Long-Lived Cosmological Standards

Super- Eddington Accreting Massive Black Holes as Long-Lived Cosmological Standards. Background. The maximum brightness of type Ia supernovae are nearly the same which makes them standard rulers. However, SNe Ia beyond are rare.

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SHIFT SYMMETRY and INFLATION in SUPERGRAVITY

SHIFT SYMMETRY and INFLATION in SUPERGRAVITY. Ph. Brax and J. Martin hep/th0504168 to appear in PRD. Outline. The flatness problem in supergravity Mutated chaotic inflation. Inflation and Supergravity. Inflation requires flat potentials Almost scale invariant spectrum requiring

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Neutrino Point Source Search Strategies for AMANDA-II and Results from 2005

Neutrino Point Source Search Strategies for AMANDA-II and Results from 2005. J. Braun, A. Karle, T. Montaruli. For the IceCube Collaboration. Motivation. No extraterrestrial high energy neutrino source yet observed Need larger detectors and more sophisticated analysis methods

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When can the Planck satellite measure spectral index running? astro-ph/0605004 & astro-ph/0701481

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When a Standard Candle Flickers: Crab Nebula Variations in Hard X-rays

When a Standard Candle Flickers: Crab Nebula Variations in Hard X-rays. Colleen A. Wilson-Hodge (NASA/MSFC). Collaborators.

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Planning contents of [DC2] LAT source catalog S. W. Digel Stanford Linear Accelerator Center

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Spectral index in radio halos

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Theresa Brandt 2 June 2007

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