3,568 research outputs found
Physics and Detectors at the LHC and the SLHC
The capabilities of the ATLAS and CMS detectors being prepared for the LHC
are reviewed. Examples of physics signals accessible during early running and
during mature high luminosity LHC operation are examined. The planning and
options for the LHC and these detectors to increase the luminosity to
10^{35}cm^{-2}s^{-1} is presented. This upgrade, entitled the Super LHC (SLHC),
would occur in the next decade. The resulting physics scope is discussed.Comment: Invited talk at 2005 International Linear Collider Physics and
Detector Workshop and Second ILC Accelerator Workshop, Snowmass, CO
(Snowmass05), 3 pages, PD
LHC Startup
The Large Hadron Collider will commence operations in the latter half of
2008. The plans of the LHC experiments ALICE, ATLAS, CMS and LHCb are
described. The scenario for progression of luminosity and the strategies of
these 4 experiments to use the initial data are detailed. There are significant
measurements possible with integrated luminosities of 1, 10 and 100 pb^-1.
These measurements will provide essential calibration and tests of the
detectors, understanding of the Standard Model backgrounds and a first
oportunity to look for new physics.Comment: Proceedings of DIS 200
The Los Alamos Supernova Light Curve Project: Computational Methods
We have entered the era of explosive transient astronomy, in which upcoming
real-time surveys like the Large Synoptic Survey Telescope (LSST), the Palomar
Transient Factory (PTF) and Panoramic Survey Telescope and Rapid Response
System (Pan-STARRS) will detect supernovae in unprecedented numbers. Future
telescopes such as the James Webb Space Telescope may discover supernovae from
the earliest stars in the universe and reveal their masses. The observational
signatures of these astrophysical transients are the key to unveiling their
central engines, the environments in which they occur, and to what precision
they will pinpoint cosmic acceleration and the nature of dark energy. We
present a new method for modeling supernova light curves and spectra with the
radiation hydrodynamics code RAGE coupled with detailed monochromatic opacities
in the SPECTRUM code. We include a suite of tests that demonstrate how the
improved physics is indispensable to modeling shock breakout and light curves.Comment: 18 pages, 19 figures, published in ApJ Supplement
1966: Abilene Christian College Bible Lectures - Full Text
THE BIBLE TODAY
Being the Abilene Christian College Annual Bible Lectures 1966
Price: $3.95
Published by
ABILENE CHRISTIAN COLLEGE STUDENTS EXCHANGE
ACC Station Abilene, Texa
Law of One Price in International Commodity Markets: A Fractional Cointegration Analysis
The Law of One Price (LOP) is an important component of most, if not all, international trade models because this assumption allows researchers to use a single representative price for all regions. This paper examines the long-run LOP for international commodity prices using a generalized notion of cointegration called fractional cointegration. This analysis is applied to nine pairs of price series, supporting the existence of LOP in eight cases
Howard's War on Terror: A Conceivable, Communicable and Coercive Foreign Policy Discourse
This article explores the relationship between language and political possibility. It is argued that John Howard’s language from 11 September 2001 to mid 2003 helped to enable the ‘War on Terror’ in an Australian context in three principal ways. Firstly, through contingent and contestable constructions of Australia, the world and their relationship, Howard’s language made interventionism conceivable. Secondly, emphasising shared values, mateship and mutual sacrifice in war, Howard embedded his foreign policy discourse in the cultural terrain of ‘mainstream Australia’, specifically framing a foreign policy discourse that was communicable to ‘battlers’ and disillusioned ‘Hansonites’. Thirdly, positioning alternatives as ‘un-Australian’, Howard’s language was particularly coercive, silencing potential oppositional voices
Trees and shrubs as sources of fodder in Australia
Experience with browse plants in Australia is briefly reviewed in terms of their forage value to animals, their economic value to the landholder and their ecological contribution to landscape stability. Of the cultivated species only two have achieved any degree of commercial acceptance (Leucaena leucocephala and Chamaecytisus palmensis). Both of these are of sufficiently high forage value to be used as the sole source of feed during seasonal periods of nutritional shortage. Both are also leguminous shrubs that establish readily from seed. It is suggested that a limitation in their present use is the reliance on stands of single species which leaves these grazing systems vulnerable to disease and insects. Grazing systems so far developed for high production and persistence of cultivated species involve short periods of intense grazing followed by long periods of recovery. Similar management may be necessary in the arid and semi-arid rangelands where palatable browse species are in decline
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