Search results for "lh"
showing 10 items of 925 documents
Measurement of the Higgs boson coupling with tau leptons and search for an additional neutral MSSM Higgs boson with the ATLAS detector
2018
El Modelo Estándar de física de partículas (SM), la teoría que describe el comportamiento de las partículas subatómicas, ha sido un éxito en su precisión y exactitud. Uno de sus pilares básicos es el mecanismo de Higgs, que regula los términos de masa de las partículas fundamentales. La partícula responsable de este mecanismo es el bosón de Higgs, que fue descubierto en 2012 en los experimentos ATLAS y CMS del colisionador de partículas LHC del CERN, mediante el análisis de su acoplamiento a partículas bosónicas (fotones y bosones W y Z). Tras su descubrimiento, es necesario confirmar que el resto sus propiedades se corresponden con las predichas por el SM, como, por ejemplo, su acoplamient…
Live: Iconologia della star
2009
La star neofigurativa
Yttrandets yttre form och avsedda funktion : en studie över de olika meningstypernas primära och sekundära illokuta funktioner i serietidningstexter
1998
Aussprachetraining im DaF-Unterricht in der Lehr- und Lernwelt 3.0.
2018
Everyone who acquires a new language at school or elsewhere has the right to learn good pronunciation. As phonetic errors are foreseeable, this paper begins by delineating deviations in (co)articulation and prosody which are typical of Italian learners of German, with the aim of examining how far these specific, predictable phonetic problems are treated in German textbooks used in Italy. The study shows that even modern textbooks do not consider phonetics in a satisfactory way. Today’s learning world 3.0 – not only interactive, but also shaped for the individual learner – is characterized by a growing number of Computer Assisted Language Learning (CALL) and special Computer Assisted Pronunc…
Nietzsche i l'escepticisme : assaig d'aclariment d'una pretesa contradicció
2021
S'ha afirmar sovim que en marhia de teoria del coneixemem, Nietzsche és un esckptic. En aquest anide es fa un acurat repil.s de !'obra nictncheana a la cerca de les sentencies en pro o en contra de l'escepticismc, on les posicions en contra d'aqucst són especialment abundases en contradicció amh aquclles intcrprctacions. En el curs d'aqucst recorregut s'esbossa el conccpte nietzscheà de filosofia i la diferCncia entre aquesta i la ciCncia. La tesi final és que Nietzsche considera l'escepticismc una condició necesüria, perO no suficient, de la vcrtadcra filosofia. la filosofia sobirana i disciplinadora de la cultura. Així es dissoldrJ. la contradicció entre les interpretacions de !'autor com…
CCDC 256886: Experimental Crystal Structure Determination
2005
Related Article: L.H.Uppadine, J.-P.Gisselbrecht, N.Kyritsakas, K.Nattinen, K.Rissanen, J.-M.Lehn|2005|Chem.-Eur.J.|11|2549|doi:10.1002/chem.200401224
Effect of Reaction Conditions on the Coprecipitation of Ni(OH)2 for Lithium-Ion Batteries
2023
Electrochemical performance of cathode active materials (CAMs) is dependent on the properties of coprecipitated precursors (pCAMs). This is a sensitive process affected by several reaction parameters such as temperature, pH, concentration of reactants, agitation rate, and residence time. In this paper, the effect of parameters influencing the particle size growth and the physical properties, such as particle morphology and tapped density, was studied in the coprecipitation of Ni(OH)2. Formation of a homogeneous population with narrow particle size distribution was observed, followed by a more heterogeneous population of dense particles. Ammonia concentration and residence time had significa…
Measurement of the top quark charge in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
2013
A measurement of the top quark electric charge is carried out in the ATLAS experiment at the Large Hadron Collider using 2.05 fb[superscript −1] of data at a centre-of-mass energy of 7 TeV. In units of the elementary electric charge, the top quark charge is determined to be 0.64 ± 0.02 (stat.) ± 0.08 (syst.) from the charges of the top quark decay products in single lepton t[¯ over t] candidate events. This excludes models that propose a heavy quark of electric charge −4/3, instead of the Standard Model top quark, with a significance of more than 8σ.
Service Climate and Display of Employees’ Positive Emotions: The Mediating Role of Burnout and Engagement in Services
2011
This article aims to test a model linking service climate to the frequency of expression of positive emotions by frontline employees. We propose that burnout and engagement at work mediate the relationship between service climate and the expression of positive emotions. Service climate impacts negatively on burnout and positively on engagement; in turn, burnout and engagement are significantly related to the frequency of expression of positive emotions. This model was tested both at the individual and work-unit levels. In addition, it was compared with a direct model that proposes an additional direct link from service climate to frontline employees’ positive emotions. Models were tested th…
Search for photonic signatures of gauge-mediated supersymmetry in 8TeV pp collisions with the ATLAS detector
2015
A search is presented for photonic signatures motivated by generalized models of gauge-mediated supersymmetry breaking. This search makes use of 20.3 fb[superscript −1] of proton-proton collision data at √s = 8 TeV recorded by the ATLAS detector at the LHC, and explores models dominated by both strong and electroweak production of supersymmetric partner states. Four experimental signatures incorporating an isolated photon and significant missing transverse momentum are explored. These signatures include events with an additional photon, lepton, b-quark jet, or jet activity not associated with any specific underlying quark flavor. No significant excess of events is observed above the Stand…