Results 111 to 120 of about 1,784,180 (221)

Common suppression pattern of η and π0 mesons at high transverse momentum in Au+Au collisions at VsNN=200 GeV [PDF]

open access: yes, 2006
Inclusive transverse momentum spectra of η mesons have been measured within pT=2–10 GeV/c at midrapidity by the PHENIX experiment in Au+Au collisions at VsNN=200 GeV. In central Au+Au the η yields are significantly suppressed compared to peripheral Au+Au,
Sub Algemeen Subatomic Physics   +2 more
core  

The design and performance of the ZEUS micro vertex detector [PDF]

open access: yes, 2007
In order to extend the tracking acceptance, to improve the primary and secondary vertex reconstruction and thus enhancing the tagging capabilities for short lived particles, the ZEUS experiment at the HERA Collider at DESY installed a silicon strip ...
Subatomic Physics   +3 more
core  

Status of the Antares neutrino telescope [PDF]

open access: yes, 2008
The Antares detector has been in operation for more than one year. Data taking with the first detector string has continued uninterrupted for 16 months starting from March 2006.
Subatomic Physics   +2 more
core  

Tailoring luminescent and photocatalytic properties via oxygen vacancies of Manganese-doped CeO2 thin films

open access: yesChemical Physics Impact
The following document seeks to explain the physicochemical impacts resulting from the stepwise insertion of 1 to 6% of the Mn dopant into cerium oxide CeO2films (Ce1−xMnxO2) elaborated by the Nebulizer Spray pyrolyis.
J. Zimou   +15 more
doaj   +1 more source

Energy dependence of the charged multiplicity in deep inelastic scattering at HERA [PDF]

open access: yes, 2008
The charged multiplicity distributions and the mean charged multiplicity have been investigated in inclusive neutral current deep inelastic ep scattering with the ZEUS detector at HERA, using an integrated luminosity of 38.6 pb−1.
Subatomic Physics   +3 more
core  

Manipulating a beam of barium fluoride molecules using an electrostatic hexapole

open access: yesNew Journal of Physics
An electrostatic hexapole lens is used to manipulate the transverse properties of a beam of barium fluoride molecules from a cryogenic buffer gas source.
A Touwen   +17 more
doaj   +1 more source

Dijet production in diffractive deep inelastic scattering at HERA [PDF]

open access: yes, 2007
The production of dijets in diffractive deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 61 pb−1.
Subatomic Physics   +3 more
core  

Search for sub-GeV scalars in $$e^+e^-$$ e + e - collisions

open access: yesEuropean Physical Journal C: Particles and Fields
Light scalars that couple to leptons are common figures in beyond the Standard Model endeavors. Considering a scalar that has universal and couplings to leptons only, we compute this leptophilic scalar contribution to the $$e^{-}e^{+} \rightarrow \tau ^{+
D. Cogollo   +4 more
doaj   +1 more source

The Coherence Boundary—A New Object in Subatomic Physics

open access: yes
If frictionless persistence of subatomic particle rotation is enforced by coherence constraints in a particle-supporting environment, then dissipation and coupling to ordinary laboratory degrees of freedom must occur at a boundary where those constraints fail.
openaire   +2 more sources

Multi-PMT optical module [PDF]

open access: yes, 2006
In this paper we discuss the advantages of using many small photomultiplier tubes inside a cylindrical or spherical pressure vessel as an alternative to the ‘‘standard’’ large ð1000Þ photomultiplier. The tube used for the test is the Photonis XP53x2 tube
Subatomic Physics   +2 more
core  

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