Results 11 to 20 of about 1,501,856 (330)

Strangeness production in proton-proton and proton-nucleus collisions [PDF]

open access: yesPramana, 2005
In these lectures we discuss the investigation of the strange meson production in proton-proton ($pp$) and in proton-nucleus ($pA$) reactions within an effective Lagrangian model. The kaon production proceeds mainly via the excitations of $N^*$(1650), $N^
A Deloff   +60 more
core   +3 more sources

The strangest proton? [PDF]

open access: yesThe European Physical Journal C, 2020
AbstractWe present an improved determination of the strange quark and antiquark parton distribution functions of the proton by means of a global QCD analysis that takes into account a comprehensive set of strangeness-sensitive measurements: charm-tagged cross sections for fixed-target neutrino–nucleus deep-inelastic scattering, and cross sections for ...
Maria Ubiali   +5 more
openaire   +7 more sources

Leptons in the proton [PDF]

open access: yesJournal of High Energy Physics, 2020
Abstract As is the case for all light coloured Standard Model particles, also photons and charged leptons appear as constituents in ultrarelativistic hadron beams, and admit a parton density function (PDF). It has been shown recently that the photon PDF can be given in terms of the structure functions and form factors for electron ...
Buonocore L.   +3 more
openaire   +5 more sources

The Proton-Proton Interaction [PDF]

open access: yesPhysical Review, 1950
This paper presents a phenomenological analysis of the proton-proton scattering observed at 32 and 340 Mev in terms of static nuclear potentials. Comparison of these results with the neutron-proton scattering at 40, 90, and 280 Mev analyzed previously indicates that nuclear forces are not charge independent. In particular, there is definite evidence in
Christian, R.S., Noyes, H.P.
openaire   +4 more sources

Polarized Proton-Proton Bremsstrahlung [PDF]

open access: yesPhysical Review Letters, 1986
Abstract A proton-proton bremsstrahlung experiment recently carried out at TRIUMF with polarized protons gives results which disagree with the Soft Photon Approximation and agree with potential model calculations.
N.R. Stevenson   +19 more
openaire   +4 more sources

Proton-proton interactions and onset of deconfinement [PDF]

open access: yesPhysical Review C, 2020
The experiment of the NA61/SHINE Collaboration at the CERN SPS is performing a unique study of the phase diagram of strongly interacting matter by varying collision energy and nuclear mass number of colliding nuclei. In central Pb+Pb collisions, the experiment of the NA49 Collaboration found structures in the energy dependence of several observables in
NA61/SHINE Collaboration   +138 more
openaire   +10 more sources

Proton–proton physics in ALICE [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2007
4 pages, Quark Matter 2006 ...
Tapan K Nayak, the ALICE Collaboration
openaire   +3 more sources

Encouraging early outcomes with image guided pencil beam proton therapy for cranio-spinal irradiation: first report from India

open access: yesRadiation Oncology, 2022
Background To report our experience with image guided pencil beam proton beam therapy (PBT) for craniospinal irradiation (CSI). Materials and Methods Between January 2019 and December 2021, we carried out a detailed audit of the first forty patients ...
Utpal Gaikwad   +7 more
doaj   +1 more source

Feasibility of linac-based fractionated stereotactic radiotherapy and stereotactic radiosurgery for patients with up to ten brain metastases

open access: yesRadiation Oncology, 2022
Background Linac-based fractionated stereotactic radiotherapy (fSRT) and stereotactic radiosurgery (SRS) are increasingly being used to manage patients with multiple metastases.
Masanori Hirata   +15 more
doaj   +1 more source

On the Equality of the Proton-Proton and Proton-Neutron Interactions [PDF]

open access: yesPhysical Review, 1939
A comparison of the 1S proton-proton interaction and the 1S proton-neutron interaction has been made recently by Breit, Hoisington, Share, and Thaxton. It is the purpose of this letter to add a remark to the subject. With the meson type of potential, [C x e^(-lambda x r)]/r x lambda, a variational calculation has been made of the binding energy of H3 ...
Brown, Frederick W., Plesset, Milton S.
openaire   +4 more sources

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