Results 31 to 40 of about 257,792 (306)

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   +2 more sources

Electron Emission Cross Section from Methane under 250 keV Proton Impact

open access: yesAtoms, 2023
We measure double differential cross sections (DDCS) of electrons emitted from CH4 molecules in collisions with 250 keV protons. The projectile ions are obtained from a 400 kV electron cyclotron resonance-based ion accelerator (ECRIA).
Debasmita Chakraborty   +2 more
doaj   +1 more source

High resolution measurements and modeling of auroral hydrogen emission line profiles [PDF]

open access: yes, 2003
Measurements in the visible wavelength range at high spectral resolution (1.3 A° ) have been made at Longyearbyen, Svalbard (15.8 E,78.2 N) during an interval of intense proton precipitation.
Frey, H.U.   +34 more
core   +2 more sources

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

open access: yesPramana, 2006
16 pages, 9 figures, Talk presented in the workshop on Hadron Physics, Puri, India, March 7-17 ...
openaire   +2 more sources

Protons Interaction with Nomex Target: Secondary Radiation from a Monte Carlo Simulation with Geant4

open access: yesApplied Sciences, 2022
The study of suitable materials to shield astronauts from Galactic Cosmic Rays (GCR) is a topic of fundamental importance. The choice of the material must take into account both the secondary radiation produced by the interaction between primary ...
Filomena Loffredo   +4 more
doaj   +1 more source

Electron and proton heating by solar wind turbulence [PDF]

open access: yes, 2009
Previous formulations of heating and transport associated with strong magnetohydrodynamic (MHD) turbulence are generalized to incorporate separate internal energy equations for electrons and protons. Electron heat conduction is included.
Matthaeus, William H.   +9 more
core   +1 more source

Describing the scattering of keV protons through graphene

open access: yesFrontiers in Chemistry, 2023
Implementing two-dimensional materials in technological solutions requires fast, economic, and non-destructive tools to ensure efficient characterization.
Jakob Bühler   +2 more
doaj   +1 more source

Hadron-Induced Radiation Damage in Fast Heavy Inorganic Scintillators

open access: yesInstruments, 2022
Fast and heavy inorganic scintillators with suitable radiation tolerance are required to face the challenges presented at future hadron colliders of high energy and intensity.
Chen Hu   +9 more
doaj   +1 more source

Proton–proton, anti-proton–anti-proton, proton–anti-proton correlations in Au + Au collisions measured by STAR at RHIC [PDF]

open access: yesThe European Physical Journal C, 2006
The analysis of two-particle correlations provides a powerful tool to study the properties of hot and dense matter created in heavy-ion collisions at ultra-relativistic energies. Applied to identical and non-identical hadron pairs, it makes the study of space-time evolution of the source in femtoscopic scale possible.
openaire   +1 more source

In Situ Observations of Blistering of a Metal Irradiated with 2-MeV Protons

open access: yesMetals, 2017
A vacuum-insulated tandem accelerator was used to observe in situ blistering during 2-MeV proton irradiation of metallic samples to a fluence of up to 6.7 × 1020 cm−2.
Alexander Badrutdinov   +12 more
doaj   +1 more source

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