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Article
New measurements of the energy spectra of high-energy cosmic-ray protons and helium nuclei with the calorimeter in the PAMELA experiment
New measurements of the energy spectra of cosmic-ray protons and helium nuclei with significantly increased statistics owing to an improvement of the event selection technique and the involvement of all data o...
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Article
Spectra of primary cosmic-ray positrons and electrons in the PAMELA experiment
The PAMELA experiment is being conducted aboard the Russian satellite Resurs-DK 1, which was launched into a near-Earth circumpolar orbit on June 15, 2006. The instrument, which includes a magnetic spectromete...
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Article
Searching for cosmic ray anisotropy using the calorimeter in the PAMELA experiment
The satellite-borne PAMELA experiment studies cosmic ray spectra over a wide range of energies. The instrument was placed in orbit in June 2006 and remains there to the present day. A position-sensitive calori...
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Article
North-south asymmetry for high-energy cosmic-ray electrons measured with the PAMELA experiment
The north-south asymmetry for cosmic-ray particles was measured with one instrument of the PAMELA satellite-borne experiment in the period June 2006–May 2009. The analysis has been performed by two independent...
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Article
H, He, Li, and Be isotopes in the PAMELA experiment
The results from measuring the isotope composition of nuclei from hydrogen to beryllium in Galactic cosmic rays are presented. Data is gathered near the minimum of solar activity in the years 2006–2008 in the ...
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Article
Antiprotons of galactic cosmic radiation in the PAMELA experiment
A method for antiproton selection against a background of electrons, based on a mathematical model of data classification using variations in interparticle interaction in a calorimeter, and a method for exclud...
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Article
Solar proton events at the end of the 23rd and start of the 24th solar cycle recorded in the PAMELA experiment
The PAMELA magnetic spectrometer was launched into a near-Earth orbit on board the Resurs-DK1 satellite in June 2006; in December 2006, it recorded the last strong solar high-energy particle event of the 23rd ...
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Article
Measurement of galactic cosmic-ray deuteron spectrum in the PAMELA experiment
This work presents the results of measuring the deuteron spectrum of Galactic cosmic rays (GCRs) with the PAMELA experiment. The PAMELA is an international experiment. Its main objectives are to search for ant...
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Article
Measurement of the flux of primary cosmic ray antiprotons with energies of 60 MeV to 350 GeV in the PAMELA experiment
It is interesting to measure the antiproton galactic component in cosmic rays in order to study the mechanisms by which particles and antiparticles are generated and propagate in the Galaxy and to search for n...
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Article
The PAMELA space mission for antimatter and dark matter searches in space
The PAMELA satellite-borne experiment has presented new results on cosmic-ray antiparticles that can be interpreted in terms of DM annihilation or pulsar contribution. The instrument was launched from the Baik...
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Article
Upper limit on the antihelium flux in primary cosmic rays
The explanation of the observed baryon asymmetry, i.e., the almost complete absence of antimatter in the visible part of the universe, is one of the most important problems in cosmology. The real asymmetry val...
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Article
Trapped antiprotons in the Earth inner radiation belt in PAMELA experiment
The existence of trapped antiprotons in the Earth’s inner radiation belt has been theoretically predicted, but not observed. We present a procedure for antiproton selection and the observation results from the...
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Article
Solar modulation of the spectra of protons and helium nuclei in the PAMELA experiment
We present the energy spectra of protons and helium nuclei of cosmic rays obtained in the PAMELA experiment on board the satellite RESURS-DK1 for the period from August 2006 to December 2009. The spectra were ...
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Article
Primary electron and positron fluxes measured by the PAMELA experiment
The PAMELA experiment is being conducted on board the RESURS DK1 satellite, launched into a near-Earth, near-polar orbit with an altitude of 350–610 km and an inclination of 70° on June 15, 2006. The apparatus...
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Article
The search for antihelium in cosmic rays using data from the PAMELA experiment
The generally accepted theory explaining the observed cosmological baryon asymmetry involves mechanisms of baryosynthesis that generate asymmetry in an initially baryon symmetric Universe. Due to the possible ...
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Article
Measuring fluxes of the protons and helium nuclei of high-energy cosmic rays
Techniques for measuring helium nuclei and proton energy spectra in circumterrestrial space were developed on the basis of simulated data and data from the position-sensitive silicon-tungsten calorimeter in th...
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Article
High-energy cosmic ray proton spectrum
The method is describes and the results of measurements of the high-energy cosmic ray proton spectrum in the PAMELA experiment are presented. This experiment is performed onboard an artificial satellite and is...
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Article
Measurement of the high-energy electron and positron spectrum in the PAMELA experiment
The PAMELA magnetic spectrometer onboard the Resurs DK1 satellite no. 1 was put into (Earth) orbit on June 15, 2006; measurements continue at the present time. The scientific objective of the spectrometer is t...
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Article
Positrons and electrons in primary cosmic rays as measured in the PAMELA experiment
The PAMELA experiment is being carried out on board the Russian satellite Resurs DK1 placed in the near-earth near-polar orbit on June 15, 2006. The apparatus comprising a silicon-strip magnetic spectrometer and ...
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Article
An anomalous positron abundance in cosmic rays with energies 1.5–100 GeV
Cosmic ray positrons are known to be produced in interactions in the interstellar medium. As well as originating from this 'secondary source', positrons might also be generated in primary sources such as pulsa...
