Results 11 to 20 of about 62,736 (280)

Time-resolved multicolour photometry of bright B-type variable stars in Scorpius [PDF]

open access: yes, 2013
The first two of a total of six nano-satellites that will constitute the BRITE-Constellation space photometry mission have recently been launched successfully.
Handler, G., Schwarzenberg-Czerny, A.
core   +1 more source

Faddeev treatment of long-range correlations and the one-hole spectral function of O16 [PDF]

open access: yes, 2001
The Faddeev technique is employed to study the influence of both particle-particle and particle-hole phonons on the one-hole spectral function of O16.
C. Barbieri   +2 more
core   +2 more sources

Microscopic cluster model for the description of new experimental results on the C 13 (O 18, O 16) C 15 two-neutron transfer at 84 MeV incident energy [PDF]

open access: yes, 2017
The C13(O18,O16)C15 reaction is studied at 84 MeV incident energy. Excitation energy spectra and absolute cross-section angular distributions for the strongest transitions are measured with good energy and angular resolutions.
Agodi, C.   +10 more
core   +1 more source

On Phase and Amplitude Extraction in Bichromatic Ionization: A Proposal

open access: yesPhotonics, 2023
In the paper we propose a method for characterizing VUV pulse(s) in a bichromatic ionization setup. The scheme is based on s-shell ionization by joint action of circularly polarized fundamental harmonic and linearly polarized second one. The advantage of
Maria M. Popova   +2 more
doaj   +1 more source

Spectroscopic amplitudes and microscopic substructure effects in nucleon capture reactions [PDF]

open access: yesPhysical Review C, 2001
Spectroscopic amplitudes play an important role in nuclear capture reactions. These amplitudes are shown to include both single-particle and polarization effects: the former through their spatial dependence and the latter through their normalization (the spectroscopic factors).
Escher, Jutta   +2 more
openaire   +2 more sources

Spectroscopic Orbits of Subsystems in Multiple Stars. IX

open access: yesThe Astronomical Journal, 2023
New spectroscopic orbits of inner subsystems in 14 hierarchies are determined from long-term monitoring with the optical echelle spectrometer, CHIRON.
Andrei Tokovinin
doaj   +1 more source

Spectroscopic Orbits of Subsystems in Multiple Stars. X (Summary)

open access: yesThe Astronomical Journal, 2023
Results of a large program of spectroscopic monitoring of nearby solar-type stellar hierarchical systems using the CHIRON echelle spectrograph at the 1.5 m telescope are summarized.
Andrei Tokovinin
doaj   +1 more source

Elastic and inelastic scattering of 15n ions by 11B at 84 MeV [PDF]

open access: yesЯдерна фізика та енергетика, 2014
Angular distributions of the 11B + 15N elastic and inelastic scattering were measured at Elab (15N) = 84 MeV. The data were analyzed within the optical model and coupled-reaction-channels method.
A. T. Rudchik   +21 more
doaj  

Elastic and inelastic scattering of 14N ions by 7Li at 80 MeV [PDF]

open access: yesЯдерна фізика та енергетика, 2012
Angular distributions of the 7Li + 14N elastic and inelastic scattering as well as the 7Li(14N, Х) reactions with production of 13, 15, 16N + 8, 6, 5Li, 11, 12, 13, 14С + 10, 9, 8, 7Ве, 10, 11, 12В + 11, 10, 9В nuclei and others were measured at Elab ...
A. T. Rudchik   +15 more
doaj  

Method for Measuring the Laser Field and the Opacity of Spectral Lines in Plasmas

open access: yesPlasma, 2021
In experimental studies of laser-plasma interactions, the laser radiation can exist inside plasma regions where the electron density is below the critical density (“underdense” plasma), as well as at the surface of the critical density.
Eugene Oks
doaj   +1 more source

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