Results 211 to 220 of about 9,474 (254)

Capturing the short-lived excited singlet state in crystals of a TADF silver(I) complex.

open access: yesChem Commun (Camb)
Łaski P   +6 more
europepmc   +1 more source

Spectroscopic amplitudes in microscopic three-cluster systems [PDF]

open access: yesPhysical Review C, 2023
I investigate three-body spectroscopic amplitudes in a microscopic three-cluster model. The total wave functions are described in the resonating group method (RGM) formalism based on cluster wave functions and on relative functions defined in the hyperspherical method. Core excitations are included.
P Descouvemont
exaly   +2 more sources

Alpha-particle spectroscopic amplitudes and the su(3) model

open access: yesNuclear Physics A, 1973
Abstract Formulas for calculating spectroscopic amplitudes for emission or transfer of α-particles are developed in the framework of the harmonic-oscillator shell model with SU(3) classification. These formulas are applied to some interesting states of 20Ne, e.g., low-lying (sd)4 shell-model states, members of the lowest K = 0− band with SU (3) label
Munetake Ichimura   +2 more
exaly   +4 more sources

Spectroscopic amplitudes for α-clustering in 6Li and 7Be

open access: yesPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 1984
Abstract Spectroscopic amplitudes for α -clustering in the bound states of 6 Li and 7 Be are computed by adopting the definition of Fliessbach. The wavefunctions used are those from coupled-channel resonating-group calculations. Using these amplitudes, one can determine the spectroscopic factor and the constant characterizing the asymptotic ...
H Walliser, Y C Tang
exaly   +2 more sources

Five-nucleon spectroscopic amplitudes for 1p-shell nuclei

Nuclear Physics A, 1985
Abstract Spectroscopic amplitudes of the 5 He or 5 Li cluster in the ground and first excited states are given for lp-shell nuclei. These Spectroscopic amplitudes are calculated with the aid of intermediate-coupling wave functions of initial and final nuclei. Sum rules for pickup and stripping reactions are presented.
L Jarczyk
exaly   +2 more sources

Alpha-particle spectroscopic amplitudes for sd shell nuclei

Nuclear Physics A, 1975
Abstract Theoretical predictions for spectroscopic amplitudes corresponding to α-particle stripping and pickup reactions on all stable sd shell nuclei with 16 ≦ A ≦ 28 are tabulated. A pure (Os) 4 configuration for the internal wave function of the transferred nucleons is assumed.
J P Draayer
exaly   +2 more sources

Spectroscopic ellipsometry measurements with the Grating Division-of-Amplitude Photopolarimeter

SPIE Proceedings, 2002
The Grating Division-of-Amplitude Photopolarimeter (G-DOAP) obtains very rapid measurements of the complete polarization state of light over the spectral bandwidth of the instrument. Application to polarimetry, ellipsometry, and Mueller matrix ellipsometry is discussed.
Paul C. Nordine   +2 more
openaire   +1 more source

Spectroscopic studies of the small-amplitude Cepheid SU Cas

Astronomy Letters, 2013
A new set of 16 high-resolution spectra for the small-amplitude Cepheid SU Cas obtained in 2007–2009 has allowed us to determine its atmospheric parameters (Teff = 6345 ± 30 K, log g = 2.40, Vt = 3.25 km s−1) and to measure its radial velocities. The latter were added to the general list of radial velocities (375 estimates) obtained in the last 90 ...
I. A. Usenko   +2 more
openaire   +1 more source

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