Atomic Wave Functions for the Ground States of Na+, Ne, and F‐

1961 ◽  
Vol 35 (3) ◽  
pp. 817-820 ◽  
Author(s):  
Wilm E. Donath
Author(s):  
W. E. Duncanson ◽  
C. A. Coulson

SummaryWave functions have been obtained for the ground states of the atoms Li to Ne. These are of the simple analytical type proposed by Morse, Young, and Haurwitz. Some errors in the latter work are corrected.


2002 ◽  
Vol 88 (2) ◽  
pp. 263-274 ◽  
Author(s):  
Shun S. Lo ◽  
Daniel A. Morales

Author(s):  
Qi-Fang Lü ◽  
Dian-Yong Chen ◽  
Yu-Bing Dong

AbstractInspired by recent measurement of possible fully charmed tetraquarks in LHCb Collaboration, we investigate the mass spectra of fully heavy tetraquarks $$QQ {\bar{Q}} {\bar{Q}}$$ Q Q Q ¯ Q ¯ in an extended relativized quark model. Our estimations indicate that the broad structure around 6.4 GeV should contain one or more ground states for $$cc {\bar{c}} {\bar{c}}$$ c c c ¯ c ¯ tetraquarks, while the narrow structure near 6.9 GeV can be categorized as the first radial excitation of $$cc {\bar{c}} {\bar{c}}$$ c c c ¯ c ¯ system. Moreover, with the wave functions of the tetraquarks and mesons, the strong decays of tetraquarks into heavy quarkonium pair are qualitatively discussed, which can be further checked by the LHCb and CMS Collaborations.


1932 ◽  
Vol 42 (1) ◽  
pp. 33-43 ◽  
Author(s):  
J. C. Slater
Keyword(s):  

1939 ◽  
Vol 56 (7) ◽  
pp. 696-699 ◽  
Author(s):  
Leo Goldberg ◽  
Albert M. Clogston
Keyword(s):  

1978 ◽  
Vol 56 (8) ◽  
pp. 1093-1101 ◽  
Author(s):  
Richard D. Harcourt ◽  
Walter Roso

Some ab-initio valence-bond wave-functions are reported for the π-electrons of the ground-states of O3, NO2−, and CH2N2. Examination of these wave-functions provides further support for the hypothesis that, for the ground-states of many electron-excess molecules, important valence-bond structures are those that are compatible with the electroneutrality principle, i.e. they carry either small or zero formal charges on each of the atoms. For O3 and CH2N2, the important valence-bond structures with zero atomic formal charges are [Formula: see text]Each of these structures has a 'long-bond' between non-adjacent atoms. The significance of 'long-bond' (or spin-paired diradical) structures for the electronic mechanism of 1,3-dipolar cycloaddition reactions is discussed and 'increased-valence' descriptions of the electronic structure of each molecule are presented. Some comments on the utility of 'increased-valence' structures are provided.


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