Upper and lower bounds for ground-state energies in the helium isoelectronic sequence

Physica B+C ◽  
1979 ◽  
Vol 97 (1) ◽  
pp. 103-106 ◽  
Author(s):  
M.A. Abdel-Raouf
Keyword(s):  
Lower Bounds ◽  
Ground State ◽  
Upper And Lower Bounds ◽  
Isoelectronic Sequence ◽  
Ground State Energies

Converging upper and lower bounds for ground-state energies of atomic nuclei

2005 ◽  
Vol 25 (3) ◽  
pp. 379-385
Author(s):  
G. P. Kamuntavičius ◽  
D. Germanas ◽  
R. K. Kalinauskas ◽  
S. Mickevičius ◽  
R. Žemaičinienė
Keyword(s):  
Lower Bounds ◽  
Ground State ◽  
Upper And Lower Bounds ◽  
Atomic Nuclei ◽  
Ground State Energies

Lower bounds for the ground-state energies of the two-dimensional Hubbard andt-Jmodels

1991 ◽  
Vol 43 (16) ◽  
pp. 13743-13746 ◽  
Author(s):  
Roser Valent ◽  
Joachim Stolze ◽  
P. J. Hirschfeld
Keyword(s):  
Lower Bounds ◽  
Ground State ◽  
Two Dimensional ◽  
Ground State Energies

A procedure for obtaining lower bounds for ground state energies of atoms and molecules

1969 ◽  
Vol 13 (2) ◽  
pp. 155-158
Author(s):  
M. Bersohn ◽  
M. Glicksohn ◽  
J. Stewart
Keyword(s):  
Lower Bounds ◽  
Ground State ◽  
Atoms And Molecules ◽  
Ground State Energies

scholarly journals Upper and lower bounds for tunneling splittings in a symmetric double-well potential

RSC Advances ◽  
2020 ◽  
Vol 10 (57) ◽  
pp. 34681-34689
Author(s):  
Miklos Ronto ◽  
Eli Pollak
Keyword(s):  
Lower Bound ◽  
Lower Bounds ◽  
Ground State ◽  
Upper And Lower Bounds ◽  
Tunneling Splittings ◽  
Double Well Potential

Ground state tunneling gaps: solid circles are mean of eigenvalues and lower bound gaps.

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