MCDHF and RCI calculations of energy levels, lifetimes, and transition rates in Si III and Si IV

B. Atalay; T. Brage; P. Jönsson; H. Hartman

doi:10.1051/0004-6361/201935618

Home

All issues

Volume 631 (November 2019)

A&A, 631 (2019) A29

Full HTML

Free Access

Table A.2.

Observed and computed excitation energies for the 29 lowest states in Si III, from present calculations (E_RCI) and other theoretical results (E_theor).

Level	E_RCI^(a)	E_obs^(b)	E_theor^(c)	E_theor^(d)	ΔE_RCI^(a)	ΔE_theor^(c)	ΔE_theor^(d)
3s² ¹S₀	0	0	0	0	0	0	0
3s3p ³P	52 790	52 725	52 704	51 156	−65	20	1568
3s3p ³P	52 913	52 853	52 835	51 267	−60	18	1586
3s3p ³P	53 164	53 115	53 099	51 491	−49	16	1624
3s3p ¹P	83 031	82 884	83 069	84 060	−147	−185	−1176
3p²¹D₂	122 447	122 215	122 487	120 194	−232	−273	2020
3p²³P₀	129 832	129 708	129 751	128 551	−124	−43	1157
3p²³P₁	129 953	129 842	129 891	128 664	−111	−50	1177
3p²³P₂	130 193	130 101	130 153	128 886	−92	−53	1214
3s3d ³D₃	143 106	142 944	143 640	142 257	−162	−697	686
3s3d ³D₂	143 162	142 946	143 638	142 252	−216	−693	693
3s3d ³D₁	143 208	142 948	143 644	142 249	−260	−696	699
3s4s ³S₁	153 332	153 377	153 881	151 563	45	−504	1814
3p²¹S₀	153 953	153 444	153 855	155 103	−509	−411	−1659
3s4s ¹S₀	159 065	159 070	159 604	159 383	5	−535	−314
3s3d ¹D₂	166 013	165 765	166 490	168 327	−248	−725	−2562
3s4p ³P	175 219	175 230	175 704	174 006	11	−474	1224
3s4p ³P	175 247	175 263	175 743	174 036	16	−480	1227
3s4p ³P	175 312	175 336	175 821	174 102	24	−485	1234
3s4p ¹P	176 503	176 487	176 963	175 288	−16	−476	1199
3p3d ³F	199 259	198 923	199 701		−336	−778
3p3d ³F	199 318	199 026	199 811		−292	−785
3p3d ³F	199 402	199 164	199 955		−238	−791
3s4d ³D₁	201 691	201 598	202 258		−93	−661
3s4d ³D₂	201 666	201 598	202 263		−68	−665
3s4d ³D₃	201 634	201 599	202 265		−35	−666
3s4d ¹D₂	204 464	204 331	205 114		−133	−784
3s4f ¹F	204 795	204 829	205 537		33	−709
3p3d ¹D	205 357	205 029	205 765		−328	−736

Notes. The theoretical results are compared to values from the NIST-database (). ΔE represents the difference between observed and computed energies. All energies are given in cm⁻¹.

References.

^(a)

Present calculations;

^(b)

Kramida et al. (2018);

^(c)

Froese Fischer et al. (2006);

^(d)

Del Zanna et al. (2015).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.