Extreme-ultraviolet emission spectra of core-excited levels in sodium and magnesium

K. D. Pedrotti; A. J. Mendelsohn; R. W. Falcone; J. F. Young; S. E. Harris

doi:10.1364/JOSAB.2.001942

Journal of the Optical Society of America B
Vol. 2,
Issue 12,
pp. 1942-1947
(1985)
•https://doi.org/10.1364/JOSAB.2.001942

Extreme-ultraviolet emission spectra of core-excited levels in sodium and magnesium

K. D. Pedrotti, A. J. Mendelsohn, R. W. Falcone, J. F. Young, and S. E. Harris

Not Accessible

Your library or personal account may give you access

Get PDF
Email
Share
Get Citation
Copy Citation Text
K. D. Pedrotti, A. J. Mendelsohn, R. W. Falcone, J. F. Young, and S. E. Harris, "Extreme-ultraviolet emission spectra of core-excited levels in sodium and magnesium," J. Opt. Soc. Am. B 2, 1942-1947 (1985)

Export Citation
- BibTex
- Endnote (RIS)
- HTML
- Plain Text
Citation alert
Save article

Abstract

Using a pulsed-hollow-cathode discharge, we have observed the emission spectra of core-excited levels of Na i and Mg ii. Line identifications and implications for extreme-ultraviolet lasers are discussed.

Full Article | PDF Article

More Like This

Core-excited metastable levels: application to spectroscopy, to the generation of picosecond extreme-ultraviolet pulses, and to lasers

S. E. Harris and J. F. Young
J. Opt. Soc. Am. B 4(4) 547-562 (1987)

High-resolution autoionizing line spectra of Mg ii and Al iii in the 160–260-Å range emitted from a Penning ionization discharge plasma

M. Finkenthal, A. Litman, P. Mandelbaum, D. Stutman, and J. L. Schwob
J. Opt. Soc. Am. B 5(8) 1640-1644 (1988)

Stimulated emission in laser-pumped magnesium vapor

P. D. Kleiber, A. M. Lyyra, S. P. Heneghan, and W. C. Stwalley
J. Opt. Soc. Am. B 2(4) 522-526 (1985)

Previous Article Next Article

Cited By

You do not have subscription access to this journal. Cited by links are available to subscribers only. You may subscribe either as an Optica member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access Optica Member Subscription

Figures (3)

You do not have subscription access to this journal. Figure files are available to subscribers only. You may subscribe either as an Optica member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access Optica Member Subscription

Tables (6)

You do not have subscription access to this journal. Article tables are available to subscribers only. You may subscribe either as an Optica member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access Optica Member Subscription

	λ

Line	Experiment (nm)	Predicted (nm)	Identification	Autoionizing Rate (sec⁻¹)	Radiative Rate (sec⁻¹)	Intensity (Corrected)
C	37.514	37.50^a	(2p⁶3d)²P–[(2p⁵3s)¹P3d]²D_3/2	3.4 × 10¹⁰	3.5 × 10⁹	895
C	37.514	37.50^a	(2p⁶3d)²P–[(2p⁵3s)¹P₃d]²D_5/2	2.2 × 10¹⁰	3.7 × 10⁹	895
G	39.394	39.384^b	(2p⁶3p–[2p⁵ (3s3p)³P]²P_3/2	5.6 × 10⁹	1.4 × 10⁹	113
H	39.752	39.752^b	(2p⁶3p)²P–[2p5(3s3p)³P]⁴P_5/2	3.8 × 10¹⁰	2.3 × 10⁸	282
I	39.898	39.898^c	(2p⁶3p)²P–[2p⁵(3s3p)³P]⁴D_1/2	1.0 × 10⁹	1.0 × 10⁸	338
J	39.942	39.945^c	(2p⁶3p)²P–[2p⁵(3s3p)³P]⁴D_3/2	1.8 × 10¹⁰	1.4 × 10⁸	152
K	40.014	40.003^c	(2p⁶3p)²P–[2p⁵(3s3p)³P]⁴D_5/2	1.25 × 10¹⁰	7.4 × 10⁷	64
L	40.526	40.520^c	(2p⁶3p)²P–[2p⁵(3s3p)³P]⁴S_3/2	4.2 × 10⁵	9.6 × 10⁶	190

	λ

Line	Experiment (nm)	Predicted^a (nm)	Identification	Intensity (Corrected)
A	37.2074	37.2074	$Na II (2 p^{6}) {{}^{1}S}_{0} - 2 p^{5} ({{}^{2}P}_{1 / 2}^{\circ}) 3 s \frac{1}{2} [\frac{1}{2}] \overset{\circ}{J = 1}$	291 201
B	37.322	?	?
D	37.6377	37.6377	$Na II (2 p^{6}) {{}^{1}S}_{0} - 2 p^{5} ({{}^{2}P}_{3 / 2}^{\circ}) 3 s \frac{3}{2} [\frac{3}{2}] \overset{\circ}{J = 1}$	492 168
E	37.814	37.8143	$Na III (2 s^{2} 2 p^{5}) {{}^{2}P}_{3 / 2}^{\circ} - (2 s 2 p^{6}) {{}^{2}S}_{1 / 2}$	25 172
F	38.011	38.0107	$Na III (2 s^{2} 2 p^{5}) {{}^{2}P}_{1 / 2}^{\circ} - (2 s 2 p^{6}) {{}^{2}S}_{1 / 2}$	12 502
M	40.868	40.8682	Na iv (2s²2_p⁴)³P₂–(2s2p⁵)³P₁	131
N	40.964	40.9615	Na iv (2s²2p⁴)³P₁–(2s2p⁵)³P₀	93
O	41.043	41.0371	Na iv (2s²2p⁴)³P₂–(2s2p⁵)³P₂	356
O	41.043	41.0540	Na iv (2s²2p⁴)³P₁–(2s2p⁵)³P₁	356
P	41.144	41.1333	Na iv (2s²2p⁴)³P₀–(2s2p⁵)³P₁	95
Q	41.237	41.2240	Na iv (2s²2p⁴)³P₁–(2s2p5)³P₂	120

	λ

Line	Experiment (nm)	Other Experiment (nm)	Identification	Autoionization Rate (sec⁻¹)^a	Radiative Rate (sec⁻¹)^a	Intensity (arb. Units)
B	28.71	–	(2p⁶4p)²P–(2p⁵3s3p)⁴S_3/2	9.5 × 10⁴	1.4 × 10⁴	2
C	27.72	–	(2p64p)²P–[(2p⁵3s)¹P]3p²P_3/2	9.2 × 10⁸	2.1 × 10⁶	1
E	25.44	25.42^b	(2p⁶3p)²P–(2p⁵3s3p)⁴S_3/2	9.5 × 10⁴	2.1 × 10⁷	140
F	25.02	25.04^b	(2p⁶3p)²P₃/2–(2p⁵3s3p)⁴D_5/2	1.7 × 10⁹	1.7 × 10⁸	9
			(2p⁶3p)²P–(2p⁵3s3p)⁴D_3/2	2.3 × 10⁹	3.0 × 10⁸
			(2p⁶3p)²P–(2p⁵3s3p)⁴D_1/2	4.2 × 10⁹	2.3 × 10⁸
G	24.83	24.847^c	$(2 p^{6} 3 s) {{}^{2}S}_{1 / 2} - (2 p^{5} 3 s^{2}) {{}^{2}P}_{3 / 2}^{\circ}$	9.5 × 10¹¹	4.0 × 10⁹	68
H	–	24.714^c	$(2 p^{6} 3 s) {{}^{2}S}_{1 / 2} - (2 p^{5} 3 s^{2}) {{}^{2}P}_{1 / 2}^{\circ}$	9.6 × 10¹¹	4.1 × 10⁹	34
I	24.66	24.66^b	(2p⁶3p)²P–[(2p⁵3s)¹P]3p²P_3/2	9.2 × 10⁸	3.9 × 10⁹	95
K	23.81	23.818^d	$(2 p^{6} 3 d) {{}^{2}D}_{3 / 2} - 2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{1 / 2}^{\circ}$	5.9 × 10⁹	1.6 × 10⁷	7
K	23.81	23.818^d	$(2 p^{6} 3 d) {{}^{2}D}_{5 / 2} - 2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{3 / 2}^{\circ}$	1.4 × 10¹¹	2.7 ×10⁷	7
O	20.35	20.353^c	$(2 p^{6} 3 s) {{}^{2}S}_{1 / 2} - 2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{1 / 2}^{\circ}$	5.9 × 10⁹	6.6 × 10⁸	43
O	20.35	20.353^c	$(2 p^{6} 3 s) {{}^{2}S}_{1 / 2} - 2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{3 / 2}^{\circ}$	1.4 × 10¹¹	9.1 × 10⁸	43

	λ

Line	Experiment (nm)	Other Experiment (nm)	Identification	Intensity (arb. units)
Mg iii

L	23.42	23.426^a	$(2 p^{6}) {{}^{1}S}_{0} - [(2 p^{5}) {{}^{2}P}_{3 / 2}] 3 s {{}^{3}P}_{1}^{\circ}$	1250
M	23.18	23.173^a	$(2 p^{6}) {{}^{1}S}_{0} - [(2 p^{5}) {{}^{2}P}_{1 / 2}] 3 s {{}^{1}P}_{1}^{\circ}$	2150
Q	18.84	18.853^a	$(2 p^{6}) {{}^{1}S}_{0} - [(2 p^{5}) {{}^{2}P}_{3 / 2}] 3 d {{}^{3}P}_{1}^{\circ}$	1.5
R	18.70	18.720, 18.651^a	(2p⁶)¹S₀–(2p⁵3D)³D₁ and ¹P₁	14.5
S	18.32	18.297^a	$(2 p^{6}) {{}^{1}S}_{0} - [(2 p^{5}) {{}^{2}P}_{3 / 2}] 4 s {{}^{3}P}_{1}^{\circ}$	28
T	18.24	18.223^a	(2p⁶)¹S₀–[(2p⁵)²P_1/2]4s³P	42
V	17.18	171.89, 171.29, 170.81^a	(2p⁶)¹S₀–2p⁵4d	7.0

Mg iv

U	18.09	18.079,18.061^b	(2p⁵)2P–(2p⁴3s)²P_1/2,3/2	11
V	17.18	17.165,17.231^b	(2p⁵)²P–(2p⁴3s)²D_5/2,3/2	7

Other Lines

A	30.38	30.378^c	He ii (1s)²S–(2p)²P∘	4
D	25.63	25.632°	He ii (1s)²S–(3p)²P∘	1.5
J	24.31	–	Impurity	3
N	22.11	–	Mg	2
P	19.27		Mg	14

Storage level	2p⁵[(3s3p)³P]⁴S_3/2	τai = 2.4 × 10⁻⁶ sec	τ_rad = 1.0 × 10⁻⁷ s
Upper laser level	[(2p⁵3_S)¹P₃D]²D_5/2	τai = 4.5 × 10⁻¹¹ sec	–
Intercombination transfer	2p⁵[(3s3p)³P]⁴S_3/2 → [(2p⁵3s)¹P3d]²D_5/2	λ = 312 ± 0.7 nm	gf = 0.011
Laser transition	[(2p53s)¹P3d]²D_5/2 → (2p⁶3d)²P	λ = 37.5 nm	gf = 0.485
Laser–gain cross section at 1.2–cm⁻¹ linewidth	σ = 5.6 × 10⁻¹⁴ cm²	–	–

Storage level	(2p⁵3s3p)⁴S_3/2	τai = 1.1 × 10⁻⁵ sec	τ_rad = 4.8 × 10⁻⁸ sec
Upper laser level	$2 p^{5} (3 s 4 s^{3} S) 2 P_{1 / 2}^{\circ}$	τai = 1.7 × 10⁻¹⁰ sec	–
Intercombination transfer	$(2 p^{5} 3 s 3 p) {{}^{4}S}_{3 / 2} \to 2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{1 / 2}^{\circ}$	λ = 160 ± 1 nm	gf = 0.0171
Laser transition	$2 p^{5} (3 s 4 s^{3} S) {{}^{2}P}_{1 / 2}^{\circ} \to (2 p^{6} 4 s) {{}^{2}S}_{1 / 2}$	λ = 23.72 nm	gf = 0.0537
Laser–gain cross section at 1.5–cm–1 linewidth	σ = 1.49 × 10⁻¹⁴ cm²	–	–

Abstract

Cited By

Figures (3)

Tables (6)

Journal of the Optical Society of America B