Arc Measurement of Some Ar ii Optical Transition Probabilities

J. B. Shumaker; C. H. Popenoe

doi:10.1364/JOSA.59.000980

Journal of the Optical Society of America
Vol. 59,
Issue 8,
pp. 980-985
(1969)
•https://doi.org/10.1364/JOSA.59.000980

Arc Measurement of Some Ar ii Optical Transition Probabilities

J. B. Shumaker and C. H. Popenoe

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J. B. Shumaker and C. H. Popenoe, "Arc Measurement of Some Ar ii Optical Transition Probabilities," J. Opt. Soc. Am. 59, 980-985 (1969)

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Abstract

Wall-stabilized arc measurements employing the generalized Fowler–Milne diagnostic technique have been carried out in argon at atmospheric pressure. Transition probabilities are reported for all lines of the 4s–4p and 3d–4p Ar ii arrays lying below 7200 Å.

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4s J		⁴P			²P		$\frac{Σ S}{5.45}$	g_u


4p J		$\frac{5}{2}$	$\frac{3}{2}$	$\frac{1}{2}$	$\frac{3}{2}$	$\frac{1}{2}$
⁴P⁰	$\frac{5}{2}$	4806.0	5009.3	⋯	5950.9	⋯
		8.72	1.63		<0.004		6.38	6
	$\frac{3}{2}$	4735.9	4933.2	5062.0	5843.8	6212.
		6.5	1.58	2.45	<0.003	<0.005	4.31	4
	$\frac{1}{2}$	⋯	4847.8	4972.2	5724.3	6077.4
			9.4	1.07	~0.004	~0.004	2.18	2
⁴D⁰	$\frac{7}{2}$	4348.1	⋯	⋯	⋯	⋯
		13.7					8.16	8
	$\frac{5}{2}$	4266.5	4426.0	⋯	5145.3	⋯
		1.73	9.2		1.08		5.89	6
	$\frac{3}{2}$	4178.4	4331.2	4430.2	5017.6	5286.9
		0.14	6.3	5.90	0.095	0.17	3.85	4
	$\frac{1}{2}$	⋯	4282.9	4379.7	4952.9	5215.1
			1.33	11.5	<0.01	<0.004	1.93	2
²D⁰	$\frac{5}{2}$	4082.4	4228.2	⋯	4879.9	⋯
		0.30	1.44		8.7		6.18	6
	$\frac{3}{2}$	3974.8	4112.8	4202.0	4726.9	4965.1
		~0.09	0.091	~0.18	5.6	3.85	3.93	4
²P⁰	$\frac{1}{2}$	⋯	4060.5	4147.4	4657.9	4889.0
			<0.01	~0.02	8.9	1.76	2.02	2
	$\frac{3}{2}$	3845.4	3974.5	4057.7	4545.0	4764.9
		~0.2	~0.2	<0.002	4.58	6.37	4.13	4
⁴S⁰	$\frac{3}{2}$	3729.3	3850.6	3928.6	4383.8	4587.9
		6.6	5.3	3.3	0.12	~0.05	3.12	4
²S⁰	$\frac{1}{2}$	⋯	3844.6	3922.4	4375.9	4579.3
			<0.05	<0.01	2.22	9.04	1.91	2
(∑S)/5.45		18.08	11.85	5.78	12.03	6.27	54.
3g_l		18	12	6	12	6		54

3d J		⁴D				⁴F				²P		$Partial \frac{Σ S}{0.302}$	10g_u


4p J		$\frac{7}{2}$	$\frac{5}{2}$	$\frac{3}{2}$	$\frac{1}{2}$	$\frac{9}{2}$	$\frac{7}{2}$	$\frac{5}{2}$	$\frac{3}{2}$	$\frac{1}{2}$	$\frac{3}{2}$
⁴P⁰	$\frac{5}{2}$	4401.0	4431.0	4460.6	⋯	⋯	8110.7	8376.1	8565.3	⋯	10664.5
		3.57	1.22	0.173								41.9	60
	$\frac{3}{2}$	⋯	4371.3	4400.1	4420.9	⋯	⋯	8165.4	8345.2	9494.9	10325.3
			2.58	1.82	0.36							26.3	40
	$\frac{1}{2}$	⋯	⋯	4332.0	4352.2	⋯	⋯	⋯	8103.	9394.9	9958.2
				~2.3	2.53							12.8	20
⁴D⁰	$\frac{7}{2}$	4013.9	4038.8	⋯	⋯	6643.7	6886.6	7077.0	⋯	⋯	⋯
		1.19	0.141			1.86	0.109	<0.02				87.2	80
	$\frac{5}{2}$	3944.3	3968.4	3992.1	⋯	⋯	6684.3	6863.5	6990.1	⋯	8327.9
		0.447	0.52	0.169			1.25	0.24	<0.01			51.4	60
	$\frac{3}{2}$	⋯	3892.0	3914.8	3931.2	⋯	⋯	6638.2	6756.5	7428.6	7998.5
			0.81	0.36	0.22			1.43	~0.10			34.8	40
	$\frac{1}{2}$	⋯	⋯	3875.3	3891.4	⋯	⋯	⋯	6639.7	7287.5	7835.3
				0.8	0.43				2.01			21.6	20
²D⁰	$\frac{5}{2}$	3786.4	3808.6	3830.4	⋯	⋯	6243.1	6399.2	6509.1	⋯	7654.0
		0.13	0.08	0.04			0.32	0.062	<0.001			10.7	60
	$\frac{3}{2}$	⋯	3714.7	3735.5	3750.5	⋯	⋯	6138.7	6239.7	6808.5	7284.2
			~0.02	0.025	~0.01			0.11	~0.02	0.07		3.7	40
²P⁰	$\frac{1}{2}$	⋯	⋯	3692.3	3706.9	⋯	⋯	⋯	6120.1	6666.4	7121.7
				<0.004	~0.02				<0.02	0.8	<0.05	7.7	20
	$\frac{3}{2}$	⋯	3601.5	3621.0	3635.1	⋯	⋯	5835.5	5926.8	6437.6	6861.3
			~0.005	<0.008	<0.01			<0.003	<0.003	<0.02	0.27	5.7	40
⁴S⁰	$\frac{3}{2}$	⋯	3499.5	3517.9	3531.2	⋯	⋯	5572.3	5655.4	6118.7	6500.2
⁴S⁰			0.04	~0.01	<0.004			<0.003	<0.003	<0.004	0.04	0.86	40
²S⁰	$\frac{1}{2}$	⋯	⋯	3512.9	3526.1	⋯	⋯	⋯	5642.4	6103.5	6483.1
²S⁰				<0.01	<0.01				<0.006	0.13	1.1	10.9	20
(∑S)/0.302		43.3	32.6	22.0	10.7	71.3
6g_l		48	36	24	12	60	48	36	24	12	24		540

Transition	Wavelength Å	Transition probability sec⁻¹
$3 d {{}^{2}F}_{\frac{5}{2}} - ({}^{1}D) 4 p {{}^{2}D}_{\frac{5}{2}} °$	4300.6	~1.0×10⁷
$3 d {{}^{2}D}_{\frac{3}{2}} - ({}^{1}D) 4 p {{}^{2}D}_{\frac{3}{2}} °$	4370.8	7.2×10⁷
$3 d {{}^{2}D}_{\frac{3}{2}} - ({}^{1}D) 4 p {{}^{2}F}_{\frac{5}{2}} °$	5017.2	2.5×10⁷

J		Est. from expt.	Theoretical (Rudko & Tang)5	From lifetime measurements
J		Est. from expt.	Theoretical (Rudko & Tang)5	(Bennett et al.)1	(Bakos et al.)2
⁴P⁰	$\frac{5}{2}$	15.32–15.66	16.9		9.7
	$\frac{3}{2}$	15.3–15.7	16.8		10.4
	$\frac{1}{2}$	15.3–15.7	16.8
⁴D⁰	$\frac{7}{2}$	17.0	17.7		10.1
	$\frac{5}{2}$	14.6–14.8	16.0	13.3
	$\frac{3}{2}$	15.5–15.7	16.9	13.5
	$\frac{1}{2}$	16.1	17.4
²D⁰	$\frac{5}{2}$	11.3–12.2	11.5	10.9
²D⁰	$\frac{3}{2}$	10.4–11.5	10.8	10.2	10.1
²P⁰	$\frac{1}{2}$	11.8–12.2	11.3	11.5	12.5
²P⁰	$\frac{3}{2}$	12.0–12.8	10.8	10.6	11.8
⁴S⁰	$\frac{3}{2}$	16.1–17.1	21.8
²S⁰	$\frac{1}{2}$	12.8–13.2	13.7	11.4	11.5

4s J		⁴P			²P		$\frac{Σ S}{5.45}$	g_u


4p J		$\frac{5}{2}$	$\frac{3}{2}$	$\frac{1}{2}$	$\frac{3}{2}$	$\frac{1}{2}$
⁴P⁰	$\frac{5}{2}$	4806.0	5009.3	⋯	5950.9	⋯
		8.72	1.63		<0.004		6.38	6
	$\frac{3}{2}$	4735.9	4933.2	5062.0	5843.8	6212.
		6.5	1.58	2.45	<0.003	<0.005	4.31	4
	$\frac{1}{2}$	⋯	4847.8	4972.2	5724.3	6077.4
			9.4	1.07	~0.004	~0.004	2.18	2
⁴D⁰	$\frac{7}{2}$	4348.1	⋯	⋯	⋯	⋯
		13.7					8.16	8
	$\frac{5}{2}$	4266.5	4426.0	⋯	5145.3	⋯
		1.73	9.2		1.08		5.89	6
	$\frac{3}{2}$	4178.4	4331.2	4430.2	5017.6	5286.9
		0.14	6.3	5.90	0.095	0.17	3.85	4
	$\frac{1}{2}$	⋯	4282.9	4379.7	4952.9	5215.1
			1.33	11.5	<0.01	<0.004	1.93	2
²D⁰	$\frac{5}{2}$	4082.4	4228.2	⋯	4879.9	⋯
		0.30	1.44		8.7		6.18	6
	$\frac{3}{2}$	3974.8	4112.8	4202.0	4726.9	4965.1
		~0.09	0.091	~0.18	5.6	3.85	3.93	4
²P⁰	$\frac{1}{2}$	⋯	4060.5	4147.4	4657.9	4889.0
			<0.01	~0.02	8.9	1.76	2.02	2
	$\frac{3}{2}$	3845.4	3974.5	4057.7	4545.0	4764.9
		~0.2	~0.2	<0.002	4.58	6.37	4.13	4
⁴S⁰	$\frac{3}{2}$	3729.3	3850.6	3928.6	4383.8	4587.9
		6.6	5.3	3.3	0.12	~0.05	3.12	4
²S⁰	$\frac{1}{2}$	⋯	3844.6	3922.4	4375.9	4579.3
			<0.05	<0.01	2.22	9.04	1.91	2
(∑S)/5.45		18.08	11.85	5.78	12.03	6.27	54.
3g_l		18	12	6	12	6		54

Abstract

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Figures (3)

Tables (4)

Equations (1)

Journal of the Optical Society of America