Theoretical investigation of electron capture processes in slow O7+–H collisions

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Table 1

Asymptotic separated-atom energies of the singlet of O⁷⁺−H.

Asymptotic atomic states	Molecular states	Energy (eV)
		MRDCI	NIST	Error
O⁶⁺(1s²) + H⁺	1¹Σ	0	0	0
O⁶⁺(1s2s) + H⁺	2¹Σ	568.8802	568.8866	0.0064
O⁶⁺(1s2p) + H⁺	3¹Σ, 1¹Π	573.8661	573.9478	0.0817
O⁶⁺(1s3s) + H⁺	4¹Σ⁺	664.1821	664.1114	0.0707
O⁶⁺(1s3d) + H⁺	5¹Σ⁺, 2¹Π,	665.1931	665.2335	0.0404
	1¹∆
O⁶⁺(1s3p) + H⁺	6¹Σ⁺, 3¹Π	665.5868	665.6154	0.0286
O⁶⁺(1s4s) + H⁺	7¹Σ⁺	697.1609	697.1755	0.0146
O⁶⁺(1s4d) + H⁺	8¹Σ⁺, 4¹Π,	697.6841	697.6182	0.0659
	2¹∆
O⁶⁺(1s4f) + H⁺	9¹Σ⁺, 5¹Π,	697.6935	697.6392	0.0543
	3¹∆, 1¹Φ
O⁶⁺(1s4p) + H⁺	10¹Σ⁺, 6¹Π	697.7519	697.7955	0.0436
O⁶⁺(1s5s) + H⁺	11¹Σ⁺	712.2910	712.3860*	0.0950
O⁶⁺(1s5g) + H⁺	12¹Σ⁺, 7¹Π,	712.5423	712.6307*	0.0884
	4¹∆, 2¹Φ,
O⁶⁺(1s5f) + H⁺	13¹Σ⁺, 8¹Π,	712.5506	712.6389	0.0883
	5¹∆, 3¹Φ
O⁶⁺(1s5d) + H⁺	14¹Σ⁺, 9¹Π,	712.6501	712.6897	0.0396
	6¹∆
O⁶⁺(1s5p) + H⁺	15¹Σ⁺, 10¹Π	712.6957	712.7170	0.0213
O⁶⁺(1s6s) + H⁺	16¹Σ⁺	720.5464	720.6428*	0.0964
O⁶⁺(1s6g) + H⁺	17¹Σ⁺, 11¹Π,	720.6896	720.7791*	0.0895
	7¹∆, 4¹Φ,
	2¹Γ
O⁶⁺(1s6f) + H⁺	18¹Σ⁺, 12¹Π,	720.7069	720.7871	0.0802
	8¹∆, 5¹Φ
O⁶⁺(1s6d) + H⁺	19¹Σ⁺, 13¹Π,	720.7576	720.8045	0.0469
	9¹∆
O⁶⁺(1s6p) + H⁺	20¹Σ⁺, 14¹Π	720.9068	720.8379	0.0689
O⁷⁺(1s)+H	21 ¹Σ⁺	724.8250	724.9120	0.0870

Notes. Values marked with an asterisk were calculated with the Grasp method.

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