Abstract

The effect of velocity-dependent collision broadening on the shape of spectral lines is investigated. Computations show that the modified line shape has a narrower half-width than the conventional Voigt profile.

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  1. S. S. Penner, Quantitative Molecular Spectroscopy and Gas Emissivities (Addison-Wesley, Reading, Mass., 1959).
  2. V. Ye. Zuev, Propagation of Visible and Infrared Waves in the Atmosphere ('Sovetskoe Radio', Moscow, USSR, 1970; Wiley, New York, 1974).
  3. D. W. Posener, Aust. J. Phys. 12, 184 (1959).
  4. E. E. Whiting, J. Quant. Spectrosc. Radiat. Transfer 8, 1379 (1968).
  5. We assume in this paper that γL is collision dominated.
  6. J. Y. Wang, Appl. Opt. 13, 56 (1974).
  7. That σ may not be a constant can have a serious effect on the behavior of k(ω) for large ω.
  8. Handbook of Mathematical Functions, edited byM. Abramowitz and I. A. Stegun, Natl. Bur. Std. (U.S.) Appl. Math. Ser. (U. S. Government Printing Office, Washington, D. C., 1964; Dover, New York, 1965).
  9. R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Calawa, A. R.

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Eng, R. S.

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Harman, T. C.

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Kelley, P. L.

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Mooradian, A.

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

Penner, S. S.

S. S. Penner, Quantitative Molecular Spectroscopy and Gas Emissivities (Addison-Wesley, Reading, Mass., 1959).

Posener, D. W.

D. W. Posener, Aust. J. Phys. 12, 184 (1959).

Wang, J. Y.

J. Y. Wang, Appl. Opt. 13, 56 (1974).

Whiting, E. E.

E. E. Whiting, J. Quant. Spectrosc. Radiat. Transfer 8, 1379 (1968).

Zuev, V. Ye.

V. Ye. Zuev, Propagation of Visible and Infrared Waves in the Atmosphere ('Sovetskoe Radio', Moscow, USSR, 1970; Wiley, New York, 1974).

Other (9)

S. S. Penner, Quantitative Molecular Spectroscopy and Gas Emissivities (Addison-Wesley, Reading, Mass., 1959).

V. Ye. Zuev, Propagation of Visible and Infrared Waves in the Atmosphere ('Sovetskoe Radio', Moscow, USSR, 1970; Wiley, New York, 1974).

D. W. Posener, Aust. J. Phys. 12, 184 (1959).

E. E. Whiting, J. Quant. Spectrosc. Radiat. Transfer 8, 1379 (1968).

We assume in this paper that γL is collision dominated.

J. Y. Wang, Appl. Opt. 13, 56 (1974).

That σ may not be a constant can have a serious effect on the behavior of k(ω) for large ω.

Handbook of Mathematical Functions, edited byM. Abramowitz and I. A. Stegun, Natl. Bur. Std. (U.S.) Appl. Math. Ser. (U. S. Government Printing Office, Washington, D. C., 1964; Dover, New York, 1965).

R. S. Eng, P. L. Kelley, A. Mooradian, A. R. Calawa, and T. C. Harman, Chem. Phys. Lett. 19, 524 (1973).

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