L. J. Wang, A. Kuzmich, and A. Dogariu, “Gain-assisted superluminal light propagation,” Nature 406, 277–279 (2000) [and references therein].

[CrossRef]
[PubMed]

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

A. M. Steinberg and R. Y. Chiao, “Dispersionless, highly superluminal propagation in a medium with a gain doublet,” Phys. Rev. A 49, 2071–2075 (1994).

[CrossRef]
[PubMed]

E. Bolda, J. C. Garrison, and R. Y. Chiao, “Optical pulse propagation at negative group velocities due to a nearby gain line,” Phys. Rev. A 49, 2938–2947 (1994).

[CrossRef]
[PubMed]

R. Y. Chiao, “Superluminal (but causal) propagation of wave packets in transparent media with inverted atomic populations,” Phys. Rev. A 48, R34–37 (1993).

[CrossRef]
[PubMed]

E. L. Bolda, R. Y. Chiao, and J. C. Garrison, “Two theorems for the group velocity in dispersive media,” Phys. Rev. A 48, 3890–3894 (1993).

[CrossRef]
[PubMed]

S. Chu and S. Wong, “Linear pulse propagation in an absorbing medium,” Phys. Rev. Lett. 48, 738–741 (1982).

[CrossRef]

C. G. B. Garrett and D. E. McCumber, “Propagation of a Gaussian pulse through an anomalous dispersion medium,” Phys. Rev. A 1, 305–313 (1970).

[CrossRef]

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

E. Bolda, J. C. Garrison, and R. Y. Chiao, “Optical pulse propagation at negative group velocities due to a nearby gain line,” Phys. Rev. A 49, 2938–2947 (1994).

[CrossRef]
[PubMed]

E. L. Bolda, R. Y. Chiao, and J. C. Garrison, “Two theorems for the group velocity in dispersive media,” Phys. Rev. A 48, 3890–3894 (1993).

[CrossRef]
[PubMed]

B L. Brillouin, Wave Propagation and Group Velocity (Academic Press, New York, 1960), Chapter 1 has a detailed description of Kelvin’s method of stationary phase..

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

E. Bolda, J. C. Garrison, and R. Y. Chiao, “Optical pulse propagation at negative group velocities due to a nearby gain line,” Phys. Rev. A 49, 2938–2947 (1994).

[CrossRef]
[PubMed]

A. M. Steinberg and R. Y. Chiao, “Dispersionless, highly superluminal propagation in a medium with a gain doublet,” Phys. Rev. A 49, 2071–2075 (1994).

[CrossRef]
[PubMed]

E. L. Bolda, R. Y. Chiao, and J. C. Garrison, “Two theorems for the group velocity in dispersive media,” Phys. Rev. A 48, 3890–3894 (1993).

[CrossRef]
[PubMed]

R. Y. Chiao, “Superluminal (but causal) propagation of wave packets in transparent media with inverted atomic populations,” Phys. Rev. A 48, R34–37 (1993).

[CrossRef]
[PubMed]

R. Y. Chiao, “Population inversion and superluminality,” in Amazing Light, a Volume Dedicated to C. H. Townes on His Eightieth Birthday, (Springer, New York, 1996).

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

S. Chu and S. Wong, “Linear pulse propagation in an absorbing medium,” Phys. Rev. Lett. 48, 738–741 (1982).

[CrossRef]

L. J. Wang, A. Kuzmich, and A. Dogariu, “Gain-assisted superluminal light propagation,” Nature 406, 277–279 (2000) [and references therein].

[CrossRef]
[PubMed]

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

A. Dogariu, A. Kuzmich, and L. J. Wang, “Transparent anomalous dispersion and superluminal pulse propagation at a negative group velocity,” Phys. Rev. A. (to be published).

C. G. B. Garrett and D. E. McCumber, “Propagation of a Gaussian pulse through an anomalous dispersion medium,” Phys. Rev. A 1, 305–313 (1970).

[CrossRef]

E. Bolda, J. C. Garrison, and R. Y. Chiao, “Optical pulse propagation at negative group velocities due to a nearby gain line,” Phys. Rev. A 49, 2938–2947 (1994).

[CrossRef]
[PubMed]

E. L. Bolda, R. Y. Chiao, and J. C. Garrison, “Two theorems for the group velocity in dispersive media,” Phys. Rev. A 48, 3890–3894 (1993).

[CrossRef]
[PubMed]

J. D. Jackson, Classical Electrodynamics (Wiley, New York, 1974, 2nd Edition), p 316–317.

L. J. Wang, A. Kuzmich, and A. Dogariu, “Gain-assisted superluminal light propagation,” Nature 406, 277–279 (2000) [and references therein].

[CrossRef]
[PubMed]

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

A. Dogariu, A. Kuzmich, and L. J. Wang, “Transparent anomalous dispersion and superluminal pulse propagation at a negative group velocity,” Phys. Rev. A. (to be published).

L. D. Landau and E. M. Lifshitz, Electrodynamics of Continuous Media (Pergamon, Oxford, 1960), §84.

L. D. Landau and E. M. Lifshitz, Electrodynamics of Continuous Media (Pergamon, Oxford, 1960), §84.

K. MacDonald, “Negative Group Velocity,” Am. J. Phys. (to be published), http:/xxx.lanl.gov/abs/physics/0008013.

C. G. B. Garrett and D. E. McCumber, “Propagation of a Gaussian pulse through an anomalous dispersion medium,” Phys. Rev. A 1, 305–313 (1970).

[CrossRef]

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

A. M. Steinberg and R. Y. Chiao, “Dispersionless, highly superluminal propagation in a medium with a gain doublet,” Phys. Rev. A 49, 2071–2075 (1994).

[CrossRef]
[PubMed]

L. J. Wang, A. Kuzmich, and A. Dogariu, “Gain-assisted superluminal light propagation,” Nature 406, 277–279 (2000) [and references therein].

[CrossRef]
[PubMed]

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

A. Dogariu, A. Kuzmich, and L. J. Wang, “Transparent anomalous dispersion and superluminal pulse propagation at a negative group velocity,” Phys. Rev. A. (to be published).

S. Chu and S. Wong, “Linear pulse propagation in an absorbing medium,” Phys. Rev. Lett. 48, 738–741 (1982).

[CrossRef]

L. J. Wang, A. Kuzmich, and A. Dogariu, “Gain-assisted superluminal light propagation,” Nature 406, 277–279 (2000) [and references therein].

[CrossRef]
[PubMed]

C. G. B. Garrett and D. E. McCumber, “Propagation of a Gaussian pulse through an anomalous dispersion medium,” Phys. Rev. A 1, 305–313 (1970).

[CrossRef]

R. Y. Chiao, “Superluminal (but causal) propagation of wave packets in transparent media with inverted atomic populations,” Phys. Rev. A 48, R34–37 (1993).

[CrossRef]
[PubMed]

E. L. Bolda, R. Y. Chiao, and J. C. Garrison, “Two theorems for the group velocity in dispersive media,” Phys. Rev. A 48, 3890–3894 (1993).

[CrossRef]
[PubMed]

A. M. Steinberg and R. Y. Chiao, “Dispersionless, highly superluminal propagation in a medium with a gain doublet,” Phys. Rev. A 49, 2071–2075 (1994).

[CrossRef]
[PubMed]

E. Bolda, J. C. Garrison, and R. Y. Chiao, “Optical pulse propagation at negative group velocities due to a nearby gain line,” Phys. Rev. A 49, 2938–2947 (1994).

[CrossRef]
[PubMed]

Segev, P. W. Milonni, J. F. Babb, and R. Y. Chiao, “Quantum noise and superluminal propagation” Phys. Rev. A 62, 022114 (2000).

[CrossRef]

S. Chu and S. Wong, “Linear pulse propagation in an absorbing medium,” Phys. Rev. Lett. 48, 738–741 (1982).

[CrossRef]

B L. Brillouin, Wave Propagation and Group Velocity (Academic Press, New York, 1960), Chapter 1 has a detailed description of Kelvin’s method of stationary phase..

A. Dogariu, A. Kuzmich, and L. J. Wang, “Transparent anomalous dispersion and superluminal pulse propagation at a negative group velocity,” Phys. Rev. A. (to be published).

R. Y. Chiao, “Population inversion and superluminality,” in Amazing Light, a Volume Dedicated to C. H. Townes on His Eightieth Birthday, (Springer, New York, 1996).

A. Kuzmich, A. Dogariu, L. J. Wang, P. W. Milonni, and R. Y. Chiao, “Signal velocity, causality, and quantum noise in superluminal light propagation,” Phys. Rev. Lett. (to be published) http:/xxx. lanl.gov/abs/physics/0101068.

K. MacDonald, “Negative Group Velocity,” Am. J. Phys. (to be published), http:/xxx.lanl.gov/abs/physics/0008013.

J. D. Jackson, Classical Electrodynamics (Wiley, New York, 1974, 2nd Edition), p 316–317.

L. D. Landau and E. M. Lifshitz, Electrodynamics of Continuous Media (Pergamon, Oxford, 1960), §84.