T. Barker

发表

Impingement-Current-Erosion Characteristics of Accelerator Grids on Two-Grid Ion Thrusters

T. Barker, 1996 .

The ionization structure of the ring nebula. I. Sulfur and argon

T. Barker, 1980 .

The ionization structure of planetary nebulae. VII. New observations of the Ring Nebula

T. Barker, 1987 .

The ionization structure of the Ring Nebula. II - Ultraviolet observations

T. Barker, 1982 .

The ionization structure of planetary nebulae. V - NGC 3242

T. Barker, 1985 .

The ionization structure of planetary nebulae. VI - NGC 7662

T. Barker, 1986 .

The ionization structure of planetary nebulae. VIII - NGC 6826

T. Barker, 1988 .

Sulfur abundances in three halo planetary nebulae

T. Barker, 1983 .