SPOL Publications (Refereed only)

1. "Two Ultramassive White Dwarfs Identified Among Candidates for Magnetic Fields", Schmidt, G.D., Bergeron, P., Liebert, J., & Saffer, R.A. 1992, ApJ, 394, 603.

2. "Discovery of a Sub-MG Magnetic White Dwarf Through Spectropolarimetry", Schmidt, G.D., Stockman, H.S., & Smith, P.S. 1992, ApJ, 398, L57.

3. "Optical and HST Ultraviolet Spectropolarimetry of 3C 273 and PG 1114+445", Smith, P.S., Schmidt, G.D., & Allen, R. 1993, ApJ, 409, 604.

4. "Discovery of a Magnetic/Nonmagnetic Double-Degenerate Binary System", Liebert, J., Bergeron, P., Schmidt, G.D., & Saffer, R.A. 1993, ApJ, 418, 426.

5. "Discovery of a Dwarf Carbon Star with a White Dwarf Companion and of a New Magnetic Degenerate", Liebert, J., Schmidt, G.D., Lesser, M., Stepanian, J.A., Lipovetsky, V.A., Chaffee, F.H., Foltz, C.B., & Bergeron, P. 1994, ApJ, 421, 733.

6. "The Incidence of Magnetism Among White Dwarfs: The First Stars Below 100 kilogauss", Schmidt, G.D., & Smith, P.S. 1994, ApJ, 423, L63.

7. "New Infrared Observations of Seyfert 2 Galaxies and Unification Theories", Ruiz, M., Rieke, G.H., & Schmidt, G.D. 1994, ApJ, 423, 608.

8. "A Broad Observational Study of the Eclipsing Magnetic Variable RE2107-05", Glenn, J., Howell, S., Liebert, J., Schmidt, G.D., Grauer, A.D., & Wagner, M.R. 1994, ApJ, 424, 967.

9. "The Synchrotron Continuum of the Highly Polarized Quasar PKS 1546+027", Smith, P.S., Schmidt, G.D., Elston, R., & Jannuzi, B. 1994, ApJ, 426, 535.

10. "The Hidden Nuclear Spectrum of the Luminous IRAS Source FSC10214+4724", Jannuzi, B.T., Elston, R., Schmidt, G.D., Smith, P.S., & Stockman, H.S. 1994, ApJ, 429, L49.

11. "Eclipse Mapping of the Accreting Magnetic White Dwarf in DP Leo with HST", Stockman, H.S., Schmidt, G.D., Liebert, J., & Holberg, J.B. 1994, ApJ, 430, 323.

12. "Follow-up Observations of the Remarkable Double-Degenerate Binary LB11146", Glenn, J., Liebert, J., & Schmidt, G.D. 1994, PASP, 106, 722.

13. "The Polarization and Nuclear Structure of the Broad Absorption-Line QSO CSO755", Glenn, J., Schmidt, G.D., & Foltz, C.B. 1994, ApJ, 434, L50.

14. "Detection of the Hot White Dwarf in the Magnetic Nova V1500 Cyg with HST", Schmidt, G.D., Liebert, J., & Stockman, H.S. 1995, ApJ, 441, 414.

15. "On the Nature of the Absorption Features in Peculiar DQ Stars", Schmidt, G.D., Bergeron, P., & Fegley, B. Jr. 1995, ApJ, 443, 274.

16. "The UV Spectrum and Polarization of Mk231", Smith, P.S., Schmidt, G.D., Allen, R., & Angel 1995, ApJ, 444, 146.

17. "A Search for Magnetic Fields among DA White Dwarfs", Schmidt, G.D., & Smith, P.S. 1995, ApJ, 448, 305.

18. "The Buried QSO in F15307+3252 and the Nature of Hyperluminous Galaxies", Hines, D., Schmidt, G.D., Smith, P.S., Cutri, R., & Low, F.J. 1995, ApJ, 450, L1.

19. "Detection of Extended Polarized Ultraviolet Emission from the z=1.82 Radio Galaxy 3C 256", Jannuzi, B.T., Elston, R., Schmidt, G.D., Smith, P.S., & Stockman, H.S. 1995, ApJ, 454, L111.

20. "Optical Detection of the Hidden Nuclear Engine in NGC 4258", Wilkes, B.J., Schmidt, G.D., Smith, P.S., Mathur, S., & McLeod, K.K. 1995, ApJ, 455, L13.

21. "Combined HST-Optical Spectropolarimetry of the Magnetic White Dwarf GD229", Schmidt, G.D., Allen, R., Smith, P.S., & Liebert, J. 1996, ApJ, 463, 320.

22. "AR Ursae Majoris: The First High-Field Magnetic Cataclysmic Variable", Schmidt, G.D., Szkody, P., Smith, P.S., Silber, A., Tovmassian, G., Hoard, D.W., Gansicke, B.T., & de Martino, D. 1996, ApJ, 473, 483.

23. "Probing the Geometry and Circumstellar Environment of SN 1993J in M81", Tran, H.D., Filippenko, A.V., Schmidt, G.D., Bjorkman, K.S., Jannuzi, B.T., & Smith, P.S. 1997, PASP, 109, 489.

24. "The Magnetic Field and Emission-Line Spectrum of the Remarkable White Dwarf GD 356", Ferrario, L., Wickramasinghe, D.T., Liebert, J., Schmidt, G.D., & Bieging, J.H. 1997, MNRAS, 289, 105.

25. "HST and Ground-Based Observations of I Zw 1 and Mrk 486 and the Variability of Polarization in Radio-Quiet AGNs", Smith, P.S., Schmidt, G.D., Allen, R.G., & Hines, D.C. 1997, ApJ, 488, 202.

26. "Upper Limits for Magnetic Fields on Pulsating White Dwarfs", Schmidt, G.D., & Grauer, A.D. 1997, ApJ, 488, 827.

27. "The Misdirected Central Engine of the Hyperluminous Infrared Galaxy and Type 2 QSO IRAS P09104+4109", Hines, D.C., Schmidt, G.D., Sowinski, L.G., Smith, P.S., & Wills, B.J. 1999, ApJ, 512, 145

28. "The Polarization of Broad Absorption Line QSOs", Schmidt, G.D., & Hines, D.C. 1999, ApJ, 512, 125

29. "Discovery of a Highly Magnetic White Dwarf with Strong Carbon Features", Schmidt, G.D., Liebert, J., Harris, H.C., Dahn, C.C., & Leggett, S.K. 1999, ApJ, 512, 916

30. "The Polarized Spectrum of APM 08279+5255", Hines, D., Schmidt, G.D., & Smith, P.S. 1999, 514, L91

31. "Magnetospheric Accretion onto the T Tauri star AA Tauri. I. Constraints from Multisite Spectrophotometric Monitoring", Bouvier, J., et al. 1999, A&A, 349, 619

32. "Accretion in the High-Field Magnetic Variable AR UMa", Schmidt, G.D., Hoard, D.W., Szkody, P., Melia, F., Honeycutt, R.K., & Wagner, R.M. 1999, ApJ, 525, 407

33. "The Discovery of a High-Redshift Quasar without Emission Lines from Sloan Digital Sky Survey Commisioning Data", Fan, X. et al. 1999, ApJ, 526, L57

34. "The New Long-Period AM Her System RXJ2157.3+0855", Tovmassian, G.H., Greiner, J., Schwope, A.D., Szkody, P., Schmidt, G., Zickgraf, F.-J., Serrano, A., Krautter, J., Thiering, I., & Zharykov, S.V. 2000, ApJ, 537, 927

35. "Evidence for Polarized Synchrotron Components in Radio-Optical Aligned Quasars", Schmidt, G.D., & Smith, P.S. 2000, ApJ, 545, 117

36.  "Two Highly-Polarized QSOs Discovered by 2MASS", Smith, P.S., Schmidt, G.D., Hines, D.C., Cutri, R.M., & Nelson, B.O. 2000, ApJ, 545, L19

37. "Time-Resolved HST Spectroscopy of Four Eclipsing Magnetic Cataclysmic Variables", Schmidt, G.D., & Stockman, H.S. 2001, ApJ, 548, 410

38. "Discovery of a Magnetic DZ White Dwarf with Zeeman-Split Lines of Heavy Elements", Reid, I.N., Liebert, J., & Schmidt, G.D. 2001, ApJ, 550, L61

39. "The Cyclotron Fundamental Exposed in the High-Field Magnetic Variable V884 Her", Schmidt, G.D., Ferrario, L., Wickramasinghe, D.T. & Smith, P.S. 2001, ApJ, 553, 823

40.  "LB8827, a Variable, Magnetic DBA White Dwarf", Wesemael, F., Liebert, J., Schmidt, G.D., Beauchamp, A., Bergeron, P., & Fontaine, G. 2001, ApJ, 554, 1118

41. "Studies of Magnetic and Suspected-Magnetic Southern White Dwarfs", Schmidt, G.D, Vennes, S., Wickramasinghe, D.T., & Ferrario, L. 2001, MNRAS, 328, 203

42. "HST Ultraviolet and Ground-Based Optical Spectropolarimetry of IRAS QSOs: Dusty Scattering in Luminous AGN", Hines, D.C., Schmidt, G.D., Gordon, K., Smith, P.S., Wills, B.J., Allen, R., & Sitko, M. 2001, ApJ, 563, 512

43. "Polarised Line Emission from Magnetised Accretion Flows", Ferrario, L., Wickramasinghe, D.T., & Schmidt, G.D. 2002, MNRAS, 331, 736

44. "On the Nature of the Magnetic DB White Dwarfs", Wickramasinghe, D.T., Schmidt, G., Ferrario, L., & Vennes, S. 2002, MNRAS, 332, 29

45. "Optical/infrared Spectroscopy and Photometry of the Short-Period Binary RX J1914+24" Ramsay, G., Wu, K., Cropper, M., Schmidt, G., Sekiguchi, K., Iwamuro, F., & Maihara, T. 2002, MNRAS, 333, 575

46. "An Optical Polarization Survey of Near-Infrared Selected QSOs", Smith, P.S., Schmidt, G.D., Hines, D.C., Cutri, R.M., & Nelson, B.O. 2002, ApJ, 569, 23

47. "Measuring the Boundary Layer and Inner Accretion Disk Temperatures for WX Ceti During Superoutburst", Howell, S.B., Fried, R., Szkody, P., Sirk, M.M., & Schmidt, G. 2002, PASP, 114, 748

48. "The Nascent Bipolar Nebula Surrounding the Carbon-Rich Variable CIT 6: Transition to Axisymmetry", Schmidt, G.D., Hines, D.C., & Swift, S. 2002, ApJ, 576, 429

49. "An Extraordinary Scattered Broad Emission Line in a Type 2 QSO", Schmidt, G.D., Smith, P.S., Foltz, C.B., & Hines, D.C. 2002, ApJ, 598, L99

50. "Analysis of New Spectropolarimetric Data of AR UMa", Ferrario, L., Wickramasinghe, D.T., & Schmidt, G. 2003, MNRAS, 338, 340

51. "Two Unusual Magnetic Cataclysmic Variables with Extreme Cyclotron Features Identified in the Sloan Digital Sky Survey'', Szkody, P., Anderson, S.F., Schmidt, G., Hall, P., Margon, B., Miceli, A., SubbaRao, M., Frith, J., Harris, H., Hawley, S., Lawton, B., Covarrubias, R., Covey, K., Fan, X., Murphy, T., Narayanan, V., Raymond, S., Rest, A., Strauss, M.A., Turner, E., Voges, W., Bauer, A., Brinkmann, J., Knapp, G.R., & Schneider, D.P. 2003, ApJ, 583, 902

52. "A Multi-Wavelength Study of the High-Field Magnetic White Dwarf EUVE J0317-85.5", Vennes, S., Schmidt, G.D., Ferrario, L., Christian, D.J., Wickramasinghe, D.T., & Kawka, A. 2003, ApJ, 593, 1040

53. "Optical Spectropolarimetry of Quasi-Stellar Objects Discovered by the Two-Micron All Sky Survey", Smith, P.S., Schmidt, G.D., Hines, D.C., & Foltz, C.B. 2003, ApJ, 593, 676

54. "An Initial Survey of White Dwarfs in the Sloan Digital Sky Survey", Harris, H.C. et al. 2003, AJ, 126, 1023

55. "Cataclysmic Variables from SDSS II. The Second Year", Szkody, P., Anderson, S.F., Hall, P.B., Henden, A., Lawton, B., Frith, J., Fraser, O., Schmidt, G., Harris, H., Raymond, S., Hawley, S., Bochanski, J., Walkowski, L., Knapp, G., Margon, B., Strauss, M.A., & Voges, W. 2003, AJ, 126, 1499
 
56. "Magnetic White Dwarfs from the SDSS: The First Data Release", Schmidt, G.D., et al. 2003, ApJ, 595, 1101

57. "Discovery and Evolution of an Unusual Luminous Blue Variable Star in NGC 3432 (SN 2000ch)", Wagner, R.M., Vrba, F.J., Henden, A.A., Canzian, B., Luginbuhl, C.B., Filippenko, A.V., Chornock, R., Coil, A.L., Li, W., Schmidt, G.D., Smith, P.S., & Starrfield, S.G. 2004, PASP, 226, 326

58. "Cataclysmic Variables from the Sloan Digital Sky Survey. III. The Third Year", Szkody, P., Henden, A., Fraser, O., Silvestri. N., Bochanski, J., Wolfe, M.A., Agueros, M., Warner, B., Woudt, P., Tramposch, J., Homer, L., Schmidt, G., Knapp, G.R., Anderson, S.F., Covey, K., Harris, H., Hawley, S., Schneider, D.P., Voges, W., & Brinkmann, J. 2004, AJ, 128, 1882

59. "XMM Observations of the Extremely Low Accretion Rate Polars SDSSJ155331.12+551614.5 and SDSSJ132411.57+032050.5", Szkody, P., Homer, L., Chen, B., Henden, A., Schmidt, G., Anderson, S., Hoard, D., Voges, W., & Brinkmann, J. 2004, AJ, 128, 1894

60. "Unraveling the Puzzle of the Eclipsing Polar SDSS J015543.40+002807.2 with XMM and Optical Photometry/Spectropolarimetry", Schmidt, G.D., Szkody, P., Homer, L., Smith, P.S., Chen, B., Henden, A., Solheim, J.-E., Wolfe, M.A., & Greimel, R. 2005, ApJ, 620, 422

61 "XMM-Newton and Optical Follow-up Observations of Three New Polars from the Sloan Digital Sky Survey'', Homer, L., Szkody, P., Chen, B., Henden, A., Schmidt, G., Fraser, O., Saloma, K., Silvestri, N., & Taylor, H. 2005, ApJ, 620, 929

62. "Candidate Type II Quasars from the SDSS: III. Spectropolarimetry Reveals Hidden Type I Nuclei", Zakamska, N., Schmidt, G.D., Smith, P.S., Strauss, M.A., Hall, P.B., Krolik, J.H., Richards, G.T., et al. 2005, AJ, 129, 1212

63. "Cataclysmic Variables from SDSS IV. The Fourth Year (2003)", Szkody, P., Henden, A., Fraser, O., Silvestri, N., Schmidt, G., Bochanski, J., Wolfe, M.A., Agueros, M., Anderson, S.F., Mannikko, L., Downes, R.A., Schneider, D.P. & Brinkmann, J. 2005, AJ, 129, 2386

64. "Spectropolarimetry and Radiative Transfer Modeling of Three Proto-Planetary Nebulae", Oppenheimer, B.D., Bieging, J.H., Schmidt, G.D., Gordon, K.D., Misselt, K.A., & Smith, P.S. 2005, ApJ, 624, 957

65. "Magnetic White Dwarfs from the SDSS II. The Second and Third Data Releases", Vanlandingham, K.M., Schmidt, G.D., Eisenstein, D.J., Harris, H.C., Liebert, J., et al., 2005, AJ, 130, 734

66. "New Low Accretion-Rate Magnetic Binary Systems and their Significance for the Evolution of Cataclysmic Variables", Schmidt, G.D., Szkody, P., Vanlandingham, K., et al. 2005, ApJ, 630, 1037

67. "Discovery of a Magnetic White Dwarf/Probable Brown Dwarf Short-Period Binary", Schmidt, G.D., Szkody, P., Silvestri, N.M., Cushing, M.C., Liebert, J., & Smith, P.S. 2005, ApJ, 630, L173

68. "Variation in the Scattering Shround Surrounding Mrk 231", Gallagher, S.C., Schmidt, G.D., Smith, P.S., Brandt, W.N., Chartas, G., Hylton, S., Hines, D.C., & Brotherton, M.S. 2005, ApJ, 633, 71

69. "XMM-Newton and Optical Follow-up Observations of SDSS J093249.57+472523.0 and SDSS J102347.67+003841.2", Homer, L., Szkody, P., Chen, B., Henden, A., Schmidt, G., Anderson, S.F., & Silvestri, N.M. 2006, AJ, 131, 562

70. “Cataclysmic Variables from the Sloan Digital Sky Survey. V. The Fifth Year (2004)", Szkody, P. et al. 2006, AJ, 131, 973

71. "A Catalog of Close Binary Systems from the Sloan Digital Sky Survey Data Release Four", Silvestri, N.M., Hawley, S.L., West, A.A., Szkody, P., Bochanski, J.J., Eisenstein, D.J., McGehee, P., Schmidt, G.D., Smith, J.A., Wolfe, M.A., Harris, H.C., Kleinman, S.J., Liebert, J., Nitta, A., Barentine, J.C., Brewington, H.J., Brinkmann, J., Harvanek, M., Krzesiski, J., Long, D., Neilsen, E.H., Jr., Schneider, D.P., & Snedden, S.A. 2006, AJ, 131, 1674

72. "Optical Spectropolarimetry of Asymptotic Giant Branch and Post-Asymptotic Giant Branch Stars", Bieging, J.H., Schmidt, G.D., Smith, P.S., & Oppenheimer, B.D. 2006, ApJ, 639, 1053

73. "Evidence for Co-Spatial Optical and Radio Polarized Emission in Active Galactic Nuclei", Gabuzda, D.C., Rastorgueva, E.A., Smith, P.S., & O'Sullivan, S.P. 2006, MNRAS, 369, 1596

74. "Type II Quasars from the Sloan Digital Sky Survey. V. Imaging Host Galaxies with the Hubble Space Telescope", Zakamska, N.L., Strauss, M.A., Krolik, J.H., Ridgway, S.E., Schmidt, G.D., Smith, P.S., Heckman, T.M., Schneider, D.P., Hao, L. & Brinkmann, J. 2006, AJ, 132, 1496

75. "Model Atmosphere Analysis of the Weakly Magnetic DZ White Dwarf G165-7", Dufour, P., Bergeron, P., Schmidt, G.D., Liebert, J., & Harris, H.C. 2006, ApJ, 651, 1112

76. "Spectropolarimetric Survey of Hydrogen-Rich White Dwarf Stars", Kawka, A., Vennes, S., Schmidt, G.D.,  Wickramasinghe, D.T., & Koch, R. 2007, ApJ, 654, 499

77. "Two Additions to the New Class of Low-Accretion Rate Magnetic Binaries", Schmidt, G.D., Szkody, P., Henden, A.,  Anderson, S.F., Lamb, D.Q., Margon, B., & Schneider, D.P. 2007, ApJ, 654, 521

78. "Characterizing Three Candidate Magnetic CVs from SDSS: XMM-Newton and Optical Follow-up Observations", Homer, L., Szkody, P., Henden, A., Chen, B., Schmidt, G.D., Fraser, O.J., & West, A.A. 2006, AJ, 132, 2743

79. "Rapid Multiwaveband Polarization Variability in the Quasar PKS 0420014: Optical Emission from the Compact Radio Jet", D'Arcangelo, F.D., Marscher, A.P., Jorstad, S.G., Smith, P.S., Larionov, V.M., Hagen-Thorn, V.A., Kopatskaya, E.N., Williams, G.G., & Gear, W.K., ApJ, 659, L107

80. "Highly Polarized Optically-Selected BL Lacertae Objects", Smith, P.S., Williams, G.G., Schmidt, G.D., Diamond-Stanic, A.M., & Means, D.L. 2007, ApJ, 663, 118

81. "Cataclysmic Variables from SDSS VI. The Sixth Year (2005)", Szkody, P., Henden, A., Mannikko, L., Mukadam, A., Schmidt, G.D., Bochanski, J.J., Agueros, M., Anderson, S.F., Sylvestri, N.M., Dahab, W., Oguri, M., Schneider, D.P., Shin, M.-S., Strauss, M., Knapp, G.R., & West, A.A. 2007, AJ, 134, 185

82. "Multiple Scattered Sightlines to the Red QSO 2MASX J10494334+5837501", Schmidt, G.D., Smith, P.S., Hines, D.C., & Tremonti, C.A., & Low, F.J. 2007, ApJ, 666, 784

83. "Discovery of a Bright Eclipsing Cataclysmic Variable", Sing, D.K., Green, E.M., Howell, S.B., Holberg, J.B., Lopez-Morales, M., Shaw, J.S., & Schmidt, G.D. 2007, A&A, 474, 951

86. "The Spectral Energy Distributions of Red AGN", Wilkes, B.J., Kuraszkiewicz, J., Ghosh, H., Smith, P., Schmidt, G.D., Hines, D.C., Cutri, R., Nelson, B., & McDowell, J.C. 2008, ApJ, in press

87. ``Hot DQ White Dwarfs: Something Different", Dufour, P., Liebert, J., Fontaine, G., Schmidt, G.D., & Behara, N. 2008, ApJ, in press