Brad Wargelin publications

Bradford J. Wargelin - Publications

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Any other use requires permission of the author and the publisher (listed with abstract under DOI link).

Refereed Journals

  1. "X-Ray Flaring on the dMe Star, Ross 154,"
    B.J. Wargelin, V.L. Kashyap, J.J. Drake, D. García-Alvarez, and P.W. Ratzlaff,
    Astrophys. J. 676, 610 (2008)  [DOI]  [ADS]  [1.8 MB ps/gzip]  [1.7 MB pdf]

  2. "EBIT Charge-Exchange Measurements and Astrophysical Applications,"
    B.J. Wargelin, P. Beiersdorfer, and G.V. Brown,
    Can. J. Phys. 86, 151 (2008)  [DOI]  [ADS]  [875 kB pdf]

  3. "X-Rays from Solar System Bodies,"
    A. Bhardwaj, et al.,
    Planetary and Space Science 55, 1135 (2007)  [DOI]  [ADS]  [7.9 MB pdf]

  4. "Bayesian Estimation of Hardness Ratios: Modeling and Computations,"
    T. Park, V.L. Kashyap, A. Siemiginowska, D.A. van Dyk, A. Zezas, C. Heinke, and B.J. Wargelin,
    Astrophys. J. 652, 610 (2006)  [DOI]  [ADS]  [792 kB ps/gzip]  [735 kB pdf]

  5. "Fully Relativistic R-matrix Calculation of Electron Impact Excitation of NeIX,"
    G.X. Chen, R.K. Smith, K. Kirby, N.S. Brickhouse, and B.J. Wargelin,
    Phys. Rev. A 75, 042709 (2006)  [DOI]  [ADS]  [590 kB ps/gzip]  [708 kB pdf]

  6. "Charge Exchange Spectra of Hydrogenic and He-like Iron,"
    B.J. Wargelin, P. Beiersdorfer, P.A. Neill, R.E. Olson, and J.H. Scofield,
    Astrophys. J. 634, 687 (2005)  [DOI]  [ADS]  [404 kB ps/gzip]  [359 kB pdf]

  7. "An Assessment of the FeXVIII and FeXIX Line Ratios from the Chandra Grating Observations of Capella,"
    P. Desai, et al.,
    Astrophys. J. Lett. 625, 59 (2005)  [DOI]  [ADS]  [118 kB ps/gzip]  [72 kB pdf]

  8. "Chandra Observations of MBM12 and Models of the Local Bubble,"
    R.K. Smith, R.J. Edgar, P.P. Plucinsky, B.J. Wargelin, P.E. Freeman, and B.A. Biller,
    Astrophys. J. 623, 225 (2005)  [DOI]  [ADS]  [314 kB ps/gzip]  [273 kB pdf]

  9. "High-Resolution Crystal Spectrometer for the 10-60 Å Extreme Ultraviolet Region,"
    P. Beiersdorfer, G.V. Brown, R. Goddard, and B.J. Wargelin,
    Rev. Sci. Instrum. 75, 3720 (2004)  [DOI]  [ADS]  [294 kB ps/gzip]  [112 kB pdf]

  10. "Chandra Observations of the Dark Moon and Geocoronal Solar-Wind Charge Transfer,"
    B.J. Wargelin, M. Markevitch, M. Juda, V. Kharchenko, R. Edgar, and A. Dalgarno,
    Astrophys. J. 607, 596 (2004)  [DOI]  [ADS]  [839 kB ps/gzip]  [778 kB pdf]   [astro-ph preprint (all figs in color)]   [press release]

  11. "Chandra Spectra of the Soft X-Ray Diffuse Background,"
    M. Markevitch, et al.,
    Astrophys. J. 583, 70 (2003)  [DOI]  [ADS]  [859 kB ps/gzip]  [1039 kB pdf]

  12. "Stringent X-Ray Constraints on Mass Loss from Proxima Centauri,"
    B.J. Wargelin and J.J. Drake,
    Astrophys. J. 578, 503 (2002)  [DOI]  [ADS]  [383 kB ps/gzip]  [390 kB pdf]  [(color ps/gzip) Fig.7]  [Fig.8]

  13. "Is RX J1856.5-3754 a Quark Star?,"
    J.J. Drake, H.L. Marshall, S. Dreizler, P. Freeman, A. Fruscione, M. Juda, V. Kashyap, F. Nicastro, D.O. Pease, B.J. Wargelin, and K. Werner,
    Astrophys. J. 572, 996 (2002)  [DOI]  [ADS]  [176 kB ps/gzip]  [153 kB pdf]  [press release]

  14. "Structure of the X-Ray Emission from the Jet of 3C 273,"
    H.L. Marshall, J.J. Drake, A. Fruscione, J. Grimes, D. Harris, M. Juda, R. Kraft, S. Mathur, P.M. Ogle, D.A. Schwartz, A. Siemiginowska, S. Vrtilek, and B.J. Wargelin,
    Astrophys. J. Lett. 549, 167 (2001)  [DOI]  [ADS]  [2.5 MB ps/gzip (b/w)]  [6.1 MB pdf (color)]  [press release]

  15. "Enhanced Noble Gases in Coronae of Active Stars,"
    J.J. Drake, N.S. Brickhouse, V. Kashyap, J.M. Laming, D.P. Huenemoerder, R. Smith, and B.J. Wargelin,
    Astrophys. J. Lett. 548, 81 (2001)  [DOI]  [ADS]  [343 kB ps]  [188 kB pdf]

  16. "Dielectronic Satellite Contributions to Ne VIII and Ne IX K-Shell Spectra,"
    B.J. Wargelin, S.M. Kahn, and P. Beiersdorfer,
    Phys. Rev. A 63, 022710 (2001)  [DOI]  [ADS]  [150 kB ps/gzip]  [130 kB pdf]

  17. "Observability of Stellar Winds from Late-Type Dwarfs via Charge Exchange X-Ray Emission,"
    B.J. Wargelin and J.J. Drake,
    Astrophys. J. Lett. 546, 57 (2001)  [DOI]  [ADS]  [188 kB ps]  [68 kB pdf]

  18. "First Light Measurements of Capella with the Low-Energy Transmission Grating Spectrometer aboard the Chandra X-Ray Observatory,"
    A.C. Brinkman, et al.,
    Astrophys. J. Lett. 530, 111 (2000)  [DOI]  [ADS]  [200 kB ps]  [70 kB pdf]

  19. "Observation and Modeling of High-n Iron L-Shell Lines from Intermediate Ion Stages,"
    B.J. Wargelin, P. Beiersdorfer, D.A. Liedahl, S.M. Kahn, and S. von Goeler,
    Astrophys. J. 496, 1031 (1998)  [DOI]  [ADS]  [350 kB ps/gzip]  [600 kB pdf]

  20. "Low Energy X-Ray Spectrometer for an Electron Beam Ion Trap,"
    P. Beiersdorfer and B.J. Wargelin,
    Rev. Sci. Instrum. 65, 13 (1994)  [DOI]  [ADS]  [634 kB pdf]

  21. "Radiative Lifetime of the Long-Lived 1s2s 3S1 State in Heliumlike Neon by Electron Beam Excitation of Trapped Ions,"
    B.J. Wargelin, P. Beiersdorfer, and S.M. Kahn,
    Phys. Rev. Lett. 71, 2196 (1993)  [DOI]  [ADS]  [370 kB pdf]

  22. "Observation of Magnetic Octupole Decay in Atomic Spectra,"
    P. Beiersdorfer, A.L. Osterheld, J. Scofield, B. Wargelin, and R.E. Marrs,
    Phys. Rev. Lett. 67, 2272 (1991)  [DOI]  [ADS]  [320 kB pdf]

  23. "The Einstein Objective Grating Spectrometer Survey of Galactic Binary X-Ray Sources,"
    S.D. Vrtilek, J.E. McClintock, F.D. Seward, S.M. Kahn, and B.J. Wargelin,
    Astrophys. J. Suppl. 76, 1127 (1991)  [DOI]   [ADS]

  24. "Background Events in Microchannel Plates,"
    O.H.W. Siegmund, J. Vallerga, and B. Wargelin,
    in IEEE Trans. Nucl. Sci. NS-35, 524 (1988)  [ADS]  [566 kB pdf]

Selected Conference Proceedings and Non-Refereed Journals

  1. "Chandra LETG Higher Order Diffraction Efficiencies,"
    B.J. Wargelin, P.W. Ratzlaff, D.O. Pease, V.L. Kashyap, and J.J. Drake,
    in X-Ray and Gamma-Ray Instrumentation for Astronomy XIII, ed. K.A. Flanagan and O.H. Siegmund, Proc. SPIE 5165, 509 (2004)  [DOI]  [ADS]  [459 kB ps/gzip]  [625 kB pdf]

  2. "Emission Line Spectra from Low-Density Laboratory Plasmas,"
    P. Beiersdorfer, G.V. Brown, J.J. Drake, M.-F. Gu, S.M. Kahn, J.K. Lepson, D.A. Liedahl, C.W. Mauche, D.W. Savin, S.B. Utter, and B.J. Wargelin,
    Rev. Mex. Astron. Astrofisica Conf. Ser. 9, 123 (2000)  [ADS]  [320 kB ps/gzip]  [330 kB pdf]

  3. "Low-Energy Effective Area of the Chandra Low Energy Transmission Grating Spectrometer,"
    D. Pease, J.J. Drake, C.O. Johnson, V. Kashyap, R.P. Kraft, P.W. Ratzlaff, B.J. Wargelin, et al.,
    in X-Ray Optics, Instruments, and Missions, ed. J. Trümper and B. Aschenbach, Proc. SPIE 4012, 700 (2000)  [ADS]

  4. "In-Flight Performance and Calibration of the Chandra High-Resolution Camera Spectroscopic Readout,"
    R.P. Kraft, et al.,
    in X-Ray Optics, Instruments, and Missions, ed. J. Trümper and B. Aschenbach, Proc. SPIE 4012, 493 (2000) [ADS]

  5. "Absolute Effective Area of the Chandra High Resolution Mirror Assembly (HRMA),"
    D.A. Schwartz, et al.,
    in X-Ray Optics, Instruments, and Missions, ed. J. Trümper and B. Aschenbach, Proc. SPIE 4012, 28 (2000) [ADS]

  6. "High-Accuracy Calibration of the HXDS Flow Proportional Counter for AXAF at the PTB Laboratory at BESSY,"
    J.M. Auerhammer, G. Brandt, F. Scholze, R. Thornagel, G. Ulm, B.J. Wargelin, W.C. McDermott, T.J. Norton, I.N. Evans, and E.M. Kellogg,
    in X-Ray Optics, Instruments, and Missions, ed. R.B. Hoover and A.B.C. Walker, Jr., Proc. SPIE 3444, 19 (1998) [ADS]

  7. "High Speed Imager AXAF Calibration Microchannel Plate Detector,"
    I.N. Evans, E.M. Kellogg, W.C. McDermott, M.P. Ordway, J.M Rosenberg, and B.J. Wargelin,
    in Grazing Incidence and Multilayer X-ray Optical Systems, ed. R. Hoover and P. Klocek, Proc. SPIE 3113, 18 (1997) [ADS]

  8. "AXAF HXDS Germanium Solid State Detectors,"
    W.C. McDermott, E.M. Kellogg, B.J. Wargelin, et al.,
    in Grazing Incidence and Multilayer X-ray Optical Systems, ed. R. Hoover and P. Klocek, Proc. SPIE 3113, 535 (1997) [ADS]

  9. "AXAF Calibration: The HXDS Flow Proportional Counters,"
    B.J. Wargelin, E.M. Kellogg, W.C. McDermott, I.N. Evans, and S.A. Vitek,
    in Grazing Incidence and Multilayer X-ray Optical Systems, ed. R. Hoover and P. Klocek, Proc. SPIE 3113, 526 (1997) [ADS] [160 kB ps]

  10. "X-Ray Source System at the MSFC X-Ray Calibration Facility,"
    J.J. Kolodziejczak, R.A. Austin, R.F. Elsner, M.K. Joy, M. Sulkanen, E.M. Kellogg, and B.J. Wargelin,
    in X-Ray and Extreme Ultraviolet Optics, ed. R.B. Hoover and A.B.C. Walker, Jr., Proc. SPIE 2515, 420 (1995) [ADS]

  11. "Penning Source for Calibration of X-Ray and EUV Optics and Spectrometers at Wavelengths as Short as 56 Å,"
    E.M. Kellogg, B. Wargelin, T. Norton, R. Eng, and J.J. Kolodziejczak,
    in X-Ray and Extreme Ultraviolet Optics, ed. R.B. Hoover and A.B.C. Walker, Jr., Proc. SPIE 2515, 418 (1995) [ADS]

  12. "Study of Heliumlike Neon Using an Electron Beam Ion Trap,"
    B.J. Wargelin, P. Beiersdorfer, and S.M. Kahn,
    in Proceedings of the Tenth International Colloquium on UV and X-Ray Spectroscopy of Astrophysical and Laboratory Plasmas, ed. E.H. Silver and S.M. Kahn, (Cambridge: Cambridge University Press), p. 178 (1993) [ADS]

  13. "Measurement of Photoabsorption Cross Sections for Intermediate Carbon Ions,"
    B.J. Wargelin, S.M. Kahn, W.W. Craig, and R. London,
    in IAU Colloquium No. 115, High Resolution X-Ray Spectroscopy of Cosmic Plasmas, ed. P. Gorenstein and M. Zombeck, (Cambridge: Cambridge University Press), p. 197 (1990) [ADS]

  14. "General Purpose Calibration Facility for Use in X-Ray Astronomy,"
    W.W. Craig, C.J. Hailey, R.M. Morales, M.C. Hettrick, S.M. Kahn, and B.J. Wargelin,
    in X-Ray Instrumentation in Astronomy II, ed. L. Golub, Proc. SPIE 982, 362 (1988) [ADS]