White Dwarfs

Front Matter....Pages i-xxviii
Front Matter....Pages 1-1
On Oxygen-Neon White Dwarfs....Pages 3-6
Progenitor Evolution and Chemical Stratification in CO White Dwarfs....Pages 7-10
Convective Coupling: A Largely Overlooked Effect in Cooling White Dwarfs....Pages 11-14
Sinking of 22 Ne in Liquid WD Interiors....Pages 15-18
From Red Giants to White Dwarfs — A Radiation-Hydrodynamics Simulation of the Planetary Nebula Stage....Pages 19-22
The Star Formation Rate from White Dwarfs....Pages 23-24
New Determination of 12 C(α,γ) 16 O Reaction Rate And Impact on WD Models....Pages 25-26
The Origin of White Dwarf Rotation Velocities....Pages 27-28
Front Matter....Pages 29-29
Type IA Supernovae: Constraints For The Progenitor Scenario....Pages 31-34
A New Evolutionary Path for the Progenitors of Type IA Supernovae....Pages 35-38
Search for Double Degenerate Progenitors of Supernovae Type IA with SPY....Pages 39-42
Double Degenerates from the Supernova IA Progenitor Survey (SPY)....Pages 43-46
Front Matter....Pages 47-47
Subluminous B Stars and Progenitors of Helium Core White Dwarfs....Pages 49-52
The Progeny of Binary White Dwarf Mergers....Pages 53-56
New Subdwarf B Star Periods....Pages 57-60
SDB Stars and the Structure of the Milky Way....Pages 61-64
High Signal-to-Noise Ratio Observations of EC 14026 Pulsators....Pages 65-68
Fundamental Parameters of SDB Pulsators from Asteroseismology....Pages 69-72
Towards Asteroseismology of the Non-Radial Pulsating SDB Star PG 1605+072....Pages 73-76
Pulsation Period Stability in the SDBV Star HS 2201+2610....Pages 77-80
Front Matter....Pages 47-47
Feige 48: A Model Match for the Coolest Pulsating Subdwarf B Star....Pages 81-84
MMT Blue Spectrograph Observations Of SDB Stars: Heavy Elements Abundances....Pages 85-86
Radial Velocity Variations and Metal Abundances of Three Bright SDB Stars....Pages 87-88
Preliminary Results From CCD Monitoring: Light Curves Of Subdwarf B Stars....Pages 89-90
Physical Parameters for Subdwarf B Stars with Composite Spectra....Pages 91-92
Are Helium-Rich Subdwarf B Stars The Products of White Dwarf Mergers?....Pages 93-94
Spectroscopic Studies of the Pulsating SDB Binary PG1336-018....Pages 95-96
Companions to Subdwarf B Stars — Degenerate or Non-Degenerate?....Pages 97-98
Hot Subdwarfs: Further Photometric Observations of Pulsating and Non Pulsating Objects....Pages 99-100
The Temperature of the Cool Stars in Three Eclipsing Binary Systems with The SDB Components: HW VIR, PG1336-018 and HS0705+670....Pages 101-102
Analysis Of Fuse and IUE Spectra of the SDOB Star EC11481-2303....Pages 103-104
Photometric and Spectroscopic Monitoring of the SDBV Star PG 1605+072:....Pages 105-108
Stellar Wind Signatures in SDB Stars?....Pages 109-110
Front Matter....Pages 111-111
A New Determination of the Spectroscopic Mass and Radius for Sirius B....Pages 113-116
Metal Abundances in PG1159 Stars from Chandra and Fuse Spectroscopy....Pages 117-120
High Resolution EUV & FUV Spectroscopy of DA White Dwarfs....Pages 121-125
Detection of Photospheric O VI in the Fuse Spectra of Low Metallicity White Dwarfs....Pages 127-130
FUSE Observations of the DAO White Dwarf Feige 55....Pages 131-134
FUSE Spectra of DO White Dwarfs....Pages 135-138
Trace Metals in Cool DA White Dwarfs....Pages 139-142
Front Matter....Pages 111-111
Spectroscopic Determination of Mass for a Sample of DAO White Dwarfs....Pages 143-146
Improved Results for Equilibrium Abundances from Diffusion Calculations....Pages 147-150
Discovery of Oxygen in the DQ White Dwarf Star G 227-5 (PG 1727+560): A Progress Report....Pages 151-153
Spectral Analysis of Supra Horizontal Branch Stars in Globular Clusters....Pages 155-156
Abundance Patterns in Hot DA Atmospheres from FUSE....Pages 157-158
FUSE Observations of the Peculiar Hot SDO Star MCT 0019-2441....Pages 159-160
Lyman Gamma Satellites Due to H-H + Collisions: Application to FUSE Observations of Hot White Dwarfs....Pages 161-162
Quasi-Molecular Lines in Lyman Wings of Cool DA White Dwarfs; Application to FUSE Observations of G 231–40....Pages 163-164
Defining the Red Edge of the DB Gap with PG 0112+104....Pages 165-166
The FUSE Spectrum of the DB White Dwarf GD 190....Pages 167-168
Search for Oxygen in Cool DQ White Dwarf Atmospheres....Pages 169-170
FUSE Spectroscopy of the Two Prototype White Dwarfs with Signatures of a Super-Hot Wind....Pages 171-172
Front Matter....Pages 173-173
Progress in Modeling Magnetic White Dwarfs....Pages 175-178
Spectropolarimetric Survey of Southern Hydro Gen-Rich White Dwarfs....Pages 179-182
Magnetic Field Evolution in Accreting White Dwarfs....Pages 183-186
Radiation-Driven Diskons....Pages 187-190
Constraints on the Parameters of a Magnetic White Dwarf Corona Imposed by its Cyclotron Emission....Pages 191-194
Zeeman Tomography of Magnetic White Dwarfs: General Method and Application to EF Eridani....Pages 195-198
Magnetic White Dwarfs in the SDSS....Pages 199-200
WD1953-011 — A White Dwarf With a Star Spot?....Pages 201-202
Front Matter....Pages 173-173
Do Magnetic Fields Prevent Hydrogen from Accreting on to Cool Metal-Line White Dwarfs?....Pages 203-204
Electromagnetic Radiation from Accretion-Induced Collapse of a White Dwarf....Pages 205-208
Magnetic Reconnection in the Accretion-Disk Corona of Compact Stars....Pages 209-210
Cyclotron Emission Features in Polars with Low Accretion Rates....Pages 211-212
Transfer of Cyclotron Radiation in Plasmas on Magnetic White Dwarfs....Pages 213-214
Modelling Magnetic DB White Dwarfs....Pages 215-216
Front Matter....Pages 217-217
The ZZ Ceti Instability Strip: Facts and Fallacies....Pages 219-222
Heat Waves and WD Cooling Theory in ZZ Ceti Stars....Pages 223-226
Searching for the Most Stable Pulsating Stars....Pages 227-230
The DBV White Dwarf EC 20058-5234....Pages 231-234
Progress Report on the Hot DB PG0112+104....Pages 235-238
Period Stability on Pulsating White Dwarfs....Pages 239-241
Diffusion in Variable DA White Dwarfs....Pages 243-246
Disentangling the Core from the Envelope in Pulsating White Dwarf Stars....Pages 247-250
White Dwarf Seismology and the 12 C(α,γ) 16 O Rate....Pages 251-254
Group Behaviour of the Pulsating DB White Dwarf Stars....Pages 255-258
Asteroseismology of the DB Star GD 358: Improved Evolutionary Models....Pages 259-260
On Mode Trapping Properties of Full DA White Dwarf Evolutionary Models....Pages 261-262
Preliminary Results of the wet XCOV22 Campaign at Calar alto Observatory....Pages 263-264
Search for Magnetic Fields Among Non-Pulsators in the DAV Instability Strip....Pages 265-266
Front Matter....Pages 217-217
 3 He in Variable DB White Dwarfs?....Pages 267-268
Wavelength Dependence of Pulsation Amplitudes in DBV White Dwarfs....Pages 269-270
Towards Understanding Another Cool DA White Dwarf Pulsator: G 255-2....Pages 271-272
Front Matter....Pages 273-273
Direct Impact Accretors....Pages 275-278
Helium White Dwarfs Remnants of Binary Evolution in Globular Clusters....Pages 279-282
Eclipsing Binary MS Pulsar PSR J1740–5340: Pre-He White DWARF + MS Pulsar System?....Pages 283-286
They’re Hot, Hot, Hot....Pages 287-290
 HST Observations of White Dwarfs in Close and Wide Binaries....Pages 291-294
Gravitational Waves from the Merging of White Dwarfs....Pages 295-298
The am CVN Systems — And their White Dwarfs....Pages 299-302
The Properties of Non-Magnetic White Dwarfs in Cataclysmic Variables....Pages 303-308
White Dwarfs in Cataclysmic Variables: HST Results on GW LIB And Gleanings from SDSS Provide Insight on the Effects of Accretion....Pages 309-312
Internal Conditions of Accreting White Dwarfs....Pages 313-316
White Dwarfs in Magnetic Cataclysmic Variables....Pages 317-320
The White Dwarfs in the Intermediate Polars....Pages 321-324
Principal Components of Variability of the Accretion Structures Near White Dwarfs....Pages 325-328
Imaging Planets Around White Dwarfs....Pages 329-332
Rapid Photometric Changes in the Temporal Spectra of the PNN NGC 246....Pages 333-336
The Search for Planets Around Pulsating White Dwarf Stars....Pages 337-338
Variations of the Outburst Characteristics of the Dwarf Nova Ru Peg....Pages 339-340
Front Matter....Pages 273-273
Far-Uv Observations of Sirius-Like Binaries....Pages 341-342
An Improved Visual and Photographic Orbit for Sirius....Pages 343-344
Modeling the Irradiated Atmospheres of Unevolved Companions in Precataclysmic Binaries (PCB)....Pages 345-346
Seven Years Photopolarimetry of the AM Herculis System V834 Centauri....Pages 347-348
HS1136+6646: A Hot DA0.5+K6V Young Post-CE Pre CV Binary....Pages 349-350
White Dwarf Colors in Low Accretion Rate Binaries....Pages 351-352
Mass of White Dwarf in T CRB and Variability of Accretion Disk....Pages 353-354
Similarity of Emission Lines of Accreting White Dwarfs and Quasars....Pages 355-356
Calculating Spectra of Accretion Disks in AM CVN Systems....Pages 357-358
Constraints on AM CVn Formation Channels from Modelling the Composition of their Discs....Pages 359-360
Front Matter....Pages 361-361
The Population of Halo White Dwarfs....Pages 363-366
A Distant White Dwarf Population in the 2QZ and Sloan Surveys....Pages 367-370
White Dwarfs from the Hamburg Quasar Survey....Pages 371-374
The Calan-Eso Survey: White Dwarfs....Pages 375-377
3D Kinematics of White Dwarfs from the SPY Project....Pages 379-382
Search for Ancient Cool White Dwarfs Using GSC2 Material....Pages 383-384
Hidden SD/WD Stars Among the Faust UV Sources Toward Ophiuchus....Pages 385-386
Unusual White Dwarfs Found in the Sloan Digital SKY Survey....Pages 387-388
Identification of Cool White Dwarfs in the Noao Deep Wide-Field Survey....Pages 389-390
White Dwarf Stars in the Sloan Digital SKY Survey: Photometry....Pages 391-392
Front Matter....Pages 361-361
White Dwarfs In The Sloan Digital SKY Survey: Spectroscopy....Pages 393-394
The Nature of High Velocity White Dwarfs....Pages 395-396
Search for White Dwarfs in the Capodimonte Deep Field....Pages 397-398
A Lower Limit to the Age of The Galaxy from the White Dwarf Luminosity Function....Pages 399-400
The White Dwarf Population Accessible to GAIA....Pages 401-402
Front Matter....Pages 403-403
The Apex High Resolution EUV Spectroscopic Explorer....Pages 405-406
The World Space Observatory....Pages 407-408
The VLT Survey Telescope: an Efficient Facility for the Study of the WD Luminosity Function....Pages 409-410
New Wine, new Vintages, and Limoncello: Conference Summary....Pages 411-416
Back Matter....Pages 417-429