BL Lac Objects

Superluminal motion in quasars and BL Lac objects....Pages 1-12
Statistics of superluminal sources....Pages 13-21
VLBI polarization measurements of BL Lacertae objects....Pages 22-25
Statistical properties of radio polarization of blazars....Pages 26-29
The physical conditions and orientations of parsec-scale jets derived FROM CM-waveband variability data....Pages 30-38
Radio variability of BL Lacs and related objects: Observations vs. shocked jet models....Pages 39-42
The host galaxy of BL Lac objects or what\'s in a name?....Pages 43-63
Optical observations of a complete sample of radio selected BL Lac objects....Pages 64-72
A spectroscopic study of blazars at medium resolution. Observations of PKS 0521-36, PKS 0537-44 and PKS 0823-22....Pages 73-78
Beamed ionizing radiation in radio galaxies....Pages 79-86
What are the emission line filaments along the radio axis of Centaurus A?....Pages 87-91
Narrow band imaging close to the nuclei of BL Lac objects....Pages 92-102
Anisotropic ionising continuum emission in AGNs....Pages 103-106
Optical-infrared synchrotron emission in luminous AGN....Pages 107-118
Polarization OF BL Lac objects....Pages 119-126
Simultaneous UBVRI polarimetry of blazars....Pages 127-130
Optical photometry and polarimetry of BL Lacertae objects....Pages 131-134
An optical polarization survey for BL Lacs....Pages 135-138
Long-term optical variability of BL Lac objects....Pages 139-142
The nature of the rapid optical variability observed for BL Lacertae....Pages 143-146
Energy distributions of blazars....Pages 147-158
Radio and optical variability in blazars....Pages 159-170
Simultaneous optical and IR observations of BL Lacertae objects....Pages 171-180
Simultaneous optical and IR polarimetric observations of Blazars....Pages 181-188
Multiwaveband observations of the Blazar 1156+295....Pages 189-196
Recent activity in 3C 273....Pages 197-204
Questions and comments....Pages 205-206
BL Lacertae objects detected in the HEAO-1 all sky X-ray survey....Pages 207-221
BL Lac objects from the extended medium sensitivity survey: The surface density....Pages 222-230
BL Lacertae objects from the EXOSAT high galactic latitude survey: Constraints on the LogN-LogS and on the cosmological evolution....Pages 231-241
The optical and radio properties of X-ray selected Bl Lacertae Objects....Pages 242-252
Optical polarimetry of x-ray selected BL Lacs 1989....Pages 253-256
Two new BL Lacertae objects discovered in the error boxes of hard X-ray sources....Pages 257-260
Discovery of an X-ray selected optically highly variable quasar....Pages 261-264
Einstein observatory X-ray spectra of BL Lac objects....Pages 265-280
BL Lac objects as X-Ray sources: The Exosat observations....Pages 281-289
The exosat spectral survey of BL Lacertae objects....Pages 290-295
X-ray studies of BL Lac objects with Ginga....Pages 296-304
Spectral components of BL Lac objects and other compact extragalactic radio sources....Pages 305-313
The X-ray variability of PKS 2155-304: A power spectrum analysis....Pages 314-317
Emission models of BL Lac objects....Pages 319-331
On the energy dependent variability of BL Lac Objects....Pages 332-340
Relativistic jet models for the BL Lacertae object Mrk 421 during three epochs of observation....Pages 341-347
On the steep X-ray spectrumof BL Lac objects....Pages 348-352
Models of OJ 287 based on optical monitoring....Pages 353-357
On speed of jets....Pages 358-371
The interaction of relativistic jets with the ambient radiation field....Pages 372-380
Collimation and polarization of radiation through scattering by jets....Pages 381-387
Accretion-disk models of BL Lac objects....Pages 388-392
The relationship between BL Lacertae objects and other types of active and normal galaxies and quasi-stellar objects....Pages 393-400
BL Lac objects, OW/HPQs and unified models....Pages 401-411
The relation of BL Lac objects to QSOs and galaxies....Pages 412-419
Is gravitational lensing important for BL Lac objects?....Pages 420-430
Galaxies near distant quasars: Evidence for statistical gravitational lensing....Pages 431-434
Relativistic beaming, luminosity functions, and the number counts of BL Lac objects....Pages 435-446
Evolutionary BL Lacs ?....Pages 447-455
A model for the evolution of quasars and BL Lacs....Pages 456-459
Nature and evolution of BL Lac objects....Pages 460-464
General discussion....Pages 465-486