Internal kinematics and dynamics of galaxies : International Astronomical Union symposium no. 100 held in Besanc̜an, France, August 9-13, 1982

Proceedings of IAU Symposium No. 100, held in Besançon, France, August 9-13, 1982 Front Matter....Pages i-xvi Front Matter....Pages 1-1 Systematics of HII Rotation Curves....Pages 3-10 HI Velocity Fields and Rotation Curves....Pages 11-22 A High Resolution HI Survey of M31....Pages 23-26 High Velocity HI in the Inner 5 KPC of M31....Pages 27-28 Comparison of Global 21 cm Velocity Profiles with H α Rotation Curves....Pages 29-30 TAURUS — A Wide Field Imaging Fabry-Perot Spectrometer....Pages 31-32 HI Observations of the Irregular Galaxy IC 10....Pages 33-34 The Distribution of Molecular Clouds in Spiral Galaxies....Pages 35-42 The CO Rotation Curve of the Milky Way : Accuracy and Implications....Pages 43-44 Cold Molecular Material in the Galaxy....Pages 45-46 Molecular Clouds in the Galactic Nucleus....Pages 47-48 Molecular Clouds in Spiral Galaxies....Pages 49-52 CO Observations of M51....Pages 53-54 Gas at Large Radii....Pages 55-62 Rotation Curve and Mass Model for the Edge-on Galaxy NGC 5907....Pages 63-64 Optical Features Associated with the Extended HI Envelope of M83.....Pages 65-66 M82 — Tilt and Warp of its Principal Plane....Pages 67-68 Vertical Motion and the Thickness of HI Disks: Implications for Galactic Mass Models....Pages 69-76 Do Spiral Galaxies Have a Variable Disk Thickness?....Pages 77-79 Mass Distribution and Dark Halos....Pages 81-88 Front Matter....Pages 1-1 The Origin Of Dwarf Spheroidal Galaxies....Pages 89-92 NGC 3992 — A Galaxy without a Massive Halo....Pages 93-94 Groups of Galaxies and the Missing Mass Problem....Pages 95-96 HI Observations of the Interacting Galaxies — VV 371 and VV 329....Pages 97-98 Distribution and Motions of Atomic Hydrogen in Lenticular Galaxies....Pages 99-104 Neutral Hydrogen Mapping of Three SO Galaxies....Pages 105-106 Front Matter....Pages 107-107 Theory of Spiral Structure....Pages 109-116 Quasi-Stationary Spiral Structure in Galaxies....Pages 117-118 Dynamical Mechanisms for Discrete Unstable Spiral Modes in Galaxies....Pages 119-120 Global Instabilities of a Galaxy Model....Pages 121-124 Global Stability Analysis of an SO Galaxy NGC 3115....Pages 125-126 Spiral Instabilities and Disc Heating....Pages 127-128 On the Evolution of Perturbed Gas Disks....Pages 129-130 Cloud-Particle Dynamics and Star Formation in Spiral Galaxies....Pages 131-132 The Ballistic Particle Model....Pages 133-134 Relation Between Star Formation and Angular Momentum in Spiral Galaxies....Pages 135-136 Model Calculations on the Large Scale Distribution of Bubbles in Galaxies....Pages 137-138 HI-Shells in M31....Pages 139-140 Selfpropagating Stochastic Starformation and Spiral Structure....Pages 141-142 Velocity Structures in the Vertical Extensions of Spiral Arms....Pages 143-144 Front Matter....Pages 107-107 Vertical Structure of Spiral Shocks in a Corrugated Galactic Disc....Pages 145-146 Recent Taurus Results on H α Velocities in M83....Pages 147-150 Possible Evidence for Lin’s Three-Wave Interaction Mechanism at Corotation in the Galaxy NGC 1566....Pages 151-152 Spectral Analysis of the Luminosity Distribution of Seven Galaxies in the Virgo Cluster....Pages 153-154 Fourier Analysis of Spiral Tracers. A Progress Report....Pages 155-156 Large Scale Magnetohydrodynamical Considerations in Spiral Galaxies....Pages 157-158 Magnetic Fields and Spiral Structure....Pages 159-160 Spiral Structure: Density Waves or Material Arms?....Pages 161-162 Conflicts and Directions in Spiral Structure....Pages 163-174 Front Matter....Pages 175-175 Theories of Warps....Pages 177-186 Galactic Warps in Tilted Halos....Pages 187-188 Periodic Orbits and Warps....Pages 189-190 Front Matter....Pages 191-191 Morphology, Stellar Kinematics and Dynamics of Barred Galaxies....Pages 193-193 Disk Stability....Pages 197-202 Instabilities of Hot Stellar Discs....Pages 203-204 Stabilizing a Cold Disk with a 1/r Force Law....Pages 205-206 Numerical Experiments on the Response Mechanism of Barred Spirals....Pages 207-208 Ordered and Semi-Ergodic Motions in Barred Galaxies....Pages 209-210 Onset of Stochasticity in Barred Spirals....Pages 211-212 Attacking the Problem of a Selfconsistent Bar....Pages 213-214 Front Matter....Pages 191-191 Theoretical Studies of Gas Flow in Barred Spirals Galaxies....Pages 215-220 Periodic Orbits and Gas Flow in Barred Spiral Galaxies....Pages 221-224 The Response of the Ensemble of Molecular Clouds to Bar Forcing in a Galaxy Disk....Pages 225-226 Gas Flow Models for Barred Spirals....Pages 227-228 Photometry, Kinematics and Dynamics of the Barred Galaxy NGC 5383....Pages 229-230 Kinematics of the Barred Galaxy NGC 1365....Pages 231-232 HI in the Barred Spiral Galaxies NGC 1365 and NGC 1097....Pages 233-234 Observations of the Neutral Hydrogen in the Barred Spiral Galaxies NGC 3992 and NGC 4731....Pages 235-236 The Barred Galaxy NGC 7741....Pages 237-238 Hydrodynamical Models of Offcentered Barred Spirals....Pages 239-240 Structure and Dynamics of Magellanic Type Galaxies....Pages 241-242 Formation of Rings and Lenses....Pages 243-252 Lenses and Low Surface Brightness Disks....Pages 253-254 Front Matter....Pages 255-255 Dynamics of Early-Type Galaxies....Pages 257-270 Rotational Velocities and Central Velocity Dispersions for a Sample of SO Galaxies....Pages 271-274 Models of Ellipticals and Bulges....Pages 275-283 The Stability of Axisymnietric Galaxy Models with Anisotropic Dispersions....Pages 285-286 Three-Dimensional Orbits in Triaxial Galaxies....Pages 287-288 Scale-Free Models of Elliptical Galaxies....Pages 289-290 Axisymmetric Models of Elliptical Galaxies with Anisotropy....Pages 291-292 Front Matter....Pages 255-255 New Phenomena in Triaxial Stellar Systems....Pages 293-294 Kinematic Modelling of NGC 3379....Pages 295-296 Interstellar Matter in Elliptical Galaxies....Pages 297-304 Sensitive Search For HI in E and SO Galaxies....Pages 305-306 Neutral Hydrogen Observations of the Dwarf Elliptical Galaxies NGC 185 and NGC 205....Pages 307-308 Extended Gaseous Emission in Normal Elliptical Galaxies....Pages 309-309 Gas and Star Kinematics in Elliptical Galaxies....Pages 311-312 Optical Kinematics of Strong Radio Galaxies....Pages 313-314 Dust and Gas in Triaxial Galaxies....Pages 315-316 Front Matter....Pages 317-317 Observational Evidence for Mergers....Pages 319-329 Taurus Observations of the Emission-Line Velocity Field of Centaurus A (NGC 5128)....Pages 331-334 Kinematics and Evolution of NGC 5128....Pages 335-336 Simulations of Galaxy Mergers....Pages 337-345 On the Formation and Dynamics of Shells Around Elliptical Galaxies....Pages 347-348 Merger Cross-Sections of Colliding Galaxies....Pages 349-350 Environmental Effects on Galaxies in Clusters....Pages 351-352 Collisions and Merging of Disk Galaxies....Pages 353-354 Energy Transfer During the Tidal Encounter of Disc Galaxies....Pages 355-356 Front Matter....Pages 357-357 Dynamics of Globular Cluster Systems....Pages 359-364 Kinematics of Clusters in M33....Pages 365-366 Front Matter....Pages 357-357 SO and Smooth-Arm Sa’s within the Hubble Sequence....Pages 367-372 Is the Hubble Type of a Disk System Essentially Determined by One Parameter: Total Mass?....Pages 373-374 Systematics of Bulge-to-Disk Ratios....Pages 375-376 The Manifold of Elliptical Galaxies....Pages 377-378 The Formation of Galaxies....Pages 379-386 What May Superclusters Tell Us About Galaxy Formation?....Pages 387-388 Thick Discs and the Formation of Disc Galaxies....Pages 389-390 Galaxy Formation: Some Comparisons Between Theory and Observation....Pages 391-399 Front Matter....Pages 401-401 Summary: Observational Viewpoint....Pages 403-410 Summary: Theoretical Viewpoint....Pages 411-416 Back Matter....Pages 417-432