Physics of Solar and Stellar Coronae: G.S. Vaiana Memorial Symposium: Proceedings of a Conference of the International Astronomical Union, Held in Palermo, Italy, 22–26 June, 1992

Front Matter....Pages i-xxvi
Front Matter....Pages 1-1
G. S. Vaiana Memorial Lecture....Pages 3-19
On the History of the Palermo Astronomical Observatory....Pages 21-33
Bode’s Law and the Discovery of Ceres....Pages 35-46
The Nineteenth-Century Birth of Astrophysics....Pages 47-58
Half a Century of Solar Physics - Some Episodes -....Pages 59-68
Front Matter....Pages 69-69
NIXT High Resolution Observations....Pages 71-82
High Resolution Thermally Differentiated Images of the Chromosphere and Corona....Pages 83-96
New Aspects of Solar Coronal Physics Revealed by Yohkoh....Pages 97-111
Dynamics of the Solar Corona Observed with the Yohkoh Soft X-Ray Telescope....Pages 113-130
Hard X-Ray Solar Flares Observed by Yohkoh and Particle Acceleration....Pages 131-138
Properties of SMM Flares....Pages 139-146
Analysis of Flare Evolution in the Emission Measure-Temperature Diagram for Three Events Observed by SMM....Pages 147-150
Hydrodynamics and Diagnostics of Coronal Loops Subject to Dynamic Heating....Pages 151-158
Soft X-Ray Line Shifts as Signature of the Flare Heating Process....Pages 159-162
Siphon Flow Models of Coronal Loops....Pages 163-166
Spectral Predictions by a Thermal Hydrodynamical Model of a Solar Flare Loop....Pages 167-170
Energy Release Topology in Solar Flares: An XUV Perspective....Pages 171-174
Plasma Temperature Distribution during the Impulsive Phase of Solar Flares....Pages 175-178
Non-Thermal Line Profiles in Solar Flares....Pages 179-182
Coronal Loop Interaction....Pages 183-186
Back Matter....Pages 199-207
Front Matter....Pages 69-69
Quiescent Solar Prominences: A Two-Dimensional Model....Pages 187-189
MHD Waves in a Solar Prominence....Pages 191-194
Calibrated Solar EUV Spectrum from Serts....Pages 195-198
Back Matter....Pages 199-207
Front Matter....Pages 209-209
Stellar Coronal Emission: What we have Learned from Pre-ROSAT Observations....Pages 211-224
Stellar Coronal X-Ray Spectroscopy....Pages 225-236
Time Variability of Stellar X-Ray Emission....Pages 237-248
X-Rays and Activity in Pre-Main Sequence Stars....Pages 249-256
A-Type and Chemically Peculiar Stars....Pages 257-266
Coronal Stellar Emission in Galaxies....Pages 267-273
The G.S. Vaiana X-Ray Astronomy Calibration and Testing (XACT) Facility....Pages 275-278
Coronal Emission at the Low Mass End: Results from an Optical-Selected Sample of Nearby K and M Stars Surveyed with the Einstein Observatory....Pages 279-282
The X-Ray Emission of T Tauri Stars in Taurus-Auriga as Seen from the Einstein Observatory IPC....Pages 283-286
An Analysis of the Stellar Content of the Einstein Extended Medium Sensitivity Survey Using Age-Homogeneous X-Ray Luminosity Functions....Pages 287-290
X-Ray and UV Emission from Post-Main-Sequence Stars: The Connection Between Surface Activity and Evolution....Pages 291-294
Photometric and Spectroscopic Observations of Cool Stars Serendipitously Discovered By EXOSAT....Pages 295-298
Lithium Abundance in Northern-Hemisphere Active Binary Stars....Pages 299-302
Lithium Abundance Determination in EMSS Stellar Sources....Pages 303-306
Lithium in Stars X-Ray Selected by EXOSAT....Pages 307-310
Emission up to 18 keV in the Quiescent X-Ray Spectrum of II Peg....Pages 311-314
The Large Coronal Structure and Mass Loss of Active Late-Type Dwarfs....Pages 315-317
Back Matter....Pages 319-323
Front Matter....Pages 325-325
ROSAT Observations of Late-Type Stars....Pages 327-336
X-Ray Emission from the Pleiades....Pages 337-343
ROSAT Observations of the Hyades....Pages 345-351
ROSAT HRI Observations of the Orion Nebula....Pages 353-356
ROSAT X-ray Study of the Stellar Population of the Chamaeleon I Dark Cloud....Pages 357-360
The ROSAT All-Sky Survey of Active Binary Coronae: The RS CVn Systems....Pages 361-364
Soft X-Ray Emission and Spectra of Evolved Stars from ROSAT Pointed Observations....Pages 365-368
A ROSAT EUV Survey of Coronal Activity in Nearby Stars and Cosmic Ray Injection into the Interstellar Medium....Pages 369-372
ROSAT EUV Luminosity Functions of Nearby Late Type Stars....Pages 373-376
X-Ray/Optical Survey of Late Type Stars....Pages 377-380
Coronal Activity in Relation to Chromospheric Cycles and Stellar Rotation....Pages 381-381
Correlation Between Radio and X-Ray Luminosities among Late-Type Stars: A ROSAT-VLA Survey of M Dwarfs....Pages 383-386
Back Matter....Pages 387-389
Front Matter....Pages 391-391
Radio Emission from Coronal-Type Stars....Pages 393-400
Mass Loss from Cool Dwarfs: Limits on Detectability....Pages 401-403
Radio and X-Ray Luminosity of RS CVn Binary Systems....Pages 405-408
A Remarkable Circularly Polarized Radio Flare on AR Lac....Pages 409-412
Single-Dish Monitoring of RS CVn Binary Systems....Pages 413-416
Spectra of Coronal Radio Emission from Algol Binaries....Pages 417-420
Stellar Coronal Imaging....Pages 421-430
A Bright, Blue Spot on the dMe Star, AU Mic....Pages 431-434
Back Matter....Pages 509-511
Front Matter....Pages 391-391
Imaging the Photosphere & Chromosphere of the Rapidly Rotating dMe Star, HK Aqr....Pages 435-438
Imaging the Photosphere and Chromosphere of the RS CVn Star, II Peg....Pages 439-442
Spatial Correlations Between Coronal and Photospheric Active Regions on Late-Type Stars....Pages 443-446
Magnetic Activity of Late Type Stars....Pages 447-456
Riass Observations of AB Doradus (HD 36705)....Pages 457-462
Observations of Low Level Optical Variability in Active Stars....Pages 463-466
Extending the Presence of Chromospheres and Coronae to Middle A-Type Stars....Pages 467-470
Chromospheric Heating in K & M Dwarfs....Pages 471-474
Analysis of Chromospheric Activity Indicators in MM Her and AR Psc....Pages 475-478
Ultraviolet Study of 71 Tau, the Brightest X Source of the Hyades Cluster....Pages 479-482
New Effects in the IRAS Data and their Consequences for Coronae of Active Late-Type Dwarfs....Pages 483-487
Stellar Flares....Pages 489-494
An Extended Correlation Between the Balmer and Soft X-Ray Emission from Solar and Stellar Flares....Pages 495-495
Energetics and Distribution of Gamma Ray Bursts and Flares on Stars....Pages 497-500
Observational Evidence for Galactic Origin of Cosmic Rays Above 10 19 eV and Reconnection on Galactic Scales....Pages 501-504
Prisma: Probing Stars from Core to Corona....Pages 505-508
Back Matter....Pages 509-511
Front Matter....Pages 513-513
Coronal Heating Mechanisms....Pages 515-532
Chromospheric Heating....Pages 533-540
Solar and Stellar Dynamos....Pages 541-547
Mass Loss and X-Ray Emission from Giants and Supergiants....Pages 549-561
Back Matter....Pages 633-639
Front Matter....Pages 513-513
Radiation Driven Winds and X-Ray Emission from O Stars....Pages 563-571
Magnetic Accretion Disks and Coronae in Active Galactic Nuclei....Pages 573-577
Magnetic Fields and CoronÆ in Late-Type Stars....Pages 579-582
Resonant Heating of Line-Tied Coronal Loops....Pages 583-586
On the Heating Mechanism of Coronal Holes....Pages 587-590
The Coronal Energy Balance in Active Regions: Theoretical Aspects....Pages 591-594
Thermal Transport in Static Stellar Coronal Loops....Pages 595-598
Scaling Laws for the Decay Phase of Stellar Loop Flares....Pages 599-602
Magnetic Reconnection and Particle Acceleration in the Solar Corona....Pages 603-606
Depth of Formation and Excitation by Electron Impact for He I Lines in the Atmosphere of Solar Type Stars....Pages 607-610
Three-Dimensional Magnetic Reconnection in a Coronal Neutral Sheet....Pages 611-614
Outflow Focusing in Rotating Stellar Magnetospheres....Pages 615-622
Steady MHD Flows in Uniform Gravity....Pages 623-627
MHD Equilibria in Uniform Gravity....Pages 629-632
Back Matter....Pages 633-639
Back Matter....Pages 641-650