Solar Magnetic Fields

Front Matter....Pages I-XVI
Front Matter....Pages 1-1
The Measurement of Solar Magnetic Fields....Pages 3-23
The Culgoora Magnetograph....Pages 24-29
A Complete Stokes Vector Polarimeter....Pages 30-36
Measurements of Magnetic Fields....Pages 37-43
Digital Videomagnetograms in Real Time....Pages 44-50
The Kitt Peak Magnetograph....Pages 51-61
A Pressure Scanning Fabry-Perot Magnetometer....Pages 62-64
Sacramento Peak Magnetograph....Pages 65-70
Systematic Errors of the Crimean Vector Magnetograph....Pages 71-75
Analog Video Magnetograms in Real Time....Pages 76-83
A New Completely Digitized Filter Magnetograph....Pages 84-88
Difficulties in the Simultaneous Measurement of All Stokes Parameters....Pages 89-90
Reduction of the Parasitical Signal of Circular Polarization on an Antenna of Variable Profile with the Help of a Grating....Pages 91-93
A Short Report on the Magnetic Beam Absorption Filter Research at the Rome Astronomical Observatory....Pages 94-98
Front Matter....Pages 99-99
The Interpretation of Magnetograph Results: The Formation of Absorption Lines in a Magnetic Field....Pages 101-129
Coherence Properties of Polarized Radiation in Weak Magnetic Fields....Pages 130-140
Paschen-Back Effect of the Lithium Resonance Doublet in Sunspots....Pages 141-147
The Crossover and Magneto-Optical Effects in Sunspot Spectra....Pages 148-148
The Effect of Collisions on Spectral Line Formation in Solar Magnetic Regions....Pages 149-161
Line Formation in Inhomogeneous Magnetic Fields....Pages 162-164
Front Matter....Pages 165-165
On Magnetic Fields in Sunspots and Active Regions....Pages 167-180
Magnetic Field and Turbulence in Sunspots....Pages 181-189
Photoelectric Measurements of Sunspot Magnetic Fields....Pages 190-191
Observations of Magnetic Fields in Quiescent Prominences....Pages 192-200
Some Remarks on the Statics and Dynamics of Magnetic Field Structure Development in Active Regions....Pages 201-211
On the Structure of Magnetic Field and Electric Currents of a Unipolar Sunspot....Pages 212-219
Magnetic Field Strengths Derived from Various Lines in the Umbral Spectrum....Pages 220-222
The Magnetic Fields at Different Levels in the Active Regions of the Solar Atmosphere....Pages 223-230
Observations of the Two-Level Structure of Sunspot Magnetic Fields....Pages 231-234
On the Circular Polarization in Active Regions....Pages 235-236
Application of the Chromospheric Magnetograph to Active Regions....Pages 237-242
Evolution of the Magnetic Field Configuration in an Active Region....Pages 243-248
Line Profiles in Sunspot Umbrae and Penumbrae by Atomic Beam Spectroscopy....Pages 249-251
On the Fine Structure of the Magnetic Field in the Undisturbed Photosphere....Pages 252-259
Supergranulation at the Center of the Disk....Pages 260-267
Magnetographic and Spectrographic Observations of Weakly Active Regions....Pages 268-273
The Magnetic and Velocity Fields and Brightness in the Solar Atmosphere....Pages 274-278
Magnetic Fields Measured with the 10 830 Å He i Line....Pages 279-288
Observations and Interpretation of Supergranule Velocity and Magnetic Fields....Pages 289-292
Vertical Velocities Associated with Plage Region Magnetic Fields....Pages 293-297
Front Matter....Pages 165-165
Spectra-Spectroheliograph Observations....Pages 298-309
The Time Dependence of Magnetic, Velocity, and Intensity Fields in the Solar Atmosphere....Pages 310-315
On the Reality of Magnetic Fine Structure....Pages 316-322
H α Structures and Small-Scale Magnetic Field Configurations....Pages 323-328
Magnetic Field Spectroheliograms from the San Fernando Observatory....Pages 329-339
On the Time Fluctuations of Magnetic Fields....Pages 340-347
Five-Minute Oscillations in the Solar Magnetic Field....Pages 348-355
Front Matter....Pages 357-357
Solar Magnetic Fields in Association with Flares....Pages 359-366
On Coronal Instability and Moving Radio Features Associated with a Flare Spray....Pages 367-374
Magnetic Fields Associated with Solar Flares....Pages 376-389
Sunspot Magnetic Fields and High Energy Electrons in Flares....Pages 390-396
The X-Ray Corona and the Photospheric Magnetic Field....Pages 397-412
Magnetic Fields in the Lower Corona Associated with the Expanding Limb Burst on March 30th 1969 Inferred from the Microwave High-Resolution Observations....Pages 413-416
Electric Currents Connected with the Proton Flares of 7 July and 2 September, 1966....Pages 417-421
Observations of Magnetic Field Changes in Active Regions....Pages 422-427
The Magnetic Fields and the Polarization of Radio Emission in the Active Center of October 1968....Pages 428-431
The Position Regularities of Flares Related to the Field Maximum in Sunspot Groups....Pages 432-434
An Attempt to Associate Observed Photospheric Motions with the Magnetic Field Structure and Flare Occurrence in an Active Region....Pages 435-442
Volume Characteristics of Magnetic-Channel Flares....Pages 443-449
The Relation Between Dashes and Flares (Physical Nature of the Dash Phenomena)....Pages 450-453
Front Matter....Pages 455-455
Theories of Small-Scale Magnetic Fields....Pages 457-474
Sunspot Magnetic Fields and Umbral Dots....Pages 475-479
Statistical Model of Small Scale Discrete Structure of Magnetoplasma in Active regions of the Sun....Pages 480-486
Evolution of Turbulent Magnetic Fields — Approach to a Steady State....Pages 487-504
Distribution of the Magnetic Force in the Surface Layers of Sunspots....Pages 505-511
Observation of Solar Flare Type Processes in the Laboratory....Pages 512-525
Interaction of Coronal Material with Magnetic Fields....Pages 526-533
The Possibility of Magnetic Field Origin in Fine Structure Elements of Solar Features....Pages 534-541
Anisotropy of Electric Conductivity and Dissipation of Magnetic Fields....Pages 542-544
Front Matter....Pages 545-545
Large Scale Solar Magnetic Fields and Their Consequences....Pages 547-568
Coronal Magnetic Fields above Active Regions....Pages 569-579
Experimental Study of the Orientation of Magnetic Fields in the Corona....Pages 580-587
Time Evolution of the Large-Scale Solar Magnetic Field....Pages 588-594
The Magnetic Field Structure in the Active Solar Corona....Pages 595-608
Optical and Radio Observations of Large Scale Magnetic Fields on the Sun....Pages 609-615
80 MHz Radioheliograph Evidence on Moving Type IV Bursts and Coronal Magnetic Fields....Pages 616-641
Active Regions at Millimeter Wavelengths and the Measurement of Magnetic Fields....Pages 642-651
Radio-Astronomical Evidence for Magneto-Hydrodynamical Pulsations in the Corona....Pages 652-655
On the Orientation of Magnetic Fields in Quiescent Prominences....Pages 656-662
Observations of the Coronal Network....Pages 663-666
Front Matter....Pages 545-545
Preliminary Results of Spectroscopic Determination of the Coronal Rotation....Pages 667-671
Front Matter....Pages 673-673
The Polar Fields and Time Fluctuations of the General Magnetic Field of the Sun....Pages 675-695
Opposite Polarities in the Development of Some Regularities in the Distribution of Large-Scale Magnetic Fields....Pages 696-709
Magnetic Fields in Polar Prominences....Pages 710-713
Observations of the Polar Magnetic Fields....Pages 714-724
A Numerical Study of the Solar Cycle....Pages 725-736
Dynamics of Large-Scale Magnetic Fields....Pages 737-743
Sector Structure of the Solar Magnetic Field....Pages 744-753
The Sun as a Magnetic Rotator....Pages 754-754
Front Matter....Pages 755-755
Theories of Large Scale Fields and the Magnetic Activity Cycle....Pages 757-769
Dynamo Theory of the Sun’s General Magnetic Field on the Basis of a Mean-Field Magnetohydrodynamics....Pages 770-779
A Dynamo Model for the Large Scale Fields....Pages 780-782
Erratum to: On Coronal Instability and Moving Radio Features Associated with a Flare Spray....Pages 783-783