Preprints of the Astrophysikalisches Institut Potsdam
in 1999


99-052
The ROSAT Deep Survey: III. Optical spectral properties of X--ray sources in the Lockman Hole
I. Lehmann, G. Hasinger, M. Schmidt, J.E. Gunn, D.P. Schneider, R. Giacconi, M. McCaughrean, J. Trüumper, G. Zamorani (added Nov 25)

99-051
New high-proper motion survey in the Southern sky
R.-D. Scholz, M. Irwin, R. Ibata, H. Jahreiß, O.Yu. Malkov (added Nov 18)

99-050
RX J1313.2-3259, a long-period Polar discovered with ROSAT
H.-C. Thomas, K. Beuermann, V. Burwitz, K. Reinsch, A.D. Schwope (added Nov 11)

99-049
Multi-epoch Doppler tomography and polarimetry of QQ Vul
A.D. Schwope, Maria S. Catal\'an, Klaus Beuermann, Andr\'e Metzner, Robert Connon Smith, Danny Steeghs (added Nov 9)

99-048
Mapping the secondary star in QQ Vulpeculae
M.S. Catal\'an, A.D. Schwope, R.C. Smith (added Nov 9)

99-047
On the origin of the fast solar wind in coronal funnels
P. Hackenberg, G. Mann, E. Marsch (added Oct 25)

99-046
Coronal transient waves and coronal shock waves
G. Mann, H. Aurass, A. Klassen, C. Estel, B.J. Thompson (added Oct 25)

99-045
High energetic electrons accelerated by a coronal shock wave
G. Mann, H.-T. Classen, U.Motschmann, H.Kunow, W.Droege (added Oct 25)

99-044
HH 46/47: Also a parsec scale flow
Thomas Stanke, Mark J. McCaughrean, Hans Zinnecker (added Sep 29)

99-043
Magnetic arms in NGC 6946 generated by a turbulent dynamo
R. Rohde, R. Beck, D. Elstner (added Sep 27)

99-042
Three-dimensional spontaneous magnetic reconnection in neutral current sheets
J. Schumacher, B. Kliem, N. Seehafer (added Sep 27)

99-041
The evolution of helium white dwarfs. II. Thermal instabilities
T. Driebe, T. Blöcker, D. Schönberner, F. Herwig (added Sep 16)

99-040
On the Transition from AGB Stars to Planetaries: The Spherical Case
D. Schönberner, M. Steffen (added Sep 16)

99-039
Physics of the solar cycle
G. Rüdiger, R. Arlt (added Sep 2)

99-038
The influence of the Reynolds stress on the solar p-mode frequencies
S. Böhmer, G. Rüdiger (added Sep 2)

99-037
Long-term evolution of a dipolar-type magnetosphere interacting with an accretion disk
Ch. Fendt , D. Elstner (added Aug 27)

99-036
Aharonov-Bohm Effect and Coordinate Transformations
Abel Camacho (added Aug 5)

99-035
Time emergence by self-measurement in a quantum anisotropic universe
A. Camacho, A. Camacho-Galván (added Aug 5)

99-034
Measurement-induced interference in an inhomogeneous gravitational field
Abel Camacho (added Aug 5)

99-033
Quasiclassical Statistical Thermodynamics and New Padé Approximations for the Free Charges in Strongly-Coupled Plasmas
W. Ebeling, W. Stolzmann, A. Fö\rster, M. Kasch (added Aug 5)

99-032
On self-killing and self-creating dynamos
H. Fuchs, K.-H. Rädler, M. Rheinhardt (added July 16)

99-031
Liquid Crystal imaging Stokes polarimeter
Th. Horn, A. Hofmann (added July 16)

99-030
Formation and Evolution of Planetary Nebulae
D. Schönberner, M. Steffen (added July 9)

99-029
ET And, HD 219891, or HD 219668 - which one shows short-term variability?
H. Lehmann, G. Scholz, G. Hildebrandt, K. Panov (added July 8)

99-028
On a Quantum Equivalence Principle
A. Camacho (added July 6)

99-027
Gravity-Induced Interference and Continuous Quantum Measurements
A. Camacho (added July 6)

99-026
Global structure of self-excited magnetic fields arising from the magnetic shear instability
A. Drecker, G. Rüdiger, R. Hollerbach (added July 5)

99-025
Magnetic field dragging and the vertical structure of thin accretion discs
D. Shalybkov, G. Rüdiger (added July 5)

99-024
Accretion-disk dynamo models with dynamo-induced alpha-effect
R. Arlt, G. Rüdiger (added June 28)

99-023
Swing excitation of magnetic fields in trailing spiral galaxies?
R. Rohde, G. Rüdiger, D. Elstner (added June 28)

99-022
Second Harmonic Plasma Radiation of Magnetically Trapped Electrons in Stellar Coronae
A.V. Stepanov, B. Kliem, A. Krüger, J. Hildebrandt, V.I. Garaimov (added May 31)

99-021
Zeeman lines and a single cyclotron line in the low-accretion rate polar 1RXS J012851.9-233931 (RBS0206)
A.D. Schwope, R. Schwarz, J. Greiner (added May 31)

99-020
Identification of soft high galactic latitude RASS X-ray sources II. Sources with PSPC count rate CR < 0.5 cts/s
K. Beuermann, H.-C. Thomas, K. Reinsch, A.D. Schwope, J. Trümper, W. Voges (added May 11)

99-019
One of the highest redshift X-ray selected clusters of galaxies
I. Lehmann, G. Hasinger, R. Giacconi, J.E. Gunn, M. Schmidt, D.P. Scheider, Th. Stanke, J. Trümper, J. Wambsganss, D. Woods, G. Zamorani (added May 11)

99-018
Magnetic field and radial velocity of the CP2 star alpha2 CVn
E. Gerth, Yu.V. Glagolevskij, G. Hildebrandt, H. Lehmann, G. Scholz (added May 5)

99-017
Detection of X-Ray emission from host clusters of 3CR quasars
C.S. Crawford, I. Lehmann, A.C. Fabian, M.N. Bremer, G. Hasinger (added May 3)

99-016
Low frequency plasma turbulence and high energy particles at CIR-related shock waves
H.-T. Classen, G. Mann, R.J. Forsyth, E. Keppler (added May 3)

99-015
Mean free path and energy loss of electrons in the solar corona and the inner heliosphere
C. Estel, G. Mann (added April 27)

99-014
A calibration of the mixing-length for solar-type stars based on hydrodynamical simulations
I. Methodical aspects and results for solar metallicity

Hans-Günther Ludwig, Bernd Freytag, Matthias Steffen (added April 21)

99-013
A Catalogue of SOHO-EIT Coronal Transient Waves and the Associated Type II Radio Burst Spectra of the Year 1997
Klassen, A., Aurass, H., Mann, G., and Thompson, B.J. (added April 19)

99-012
Monitoring of a shock wave propagation from the solar atmosphere to the earth
G. Mann, H. Aurass, F. Jansen, B. Thompson, M. Kaiser, A. Grafe, N. Jakowski (added March 4, 1999)

99-011
A heliospheric density model and type III radio bursts
G. Mann, F. Jansen, R.J. MacDowall, M.L. Kaiser, R.G. Stone (added March 4, 1999)

99-010
On Some New Results of Broadband Meter-Decimeter Observations
H. Aurass (added March 1, 1999)

99-009
Structure and magnetic configurations of accretion disk-dynamo models
M. v. Rekowski, G. Rüdiger, D. Elstner (added June 28, 1999)

99-008
Magnetic shear-flow instability in thin accretion disks
G. Rüdiger, L. Primavera, R. Arlt, D. Elstner (added Feb. 25, 1999)

99-007
A calibration of the mixing-length for solar-type stars based on hydrodynamical models of stellar surface convection
B. Freytag, H.-G. Ludwig, M. Steffen (added Feb. 19, 1999)

99-006
Balmer Line Formation in Convective Stellar Atmospheres
M. Steffen, H.-G.Ludwig (added Feb. 19, 1999)

99-005
On two distinct shocks during the flare of 9 July, 1996
A. Klassen, M. Karlicky, H. Aurass, and K. Jiricka (added Feb. 19, 1999)

99-004
Differential rotation models for late-type dwarfs and giants
L.L. Kitchatinov, G. Rüdiger (added Feb. 9, 1999)

99-003
The vertical eddy-heat flux as a stabilizer of cold accretion disk
H.-E. Fröhlich, G. Rüdiger (added Jan. 29, 1999)

99-002
The ROSAT Deep Surveys
G. Hasinger, I. Lehmann, R. Giacconi, M. Schmidt, J. Trümper, G. Zamorani (added Jan. 14, 1999)

99-001
The X-ray Background: Echo of Black Hole Formation?
G. Hasinger (added Jan. 14, 1999)


Please send any comments or suggestions to preprint@aip.de