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e-Proceedings of the Workshop

 

25 YEARS AFTER THE DISCOVERY:

 SOME CURRENT TOPICS ON LENSED QSOs

 

Santander (Spain), 15th-17th December 2004


February 2005

Table of Contents


Chapter I.-  Introduction

 

 

by Sjur Refsdal (Institute of Theoretical Astrophysics, Oslo, Norway)

 

Chapter II.-  Monitoring Projects

 

Contribution 1 (C1): Monitoring projects (review)

 

by Dan Maoz (Wise Observatory, Tel-Aviv University, Israel)                                                     

PDF (2.88 MB)| PPT (3.51 MB)

 

Contribution 2 (C2): Some results from an optical monitoring of four QSOs at Calar Alto Observatory

                              (Almeria, Spain)

by Aurora Ullán (University of Cantabria, Spain)                                                                                PDF (12.43 MB)| PPT (9.29 MB)

 

Contribution 3 (C3): Radio monitoring of gravitational lens systems

 

by Chris Fassnacht (University of California, Davis, USA)                                                               

PDF (0.55 MB) 

 

Contribution 4 (C4): Radio flux density monitoring: recent MERLIN results

 

by Andy Biggs (JIVE, The Netherlands)                                                                         

PDF (0.82 MB)| PPT (0.48)

 

Contribution 5 (C5): Estimation of time delays from unresolved photometry

 

by Jaan Pelt (Tartu Observatory, Estonia)                                                                         

PDF (1.97 MB)| PPT (4.51 MB)

 

Contribution 6 (C6): Photometric monitoring of SBS 1520+530: long-term variability and microlensing

 

by Alexey Sergeyev (Institute of Radio Astronomy, Ukraine)                                                

PDF (1.39 MB)| PPT (2.60 MB)

 

Contribution 7 (C7): Short-timescale variability in gravitationally lensed quasars

 

by Alexander Zheleznyak (Astronomical Institute of Kharkov University, Ukraine)                                       

PDF (2.31 MB)| PPT (3.99 MB)

 

Some remarks on the future multiwavelengh monitoring of GLQs  

 


Chapter III.-  Flux Ratio Anomaly

 

Contribution 8 (C8): Flux ratio anomaly (review)

 

by Luis Goicoechea (University of Cantabria, Spain)                                                               

PDF (1.73 MB)| PPT (1.94 MB)

 

Contribution 9 (C9): On the origin of color anomaly between multiple images of lensed quasars

 

by Atsunori Yonehara (University of Tokyo, Japan)                                                               

PDF (11.42 MB)| PPT (6.79 MB)

 

Contribution 10 (C10): Multiwavelength and multi-epoch imaging of RXS J1131-1231

 

by Dominique Sluse (University of Liege, Belgium)                                                                         

PDF (0.40 MB)

 

Contribution 11 (C11): A VLBI study of the gravitational lens JVAS B0218+357

 

by Rupal Mittal (MPIfR, Bonn, Germany)            

PDF (0.66 MB)                                                          

 

 


Chapter IV.-  Lens Objects

 

Contribution 12 (C12): What are the environments of lens galaxies?

 

by Neal Dalal (Institute for Advanced Studies, Princeton, USA)                                            

PDF (1.12 MB)| PPT (1.21 MB)

 

Contribution 13 (C13): CLASS B0218+357 and the Hubble constant

 

by Neal Jackson (Jodrell Bank Observatory, UK)           

PDF (0.81 MB)| PPT (0.97 MB)                                                              

 

 

Contribution 14 (C14): Observing quasars lensed by a cluster of galaxies with GTC-OSIRIS

 

by Tomás Verdugo (Instituto de Astronomia, UNAM, Mexico)                                               

PDF (0.32 MB)| PPT (0.67 MB)


Chapter V.-  Microlensing

 

Contribution 15 (C15): Microlensing (review)

 

by Joachim Wambsganss (Rechen Institute, Heidelberg, Germany)                                            PDF (3.17 MB)

 

 

Contribution 16 (C16): Shear effects in large-sources microlensing

 

by Olaf Wucknitz (Potsdam University, Germany)                                                                         

PDF (1.76 MB)

 

Contribution 17 (C17): Spectral analysis of quasar microlensing

 

by Vyacheslav Shalyapin (IRE, Ukraine)                                                                         

PDF (15.58 MB)| PPT (49.58 MB)

 

Contribution 18 (C18): Quasar structure inferred from microlensing

 

by Rudolph Schild (CfA, USA)                                                                         

PDF (3.63 MB)

 

Contribution 19 (C19): Transverse velocities of multiply imaged QSOs from microlensing parallax

 

by Artem Tuntsov (Sydney University, Australia)                                                                         

PDF (2.82 MB)| PPT (2.17 MB)

 

Contribution 20 (C20): Testing the origin of prominent events in microlensed QSOs

 

by Juan González-Cadelo (University of Cantabria, Spain)                                                  

PDF (4.53 MB)| PPT (3.70 MB)


Chapter VI.-  Spectroscopy and Microlensing

 

Contribution 21 (C21): Spectroscopy and microlensing (review)

 

by Evencio Mediavilla (Instituto de Astrofísica de Canarias, Spain)           

PDF (1.57 MB)| PPT (2.29 MB)                                                              

 

 

Contribution 22 (C22): Gravitational lensing of QSO spectra

 

by Luka Popovic (Astronomical Observatory, Serbia)                                                                         

PDF (1.66 MB)| PPT (2.42 MB)

 

Contribution 23 (C23): 2D spectroscopy and microlensing of J1004+1229

 

by Pedro Gómez-Alvarez (Instituto de Astrofísica de Canarias, Spain)         

PDF (0.83 MB)| PPT (1.24)                                                               

 

 

Contribution 24 (C24): Continuum and emission line variability induced by microlensing

 

by Cristina Abajas (Instituto de Astrofísica de Canarias, Spain)                                          

PDF (5.70 MB)


 

Addendum (August 2005)

 

Contribution 25 (C25): Wawelength dependence in the flux ratio of the double quasar SDSS J1650+4251

by Ana Maria Mosquera (Universidad de Valencia, Spain)              

PDF (0.88 MB)| PPT (1.17 MB)

 

 

Contribution 26 (C26): Analogy between gravitational and optical lenses

 

by Rubén Rodriguez  (Universidad Autónoma de Zacatecas, México)         

PDF (0.29 MB)