Ludmilla Kolokolova

    Associate Scientist
                

Department of Astronomy,

University of Maryland,

College Park, MD, 20742

Tel.  (301)-405-1539,

Fax. (301)-405-3538

E-mail:


Main scientific interests:  

 

  Physics of cosmic dust and small bodies in Solar system:

                                                     comets,   asteroids,   Kuiper-Belt Objects

 

 Light scattering by particles and surfaces;

 Polarimetry as a remote sensing method;


Some managerial work: 
 
 
 

    Small Bodies Node of the NASA Planetary Data System 
                                                                     (Archive Manager)
 
Light- Scattering Newsletter

Database of optical properties of complex particles (results of  laboratory microwave analog simulations)


Main publications

T. J. Jones,  D. Stark,  C. E.  Woodward, M.  Kelley, L.  Kolokolova, D.  Clemens, A. Pinnick,. Evidence of Fragmenting Dust Particles from Near-Simultaneous Optical and Near-Infrared Photometry and Polarimetry of Comet 73P/Schwassmann-Wachmann 3, Astron. J., 135, 1318-1327, 2008.

 

D. Harrington, K Meech,  L. Kolokolova,  J. R. Kuhn, and  K. Whitman, Spectropolarimetry of the Deep Impact target comet 9P/Tempel 1 with HiVIS , Icarus, 187,  177-184, 2007

 

L. Kolokolova, H. Kimura, N. Kiselev, and V. Rosenbush, Polarimetric and infrared evidence of two types of dust in comets, Astron. Astrophys., 463, 1189-1196, 2007

 

V. Rosenbush, L. Kolokolova, A. Lazarian, N. Shakhovskoj, and N. Kiselev, Circular polarization in comets: Observations of comet C/1999 S4 (LINEAR) and tentative interpretation, Icarus, 186,  317-330, 2007

L. Kolokolova, H. Kimura, K. Ziegler, and I. Mann, Light-scattering properties of random-oriented aggregates: Do they represent the properties of an ensemble of aggregates?  J.  Quant. Spectrosc. and Radiative Transfer 100, 199-206, 2006.

S. Bagnulo, H. Boehnhardt, K.  Muinonen, L.  Kolokolova, I. BelskayaI.; M. A. Barucci,  Exploring the surface properties of transneptunian objects and Centaurs with polarimetric FORS1/VLT observations, Astron.Astroph. 450, 1239-1243, 2006.

G. P.  Tozzi,  L. M. Lara, L. Kolokolova, H. Boehnhardt,  J. Licandro, R. Schulz,  Sublimating components in the coma of comet C/2000 WM1(LINEAR), Astron.Astrophys. 424, 325-331, 2004.

J. Thomas-Osip,  B. Gustafson, B. Å. S., L. Kolokolova, Y.-L. Xu, An investigation of Titan's aerosols using microwave analog measurements and radiative transfer modeling, Icarus, 179, 511-516, 2005.

L. Kolokolova,  M. Hanner, A-Ch. Levasseur-Regourd, and B. Å. S. Gustafson, Physical properties of cometary dust from light scattering and emission, in Comets II, Univ. of Arizona Press, 577-604, 2004.

L .Kolokolova,  H. Kimura, and I. Mann, Characterization of dust particles using photopolarimetric data: Example of cometary dust, in Photopolarimetry in Remote Sensing, (Eds. G. Videen, Ya. Yatskiv, and M. Mishchenko), Kluwer Academic Publishers, Dordrecht, The Netherlands, 431-454, 2004.

G.-P. Tozzi,  L. M. Lara, L. Kolokolova, H. Boehnhardt, J. Licandro, and R. Schulz, Sublimating components in the coma of comet C/2001 WM1 LINEAR, Astron. Astrophys.424, 325-330, 2004.

H. Boehnhardt,  S. Bagnulo, K. Muinonen, M. A. Barucci, L. Kolokolova, E. Dotto, and G.-P. Tozzi, Surface characterization of 28978 Ixion (2001 KX76), Astron. Astrophys., 415, L21-L25, 2004.

I. Mann, H. Kimura, and L. Kolokolova, A comprehensive model to describe light scattering properties of cometary dust, J. Quant. Spectrosc. Radiat. Transfer,  89,  291-301, 2004.

K. Ziegler and L. Kolokolova, Light scattering in an ensemble of complex particles: random matrix approach, J. Quant. Spectrosc. Radiat. Transfer,   88, 173-181, 2004.

H. Boehnhardt, S. Bagnulo, K. Muinonen, M. A. Barucci, L. Kolokolova, E. Dotto, and G.-P. Tozzi, Surface characterization of 28978 Ixion (2001 KX76), Astron. Astrophys., 415, L21-L25, 2004.

H. Kimura, L. Kolokolova, and I. Mann, Optical properties of cometary dust: Constraints from numerical studies on light scattering by aggregate particles, Astron. Astrophys., 407, L5-L8, 2003

L. Kolokolova, L. Lara, R. Schultz, J. Stuewe, and G. P. Tozzi  Color of an ensemble of particles with a wide power-law size distribution: application to observations of Comet Hale-Bopp at 3 AU, Journal of Quant. Spectr.Radiat. Transer., 79-80,  861-871, 2003

L. Kolokolova and B. Å. S. Gustafson, Scattering by inhomogeneous particles: Microwave analog experiment comparison to effective medium theories, J.  Quant. Spectrosc. Radiat. Transfer, 70, 611-625, 2001

B. Å. S. Gustafson, J. M. Greenberg, L. Kolokolova, Y. Xu, and R. Stognienko.  Interactions with Electromagnetic Radiation:  Theory and Laboratory Simulations, in: "Interplanetary Dust", (Gruen, Gustafson, Dermott, and Fechtig, Eds.), Springer-Verlag, Berlin Heidelberg New York, 509-569, 2001

L. Kolokolova, L. M. Lara, R. Schulz, J. Stüwe, and G. P. Tozzi, Properties and Evolution of Dust in Comet Tabur (C/1996~Q1) from the Color Maps, Icarus, 153, 197-207, 2001

L. Kolokolova, B. Å. S. Gustafson, K. Jockers, and G.Lichtenberg, Properties and evolution of cometary dust in near-nucleus coma from their color and polarization, J.Geophys.Res., 106, 10113-10128, 2001 

B. Å. S. Gustafson and L. Kolokolova, A Systematic Study of Light Scattering by Aggregate Particles Using the Microwave Analog Technique: Angular and Wavelength Dependence of Intensity and Polarization, J.Geophys.Res., 104, 31711-31720, 1999

B. Å. S. Gustafson, L. Kolokolova, J. E. Thomas-Osip, K. W. T. Waldemarsson, J. Loesel, and Y-l. Xu, Scattering by Complex Systems II:Results from Microwave Measurements, in "Formation and Evolution of Solids in Space" , eds. J. M. Greenberg and A. Li, (Dordrecht: Kluwer Academic Publishers), 549-564, 1998

L. Kolokolova and K. Jockers, Composition of Cometary dust from Polarization  Spectra, Planet. and Sp.Science,  45,  1543-1550, 1997

L. Kolokolova and A. Zaitcev, Ground-based radar experiments for the study of  radiation scattering by  atmosphereless celestial bodies, "Astronomical and  Astrophysical Transactions", 13, 1-9, 1997

L. Kolokolova, K. Jockers, G. Chernova, and N. Kiselev, Properties of Cometary Dust  from the Color and  Polarization, Icarus, 126, 351-361, 1997

L.  Kolokolova, M. I. Mishchenko, and  M. Wolff, On  the  negative  polarization of  light  scattered  by  subwavelength  regolithic grains", Mon.Not.of Royal Astron.Soc., 260,  550-552, 1993

 V. Degtjarev  and  L. O. Kolokolova,  Possible  Application   of  Circular Polarization for  Remote  Sensing of  Cosmic  Bodies, Earth, Moon and Planets, 57,  213-223, 312, 1992

 V.  Degtjarev, A. V. Morozhenko, L. O.  Kolokolova, and M. F. Tsurul,  Diagnostic   abilities    of    circular  polarization    for  atmosphereless bodies,  Soviet  Astronomy  Letters,  18,  279-283, 1992

 L.  Kolokolova,  Dependence  of  Polarization  on  Optical  and   Structural Properties of the Surfaces of  Atmosphereless Bodies, Icarus, 84,  305-314, 1990

 L.  Kolokolova and E. G. Yanovitskij, One  More  Possibility  for   Asteroid  Diameters  Determination  from  Polarimetric    Data,  Kinemat. and Phys. of Celest. Bodies, 4, N 1, p. 82-84, 1988

O.  Kvaratskheliya  and  L. Kolokolova,  The  Lunar   Samples  Difference from the Natural Lunar  Surface, Kinemat.  and  Phys. of Celest. Bodies, 3, N 5,  90-92, 1987

L.  Kolokolova, Study of  Some  Statistical  Relationships  for  Polarimetric Quantities of Atmosphereless  Bodies, Kinematand Phys. of Celest. Bodies, 3, N 5, 47-52, 1987

A.  Morozhenko, L.  Kolokolova, E. A. Kajmakov and  I. S. Lyzunkova,   Possible Nature of Cometary   Atmosphere Particles, Icarus,  66, 223-229, 1986

L.  Kolokolova, Influence of  Surface  Structure of  Atmosphereless Bodies on  Polarization  of  Light  Scattered  by Them, Astronomicheskij Vestnik (Solar  System),  19,  165-173, 1985

L.  Kolokolova  and  A. F. Steklov,  Possibility  of  Microorganism Origin in Jovian Satellites,  Microbiological Journal of Academy of Sciences of UkrSSR, 43,  791-796, 1981

L.  Kolokolova and  A. F. Steklov,  A  New  Possibility  of  Life  Origin for Celestial Bodies, Reports of  Academy of Sciences  of Ukrainian SSR, B, N 7, 62-64, 1981