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Ludmilla Kolokolova Department of
Astronomy, University of
Maryland, College Park, MD,
20742 Tel. (301)-405-1539, Fax. (301)-405-3538 E-mail: |
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
Astrobiology
Small Bodies
Node of the NASA Planetary Data System (Archive
Manager)
Light-Scattering Newsletter
Cosmic Dust Modeling Database
Main publications
Moreno,
F., et al. (including Kolokolova, L.), 2018. Models of Rosetta/OSIRIS 67P dust coma phase
function. The Astronomical Journal, 156(5), 237 - 246.
Protopapa,
S., Kelley, M.S., Yang, B., Bauer, J.M., Kolokolova, L., Woodward, C.E., Keane,
J.V. and Sunshine, J.M., 2018. Icy Grains from the Nucleus of
Comet C/2013 US10 (Catalina). The Astrophysical
Journal Letters, 862(2), L16-L19.
Poteet, C.A.,
Chen, C.H., Hines, D.C., Perrin, M.D., Debes, J.H., Pueyo, L., Schneider, G., Mazoyer,
J. and Kolokolova, L., 2018. Space-based Coronagraphic
Imaging Polarimetry of the TW Hydrae Disk: Shedding New Light on Self-shadowing
Effects. The Astrophysical Journal, 860(2), 115 - 126.
Kolokolova, L.,
Nagdimunov, L. and Mackowski, D.,
Light Scattering by Hierarchical Aggregates. Journal of
Quantitative Spectroscopy and Radiative Transfer, 204, 138-143, 2018.
Pitman, K.,
Kolokolova, L., Verbiscer, A., Mackowski,
D., et al. 2017, Coherent Backscattering Effect in Spectra of
Icy Satellites and its Modeling using Multi-Sphere T-Matrix (MSTM) Code for
Layers of Particles, Planetary and. Space Science, 149, 23-31, 2018.
Rosenbush, V.K., Ivanova,
O.V., Kiselev, N.N., Kolokolova, L., and Afanasiev, V.L., Spatial variations of brightness, colour and polarization of dust in comet 67P/Churyumov-Gerasimenko.
Monthly Notices of the Royal Astronomical Society,
469(Suppl_2), S475-S491, 2017.
Agarwal,
J., et al. (including Kolokolova, L.), Evidence of sub-surface energy storage in comet 67P
from the outburst of 2016 July 03. Monthly Notices of the Royal
Astronomical Society, 469(Suppl_2), S606-S625, 2017.
Masoumzadeh, N, N. Oklay,
L. Kolokolova, et al. Opposition effect on comet
67P/Churyumov-Gerasimenko using Rosetta-OSIRIS images, Astronomy and
Astrophysics, 599, A11-A17, 2017.
Bagnulo, S., Belskaya, I., Cellino, A. and
Kolokolova, L., Polarimetry of small bodies and satellites of our
Solar System. The European Physical Journal
Plus, 132, 1-20, 2017.
Kimura,
H., Kolokolova, L., Li, A. and Lebreton, J.,
Light Scattering and Thermal Emission by Primitive Dust Particles in Planetary
Systems. In Light Scattering Reviews,
Volume 11, Springer Berlin Heidelberg, 363-418, 2016.
Kolokolova, L.,
Cometary dust under the microscope. Nature, 537(7618), 37-38,
2016.
Kolokolova, L.,
et al. Clues to cometary circular polarization from
studying magnetic field in the vicinity of the nucleus of comet
67P/Churyumov-Gerasimenko, MNRAS, 462, S422-S431, 2016.
Kelley, M.S.,
Woodward, C.E., Bodewits, D., Farnham, T.L., Gudipati, M.S., Harker, D.E., Hines, D.C., Knight, M.M.,
Kolokolova, L., Li, A. and de Pater, I., Cometary Science
with the James Webb Space Telescope. Publications of the
Astronomical Society of the Pacific, 128(959), p.018009, 2016.
Stinson,
A., Bagnulo, S., Tozzi,
G.P., Boehnhardt, H., Protopapa, S., Kolokolova, L., Muinonen, K. and Jones, G.H.,
Polarimetry of comets 67P/Churyumov-Gerasimenko, 74P/Smirnova-Chernykh,
and 152P/Helin-Lawrence. Astronomy and Astrophysics, 594, p.A110, 2016.
Kolokolova, L.,
Nagdimunov, L., A`Hearn, M., King, A. and Wolff, M.,
Studying the nucleus of comet 9P/Tempel 1 using the structure of the Deep
Impact ejecta cloud at the early stages of its development. Planetary
and Space Science, 133, 76-84, 2016.
Polarization of Stars and Planetary Systems ,
Cambridge University Press, (Eds., Kolokolova, L., Hough, J., Levasseur-Regourd A.-Ch.), 490p., 2015.
Sparks, W., J.
Hough, L. Kolokolova, Polarimetry in Astrobiology, In Polarization of
Stars and Planetary Systems , Cambridge University
Press, 462-479, 2015.
Kiselev, N., Rosenbush,
V., Kolokolova, L., Levasseur-Regourd, A.-Ch.,
Polarimetry of Comets, In Polarization of Stars and Planetary Systems ,
Cambridge University Press, 379-405, 2015.
Kolokolova, L.,
Das, H. S., Dubovik, O., Lapyonok,
T., and Yang, P., Polarization of cosmic dust simulated with the
rough spheroid model. Planetary and Space Science, 116,
30-38, 2015.
Nagdimunov, L.,
Kolokolova, L., Wolff, M., A`Hearn, M. F., and Farnham, T. L.,
Properties of comet 9P/Tempel 1 dust immediately following excavation by Deep
Impact. Planetary and Space Science, 100, 73-78, 2014
Kolokolova, L.,
Nagdimunov,L., Comparative
analysis of polarimetric signatures of aligned and optically active ( homochiral ) dust particles , Planetary and Space Sciences,
100, 57-63, 2014
C., Ejeta, Boehnhardt, H., Bagnulo, S., Muinonen, K.,
Kolokolova, L.,Tozzi, G. P.,
Polarization of Saturn's moon Iapetus. II. Comparison of the dark and the
bright sides, Astron.Astropys., 549, id.A61, 5pp., 2013.
W. Sparks, J.
Hough, T. Germer, F. Robb, Frank, L. Kolokolova, Remote
sensing of chiral signatures on Mars, Planetary and Space Science, 72, 111-115,
2012
A.
Borovoi, Kolokolova, L., Konoshonkin,
A., Glints
from particulate media and wavy surfaces, J.Quant.Spectrosc.
Radiat.Transfer, 113, 2542-2551, 2012
L.
Kolokolova,
Photopolarimetric remote sensing of aggregates in
cosmic dust. In: Polarimetric Detection, Characterization, and Remote Sensing
(M. I. Mishchenko, Ya. S. Yatskiv, V. K. Rosenbush, and G. Videen, Eds), Springer, Berlin,
p. 261-276, 2011.
D.
Mackowski, L. Kolokolova, and W. Sparks, T-matrix approach to
calculating circular polarization of aggregates made of optically active
materials. J. Quant. Spectrosc. Radiat. Transfer
112, 1726 – 1732, 2011.
L.
Kolokolova, W. Sparks, D. Mackowski, Astrobiological
remote sensing with circular polarization In: Polarimetric Detection,
Characterization, and Remote Sensing (M. I. Mishchenko, Ya.
S. Yatskiv, V. K. Rosenbush, and G. Videen, Eds.),
Springer, Berlin, p. 277-294, 2011.
S.
Bagnulo, I. Belskaya. H. Boehnhardt, L. Kolokolova, K. Muinonen,
M. Sterzik, G.-P. Tozzi, Polarimetry of small
bodies of the solar system with large telescopes, J. Quant. Spectrosc.
Radiat.
Transfer, 112, 2059 – 2067, 2011,
L.
Kolokolova, E. Petrova, H. Kimura, Effects of Interaction of
Electromagnetic Waves in Complex Particles, In: Electromagnetic Waves (V. Zhurbenko, Ed.) , InTech, Vienna, ISSN 978-953-307-304-0, p. 173 - 202, 2011.
K.
Meech, M. A`Hearn et al. (193 co-authors including L. Kolokolova), EPOXI: 103P/Hartley 2
Observations from a Worldwide Campaign, Astroph. J.Let.,
734, Issue 1, article id. L1, 2011.
G.
P. Tozzi,, Patriarchi, P., Boehnhardt, H., Vincent, J.-B., Licandro,
J., Kolokolova, L., Schulz, R., Stuewe, J. Evolution of the dust
coma in comet 67P/Churyumov-Gerasimenko before the 2009 perihelion, Astron. Astrophys., 531, id.A54, 2011.
Ch.
Woodward, T. J. Jones, B. Brown, E. L. Ryan, M. Krejny,
L. Kolokolova, M. S. Kelley, D. E. Harker, M. L. Sitko, Dust in Comet C/2007 N3 (Lulin), Astron. J., 141, Issue 6, article id. 181, 2011.
L.
Kolokolova,, L. Li , B. Buratti, M. Mishchenko, Modeling variations in
the near-infrared spectra produced by the coherent backscattering effect, J.
Quant. Spectrosc. Radiat. Transfer,
112, 2175-2181, 2011.
I.
Belskaya, S. Bagnulo, M.A. Barucci, K. Muinonen, G.P. Tozzi, S. Fornasier, L.
Kolokolova, Polarimetry
of Centaurs (2060) Chiron, (5145) Pholus and (10199) Chariklo, Icarus, 210, 472-479, 2010.
L.
Kolokolova, and Kimura, H.,
Effects of Electromagnetic Interaction in the Polarization of Light Scattered
by Cometary and Other Types of Cosmic Dust, Astron.Astroph., 513, 40, 2010.
L.
Kolokolova, B. Buratti, and V. Tishkovets, Impact of coherent
backscattering on the spectra of icy satellites of Saturn and the implications
of its effects for remote sensing, Astroph. J. Let., 711, L71-L75, 2010.
L.
Kolokolova, and Kimura H.,
Comet Dust as a Mixture of Aggregates and Solid Particles: Model Consistent
with Ground-Based and Space-Mission Results, Earth, Planets and Space, 62,
17-22, 2010.
H. Boehnhardt, Tozzi, G. P.; Sterzik, M.; Bagnulo, S.; Kolokolova, L.;
Muinonen, K. Polarimetry in Planetary Science: A Step
Forward with the VLT and a Need for the ELTs , Earth, Moon, & Planets, 105, 95-100, 2009
W.
Sparks, Hough, J.H., Germer, T.A., Chen, F., DasSarma, S., DasSarma, P., Robb,
F.T., Manset, N. ,Kolokolova, L., Reid, I.N., Macchetto, D., Martin, W. Detection of
Circular Polarization in Light Scattered from Photosynthetic Microbes, Proceedings of the National
Academy of Sciences, 106, 7816-7821, 2010
W.
Sparks, J. H. Hough, L. Kolokolova, T. Germer, F.
Chen, S. DasSarma, P.DasSarma,
F. Robb, N. Manset, I.N. Reid, F. D. Macchetto, W. Martin, Circular
Polarization in Scattered Light as a Possible Biomarker, J.
Quant. Spectrosc, & Radiat.
Transfer, 110, 1771-1779, 2009
V. Rosenbush, Kiselev, N.. Kolokolova, L.;
Velichko, S.; Velichko, F.; Antoniuk, K.; Kolesnikov, S. Polarization properties of
odd comet 17P/Holmes, J. Quant. Spectrosc. & Radiat.
Transfer, 110, 1719-1725, 2009
N.
Kiselev, Rosenbush, V.,
Kolokolova, L., Antonyuk K.,
The anomalous spectral dependence of polarization in comets, Journal of Quant. Spectrosc.
and Radiative Transfer, 109, 1384-1389, 20
S.
Bagnulo, Belskaya, I., Muinonen, K., Tozzi, G. P., Barucci, M. A., Kolokolova, L., Fornasier,
S. Discovery of two distinct polarimetric behaviours of trans-Neptunian objects, Astronomy and Astrophysics
Letters, 491, 33-35, 2008
H.
Boehnhardt, Tozzi, G. P., Bagnulo, S., Muinonen, K., Nathues, A., Kolokolova, L., Photometry
and polarimetry of the nucleus of comet 2P/Encke, Astron. Astroph.,
489, 1337-1343, 2008
I. Belskaya, Bagnulo, S.; Muinonen, K.; Barucci, M. A.;
Tozzi, G. P.; Fornasier, S.;
Kolokolova, L.,
Polarimetry of the dwarf planet (136199) Eris, Astron. Astrophys. 479, 265 - 269, 2008
G. P. Tozzi, Boehnhardt, H.,
Kolokolova, L., Bonev, T., Pompei, E., Bagnulo, S.,
Ageorges, N., Barrera, L.,
Hainaut, O., Kaeufl, H. U., and 8 coauthors, Dust
observations of Comet 9P/Tempel 1 at the time of the Deep Impact, Astron. Astrophys., 476, 979 - 988, 2008
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. Belskaya, I., 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. A. S., Gustafson, 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. A. 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. A. S. Gustafson,
Scattering by inhomogeneous particles: Microwave analog experiment comparison
to effective medium theories, J. Quant. Spectrosc.
Radiat.
Transfer, 70, 611-625, 2001
B.
A. 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. Stuewe, 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. A. 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. A. 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. A. 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, Kinemat. and 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