Instytut Geofizyki - dr hab. Konrad Kossacki

dr hab. Konrad Kossacki

profesor ucz.

Instytut Geofizyki
Zakład Fizyki Atmosfery

ul. Pasteura 5, pokój: B4.13

+48 22 55 32 013

kjkossac@fuw.edu.pl

Ewolucja komet - symulacje numeryczne zmian struktury jąder komet, laboratoryjne badania właściwości analogów kometarnych.

Ewolucja lodowych księżyców - symulacje numeryczne.

Zachowanie lodu na Marsie - symulacje numeryczne kondensacji i sublimacji lodu powierzchniowego i gruntowego oraz analiza możliwości topnienia lodu powierzchniowego.

Ewolucja klimatu Ziemi - symulacje numeryczne zmian klimatycznych w skali czasu setek milionów lat.

Współpraca naukowa

Centrum Badań Kosmicznych Polskiej Akademii Nauk
Potsdam Institute for Climate Impact Research, Potsdam, Niemcy
Max-Planck-Inst. for Solar System Research, Niemcy

Kossacki K.J., Wesołowski M., Szutowicz S., Mikołajków T., 2023, Outgassing of ice agglomerates, ICARUS, vol. 398, pp. art. 115518, 10.1016/j.icarus.2023.115518

Kossacki K.J., Wesołowski M., Skóra G., Staszkiewicz K., 2022, Comets, sliding of surface dust II, ICARUS, vol. 379, pp. art. 114946, 10.1016/j.icarus.2022.114946

Kossacki K.J., Wesołowski M., Szutowicz S., Mikolajków T., 2022, Outgassing of selected possible cometary analogs: Laboratory simulations, ICARUS, vol. 388, pp. art. 115209, 10.1016/j.icarus.2022.115209

Wesołowski M., Gronkowski P., Kossacki K.J., 2022, The influence of the porosity of dust particles on the amplitude of the change in the brightness of a comet, Monthly Notices of the Royal Astronomical Society, vol. 517(4), pp. 4950-4958, 10.1093/mnras/stac2967

Czechowski L., Kossacki K.J., 2021, Dynamics of material ejected from the Hatmehit depression and landslides on comet 67P/Churyumov–Gerasimenko, Planetary and Space Science, vol. 209, pp. art. 105358, 10.1016/j.pss.2021.105358

Kossacki K., 2021, Sublimation of porous granular ice in vacuum, ICARUS, vol. 368, pp. art. 114613, 10.1016/j.icarus.2021.114613

Kossacki K.J., Skóra G., Czechowski L., 2020, Comets, sliding of surface dust, ICARUS, vol. 348, pp. art. 113781, 10.1016/j.icarus.2020.113781

Kossacki K.J., Czechowski L., Skóra G., 2020, Influence of landslides on the erosion of slopes on comet 9P/Tempel 1: Laboratory experiments and numerical simulations, ICARUS, vol. 340, pp. art. 113529, 10.1016/j.icarus.2019.113529

Kossacki K.J., Czechowski L., 2019, Local activity of comets: an indicator of non-uniform composition, Monthly Notices of the Royal Astronomical Society, vol. 490(2), pp. 2050-2055, 10.1093/mnras/stz2739

Kossacki K.J., Misiura K., Czechowski L., 2019, Sublimation of buried cometary ice, ICARUS, vol. 329, pp. 72-78, 10.1016/j.icarus.2019.03.019

Kossacki K.J., 2019, Sublimation of cometary ices in the presence of organic volatiles II, ICARUS, vol. 319, pp. 470-475, 10.1016/j.icarus.2018.09.041

Kossacki, K.J., Jasiak, A., 2019, The evolution of gently sloping mantled deposits on comet 67P/Churyumov-Gerasimenko, ICARUS, vol. 319, pp. 381-391, 10.1016/j.icarus.2018.09.035

Kossacki K., Czechowski L., 2018, Comet 67p/Churyumov–Gerasimenko, possible origin of the depression Hatmehit, Icarus, vol. 305, pp. 1-14, 10.1016/j.icarus.2017.12.027

Kossacki K.J., Leliwa-Kopystynski J., Witek P., Jasiak A., Dubiel A., 2017, Sublimation of cometary ices in the presence of organic volatiles, Icarus, vol. 294, pp. 227-233, 10.1016/j.icarus.2017.03.006

Kossacki K.J., 2016, Comet 67P/Churyumov–Gerasimenko, location of pristine material?, Planetary and Space Science, vol. 125, pp. 96-104, 10.1016/j.pss.2016.03.007

Kossacki, K.J., Szutowicz, S, 2015, Activity of Comet C/2006 W3 Christensen, Icarus, vol. 250, pp. 595-601, 10.1016/j.icarus.2014.12.019

Kossacki K.J., Spohn T., Hagermann A., Kaufmann E., Kührt E., 2015, Comet 67P/Churyumov–Gerasimenko: Hardening of the sub-surface layer, Icarus, vol. 260, pp. 464-474, 10.1016/j.icarus.2015.07.024

Kossacki K.J., 2015, Comet 9P/Tempel 1: Evolution of the surface, Icarus, vol. 245, pp. 348-354, 10.1016/j.icarus.2014.09.044

Spohn T., Knollenberg J., Ball A.J., Banaszkiewicz M., Benkhoff J., Grott M., Grygorczuk J., Hüttig C., Hagermann A., Kargl G., Kaufmann E., Kömle N., Kührt E., Kossacki K.J., Marczewski W., Pelivan I., Schrödter R., Seiferlin K., 2015, Thermal and Mechanical Properties of the Near-Surface Layers of comet 67P/Churyumov-Gerasimenko, Science, vol. 349 (6247), pp. art. aab0464, 10.1126/science.aab0464

Kossacki, K.J., Markiewicz, W.J., 2014, Seasonal flows on dark martian slopes, thermal condition for liquescence of salts, Icarus, vol. 233, pp. 126-130, 10.1016/j.icarus.2014.01.032

Kossacki, K.J., Leliwa-Kopystynski, J., 2014, Temperature dependence of the sublimation rate of water ice: Influence of impurities, Icarus, vol. 233, pp. 101-105, 10.1016/j.icarus.2014.01.025

Kossacki, K.J., Szutowicz, S., 2013, Activity of Comet 29P/Schwassmann-Wachmann 1, Icarus, vol. 225, pp. 111-212, 10.1016/j.icarus.2013.03.003

Kossacki, K.J., Markiewicz, W.J., 2013, Comet 67P/CG: Influence of the sublimation coefficient on the temperature and outgassing, Icarus, vol. 224, pp. 172-177, 10.1016/j.icarus.2013.02.012

Kossacki K.J., Szutowicz S., 2012, Main Belt Comet P/2008 R1 Garradd: Duration of activity, Icarus, vol. 217 (1), pp. 66-76, 10.1016/j.icarus.2011.10.005

Czechowski L., Kossacki K.J., 2012, Thermal convection in the porous methane-soaked regolith in Titan: Finite amplitude convection, Icarus, vol. 217 (1), pp. 130-143, 10.1016/j.icarus.2011.10.006

Kossacki K.J., Szutowicz S., 2011, Comet 17P/Holmes: Possibility of a CO driven explosion, Icarus, vol. 212 (2), pp. 847-857, 10.1016/j.icarus.2011.01.007

Kossacki K.J., Portyankina G., Thomas N., 2011, The evolution of exposed ice in a fresh mid-latitude crater on Mars, Icarus, vol. 211 (1), pp. 195-206, 10.1016/j.icarus.2010.10.005

Kossacki KJ, Szutowicz S., 2010, Crystallization of ice in Comet 17P/Holmes: Probably not responsible for the explosive 2007 megaburst, ICARUS, vol. 207(1), pp. 320-340, 10.1016/j.icarus.2009.10.014

Kossacki K.J., Szutowicz S., 2010, Crystallization of ice in Comet 17P/Holmes: Probably not responsible for the explosive 2007 megaburst, ICARUS, vol. 207(1), pp. 320-340, 10.1016/j.icarus.2009.10.014

Von Bloh W., Kossacki K.J., Franck S., and Bounama C., 2010, Diurnal Habitability of Frozen Worlds, Earth, Moon, and Planets, vol. 106(1), pp. 15-26, 10.1007/s11038-009-9343-6

Kossacki K.J., Markiewicz W., 2010, Interfacial liquid water on Mars and its potential role in formation of hill and dune gullies, ICARUS, vol. 210(1), pp. 83-91, 10.1016/j.icarus.2010.06.029

Kossacki KJ,Markiewicz WJ., 2010, Interfacial liquid water on Mars and its potential role in formation of hill and dune gullies, ICARUS, vol. 210(1), pp. 83-91, 10.1016/j.icarus.2010.06.029

Kossacki KJ, Markiewicz WJ., 2009, Small-scale trench in the north polar region of Mars: Evolution of surface frost and ground ice concentration, ICARUS, vol. 199(1), pp. 75-85, 10.1016/j.icarus.2008.09.003

Dziak-Jankowska B, Leliwa-Kopystynski J, Kossacki KJ, 2009, Sublimation-driven evolution of the local radius and the moment of inertia of a long-period comet, Acta Geophysica, vol. 57(2), pp. 509–535, 10.2478/s11600-009-0005-x

Czechowski L., Kossacki K., 2009, Thermal convection in the porous methane-soaked regolith of Titan: investigation of stability, ICARUS, vol. 202(2), pp. 599-606, 10.1016/j.icarus.2009.02.032

Kuppers M, Keller HU, Kuhrt E, et al. (Kossacki K), 2009, Triple F-a comet nucleus sample return mission, Experimental Astronomy, vol. 23(3), pp. 809–847, 10.1007/s10686-008-9115-8

Kossacki, KJ; Szutowicz, S., 2008, Comet 9P/Tempel 1: Sublimation beneath the dust cover, ICARUS, vol. 195(2), pp. 705-724, 10.1016/j.icarus.2007.12.014

Kossacki KJ, Szutowicz S, 2006, Comet 67P/Churyumov-Gerasimenko: Modeling of orientation and structure, Planetary and Space Science, vol. 54(1), pp. 15-27, 10.1016/j.pss.2005.09.001

Kossacki KJ, Leliwa-Kopystyński J, Szutowicz S., 2006, Evolution of depressions on Comet 67P/Churyumov-Gerasimenko: Role of ice metamorphism, ICARUS, vol. 184(1), pp. 221-238, 10.1016/j.icarus.2006.04.018

Kossacki KJ, Markiewicz WJ, Smith MD, Page D, Murray J., 2006, Possible remnants of a frozen mud lake in southern Elysium, Mars, ICARUS, vol. 181(2), pp. 363-374, 10.1016/j.icarus.2005.11.018

Kossacki K.J., Leliwa-Kopystyński J., 2004, Non-uniform seasonal defrosting of subpolar dune field on Mars, ICARUS, vol. 168(1), pp. 201-204, 10.1016/j.icarus.2003.11.010

Kossacki K.J., Markiewicz W.J.,, 2004, Seasonal melting of surface water ice condensing in martian gullies, ICARUS, vol. 171(2), pp. 272-283, 10.1016/j.icarus.2004.05.018

Kossacki KJ, Markiewicz WJ, Smith MD, 2003, Surface temperature of Martian regolith with polygonal features: influence of the subsurface water ice, Planetary and Space Science, vol. 51(9-10), pp. 569-580, 10.1016/S0032-0633(03)00070-9

Franck S, Kossacki KJ, Von Bloh W, Bounama C., 2002, Long-term evolution of the global carbon cycle: historic minimum of global surface temperature at present, Tellus Series B-Chemical and Physical Meteorology, vol. 54(4), pp. 325-343, 10.1034/j.1600-0889.2002.201377.x

Kossacki KJ, Markiewicz WJ,, 2002, Martian seasonal CO2 ice in polygonal troughs in southern polar region: Role of the distribution of subsurface H2O ice, ICARUS, vol. 160(1), pp. 73-85, 10.1006/icar.2002.6936

Kossacki KJ, Markiewicz WJ, Keller HU, 2001, Effect of surface roughness on ice distribution in the south subpolar region of Mars, Planetary and Space Science, vol. 49(5), pp. 437-445, 10.1016/S0032-0633(00)00137-9

Leliwa-Kopystyński J, Kossacki KJ, 2000, Evolution of porosity in small icy bodies, Planetary and Space Science, vol. 48(7-8), pp. 727-745, 10.1016/S0032-0633(00)00038-6

Kossacki KJ, Markiewicz WJ, Keller HU, 2000, Small scale trench in the Martian soil: Conditions for condensation of atmospheric volatiles, ICARUS, vol. 144(2), pp. 463-478, 10.1006/icar.1999.6292

Kossacki KJ, Szutowicz S, Leliwa-Kopystyński J, 1999, Comet 46P/Wirtanen: Evolution of the subsurface layer, ICARUS, vol. 142(1), pp. 202-218, 10.1006/icar.1999.6196

Kossacki KJ, Markiewicz WJ, Skorov Y, Kömle NI, 1999, Sublimation coefficient of water ice under simulated cometary-like conditions, Planet and Space Science, vol. 47(12), pp. 1521-1530, 10.1016/S0032-0633(99)00037-9

Kossacki KJ, Kömle NI, Leliwa-Kopystyński J, Kargl G, 1997, Laboratory investigation of the evolution of cometary analogs: Results and interpretation, ICARUS, vol. 128(1), pp. 127-144, 10.1006/icar.1997.5701

Kossacki K.J., Lorenz R.D., 1996, Hiding Titan's ocean: Densification and hydrocarbon storage in an icy regolith, Planetary and Space Science, vol. 44(9), pp. 1029-1037

Prace licencjackie

Modelowanie numeryczne rzek na Tytanie i Ziemi
Anastasiia Bendiukova, Wydział Fizyki UW, 2016
Wokółziemski antropogeniczny gruz kosmiczny (space-debris)
Marcin Drążkowiak, Wydział Fizyki, 2006
Fizyka kraterów uderzeniowych
Marcin Banaszek, Wydział Fizyki, 2005
Wenus - misja Magellana
Rafał Salamonik, Wydział Fizyki, 2001

Współpraca naukowa

Projekt badawczy

Magistrowie

Licencjaci

Rozprawy doktorskie

Prace licencjackie