Space

Telescopes of the 21st century revealed the Universe to be full of extreme accelerators – objects able to accelerate particles to extreme energies in a very effective way. We study these sources in order to understand the underlying physical processes.

About the Research Area

While about half of the Galactic X-ray sources are binary systems, only a few (less than 10) binary systems are able to produce TeV emission. Our group is organising extensive multi-wavelength campaigns (from radio up to very high, GeV energies) to study these systems in all possible details we use for further modelling. The aim is to understand what makes these systems so special. In addition to that, we study the origin of the high energy emission of the supermassive black hole in the centre of our Galaxy, which is important for the understanding of the origin and properties of the cosmic rays in the central region.

Under this theme we also investigate low-temperature plasma based concepts for electric propulsion technologies.

Space Publications

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Examining molecular clouds in the galactic centre region using x-ray reflection spectra simulations. Walls, M; Chernyakova, M; Terrier, R; Goldwurm, A. Monthly Notices of the Royal Astronomical Society 2016

Constraints on the spectrum of HESS J0632+057 from fermi-lat data. Malyshev, D; Chernyakova, M. Monthly Notices of the Royal Astronomical Society 2016

Global multifluid simulations of the magnetorotational instability in radially stratified protoplanetary discs. Rodgers-Lee, D; Ray, T.P; Downes, T.P. Monthly Notices of the Royal Astronomical Society 2016

A SEARCH for VERY HIGH ENERGY GAMMA RAYS from the MISSING LINK BINARY PULSAR J1023+0038 with VERITAS. Aliu, E; Archambault, S; Archer, A; Benbow, W; Bird, R; Biteau, J; Buchovecky, M; Buckley, J.H; Bugaev, V; Byrum, K; Cardenzana, J.V; Cerruti, M; Chen, X; Ciupik, L; Connolly, M.P; Cui, W; Dickinson, H.J; Eisch, J.D; Falcone, A; Feng, Q; Finley, J.P; Fleischhack, H; Flinders, A; Fortin, P; Fortson, L; Furniss, A; Gillanders, G.H; Griffin, S; Grube, J; Gyuk, G; Hütten, M; Håkansson, N; Holder, J; Humensky, T.B; Johnson, C.A; Kaaret, P; Kar, P; Kelley-Hoskins, N; Kertzman, M; Kieda, D; Krause, M; Lang, M.J; Loo, A; Maier, G; McArthur, S; McCann, A; Meagher, K; Moriarty, P; Mukherjee, R; Nguyen, T; Nieto, D; Bhróithe, A.O.D; Ong, R.A; Otte, A.N; Pandel, D; Park, N; Pelassa, V; Petrashyk, A; Pohl, M; Popkow, A; Pueschel, E; Quinn, J; Ragan, K; Reynolds, P.T; Richards, G.T; Roache, E; Rulten, C; Santander, M; Sembroski, G.H; Shahinyan, K; Smith, A.W; Staszak, D; Telezhinsky, I; Tucci, J.V; Tyler, J; Varlotta, A; Vincent, S; Wakely, S.P; Weiner, O.M; Weinstein, A; Wilhelm, A; Williams, D.A; Zitzer, B; Chernyakova, M; Roberts, M.S.E. Astrophysical Journal 2016

PANGU: A wide field gamma-ray imager and polarimeter. Wu, X; Walter, R; Su, M; Ambrosi, G; Azzarello, P; Böttcher, M; Chang, J; Chernyakova, M; Fan, Y; Farnier, C; Gargano, F; Grenier, I; Hajdas, W; Mazziotta, M.N; Pearce, M; Pohl, M; Zdziarski, A. Proceedings of SPIE – The International Society for Optical Engineering 2016

PANGU: A high resolution gamma-ray space telescope. Wuf, X; Chang, J; Walter, R; Su, M; Ambrosi, G; Böttcher, M; Chernyakova, M; Fan, Y; Farnier, C; Gargano, F; Hajdas, W; Mazziotta, M.N; Morselli, A; Pearce, M; Pohl, M; Von Ballmoos, P; Zdziarski, A. Proceedings of Science 2015

Multi-wavelength observations of the binary system PSR B1259-63/LS 2883 around the 2014 periastron passage. Chernyakova, M; Neronov, A; van Soelen, B; Callanan, P; O’Shaughnessy, L; Babyk, I; Tsygankov, S; Vovk, I; Krivonos, R; Tomsick, J.A; Malyshev, D; Li, J; Wood, K; Torres, D; Zhang, S; Kretschmar, P; McSwain, M.V; Buckley, D.A.H; Koen, C. Monthly Notices of the Royal Astronomical Society 2015

GAMMA-RAY FLARE ACTIVITY from PSR B1259-63 during 2014 PERIASTRON PASSAGE and COMPARISON to ITS 2010 PASSAGE. Caliandro, G.A; Cheung, C.C; Li, J; Scargle, J.D; Torres, D.F; Wood, K.S; Chernyakova, M. Astrophysical Journal 2015

NuSTAR DISCOVERY of AN UNUSUALLY STEADY LONG-TERM SPIN-UP of the Be BINARY 2RXP J130159.6-635806. Krivonos, R.A; Tsygankov, S.S; Lutovinov, A.A; Tomsick, J.A; Chakrabarty, D; Bachetti, M; Boggs, S.E; Chernyakova, M; Christensen, F.E; Craig, W.W; Fürst, F; Hailey, C.J; Harrison, F.A; Lansbury, G.B; Rahoui, F; Stern, D; Zhang, W.W. Astrophysical Journal 2015

Leptonic origin of the 100 MeV γ-ray emission from the Galactic centre. Malyshev, D; Chernyakova, M; Neronov, A; Walter, R. Astronomy and Astrophysics 2015

High energy emission from the Galactic Center: Theory and observations. Chernyakova, M; Malyshev, D; Neronov, A; Walter, R. EPJ Web of Conferences 2015

The ASTRO-H X-ray astronomy satellite. Takahashi, T; Mitsuda, K; Kelley, R; Aharonian, F; Akamatsu, H; Akimoto, F; Allen, S; Anabuki, N; Angelini, L; Arnaud, K; Asai, M; Audard, M; Awaki, H; Azzarello, P; Baluta, C; Bamba, A; Bando, N; Bautz, M; Bialas, T; Blandford, R.D; Boyce, K; Brenneman, L; Brown, G; Cackett, E; Canavan, E; Chernyakova, M; Chiao, M; Coppi, P; Costantini, E; De Plaa, J; Den Herder, J.-W; Dipirro, M; Done, C; Dotani, T; Doty, J; Ebisawa, K; Enoto, T; Ezoe, Y; Fabian, A; Ferrigno, C; Foster, A; Fujimoto, R; Fukazawa, Y; Funk, S; Furuzawa, A; Galeazzi, M; Gallo, L; Gandhi, P; Gilmore, K; Guainazzi, M; Haas, D; Haba, Y; Hamaguchi, K; Harayama, A; Hatsukade, I; Hayashi, K; Hayashi, T; Hayashida, K; Hiraga, J; Hirose, K; Hornschemeier, A; Hoshino, A; Hughes, J; Hwang, U; Iizuka, R; Inoue, Y; Ishibashi, K; Ishida, M; Ishikawa, K; Ishimura, K; Ishisaki, Y; Itoh, M; Iwata, N; Iyomoto, N; Jewell, C; Kaastra, J; Kallman, T; Kamae, T; Kataoka, J; Katsuda, S; Katsuta, J; Kawaharada, M; Kawai, N; Kawano, T; Kawasaki, S; Khangaluyan, D; Kilbourne, C; Kimball, M; Kimura, M; Kitamoto, S; Kitayama, T; Kohmura, T; Kokubun, M; Konami, S; Kosaka, T; Koujelev, A; Koyama, K; Krimm, H; Kubota, A; Kunieda, H; Lamassa, S; Laurent, P; Lebrun, F; Leutenegger, M; Limousin, O; Loewenstein, M; Long, K; Lumb, D; Madejski, G; Maeda, Y; Makishima, K; Markevitch, M; Masters, C; Matsumoto, H; Matsushita, K; McCammon, D; McGuinness, D; McNamara, B; Miko, J; Miller, J; Miller, E; Mineshige, S; Minesugi, K; Mitsuishi, I; Miyazawa, T; Mizuno, T; Mori, K; Mori, H; Moroso, F; Muench, T; Mukai, K; Murakami, H; Murakami, T; Mushotzky, R; Nagano, H; Nagino, R; Nakagawa, T; Nakajima, H; Nakamori, T; Nakashima, S; Nakazawa, K; Namba, Y; Natsukari, C; Nishioka, Y; Nobukawa, M; Noda, H; Nomachi, M; O’Dell, S; Odaka, H; Ogawa, H; Ogawa, M; Ogi, K; Ohashi, T; Ohno, M; Ohta, M; Okajima, T; Okazaki, T; Ota, N; Ozaki, M; Paerels, F; Paltani, S; Parmar, A; Petre, R; Pinto, C; Pohl, M; Pontius, J; Porter, F.S; Pottschmidt, K; Ramsey, B; Reis, R; Reynolds, C; Ricci, C; Russell, H; Safi-Harb, S; Saito, S; Sakai, S.-I; Sameshima, H; Sato, K; Sato, R; Sato, G; Sawada, M; Serlemitsos, P; Seta, H; Shibano, Y; Shida, M; Shimada, T; Shirron, P; Simionescu, A; Simmons, C; Smith, R; Sneiderman, G; Soong, Y; Stawarz, L; Sugawara, Y; Sugita, S; Szymkowiak, A; Tajima, H; Takahashi, H; Takahashi, H; Takeda, S.-I; Takei, Y; Tamagawa, T; Tamura, K; Tamura, T; Tanaka, T; Tanaka, Y; Tanaka, Y; Tashiro, M; Tawara, Y; Terada, Y; Terashima, Y; Tombesi, F; Tomida, H; Tsuboi, Y; Tsujimoto, M; Tsunemi, H; Tsuru, T; Uchida, H; Uchiyama, H; Uchiyama, Y; Ueda, Y; Ueda, S; Ueno, S; Uno, S; Urry, M; Ursino, E; De Vries, C; Wada, A; Watanabe, S; Watanabe, T; Werner, N; White, N; Wilkins, D; Yamada, S; Yamada, T; Yamaguchi, H; Yamaoka, K; Yamasaki, N; Yamauchi, M; Yamauchi, S; Yaqoob, T; Yatsu, Y; Yonetoku, D; Yoshida, A; Yuasa, T; Zhuravleva, I; Zoghbi, A; Zuhone, J. Proceedings of SPIE – The International Society for Optical Engineering 2014

Multiwavelength observations of the binary system PSR B1259-63/LS 2883 around the 2010-2011 periastron passage. Chernyakova, M; Abdo, A.A; Neronov, A; Mcswain, M.V; Moldón, J; Ribó, M; Paredes, J.M; Sushch, I; De naurois, M; Schwanke, U; Uchiyama, Y; Wood, K; Johnston, S; Chaty, S; Coleiro, A; Malyshev, D; Babyk, I. Monthly Notices of the Royal Astronomical Society 2014

Cosmic ray pressure driven magnetic field amplification: Dimensional, radiative and field orientation effects. Downes, T.P; Drury Monthly Notices of the Royal Astronomical Society 2014

Multifluid simulations of the magnetorotational instability in protostellar discs. O’Keeffe, W; Downes, T.P. Monthly Notices of the Royal Astronomical Society 2014

Hard X-ray monitoring of Centaurus A by SIGMA during 1990-94: Definition of a low luminosity state. Bond, I.A; Ballet, J; Denis, M; Vargas, M; Jourdain, E; Roques, J.P; Bouchet, L; Niel, M; Chernyakova, M; Churazov, E; Gilfanov, M; Sunyaev, R; Finoguenov, A; Dyachkov, A; Khavenson, N; Novikov, B. Astronomy and Astrophysics 1996

Numerical simulations of H2 emission in jets from young stellar objects. Downes, T.P. Astrophysical Letters and Communications 1996

Numerical simulations of the Kelvin-Helmholtz instability in radiatively cooled jets. Downes, T.P; Ray, T.P. Astronomy and Astrophysics 1998

On the transfer of momentum from stellar jets to molecular outflows. Downes, T.P; Ray, T.P. Astronomy and Astrophysics 1999

Non-pulsed gamma radiation from a binary system with a pulsar. Chernyakova, M.A; Illarionov, A.F. Monthly Notices of the Royal Astronomical Society 1999

Non-pulsed emission from the binary system PSR B1259-63. Chernyakova, M; Illarionov, A. Astrophysics and Space Science 2000

Light curves and spectra from gamma ray bursts. Downes, T.P; Duffy, P; Komissarov, S. European Space Agency, (Special Publication) ESA SP 2001

Relativistic blast waves and synchrotron emission. Downes, T.P; Duffy, P; Komissarov, S.S. Monthly Notices of the Royal Astronomical Society 2002

Interaction of high-velocity pulsars with supernova remnant shells. Van Der Swaluw, E; Achterberg, A; Gallant, Y.A; Downes, T.P; Keppens, R. Astronomy and Astrophysics 2003

Simultaneous observations of the quasar 3C 273 with INTEGRAL, XMM-Newton and RXTE. Courvoisier, T.J.-L; Beckmann, V; Bourban, G; Chenevez, J; Chernyakova, M; Deluit, S; Favre, P; Grindlay, J.E; Lund, N; O’Brien, P; Page, K; Produit, N; Türler, M; Turner, M.J.L; Staubert, R; Stuhlinger, M; Walter, R; Zdziarski, A.A. Astronomy and Astrophysics 2003

The mass-velocity and intensity-velocity relations in jet-driven molecular outflows. Downes, T.P; Cabrit, S. Astronomy and Astrophysics 2003

The new model of a tidally disrupted star: Further development and relativistic calculations. Ivanov, P.B; Chernyakova, M.A; Novikov, I.D. Monthly Notices of the Royal Astronomical Society 2003

First INTEGRAL observations of eight persistent neutron star low mass X-ray binaries. Paizis, A; Beckmann, V; Courvoisier, T.J.-L; Vilhu, O; Lutovinov, A; Ebisawa, K; Hannikainen, D; Chernyakova, M; Zurita Heras, J.A; Rodriguez, J; Zdziarski, A.A; Bazzano, A; Kuulkers, E; Oosterbroek, T; Frontera, F; Gimenez, A; Goldoni, P; Santangelo, A; Palumbo, G.G.C. Astronomy and Astrophysics 2003

Jet-accelerated molecular outflows: The mass-velocity and intensity-velocity relations. Downes, T.P; Cabrit, S. Revista Mexicana de Astronomia y Astrofisica: Serie de Conferencias 2003