SuperCANGAROO SuperCANGAROO Symposium on Future Projects in Symposium on Future Projects in Cosmic Ray Physics, Cosmic Ray Physics, June 26- - 28, 2003 @ICRR 28, 2003 @ICRR June 26 Masaki Mori Masaki Mori ICRR, University of Tokyo ICRR, University of Tokyo On behalf of the CANGAROO team On behalf of the CANGAROO team 1 1
CANGAROO team (as of April 2003) CANGAROO team (as of April 2003) University of Adelaide Institute of Physical and • University of Adelaide • Institute of Physical and • • Chemical Research Chemical Research Australian National • • Australian National University Shinshu University University University • • Shinshu • Ibaraki University • Institute for Space and • Ibaraki University • Institute for Space and Aeronautical Science Aeronautical Science • Ibaraki Prefectural Ibaraki Prefectural • University University • Tokai University Tokai University • Kanagawa University Tokyo Institute of • Kanagawa University • Tokyo Institute of • • Technology Technology Konan University • • Konan University Yamagata University • • Yamagata University • Kyoto University • Kyoto University • Yamanashi Gakuin Gakuin • Yamanashi • Nagoya University Nagoya University • University University National Astronomical • National Astronomical • Observatory of Japan Observatory of Japan Osaka city University • • Osaka city University 2 2
CANGAROO history CANGAROO history CANGAROO-II CANGAROO-III 7m (1999) T1,T2,T3 (2002) upgraded CANGAROO-III (2003) CANGAROO-I 3.8m (1992) CANGAROO-III 3 3 T1 10m (2000)
CANGAROO results CANGAROO results "Search for "Search for TeV TeV gamma gamma- - rays from SN1987A in 2001 rays from SN1987A in 2001 “ “ � � Enomoto, R. et al., Astrophysical Journal (Letters), 591, L25 , R. et al., Astrophysical Journal (Letters), 591, L25- - L28 (2003) L28 (2003) Enomoto "Evidence for TeV "Evidence for TeV gamma gamma- - ray emission from the nearby starburst galaxy NGC 253 ray emission from the nearby starburst galaxy NGC 253 “ “ � � Itoh Itoh, C. et al., Astronomy and Astrophysics, 402, 443 , C. et al., Astronomy and Astrophysics, 402, 443- - 455 (2003) 455 (2003) "Detection of diffuse TeV TeV gamma gamma- - ray emission from the nearby starburst galaxy NGC253 ray emission from the nearby starburst galaxy NGC253 “ "Detection of diffuse “ � � Itoh, C. et al., Astronomy and Astrophysics 396, L1 Itoh , C. et al., Astronomy and Astrophysics 396, L1- - L4 (2002) L4 (2002) "Development of an atmospheric "Development of an atmospheric Cherenkov Cherenkov imaging camera for the CANGAROO imaging camera for the CANGAROO- - III experiment III experiment “ “ � � Kabuki, S. et al., Nucl Nucl. . Instr Instr. . Meth Meth. A500, 318 . A500, 318- - 336 (2003) 336 (2003) Kabuki, S. et al., "Observation of gamma- - rays greater than 10 rays greater than 10 TeV TeV from from Markarian Markarian 421 421 "Observation of gamma � � Okumura, K. et al., Astrophys Okumura, K. et al., Astrophys. J. . J. Lett Lett . 579, L9 . 579, L9- - L12 (2002) L12 (2002) "The Acceleration of Cosmic "The Acceleration of Cosmic- - ray Protons in the Supernova Remnant RX J1713.7 ray Protons in the Supernova Remnant RX J1713.7- - 3946 3946 “ “ � � Enomoto, R. et al., Nature, 416, 823 , R. et al., Nature, 416, 823- - 826 (2002) 826 (2002) Enomoto "Design Study of CANGAROO "Design Study of CANGAROO- - III, stereoscopic imaging III, stereoscopic imaging atmosphereic atmosphereic Cherenkov Cherenkov Telescopes for Sub Telescopes for Sub- - TeV TeV Gamma Gamma- - ray Detection ray Detection “ “ � � Enomoto Enomoto, R. et al., , R. et al., Astropart Astropart . Phys. 16, 235 . Phys. 16, 235- - 244 (2002) 244 (2002) "The Optical Reflector System for the CANGAROO- - II Imaging Atmospheric II Imaging Atmospheric Cherenkov Cherenkov Telescope Telescope “ "The Optical Reflector System for the CANGAROO “ � � Kawachi, A. et al., Kawachi , A. et al., Astropart Astropart . Phys. 14, 261 . Phys. 14, 261- - 269 (2001) 269 (2001) "Observations of the Supernova Remnant W28 at "Observations of the Supernova Remnant W28 at TeV TeV Energies Energies “ “ � � Rowell, G.P. et al., Astron. Astrophys Astrophys. 359, 337 . 359, 337- - 346 (2000) 346 (2000) Rowell, G.P. et al., Astron. "Very High- "Very High - Energy Gamma Energy Gamma- - Ray Observations of PSR B1509 Ray Observations of PSR B1509- - 58 with the CANGAROO 3.8m Telescope 58 with the CANGAROO 3.8m Telescope “ “ � � Sako Sako, T. et al., , T. et al., Astrophys Astrophys. J. 537, 422 . J. 537, 422- - 428 (2000) 428 (2000) "Evidence for TeV TeV Gamma Gamma- - ray Emission from the Shell Type SNR RXJ1713.7 ray Emission from the Shell Type SNR RXJ1713.7- - 3946 3946 “ "Evidence for “ � � Muraishi Muraishi, H. et al., Astron. , H. et al., Astron. Astrophys Astrophys., 354, L57 ., 354, L57- - L61 (2000) L61 (2000) " "TeV TeV Gamma Gamma- - ray Observations of Three X ray Observations of Three X- - ray Selected BL ray Selected BL Lacs Lacs “ “ � � Roberts, M.D. et al., Astron. Astrophys Astrophys., 343, 691 ., 343, 691- - 696 (1999) 696 (1999) Roberts, M.D. et al., Astron. "TeV TeV Gamma Gamma- - ray Observations of Southern BL ray Observations of Southern BL- - Lacs Lacs with the CANGAROO 3.8m Telescope with the CANGAROO 3.8m Telescope “ “ " � � Roberts, M.D. et al., Astron. Astrophys Roberts, M.D. et al., Astron. Astrophys., 337, 25 ., 337, 25- - 30 (1998) 30 (1998) "Discovery of "Discovery of TeV TeV Gamma Rays from SN 1006: Further Evidence for the Supernova Rem Gamma Rays from SN 1006: Further Evidence for the Supernova Rem nant Origin of Cosmic Rays nant Origin of Cosmic Rays “ “ � � Tanimori, T. et al., , T. et al., Astrophys Astrophys. J. . J. Lett Lett ., 497, L25 ., 497, L25- - L28 and Plate L2 (1998) L28 and Plate L2 (1998) Tanimori "Detection of Gamma Rays of up "Detection of Gamma Rays of up tp tp 50 50 TeV TeV from the Crab Nebula from the Crab Nebula “ “ � � Tanimori, T. et al., Tanimori , T. et al., Astrophys Astrophys. J. . J. Lett Lett ., 492, L33 ., 492, L33- - 36 (1998) 36 (1998) "Very High Energy Gamma Rays from the Vela Pulsar Direction “ "Very High Energy Gamma Rays from the Vela Pulsar Direction “ � � Yoshikoshi Yoshikoshi, T. et al., , T. et al., Astrophys Astrophys. J. . J. Lett Lett ., 487, L65 ., 487, L65- - 68 (1997) 68 (1997) "Very High Energy Gamma Rays from PSR1706 "Very High Energy Gamma Rays from PSR1706- - 44 44 “ “ � � Kifune, T. et al., , T. et al., Astrophys Astrophys. J. . J. Lett Lett., 438, L91 ., 438, L91- - 94 (1995) 94 (1995) Kifune "Observation of 7 TeV "Observation of 7 TeV Gamma Rays from the Crab using the Large Zenith Angle Air Gamma Rays from the Crab using the Large Zenith Angle Air Cherenkov Cherenkov Imaging Technique" Imaging Technique" � � Tanimori Tanimori, T. et al., , T. et al., Astrophys Astrophys. J. . J. Lett Lett ., 429, L61 ., 429, L61- - 64 (1994) 64 (1994) "First Test Data from the CANGAROO Project for Stereo Cherenkov Cherenkov Imaging" Imaging" "First Test Data from the CANGAROO Project for Stereo � � Edwards, P.G. et al., Astronomical Soc. of Australia Proc., v10: Edwards, P.G. et al., Astronomical Soc. of Australia Proc., v10: 4, p.287 (1993) 4, p.287 (1993) "3.8m Imaging "3.8m Imaging Cherenkov Cherenkov Telescope for the Telescope for the TeV TeV Gamma Gamma- - ray Astronomy Collaboration between Japan and Australia" ray Astronomy Collaboration between Japan and Australia" � � Hara, T. et al., Nucl Nucl. . Instr Instr. and . and Meth Meth., A332, pp.300 ., A332, pp.300- - 309 (1993) 309 (1993) 4 Hara, T. et al., 4 21 papers in refereed journals
5 5 -ray sky 2002 ray sky 2002 gamma- TeV gamma TeV
Gamma- -ray astrophysics ray astrophysics Gamma in the 10 GeV GeV region region in the 10 � Origin of cosmic rays Origin of cosmic rays � • Gamma Gamma- - rays pin rays pin- - point accelerators point accelerators • • Galactic and extragalactic sources Galactic and extragalactic sources • � High High- - energy astrophysics energy astrophysics � • More distant More distant AGNs AGNs; time variability study ; time variability study • • Highest energy end of pulsar emission / pulsar Highest energy end of pulsar emission / pulsar • nebula nebula • Gamma Gamma- - ray bursts (in FOV and afterglow) ray bursts (in FOV and afterglow) • � Astroparticle Astroparticle physics physics � • Dark matter annihilation Dark matter annihilation • � And there should be And there should be surprises surprises … … � 6 6
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