JGRG21 program (15 September 2011):

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Sep. 26, Mon.

Morning session (Invited talks: 45min x 2, Chair: Tetsuya Shiromizu)

 10:40-10:40 Opening address: Toshifumi Futamase (LOC Chair)



 10:40-11:25 

 Sumio Yamada (Tohoku University, Japan) 

 "Riemannian geometric aspects of Penrose-type inequalities" 



 11:25-12:10 

 Mu-Tao Wang (Colombia University, USA)

"Quasilocal mass in general relativity"



12:10-14:00 Poster exhibition at the 1st floor of the Sakura Hall 
            and Lunch



Afternoon session (Contributed talks: 15min x 12)

14:00-15:00 Chair: Yasusada Nambu

1. Kunihito Uzawa (Kinki) 

   "Warped de Sitter compactifications"

2. Cristian Martinez (CECS) 

   "Exact solutions of Einstein gravity with a negative cosmological 

   constant coupled to a massless scalar field in arbitrary spacetime dimensions"

3. Teruaki Suyama (RESCEU) 

   "Black hole perturbation in parity violating gravitational theories"

4. Sergey Pavluchenko (Special Astrophysical Observatory, Russia) 

   "New features of black hole solutions in f(R; G) theories"



15:00-15:20 COFFEE BREAK 20min



15:20-16:20 Chair: Jiro Soda

5. Keiki Saito (Sokendai) 

  "The high frequency limit in f(R) gravity"

6. Hayato Motohashi (RESCEU) 

  "The unification of inflation and dark energy in extended f(R) gravity"

7. Ahmet Emir Gumrukcuoglu (IPMU) 

  "Nonlinear perturbations in the IR limit of Horava-Lifshitz gravity"

8. Naoki Tsukamoto (Rikkyo) 

  "There are no stationary axisymmetric star solutions in Horava-Lifshitz gravity"



16:20-16:40 COFFEE BREAK 20min.



16:40-17:40 Chair: Takeshi Chiba

9. Seiju Ohashi (Kyoto) 

  "Spherical collapse of inhomogeneous dust cloud in the Lovelock theory"

10. Kent Yagi (Kyoto) 

  "Binary Inspiral in Quadratic Gravity"

11. Takayuki Suzuki (Yamaguchi) 

  "N-body simulation of cosmic structure formation on the MOffat Gravity"

12. Kazuharu Bamba (Nagoya) 

  "Screening scenario for cosmological constant in de Sitter solutions; 

  phantom-divide crossing and finite-time future singularities in non-local 

  gravity" 





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Sep. 27, Tue.

 Morning session (Invited talks: 45min x 2, Chair: Masahiro Yamaguchi)



 10:30-11:15 

 Shoji Asai (University of Tokyo, Japan) 

"The latest results of LHC - Hint of Higgs and Dark matter"

 11:15-12:00 

 Pau Figueras (University of Cambridge, UK) 

 "Braneworld black holes" 



Afternoon session (Contirbuted talks 15min x 9, Poster session)

13:30-14:45 Chair: Ken-ichi Nakao

1. Umpei Miyamoto (Rikkyo) 

  "Astrophysical censorship"

2. Soichiro Isoyama (YITP) 

  "Cosmic censorship in overcharging a charged black hole with a charged particle"

3. Tomohiro Harada (Rikkyo) 

  "High-velocity collision of particles around  a rapidly rotating black hole"

4. Hirotaka Yoshino (KEK) 

  "Bosenova collapse of axion cloud around a rotating black hole"

5. Ryo Saito (YITP) 

  "Constraints on Particle Dark Matter Models by the Presence of Primordial 

  Black Holes"



14:45-15:00 BREAK 15min



15:00-16:00 Chair: Shijun Yoshida

6. Kentaro Takami (AEI Potsdam) 

  "A quasi-radial stability criterion for rotating relativistic stars"

7. Hajime Sotani (NAOJ) 

  "Effect of Pasta Phase on Oscillations in Neutron Stars"

8. Motoyuki Saijo (Rikkyo) 

  "Dynamical Approaches for Secular Instabilities in Rotating Stars"

9. Takashi Tamaki (Nihon) 

  "What are universal features of gravitating Q-balls?"



16:00-17:30 Poster session (2) at the 1st floor of the Sakura Hall





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Sep. 28, Wed.

Morning session (Invited talks: 45min x 2, Chair: Takahiro Tanaka)



 10:30-11:15 

 Eiihciro Komatsu (University of Texas at Austin, USA)

 "Cosmology in the Next Decade" 



 11:15-12:00 

 Nicolas Yunes (Massachusetts Institute of Technology, USA)

 "Gravitational Waves from Compact Binaries as Probes of the Universe" 


Afternoon session  (Contributed talks: 15min x 16)

13:30-14:45 Chair: Masaru Shibata

1. Takuya Tsuchiya (Waseda) 

  "Constraint propagation and constraint-damping for C^2-adjusted formulations"

2. Yuichiro Sekiguchi (YITP) 

  "Effects of hyperon in binary neutron star mergers"

3. Kenta Hotokezaka (Kyoto) 

  "Gravitational waves from binary neutron star mergers: measuring of the 

  equation of state"

4. Kenta Kiuchi (YITP) 

  "Gravitational waves and neutrino emission from the merger of binary 

  neutron stars"

5. Ken'ichi Saikawa (ICRR) 

  "Gravitational waves from cosmic string-domain wall networks"



14:45-14:55 BREAK 10min



14:55-16:10 Chair: Jun'ichi Yokoyama

6. Maresuke Shiraishi (Nagoya) 

  "Violation of the Rotational Invariance in the CMB Bispectrum"

7. Daisuke Yamauchi (ICRR) 

  "Weak lensing of CMB from cosmic (super-)strings"

8. Satoshi Maeda (Kyoto) 

  "Generation of the primordial magnetic fields from the non-adiabatic 

  fluctuations at the pre-recombination era"

9. Kouji Nakamura (NAOJ) 

  "Construction of gauge-invariant variables of linear metric perturbation 

  on general background spacetime"

10. Masaru Adachi (Hirosaki) 

  "No Dark Energy is required if we accept a slightly inhomogeneous viewpoint"



16:10-16:40 COFFEE BREAK 30min.



16:40-17:25 Chair: Hideki Ishihara

11. Li-Ming Cao (Kinki) 

  "Deformation of Codimension-2 surfaces and Horizon thermodynamics"

12. Shunichiro Kinoshita (Kyoto) 

  "Hawking temperature for near-equilibrium black holes"

13. Hiromi Saida (Dido) 

  "Universal Property of Quantum Gravity implied Uniqueness Theorem of 

  Bekenstein-Hawking Entropy"



17:25-17:35 BREAK 10min



17:35-18:20 Chair: Kei-ichi Maeda

14. Mitsuhiro Matsumoto (Sokendai) 

  "Time Evolution of Evaporating Black Rings"

15. Masahiro Hotta (Tohoku) 

  "Quantum Energy Teleportation and Black Hole"

16. Shinya Tomizawa (KEK) 

  "New solution generation utilizing SL(2;R)-duality and new black holes"



Banquet at the 1st floor of the Sakura Hall (18:30-20:30)



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Sep. 29, Thur.

Morning session (Invited talk: 45min and contributed talks: 15min x 3, 

                 Chair: Misao Sasaki)



 10:30-11:15 

 Marco Peloso (University of Minnesota, USA) 

 "Phenomenology of a pseudoscalar inflaton: naturally large nongaussianity"



11:15-12:00 (Contributed talks 15min x 3)

1. Kazuyuki Sugimura (YITP) 

  "Multi-field open inflation and instanton"

2. Tsutomu Kobayashi (Kyoto) 

  "Generalized G-inflation"

3. Fuminiobu Takahashi (Tohoku) 

  "Non-Gaussianity from Hilltop Curvaton"



Afternoon session (Contributed talks 15min x 6)

13:30-14:15 Chair: Masahide Yamaguchi

1. Atsushi Naruko (YITP) 

  "Beyond delta N formalism"

2. Yuichi Takamizu (Waseda) 

  "Gradient expansion approach to multi-field inflation"

3. Masato Nozawa (KEK) 

  "Parity violation in graviton non-Gaussianity"



14:15-14:25 BREAK 10min



14:25-15:05 Chair: Toshifumi Futamase

4. Margarita Khabibullina (Kazan) 

  "The estimation of black-hole masses in distant radio galaxies"

5. Yoshiaki Kato (NAOJ) 

  "Exploring the Growth History of Massive Black Holes by Measuring the Spin of 

  the Massive Black Hole Sagittarius A*" 

6. Makoto Miyoshi (NAOJ) 

  "Oscillation Phenomena in the Disk around the Massive Black Hole Sagittarius A*"



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Poster contributions

P01. Hideyoshi Arakida (Iwate) 

   "Effect of cosmological constant on light deflection"

P02. Takayuki Hikichi (Nagoya) 

   "Numerical simulation of quantum gravity"

P03. Koichi Hirano (Ichinoseki National College of Technology) 

   "Constraining Galileon gravity from observational data with growth rate"

P04. Takahisa Igata (Osaka Citiy) 

   "Stationary Closed Strings in 5d Minkowski Spacetime"

P05. Koji Izumi (Hirosaki)

   "Perturbative solutions to the lens equation for multiple lens planes: 

    With some numerical examples"

P06. Nahomi Kan (Yamaguchi Junior College) 

   "Equations of motion in Double Field Theory: from classical particles to 

   quantum cosmology"

P07. Masashi Kimura (YITP) 

   "Analyticity of event horizons of extremal Kaluza-Klein black holes"

P08. Takao Kitamura (Hirosaki) 

   "Astrometric microlensing by the Ellis wormhole"

P09. Koichiro Kobayashi (Yamaguchi) 

   "Flux vacua in DBI type Einstein-Maxwell theory"

P10. Yasufumi Kojima (Hiroshima) 

   "Off-equatorial orbits of charged particles in strong gravity with 

   magnetic dipole field"

P11. Koutarou Kyutoku (Kyoto) 

   "Extracting equation of state parameters from black hole-neutron star mergers"

P12. Yosuke Misonoh (Waseda) 

   "Oscillating Bianchi IX Universe in Horava-Lifshitz Gravity"

P13. Yoshiyuki Morisawa (Osaka U. of Economics and Law) 

   "Geometry and symmetry of target space of 5-dimensional 

   Einstein-Maxwell-Chern-Simons theory with non-SUGRA coupling"

P14. Daisuke Nitta (Nagoya) 

   "Shadows of Coliding Black Holes"

P15. Yuji Ohsumi (Nagoya) 

   "Possibility of observing entanglement in primordial fluctuation"

P16. Hiroki Okawara (Hirosaki) 

   "Quantum interference in Chern-Simon gravity"

P17. Ken-ichi Oohara (Niigata) 

   "Effectiveness of Empirical Mode Decomposition in Search for Gravitational 

   Wave Signals II"

P18. Nobuyuki Sakai (Yamagata) 

   "Cosmic microwave background anisotropy produced by network of nonlinear 

   super-structures"

P19. Yuuiti Sendouda (Hirosaki) 

   "Ghostfree Lorentz-violating Weyl gravity"

P20. Kiyoshi Shiraishi (Yamaguchi) 

   "Einstein Universe under Deconstruction: the case with degenerate fermions"

P21. Hideyuki Tagoshi (Osaka) 

   "The cross-correlation search for a hot spot of gravitational waves"

P22. Masaaki Takahashi (Aichi U. of Education) 

   "Isothermal MHD Shocks in Accretion onto a Black Hole"

P23. Tomohiro Takahashi (Kyoto) 

   "Instability of Charged Lovelock Black Holes under Tensor Perturbations"

P24. Kentaro Tanabe (YITP) 

   "Asymptotic rigidity of black holes"

P25. Masaaki Watanabe (Kyoto) 

   "The anisotropic inflation"

P26. Kei Yamada (Hirosaki) 

   "Three-body-interaction effects on the relativistic perihelion precession"

P27. Yuta Yamada (Osaka Institute of Technology) 

   "Gravitational Collapse of Ring Object in Five-dimensional Space-time"

P28. Ying-li Zhang (YITP) 

   "Screening the Cosmological Constant in non-local gravity"