Publications in Journals
 

[1999]

[1] Resonant particle production with non-minimally coupled scalar fields
in preheating after inflation
Shinji Tsujikawa, Kei-ichi Maeda (Waseda, Japan),
Takashi Torii (Tokyo Institute of Technology, Japan)
Phys.Rev. D60 (1999) 063515,  hep-ph/9901306.

[2] Preheating with non-minimally coupled scalar fields
in higher-curvature inflation models
Shinji Tsujikawa, Kei-ichi Maeda (Waseda),
Takashi Torii (Tokyo Institute of Technology, Japan)
Phys.Rev. D60 (1999) 123505,  hep-ph/9906501.

[3] Preheating of the nonminimally coupled inflaton field
Shinji Tsujikawa, Kei-ichi Maeda (Waseda, Japan),
Takashi Torii (Tokyo Institute of Technology, Japan)
Phys.Rev. D61 (2000) 103501,  hep-ph/9910214.

[4] Spinodal effect in the natural inflation model
Shinji Tsujikawa,Takashi Torii (Tokyo Institute of Technology, Japan)
Phys.Rev. D62 (2000) 043505,  hep-ph/9912499.
 

[2000]
 

[5] Are Kaluza-Klein modes enhanced by parametric resonance?
Shinji Tsujikawa
Phys.Rev. D61 (2000) 124002hep-ph/0001079.

[6] New twist to preheating
Shinji Tsujikawa, Bruce A. Bassett (Portsmouth, UK)
Phys.Rev. D61 (2000) 124002hep-ph/0003068.

[7] Particle production in the oscillating inflation model
Shinji Tsujikawa
Phys.Rev. D61 (2000) 083516, hep-ph/0003252.

[8] Power-law inflation with a nonminimally coupled scalar field
Shinji Tsujikawa
Phys.Rev. D62 (2000) 043512hep-ph/0004088.

[9] Preheating with extra dimensions
Shinji Tsujikawa
JHEP 0007 (2000) 024hep-ph/0005105.

[10] Multi-field fermionic preheating
Shinji Tsujikawa, Bruce A. Bassett (Portsmouth, UK),
Fermin Viniegra (Oxford, UK)
JHEP 0008 (2000) 019hep-ph/0006354.

[11] New constraints on multi-field inflation with nonminimal coupling
Shinji Tsujikawa, Hiroki Yajima (Waseda, Japan)
Phys.Rev. D62 (2000) 123512 (2000)hep-ph/0007351.

[12] Inflationary preheating and primordial black holes
Bruce A. Bassett (Portsmouth, UK), Shinji Tsujikawa
Phys. Rev. D 63, 123503 (2001)hep-ph/0008328.

[13] Preheating - cosmic magnetic dynamo ?
Bruce A. Bassett (Portsmouth, UK), Giuseppe Pollifrone (Queen Mary, UK),
Shinji Tsujikawa, Fermin Viniegra (Oxford, UK)
Phys. Rev. D 63, 103515 (2001), astro-ph/0010628.

[14] Brane preheating
Shinji Tsujikawa, Kei-ichi Maeda (Waseda, Japan), Shuntaro Mizuno (Waseda, Japan)
Phys. Rev. D 63, 123511 (2001), hep-ph/0012141.
 

[2001]
 

[15] Massive fermion production in nonsingular superstring cosmology
Shinji Tsujikawa, Hiroki Yajima (Waseda, Japan)
Phys. Rev. D 64, 023519 (2001),  hep-ph/0103148.

[16] Cosmological perturbations from multi-field inflation in generalized Einstein theories
Alexei A. Starobinsky (Landau Institute, Russia), Shinji Tsujikawa, Jun'ichi Yokoyama (Osaka, Japan)
Nucl.Phys. B 610 (2001) 383-410astro-ph/0107555.

[17] Fermion production from preheating-amplified metric perturbations
Bruce A. Bassett (Portsmouth), Marco Peloso (Bonn, Germany), Lorenzo Sorbo (Sissa, Italy), Shinji Tsujikawa
Nucl.Phys. B 622 (2002) 393-415hep-ph/0109176.

[18] Density perturbations in the Ekpyrotic Universe and string-inspired generalizations
Shinji Tsujikawa
Phys.Lett. B526 (2002) 179-18gr-qc/0110124.
 

[2002]
 

[19] Nature of singularities in anisotropic string cosmology
Alexey Toporensky (Moscow state univ., Russia), Shinji Tsujikawa
Phys.Rev. D65 (2002) 123509,   gr-qc/0202067.

[20] When can preheating affect the CMB?
Shinji Tsujikawa, Bruce A. Bassett (Portsmouth, UK)
Phys.Lett. B536 (2002) 9-17, astro-ph/0204031.

[21] Construction of Nonsingular Pre-Big-Bang and Ekpyrotic Cosmologies and the Resulting Density Perturbations
Shinji Tsujikawa, Robert Brandenberger (Brown, USA), Fabio Finelli (I.A.S.F, Italy)
Phys.Rev. D66 (2002) 083513,  hep-th/0207228.

[22] Correlation-consistency cartography of the double inflation landscape
Shinji Tsujikawa, Bruce A. Bassett (Portsmouth, UK), David Parkinson (Portsmouth, UK)
Phys.Rev. D67 (2003) 083516astro-ph/0210322.
 
 

[2003]
 

[23] Aspects of String-Gas Cosmology at Finite Temperature
Bruce A. Bassett (Portsmouth, UK), Monica Borunda (Sissa, Italy),
Marco Serone (Sissa, Italy), Shinji Tsujikawa
Phys.Rev. D67 (2003) 123506, hep-th/0301180.

[24] Construction of nonsingular cosmological solutions in string theories
Shinji Tsujikawa
Class.Quant.Grav. 20 (2003) 1991-2014, hep-th/0302181.

[25] MSW-resonant fermion mixing during reheating
Tsuneto Kanai (Tokyo, Japan), Shinji Tsujikawa
Nucl. Phys. B 670 (2003) 289-306.

[26] Cosmological density perturbations from perturbed couplings
Shinji Tsujikawa
Phys.Rev. D68 (2003) 083510,   astro-ph/0305569.

[27] Non-commutative inflation and the CMB
Shinji Tsujikawa, Roy Maartens (Portsmouth, UK), Robert Brandenberger (Brown, USA)
Phys.Lett. B574 (2003) 141-148astro-ph/0308169.

[28] Loop quantum gravity effects on inflation and the CMB
Shinji Tsujikawa, Parampreet Singh (IUCAA, India), Roy Maartens (Portsmouth, UK)
Class. Quant. Gravi. 21 (2004) 5767-5775,  astro-ph/0311015

[29] Inflation in string-inspired cosmology and suppression of CMB low multipoles
Yun-Song Piao (Beijing, China), Shinji Tsujikawa, Xinmin Zhang (Beijing, China)
Class. Quant. Gravi. 21 (2004) 4455-4461, hep-th/0312139.

[30] Constraints on braneworld inflation from CMB anisotropies
Shinji Tsujikawa, Andrew R. Liddle (Sussex, UK)
JCAP 0403, 001 (2004), astro-ph/0312162.
 

[2004]
 

[31] Density perturbations in generalized Einstein scenarios and
constraints on nonminimal couplings from the cosmic microwave background
Shinji Tsujikawa, Burin Gumjudpai (Naresuan U., Thailand)
Phys. Rev. D69 (2004) 123523, astro-ph/0402185.

[32] Cosmology from rolling massive scalar field on the anti-D3 brane of de Sitter vacua
Mohammad R.Garousi (Ferdowsi U., Tehran, Iran), M. Sami (IUCAA, India), Shinji Tsujikawa
Phys. Rev. D70 (2004) 043536, hep-th/0402075.

[33] Dilatonic ghost condensate as dark energy
Federico Piazza (Milano, Italy), Shinji Tsujikawa
JCAP 0407, 004 (2004)hep-th/0405054.

[34] Generation of electromagnetic fields in string cosmology with a massive scalar field on the anti D-brane
Mohammad R.Garousi (Ferdowsi U., Tehran, Iran), M. Sami (IUCAA, India), Shinji Tsujikawa
Phys.Lett. B606 (2003) 1-6hep-th/0405012

[35] Observational constraints on braneworld inflation: the effect of a Gauss-Bonnet term
Shinji Tsujikawa, M. Sami (IUCAA, India), Roy Maartens (Portsmouth, UK)
Phys. Rev. D70 (2004) 063525, astro-ph/0406078.
 
[36] Observational constraints on patch inflation in noncommutative spacetime
Gianluca Calcagni (Parma, Italy), Shinji Tsujikawa
Phys. Rev. D70 (2004) 103514, astro-ph/0407543
 
[37] A unified approach to scaling solutions in a general cosmological background
Shinji Tsujikawa,  M. Sami (IUCAA, India)
Phys.Lett. B603 (2004) 113-123, hep-th/0409212

[38] Testing for double inflation with WMAP
David Parkinson (Sussex, UK), Shinji Tsujikawa
, Bruce Bassett (Kyoto & Portsmouth), Luca Amendola (Rome, Italy)
Phys. Rev. D71 (2005) 063524, astro-ph/0409071

[39] What is needed of a tachyon if it is to be the dark energy?
Edmund J. Copeland (Sussex, UK),
Mohammad R.Garousi (Ferdowsi U., Tehran, Iran), M. Sami (IUCAA, India), Shinji Tsujikawa
Phys. Rev. D71 (2005) 043003 , hep-th/0411192

[40] Chaotic dynamics in preheating after inflation
Yoshida Jin (Waseda, Japan),
Shinji Tsujikawa
Class. Quant. Gravi. 23 (2006) 353-371, hep-ph/0411164

[41] Constraints on Dirac-Born-Infeld type dark energy models from varying alpha
Mohammad R.Garousi (Ferdowsi U., Tehran, Iran),  M. Sami (IUCAA, India), Shinji Tsujikawa
Phys. Rev. D71 (2005) 083005, hep-th/0412002


[2005]

[42] Properties of singularities in (phantom) dark energy universe
Shin'ichi Nojiri (National Defence Academy, Japan), S.D. Odintsov (ICREA, Spain), Shinji Tsujikawa
Phys. Rev. D71 (2005) 063004, hep-th/0501025

[43] Coupled dark energy: Towards a general description of the dynamics
Burin Gumjudpai
(Naresuan U., Thailand), Tapan Naskar (IUCAA, India), M. Sami (IUCAA, India), Shinji Tsujikawa
JCAP 0506, 007 (2005) hep-ph/0502191

[44] The fate of (phantom) dark energy universe with string curvature corrections
M. Sami (IUCAA, India), Alexey Toporensky (Moscow state univ., Russia), Peter V. Tretjakov (Moscow state univ., Russia),
Shinji Tsujikawa
Phys.Lett. B619 (2005) 193-200hep-ph/0504154

[45] Dynamics of assisted quintessence
Soo A. Kim (Sussex, UK), Andrew R. Liddle (Sussex, UK), Shinji Tsujikawa
Phys. Rev. D72 (2005) 043506,  astro-ph/0506076

[46] Dark energy and cosmological solutions in second-order string gravity
Gianluca Calcagni (Gunma, Japan), Shinji Tsujikawa, M. Sami (IUCAA, India)
Class. Quant. Gravi. 22 (2005) 3977-4006, hep-th/0505193

[47] Phantom damping of matter perturbations
Luca Amendola (Rome observatory, Italy), Shinji Tsujikawa, M. Sami (IUCAA, India)
Phys.Lett. B632 (2006) 155-158, astro-ph/0506222

[48] Inflation dynamics and reheating
Bruce A. Bassett (Portsmouth, UK), Shinji Tsujikawa, David Wands (Portsmouth, UK)
Reviews of Modern Physics 78, 537-589 (2006)
, astro-ph/0507632

[49] Reconstruction of general scalar-field dark energy models
Shinji Tsujikawa
Phys. Rev. D72 083512 (2005)astro-ph/0508542

[50] Inflation and dark energy arising from geometrical tachyons
Sudhakar Panda (Harish-Chandra Institute, India), M. Sami (Jamia Islamia, India), Shinji Tsujikawa
Phys. Rev. D73 023515 (2006), hep-th/0510112


[2006]

[51] Inflation from D3-brane motion in the background of D5-branes
Sudhakar Panda (Harish-Chandra Institute, India), M. Sami (Jamia Islamia, India), Shinji Tsujikawa,
John Ward (Queen Mary, UK)
Phys. Rev. D73 083512 (2006), hep-th/0601037

[52] General analytic formulae for attractor solutions of scalar-field dark energy models
and their multi-field generalizations
Shinji Tsujikawa,
Phys. Rev. D73 103504 (2006), hep-th/0601178

[53] Dynamics of dark energy
Edmund J. Copeland (Nottingham, UK), M. Sami (Jamia Islamia, India), Shinji Tsujikawa
International Journal of Modern Physics D15 1753-1936 (2006), hep-th/0603057

[54] Are f(R) dark energy models cosmologically viable ?
Luca Amendola (Rome, Italy), David Polarski (Montpellier, France), Shinji Tsujikawa
Phys. Rev. Lett. 131302 (2007),
astro-ph/0603703

[55] Power-laws f(R) theories are cosmologically unacceptable
Luca Amendola (Rome, Italy), David Polarski (Montpellier, France), Shinji Tsujikawa
International Journal of Modern Physics D16, 10, 1555-1561 (2007)
astro-ph/0605384

[56] Avoidance of future singularities in loop quantum cosmology
M. Sami (Jamia Islamia, India), Parampreet Singh (Penn State, USA), Shinji Tsujikawa
Phys. Rev. D74 043514 (2006),  gr-qc/0605133

[57] The Japanese space gravitational antenna DECIGO
S. Kawamura, Shinji Tsujikawa et al
Class. Quant. Grav. 23: S125-S132 (2006)

[58] Challenges for scaling cosmologies
Luca Amendola (Rome, Italy), Miguel Quartin (Rio de Janeiro, Brazil), Shinji Tsujikawa,
Ioav Waga (Rio de Janeiro, Brazil)
Phys. Rev. D74 023525 (2006), astro-ph/0605488

[59] Cosmologies from higher-order string corrections
Shinji Tsujikawa,
Annalen Phys. 15, 302-315 (2006), hep-th/0606040

[60] String-inspired cosmology: Late-time transion from scaling matter era to
dark energy universe caused by a Gauss-Bonnet coupling
Shinji Tsujikawa, M. Sami (Jamia Islamia, India)
JCAP 01, 006 (2007), hep-th/0608178,

[61] Realizing scale-invariant density perturbations in low-energy effective string theory
Zuan-kuan Guo (Kinki university, Japan), Nobuyoshi Ohta(Kinki university, Japan)
Shinji Tsujikawa
Phys. Rev. D75 023520 (2007), hep-th/0610336.

[62] Conditions for the cosmological viability of f(R) dark energy models
Luca Amendola (Rome, Italy), Radouane Gannouji (Montpellier, France),
David Polarski (Montpellier, France), Shinji Tsujikawa
Phys. Rev. D75 083504 (2007), gr-qc/0612180


[2007]



[63] f(R) gravity theories in Palatini formalism: Cosmological dynamics and
observational constraints
Stephane Fay (Queen Mary London, UK), Reza Tavakol (Queen Mary London, UK),
Shinji Tsujikawa
Phys. Rev. D75 023520 (2007), astro-ph/0701479


[64] Probing the coupling between dark components of the universe
Zuan-kuan Guo (Kinki university, Japan), Nobuyoshi Ohta(Kinki university, Japan),
Shinji Tsujikawa
Phys. Rev. D76 023508 (2007),  astro-ph/0702015

[65] UV stable, Lorentz-violating dark energy with transient phantom era
Maxim Libanov (Russian Academy, Russia), Eleftherios Papantonopoulos (University of Athens, Greece),
Valery Rubakov
(Russian Academy, Russia), M. Sami (Jamia Islamia, India), Shinji Tsujikawa
JCAP 08, 010 (2007), 0704.1848 [hep-th]


[66] Phantom crossing, equation-of-state singularities, and local gravity constraints
in f(R) models
Luca Amendola (Rome, Italy), Shinji Tsujikawa

Phys.Lett. B660 (2008) 125-132,
0705.0396 [astro-ph]

[67] Matter density perturbations and effective gravitational constant
in modified gravity models of dark enrgy
Shinji Tsujikawa
Phys. Rev. D76 023514 (2007),
0705.1032 [astro-ph]

[68] Prospects of inflation in delicate D-brane cosmology
Sudhakar Panda (Harish-Chandra Institute, India), M. Sami (Jamia Islamia, India), Shinji Tsujikawa
Phys. Rev. D76 023514 (2007),
0707.2848 [hep-th]

[69] Observational signatures of f(R) dark energy models that satisfy cosmological
and local gravity constraints
Shinji Tsujikawa
Phys. Rev. D77 023507 (2008),
0709.1391 [asto-ph]


[70] Density perturbations in f(R) gravity theories in metric and Palatini formalisms
Shinji Tsujikawa
, Kotub Uddin (Queen Mary, UK), Reza Tavakol (Queen Mary, UK)
Phys. Rev. D77 043007 (2008),
0712.0082 [asto-ph]

[71] Solar system and equivalence principle constraints on f(R) gravity by chameleon approach
Salvatore Capozziello (Naples, Italy), Shinji Tsujikawa
Phys. Rev. D77 107501 (2008),
0712.268 [gr-qc]


[2008]

[72] Constraints on scalar-tensor models of dark energy from observational and
local gravity tests
Shinji Tsujikawa, Kotub Uddin (Queen Mary, UK), Shuntaro Mizuno (Univ. of Tokyo),
Reza Tavakol
(Queen Mary, UK), Jun'ichi Yokoyama (Univ. of Tokyo)
Phys. Rev. D77 103009 (2008),
0803.1106 [astro-ph]


[73] The effect of modified gravity on weak lensing
Shinji Tsujikawa, Takayuki Tatekawa (Kougakuin, Japan)
Phys.Lett. B665 325-331 (2008),
0804.4343 [astro-ph]


[74] Generic estimates for magnetic fields generated during inflation including Dirac-Born-Infeld theories
Kazuharu Bamba (National Tsing Hua University, Taiwan), Nobuyoshi Ohta(Kinki university, Japan), Shinji Tsujikawa
Phys. Rev. D78 043524 (2008),
0805.3862 [astro-ph]

[75] Second-order matter density perturbations and skewness in scalar-tensor modified gravity models
Takayuki Tatekawa (Kougakuin, Japan), Shinji Tsujikawa
JCAP 09, 009 (2008),
0807.2017 [astro-ph]

[76] Revisiting chameleon gravity - thin-shells and no-shells with appropriate boundary conditions
Takashi Tamaki (Waseda, Japan), Shinji Tsujikawa
Phys. Rev. D78 084028 (2008),
0808.2284 [gr-qc]

[77] Construction of cosmologically viable f(G) dark energy models
Antonio De Felice (Louvain, Belgium),
Shinji Tsujikawa
Phys.Lett. B675 1-8 (2009)
0810.5712 [hep-th]

[2009]

[78] Chameleon scalar fields in relativistic gravitational backgrounds
Shinji Tsujikawa, Takashi Tamaki (Waseda, Japan), Reza Tavakol (Queen Mary, UK)
JCAP 0905, 020 (2009),
0901.3226 [gr-qc]


[79] Solar system constraints on f(G) gravity models
Antonio De Felice (Louvain, Belgium), Shinji Tsujikawa
Phys. Rev. D80 063516 (2009),
0907.1830 [hep-th]


[80] The dispersion of growth of matter perturbations in f(R) gravity
Shinji Tsujikawa, Radouane Gannouji (IUCAA, India), Bruno Moraes (Montpellier, France),
David Polarski (Montpellier, France)
Phys. Rev. D80 084044 (2009),
0908.2669 [astro-ph]

[81] Equilibrium thermodynamics in modified gravity theories
Kazuharu Bamba (National Tsing Hua University, Taiwan), Chao-Qiang Geng (National Tsing Hua University, Taiwan),
Shinji Tsujikawa
Phys. Lett. B688 101-109 (2010),
0909.2159 [gr-qc],

[82] Assisted dark energy
Junko Ohashi (Tokyo University of Science), Shinji Tsujikawa
Phys. Rev. D80 103513 (2009),
0909.3924 [gr-qc]


[83] The universe is accelerating. Do we need a new mass scale?
Savvas Nesserris (Niels Bohr International Academy, Denmark), Federico Piazza (Perimeter institute, Canada),
Shinji Tsujikawa
Phys. Lett. B689 122-128 (2010),
0910.3949 [astro-ph]
 

[84] Matter instabilities in general Gauss-Bonnet gravity
Antonio De Felice (Tokyo University of Science), David F. Mota (University of Oslo, Norway),
Shinji Tsujikawa
Phys. Rev. D81 023532 (2010),
0911.1811 [gr-qc]


[2010]

[85] Recent status of dark energy
Shinji Tsujikawa
Mod. Phys. Lett. A25, 843-858 (2010)

[86] Matter instabilities in general Gauss-Bonnet gravity
Antonio De Felice (Tokyo University of Science), David F. Mota (University of Oslo, Norway),
Shinji Tsujikawa
Mod. Phys. Lett. A25, 885-899 (2010)

[87] f(R) theories
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
Living Reviews in Relativity, 13, 3 (2010),
1002.4928 [gr-qc]

[88] Dark energy: investigation and modeling
(chapter of ``Dark Matter and Dark Energy:  A Challenge for Modern Cosmology)
Shinji Tsujikawa,
Astrophysics and Space Science Library, Vol. 370,
1004.1493 [astro-ph.CO]

[89] Density perturbations in general modified gravitational theories
Antonio De Felice (Tokyo University of Science), Shinji Mukohyama (IPMU), Shinji Tsujikawa,
Phys. Rev. D 82 023524 (2010),
1006.0281 [astro-ph.CO]

[90] Generalized Brans-Dicke theories
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
JCAP 1007, 024 (2010),
1005.0868 [astro-ph.CO]

[91] Cosmology of a covariant Galileon field
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. Lett. 105, 111301 (2010),

1007.2700 [astro-ph.CO]

[92] Generalized Galileon cosmology
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 84 124029 (2011),
1008.4236 [hep-th]

[93] Chameleon dark energy models with characteristic signature

Radouane Gannouji (IUCAA, India), Bruno Moraes (Montpellier, France),
David F. Mota (Oslo, Norway), David Polarski
(Montpellier, France),
Shinji Tsujikawa, Hans A. Winther (Oslo, Norway),
Phys. Rev. D 82 124006 (2010)
1010.3769 [astro-ph.CO]

[94] Observational constraints on Galileon cosmology
Savvas Nesseris (Niels Bohr International Academy, Denmark), Antonio De Felice (Tokyo University of Science),
Shinji Tsujikawa,
Phys. Rev. D 82 124054 (2010)
1010.0407 [astro-ph.CO]

[95] Matter perturbations in Galileon cosmology
Antonio De Felice (Tokyo University of Science), Ryotaro Kase (Tokyo University of Science),
Shinji Tsujikawa,
Phys. Rev. D 83 043515 (2011)
1011.6132 [astro-ph.CO]

[96] Modified gravity models of dark energy
Shinji Tsujikawa,
Lect. Notes. Phys. 800, 99 (2010)
1101.0191 [gr-qc]


[2011]


[97] Thermodynamics in modified gravity theories
Kazuharu Bamba (National Tsing Hua University, Taiwan), Chao-Qiang Geng (National Tsing Hua University, Taiwan),
Shinji Tsujikawa,
International Journal of Modern Physics D20, 8, 1363-1371 (2011),
1101.3628 [gr-qc]

[98] Observational constraints on loop quantum cosmology
Martin Bojowald
(Pennsylvania State University, USA),
Gianluca Calcagni (Albert Einstein Institute, Germany),
Shinji Tsujikawa,
Phys. Rev. Lett. 107, 211302 (2011),

1101.5391 [astro-ph.CO]

[99] Primordial non-Gaussianities in general modified gravitational models of inflation
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
JCAP 1104, 029 (2011),
1103.1172 [astro-ph.CO]

[100] Observational constraints on assisted k-inflation
Junko Ohashi (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 83 103522 (2011)
1104.1565 [astro-ph.CO]

[101] Chaotic inflation in modified gravitational theories
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
Joseph Elliston (Queen Mary), Reza Tavakol (Queen Mary),
JCAP 08, 021 (2011),
1105.4685 [astro-ph.CO]

[102] Observational tests of inflation in loop quantum cosmology
Martin Bojowald
(Pennsylvania State University, USA),
Gianluca Calcagni (Albert Einstein Institute, Germany),
Shinji Tsujikawa,
JCAP 11, 046 (2011),
1107.1540 [gr-qc]

[103] Inflationary non-Gaussianities in the most general second-order
scalar-tensor theories
Antonio De Felice (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 84 083504 (2011)
1107.3917 [gr-qc]

[104] Effective gravitational couplings for cosmological perturbations in the most general
scalar-tensor theories with second-order field equations
Antonio De Felice (Tokyo University of Science), Tsutomu Kobayashi (Kyoto University), Shinji Tsujikawa,
Phys. Lett. B706, 123-133 (2011)
1108.4242 [gr-qc]


[105] Conditions for the cosmological viability of the most general scalar-tensor theories and
their applications to extended Galileon dark energy models
Antonio De Felice
(Naresuan Univerisity, Thailand), Shinji Tsujikawa,
JCAP 02, 007 (2012),
1110.3878 [gr-qc]


[106] Vainshtein mechanism in second-order scalar-tensor theories
Antonio De Felice
(Naresuan Univerisity, Thailand), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 85 044059 (2012),
1111.5090 [gr-qc]


[107] Cosmological constraints on extended Galileon models
Antonio De Felice
(Naresuan Univerisity, Thailand), Shinji Tsujikawa,
JCAP 03, 025 (2012),
1112.1774 [astro-ph.CO]


[2012]


[108] Observational tests of inflation with a field derivative coupling to gravity
Shinji Tsujikawa,
Phys. Rev. D 85 083518 (2012),
1201.5926 [astro-ph.CO]


[109] Observational constraints on dark energy with a fast varying equation of state
Antonio De Felice (Naresuan University, Thailand), Savvas Nesseris (Madrid, Spain),
Shinji Tsujikawa,
JCAP 05, 029 (2012),
1203.6760 [astro-ph.CO]


[110] Consistency of inflation and preheating in F(R) supergravity
Sergei Ketov (Tokyo Metropolitan University), Shinji Tsujikawa,
Phys. Rev. D 86 023529 (2012),
1205.2918 [hep-th]


[111] Potential-driven Galileon inflation
Junko Ohashi (Tokyo University of Science), Shinji Tsujikawa,
JCAP 10, 035 (2012),
1207.4879 [gr-qc]


[112] Constraints on f(R) theory and Galileons from the latest data of galaxy redshift surveys
Hiroyuki Okada (Kyoto University), Tomonori Totani (Kyoto University), Shinji Tsujikawa,
Phys. Rev. D 87 103002 (2013),
1208.4681 [astro-ph.CO]

[113] Testing for dynamical dark energy models with red-shift space distortions
Shinji Tsujikawa, Antonio De Felice (Naresuan University, Thailand), Jailson Arcaniz (Observatorio Nacional, Brazil)
JCAP 01, 030 (2013),
1210.4239 [astro-ph.CO]


[114] Observational constraints on quintesence: thawing, tracker, and scaling models
Takeshi Chiba (Nihon University),
Antonio De Felice (Naresuan University, Thailand), Shinji Tsujikawa,
Phys. Rev. D 87 083505 (2013),
1210.3859 [astro-ph.CO]


[2013]

[115] Shapes of primordial non-Gaussainities in the Horndeski's most general scalar-tensor theories
Antonio De Felice (Naresuan University, Thailand), Shinji Tsujikawa,
JCAP 03, 030 (2013),
1301.5721 [astro-ph.CO]

[116] Anisotropic Non-Gaussianity from a two-form field
Junko Ohashi (Tokyo University of Science), Jiro Soda (Kyoto University), Shinji Tsujikawa,
Phys. Rev. D 87 083520 (2013),
1303.7340 [astro-ph.CO]


[117] Quintessence: A Review
Shinji Tsujikawa,
Class. Quant. Gravi. 30 (2004) 214003,
1304.1961 [gr-qc]


[118] Planck constraints on single-field inflation
Shinji Tsujikawa, Junko Ohashi (Tokyo University of Science),
Sachiko Kuroyanagi
(Tokyo University of Science), Antonio De Felice (Naresuan University, Thailand),
Phys. Rev. D 88 023529 (2013),
1305.3044 [astro-ph.CO]

[119] Screening the fifth force in the Horndeski's most general scalar-tensor theories
Ryotaro Kase
(Tokyo University of Science), Shinji Tsujikawa,
JCAP 08, 054 (2013),
1306.6401 [gr-qc]

[120] Non-local massive gravity
Leonardo Modesto
(Fudan University, China), Shinji Tsujikawa,
Phys. Lett. B727, 48-56 (2013).
1307.6968 [hep-th]


[121] Observational signatures of anisotropic inflationary models
Junko Ohashi (Tokyo University of Science), Jiro Soda (Kyoto University), Shinji Tsujikawa,
JCAP 12, 009 (2013)
1308.4488 [astro-ph.CO]


[122] Super-renormalizable or finite completion of the Starobinsky theory
Fabio Briscese (Rome University, Italy), Leonardo Modesto
(Fudan University, China), Shinji Tsujikawa,
Phys. Rev. D 89 024029 (2013),
1308.1413 [hep-th]


[123] Anisotropic power-law k-inflation
Junko Ohashi (Tokyo University of Science), Jiro Soda (Kobe University), Shinji Tsujikawa,
Phys. Rev. D 88 103517 (2013),
1310.3053 [hep-th]


[124] Strong Planck constraints on braneworld and non-commutative inflation
Gianluca Calcagni (CSIC, Madrid), Sachiko Kuroyanagi
(Tokyo University of Science),
Junko Ohashi (Tokyo University of Science),
Shinji Tsujikawa,
JCAP 03, 052 (2014)
1310.5186 [astro-ph.CO]


[2014]

[125] Distinguishing between inflationary models from CMB
Shinji Tsujikawa,
PTEP 06B104 (2014)

1401.4686 [astro-ph.CO]


[126] Effective field theory of modified gravity with two scalar fields: dark energy and dark matter
Laszlo A. Gergely (University of Szeged, Hungary), Shinji Tsujikawa,
Phys. Rev. D 89 064059 (2014),
1402.0553 [hep-th]


[127] Cosmological perturbations and observational constraints on non-local massive gravity
Savvas Nesseris (Madird, Spain),
Shinji Tsujikawa,
Phys. Rev. D 90 024070 (2014),
1402.4613 [astro-ph.CO]


[128] Cosmological scaling solutions for multiple scalar fields
Takashi Chiba (Nihon University), Antonio De Felice (Kyoto University), Shinji Tsujikawa,
Phys. Rev. D 90 023516 (2014),
1403.7604 [gr-qc]


[129] Implications of the B-mode polarization measurement for direct detection of inflationary gravitational waves
Sachiko Kuroyanagi (Tokyo University of Science), Shinji Tsujikawa, Takashi Chiba (Nihon University),
Naoshi Sugiyama (Nagoya University),

Phys. Rev. D 90 063513 (2014),

1406.1369 [astro-ph.CO]

[130] Effetive field theory of modified gravity on the shperically symmetric background: leading order dynamics and the odd-mode perturbations
Ryotaro Kase
(Tokyo University of Science), Laszlo A. Gergely (University of Szeged, Hungary), Shinji Tsujikawa,
Phys. Rev. D 90 124019 (2014),
1406.2402 [hep-th]


[131] Cosmology in generalized Horndeski theories with second-order equations of motion
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 90 044073 (2014),
1407.0794 [hep-th]

[132] Effetive field theory approach to modified gravity including Horndeski theory and Horava-Lifshitz gravity
Ryotaro Kase
(Tokyo University of Science), Shinji Tsujikawa,
International Journal of Modern Physics D 23, 1443008 (2014),

1409.1984 [hep-th]


[133] Bosonic coherent motions in the Universe
Jihn E. Kim (Seoul National University, Korea), Y. K. Semertzidis (IBS, Korea),
Shinji Tsujikawa,
Frontiers in Physics, 2, 60 (2014),
1409.2497 [hep-ph]

[134] Inflationary gravitational waves in the effective field theory of modified gravity
Antonio De Felice (Kyoto),
Shinji Tsujikawa,
Phys. Rev. D 91 103506 (2015),
1411.0736 [hep-th]

[135] Disformal invariance of cosmological perturbations in a generalized class of Horndeski theories
Shinji Tsujikawa,
JCAP 04, 043 (2015)

1412.6210 [hep-th]


[2015]


[136] Planck constraints on inflation in auxiliary vector modified f(R) theories
Mehmet Ozkan (Groningen, Netherland), Yi Pang (Texas, USA),
Shinji Tsujikawa,
Phys. Rev. D 92 023530 (2015),
1502.06341 [astro-ph.CO]

[137]  Observational signatures of the theories beyond Horndeski
Antonio De Felice (Kyoto), Kazuya Koyama (Portsmouth, UK), 
Shinji Tsujikawa,
JCAP 05, 058 (2015),
1503.06539 [gr-qc]

[138] Possibility of realizing weak gravity in red-shift space distortion measurements
Shinji Tsujikawa,
Phys. Rev. D 92 044029 (2015),
1505.02459 [astro-ph]


[139] Cosmological disformal transformations to the Einstein frame and gravitational couplings
with matter perturbations
Shinji Tsujikawa,
Phys. Rev. D 92 064047 (2015),
1506.08561 [gr-qc]


[140] Existence and disappearance of conical singularities in GLPV theories
Antonio De Felice
(Kyoto Univerisity), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 92 124060 (2015),
1508.06364 [gr-qc]


[141] Cosmology with a successful Vainshtein screening in theories beyond Horndeski
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa, Antonio De Felice (Kyoto Univerisity),
Phys. Rev. D 93 024007 (2016),
1510.06853 [gr-qc]


[142] The Subaru FMOS galaxy redshift survey (FastSound). IV. New constraint on gravity theory from
redshift space distortions at z sim 1.4
Teppei Okumura
(IPMU), Chiaki Hikage (IPMU), Tomonori Totani (Tokyo University),
Shinji Tsujikawa
et al.,
accepted in PASJ,
1511.08083 [astro-ph.CO]


[143] Conical singularities and the Vainshtein screening in full GLPV theories
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa, Antonio De Felice (Kyoto Univerisity),
JCAP 1603, 003 (2016),
1512.06497 [gr-qc]


[2016]


[144] Screening fifth forces in generalized Proca theories
Antonio De Felice (Kyoto Univerisity), Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Shinji Tsujikawa,
Ying-i Zhang (NAO, Beijing), Gong-Bo Zhao (NAO, Beijing),
Phys. Rev. D 93 104016 (2016),
1602.00371 [gr-qc]


[145] Cosmology in generalized Proca theories
Antonio De Felice (Kyoto Univerisity), Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Shinji Mukohyama (Kyoto University),
Shinji Tsujikawa, Ying-i Zhang (NAO, Beijing),
JCAP 1606, 048 (2016),
1603.05806 [gr-qc]


[146] Effective gravitational couplings for cosmological perturbations in generalized Proca theories,
Antonio De Felice (Kyoto Univerisity), Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Shinji Mukohyama (Kyoto University),
Shinji Tsujikawa, Ying-i Zhang (NAO, Beijing),
Phys. Rev. D 94 044024 (2016),
1605.05066 [gr-qc]


[147] Beyond generalized Proca theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Lett. B760 617-626 (2016),
1605.05565 [hep-th]


[148] Cosmic microwave background and inflation in multi-fractional spacetimes,
Gianluca Calcagni (CSIC, Madrid), Sachiko Kuroyanagi,
JCAP 1608, 039 (2016),
1606.08449 [hep-th]


[149] Anisotropic cosmological soluutions in massive vector theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
JCAP 1611, 008 (2016),
1607.03175 [hep-th]


[150] Absence of solid angle deficit singularities in beyond-generalized Proca theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 94 123513 (2016),
1608.08390 [gr-qc]


[2017]

[151] Instabilites in Horndeski Yang-Mills inflation,
Jose Beltran Jimenez (Marseille),
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Ryo Namba (McGill), Shinji Tsujikawa,
Phys. Rev. D 95 063533 (2017),
1702.01193 [hep-th]


[152] Cosmology in beyond-generalized Proca theories
Shintaro Nakamura (
Tokyo University of Science), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 95 104001 (2017),
1702.08610 [gr-qc]


[153] Observational constraints on generalized Proca theories,
Antonio De Felice (Kyoto Univerisity), Lavinia Heisenberg (ETH Zurich), Shinji Tsujikawa,
Phys. Rev. D 95 123540 (2017),
1703.09573 [astro-ph.CO]


[154] Hairy black-hole solutions in generalized Proca theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
Phys. Rev. D 96 084049 (2017),
1705.09662 [gr-qc]


[155] Black holes in vector-tensor theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science),
Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
JCAP 1708, 024 (2017),
1706.05155 [gr-qc]


[156] Suppression of matter couplings with a vector field in generalized Proca theories,
Shintaro Nakamura (Tokyo University of Science), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 96 084005 (2017),
1707.09194 [gr-qc]


[157] Observational signatures of the parametric amplification of gravitational waves
during reheating after inflation,
Sachiko Kuroyanagi (Nagoya University), Chunshan Lin (Kyoto University),
Misao Sasaki
(Kyoto University), Shinji Tsujikawa,
Phys. Rev. D 97 023516 (2018),
1710.06789 [gr-qc]


[158] Relativistic stars in vector-tensor theories,
Ryotaro Kase (Tokyo University of Science), Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
Phys. Rev. D 97 084009 (2018),
1711.09430 [gr-qc]


[159] Dark energy survivals in massive gravity after GW170817: SO(3) invariant
Lavinia Heisenberg (ETH Zurich), Shinji Tsujikawa,
JCAP 1801, 044 (2018),
1711.09430 [gr-qc]



[2018]

[160] Black hole perturbations in vector-tensor theories: The odd-mode analysis,
Ryotaro Kase (Tokyo University of Science), Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
Ying-li Zhang (Tokyo University of Science),
JCAP 1802, 048 (2018),
1801.01787 [gr-qc]


[161] Dark energy scenario consistent with GW170817 in theories beyond Horndeski gravity,
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 97 103501 (2018),
1802.02728 [gr-qc]


[162] Hairy black hole solutions in U(1) gauge-invraint scalar-vector-tensot theories,
Lavinia Heisenberg (ETH Zurich), Shinji Tsujikawa,
Phys. Lett. B780, 638-646 (2018).

1802.07035 [gr-qc]

[163] Black holes in quartic-order beyond-generalized Proca theories,
Ryotaro Kase (Tokyo University of Science), Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
Phys. Lett. B782, 541-550 (2018),

1803.06335 [gr-qc]


[164] Odd-parity stability of hairy black holes in U(1) gauge-invariant scalar-vector-tensor theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 97 124043 (2018),
1804.00535 [gr-qc]


[165] Cosmology in scalar-vector-tensor theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 98 024038 (2018),
1805.01066 [gr-qc]

[166] Dark energy in scalar-vector-tensor theories,
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
JCAP 1811, 024 (2018),
1805.11919 [gr-qc]

[167] Gauge-ready formlulation of cosmological perturbations in scalar-vector-tensor theories,
Lavinia Heisenberg (ETH Zurich), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 98 123504 (2018),
1807.07202 [gr-qc]

[168] New scaling solutions in cubic Horndeski theories,
Ines S. Albuquerque (Lisbon University), Noemi Frusciante (
Lisbon University), Nelson Nunes (Lisbon University),
Shinji Tsujikawa.
Phys. Rev. D 98 064038 (2018),
1807.09800 [gr-qc]

[169] Dark energy in Horndeski theories after GW170817: A review,
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Int. J. Mod. Phys. D28 1942005 (2019)
1809.08735 [gr-qc]


[170] Most general cubic-order Horndeski Lagrangian allowing for scaling solutions and the application to dark enegry,
Noemi Frusciante (Lisbon University), Ryotaro Kase (Tokyo University of Science), Nelson Nunes (Lisbon University), Shinji Tsujikawa,
Phys. Rev. D 98 123517 (2018),
1810.07957 [gr-qc]


[171] Constraints on massive vector dark energy models from ISW-galaxy cross-correlations,
Shintaro Nakamura (Tokyo University of Science), Antonio De Felice (Kyoto Univerisity), Ryotaro Kase (Tokyo University of Science),
Shinji Tsujikawa,
Phys. Rev. D 99 063533 (2019),
1811.07541 [astro-ph]


[172] Inflation with mixed helcities and its observational imprint on CMB,
Lavinia Heisenberg (ETH Zurich), Hector Ramirez (University of Valencia), Shinji Tsujikawa,
Phys. Rev. D 99 023505 (2019),
1812.03340 [gr-qc]


[173] Tracker and scaling solutions in DHOST theories,
Noemi Frusciante (Lisbon University), Ryotaro Kase (Tokyo University of Science), Kazuya Koyama (University of Portsmouth), Shinji Tsujikawa,
Daniele Vernieri (Techinical University of Lisbon),
Phys. Lett. B790, 167-175 (2019).
1812.05204 [gr-qc]



[2019]


[174] Anisotropic inflation with coupled p-forms,
Juan P. Beltran Almeida (Antonio Narino University), Alejandro Guarnizo
(Antonio Narino University),
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa, Cesar A. Valenzuela-Toledo (del Valle University),
JCAP 1903, 025 (2019),
1901.06097 [gr-qc]


[175] Anisotropic 2-form dark energy,
Juan P. Beltran Almeida (Antonio Narino University), Alejandro Guarnizo
(Antonio Narino University),
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa, Cesar A. Valenzuela-Toledo (del Valle University),
Phys. Lett. B793, 396-404 (2019),
1902.05846 [hep-th]


[176] Lunar Laser Ranging constaints on nonminimally coupled dark energy and standard sirens,
Shinji Tsujikawa,
Phys. Rev. D 100 043510 (2019),
1903.07092 [gr-qc]


[177] Cosmological data favor Galileon ghost condensate over LCDM,
Simone Peirone (Leiden University), Giampaolo Benevento (Padova University), Noemi Frusciante (Lisbon University),
Shinji Tsujikawa,
Phys. Rev. D 100 064540 (2019),
1905.05166 [asto-ph.CO]

[178] Cosmological constraints and phenomenology of a beyond-Horndeski model
Simone Peirone (Leiden University), Giampaolo Benevento (Padova University), Noemi Frusciante (Lisbon University),
Shinji Tsujikawa,
Phys. Rev. D 100 064509 (2019),
1905.11364 [asto-ph.CO]

[179] Space gravitational-wave antennas DECIGO and B-DECIGO
Seiji Kawamura (Nagoya University), Shinji Tsujikawa, et al.,
Int. J. Mod. Phys. D28 1845001 (2019)


[180] Coupled vector dark energy
Shintaro Nakamura (Tokyo University of Science), Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
JCAP 1912, 032 (2019),
1907.12216 [gr.qc]

[181] Scalar-field dark energy nonminimally and kinetically coupled to dark matter
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Rev. D 101 063511 (2020),
1910.02699 [gr.qc]


[182] Weak cosmic growth in coupled dark energy with a Lagrangian formamulation
Ryotaro Kase (Tokyo University of Science), Shinji Tsujikawa,
Phys. Lett. B804, 135400 (2020),
1911.02179 [gr.qc]


[2020]


[183] Neutron stars with a generalized Proca hair and sppontaneous vectorization
Ryotaro Kase (Tokyo University of Science), Masato Minamitsuji (University of Lisbon), Shinji Tsujikawa,
Phys. Rev. D 102 024067 (2020),
2001.10701 [gr-qc]


[184] Scaling solutions ad weak gravity in dark energy with energy and momentum couplings
Luca Amendola (Heidelberg University) , Shinji Tsujikawa,
JCAP 2006, 020 (2020),
2003.02686 [gr-qc]


For the publication lists after April 2020, please click here.


Lecture notes

[1] Introductory review of cosmic inflation
Shinji Tsujikawa
hep-ph/0304257, lecture notes given at The Second Tah Poe School on Cosmology "Modern Cosmology", Naresuan University, Phitsanulok, Thailand, 17 -25 April, 2003


[2] Modified gravity models of dark energy
Shinji Tsujikawa
Lect. Notes Phys. 800, 99-145 (2010),
arXiv:1101.0191 [gr-qc],
lecture notes given at Second TRR33 Winter School, Tonare, Italy, 7-12 December, 2008



[3] The effective field theory of inflation/dark energy and the Horndeski theory
Shinji Tsujikawa
Lect. Notes Phys. 892, 97-136 (2015),

arXiv:1404.2684 [gr-qc],
lecture notes given at the 7th Aegean Summer School, Paros, 23-28 September, 2013


What next?