Items where Author is "Souradeep, Tarun"

Qureshi, Mussadiq H. ; Iqbal, Asif ; Malik, Manzoor A. ; Souradeep, Tarun (2017) Low-ℓ power suppression in punctuated inflation Journal of Cosmology and Astroparticle Physics, 2017 (04). No pp. given. ISSN 1475-7516

Souradeep, Tarun ; Das, Santanu ; Wandelt, Benjamin (2016) Bayesian Cosmological inference beyond statistical isotropy Journal of Physics: Conference Series, 759 . Article ID 012062. ISSN 1742-6588

Shaikh, Shabbir ; Mukherjee, Suvodip ; Rotti, Aditya ; Souradeep, Tarun (2016) Constraining stochastic gravitational wave background from weak lensing of CMB B-modes Journal of Cosmology and Astroparticle Physics, 2016 (09). No pp. given. ISSN 1475-7516

Mukherjee, Suvodip ; Aluri, Pavan K. ; Das, Santanu ; Shaikh, Shabbir ; Souradeep, Tarun (2016) Direction dependence of cosmological parameters due to cosmic hemispherical asymmetry Journal of Cosmology and Astroparticle Physics, 2016 (06). No pp. given. ISSN 1475-7516

Mukherjee, Suvodip ; Souradeep, Tarun (2016) Litmus test for cosmic hemispherical asymmetry in the cosmic microwave backgroundb-mode polarization Physical Review letters, 116 (22). No pp. given. ISSN 0031-9007

Das, Santanu ; Mitra, Sanjit ; Rotti, Aditya ; Pant, Nidhi ; Souradeep, Tarun (2016) Statistical isotropy violation in WMAP CMB maps resulting from non-circular beams Astronomy & Astrophysics, 591 . No pp. given. ISSN 1432-0746

Das, Santanu ; Wandelt, Benjamin D. ; Souradeep, Tarun (2015) Bayesian inference on the sphere beyond statistical isotropy Journal of Cosmology and Astroparticle Physics, 2015 (10). No pp. given. ISSN 1475-7516

Mukherjee, Suvodip ; Das, Santanu ; Joy, Minu ; Souradeep, Tarun (2015) Estimation of inflation parameters for Perturbed Power Law model using recent CMB measurements Journal of Cosmology and Astroparticle Physics, 2015 (01). No pp. given. ISSN 1475-7516

Iqbal, Asif ; Prasad, Jayanti ; Souradeep, Tarun ; Malik, Manzoor A. (2015) Joint Planck and WMAP assessment of low CMB multipoles Journal of Cosmology and Astroparticle Physics, 2015 (06). No pp. given. ISSN 1475-7516

Das, Santanu ; Souradeep, Tarun (2015) Leakage of power from dipole to higher multipoles due to non-symmetric beam shape of the CMB missions Journal of Cosmology and Astroparticle Physics, 2015 (05). No pp. given. ISSN 1475-7516

Aluri, Pavan K. ; Pant, Nidhi ; Rotti, Aditya ; Souradeep, Tarun (2015) Novel approach to reconstructing signals of isotropy violation from a masked CMB sky Physical Review D - Particles, Fields, Gravitation and Cosmology, 92 (8). Article ID 083015. ISSN 1550-7998

Kumar, Saurabh ; Rotti, Aditya ; Aich, Moumita ; Pant, Nidhi ; Mitra, Sanjit ; Souradeep, Tarun (2015) Orthogonal bipolar spherical harmonics measures: Scrutinizing sources of isotropy violation Physical Review D - Particles, Fields, Gravitation and Cosmology, 91 (4). Article ID 043501. ISSN 1550-7998

Das, Santanu ; Mukherjee, Suvodip ; Souradeep, Tarun (2015) Revised cosmological parameters after BICEP 2 and BOSS Journal of Cosmology and Astroparticle Physics, 2015 (02). No pp. given. ISSN 1475-7516

Aghamousa, Amir ; Shafieloo, Arman ; Arjunwadkar, Mihir ; Souradeep, Tarun (2015) Unveiling acoustic physics of the CMB using nonparametric estimation of the temperature angular power spectrum for Planck Journal of Cosmology and Astroparticle Physics, 2015 (02). No pp. given. ISSN 1475-7516

Hazra, Dhiraj Kumar ; Shafieloo, Arman ; Souradeep, Tarun (2014) Primordial power spectrum from Planck Journal of Cosmology and Astroparticle Physics, 2014 (11). No pp. given. ISSN 1475-7516

Das, Santanu ; Souradeep, Tarun (2014) SCOPE: An efficient method of Cosmological Parameter Estimation Journal of Cosmology and Astroparticle Physics, 2014 (07). No pp. given. ISSN 1475-7516

Mukherjee, Suvodip ; De, Aritra ; Souradeep, Tarun (2014) Statistical isotropy violation of CMB Polarization sky due to Lorentz boost Physical Review D - Particles, Fields, Gravitation and Cosmology, 89 (8). Article ID 083005. ISSN 1550-7998

Mukherjee, Suvodip ; Souradeep, Tarun (2014) Statistically anisotropic Gaussian simulations of the CMB temperature field Physical Review D - Particles, Fields, Gravitation and Cosmology, 89 (6). Article ID 063013. ISSN 1550-7998

Das, Santanu ; Souradeep, Tarun (2014) Suppressing CMB low multipoles with ISW effect Journal of Cosmology and Astroparticle Physics, 2014 . No pp. given. ISSN 1475-7516

Padmanabhan, Hamsa ; Rotti, Aditya ; Souradeep, Tarun (2013) Comparison of CMB lensing efficiency of gravitational waves and large scale structure Physical Review D - Particles, Fields, Gravitation and Cosmology, 88 (6). Article ID 063507. ISSN 1550-7998

Hazra, Dhiraj Kumar ; Shafieloo, Arman ; Souradeep, Tarun (2013) Cosmological parameter estimation with free-form primordial power spectrum Physical Review D - Particles, Fields, Gravitation and Cosmology, 87 (12). No pp. given. ISSN 1550-7998

Das, Santanu ; Shafieloo, Arman ; Souradeep, Tarun (2013) ISW effect as probe of features in the expansion history of the Universe Journal of Cosmology and Astroparticle Physics, 2013 (10). No pp. given. ISSN 1475-7516

Aich, Moumita ; Hazra, Dhiraj Kumar ; Sriramkumar, L. ; Souradeep, Tarun (2013) Oscillations in the inflaton potential: Complete numerical treatment and comparison with the recent and forthcoming CMB datasets Physical Review D, 87 (8). Article ID 083526. ISSN 1550-7998

Hazra, Dhiraj Kumar ; Shafieloo, Arman ; Souradeep, Tarun (2013) Primordial power spectrum: A complete analysis with the WMAP nine-year data Journal of Cosmology and Astroparticle Physics, 2013 (07). No pp. given. ISSN 1475-7516

Prasad, Jayanti ; Souradeep, Tarun (2012) Cosmological parameter estimation using particle swarm optimization Physical Review D - Particles, Fields, Gravitation and Cosmology, 85 (12). No pp. given. ISSN 1550-7998

Aghamousa, Amir ; Arjunwadkar, Mihir ; Souradeep, Tarun (2012) Evolution of the Cosmic Microwave Background power spectrum across Wilkinson Microwave Anisotropy Probe data releases: A nonparametric analysis The Astrophysical Journal Letters, 745 (2). No pp. given. ISSN 2041-8213

Rotti, Aditya ; Souradeep, Tarun (2012) New window into stochastic gravitational wave background Physical Review Letters, 109 (22). No pp. given. ISSN 0031-9007

Book, Laura G. ; Kamionkowski, Marc ; Souradeep, Tarun (2012) Odd-parity bipolar spherical harmonics Physical Review D - Particles, Fields, Gravitation and Cosmology, 85 (2). Article ID 023010. ISSN 1550-7998

Joshi, Nidhi ; Rotti, Aditya ; Souradeep, Tarun (2012) Statistics of bipolar representation of CMB maps Physical Review D - Particles, Fields, Gravitation and Cosmology, 85 (4). Article ID 043004. ISSN 1550-7998

Shafieloo, Arman ; Souradeep, Tarun (2011) Assumptions of the primordial spectrum and cosmological parameter estimation New Journal of Physics, 13 (10). No pp. given. ISSN 1367-2630

Ghosh, Tuhin ; Delabrouille, Jacques ; Remazeilles, Mathieu ; Cardoso, Jean-François ; Souradeep, Tarun (2011) Foreground maps in Wilkinson Microwave Anisotropy Probe frequency bands Monthly Notices of the Royal Astronomical Society, 412 (2). pp. 883-899. ISSN 1745-3925

Kamionkowski, Marc ; Souradeep, Tarun (2011) Odd-parity cosmic microwave background bispectrum Physical Review D, 83 (2). Article ID 027301. ISSN 1550-7998

Joy, Minu ; Souradeep, Tarun (2011) Perturbed power-law parameters from WMAP7 Journal of Cosmology and Astroparticle Physics, 2011 (02). No pp. given. ISSN 1475-7516

Goswami, Gaurav ; Souradeep, Tarun (2011) Power spectrum nulls due to nonstandard inflationary evolution Physical Review D - Particles, Fields, Gravitation and Cosmology, 83 (2). Article ID 023526. ISSN 1550-7998

Souradeep, Tarun (2011) ‘Standard’ cosmological model and beyond with CMB Classical and Quantum Gravity, 28 (11). No pp. given. ISSN 0264-9381

Joshi, Nidhi ; Jhingan, S. ; Souradeep, Tarun ; Hajian, Amir (2010) Bipolar harmonic encoding of CMB correlation patterns Physical Review D - Particles, Fields, Gravitation and Cosmology, 81 (8). Article ID 083012. ISSN 1550-7998

Samal, Pramoda Kumar ; Saha, Rajib ; Delabrouille, Jacques ; Prunet, Simon ; Jain, Pankaj ; Souradeep, Tarun (2010) Cosmic microwave background polarization and temperature power spectra estimation using linear combination of WMAP 5 year maps The Astrophysical Journal, 714 (1). pp. 840-851. ISSN 0004-637X

Hamann, Jan ; Shafieloo, Arman ; Souradeep, Tarun (2010) Features in the primordial power spectrum? A frequentist analysis Journal of Cosmology and Astroparticle Physics, 2010 . No pp. given. ISSN 1475-7516

Hazra, Dhiraj Kumar ; Aich, Moumita ; Jain, Rajeev Kumar ; Sriramkumar, L ; Souradeep, Tarun (2010) Primordial features due to a step in the inflaton potential Journal of Cosmology and Astroparticle Physics, 2010 (10). No pp. given. ISSN 1475-7516

Aich, Moumita ; Souradeep, Tarun (2010) Statistical isotropy violation of the CMB brightness fluctuations Physical Review D - Particles, Fields, Gravitation and Cosmology, 81 (8). Article ID 083008. ISSN 1550-7998

Jain, Rajeev Kumar ; Chingangbam, Pravabati ; Sriramkumar, L. ; Souradeep, Tarun (2010) Tensor-to-scalar ratio in punctuated inflation Physical Review D, 82 (2). Article ID 023509. ISSN 1550-7998

Pandey, Biswajit ; Kulkarni, Gauri ; Bharadwaj, Somnath ; Souradeep, Tarun (2010) The size of the longest filament in the luminous red galaxy distribution Monthly Notices of the Royal Astronomical Society, 411 (1). pp. 332-336. ISSN 0035-8711

Ghosh, Tuhin ; Saha, Rajib ; Jain, Pankaj ; Souradeep, Tarun (2009) Model independent foreground power spectrum estimation using WMAP 5-year data Physical Review D - Particles, Fields, Gravitation and Cosmology, 79 (12). No pp. given. ISSN 1550-7998

Jain, Rajeev Kumar ; Chingangbam, Pravabati ; Gong, Jinn-Ouk ; Sriramkumar, L. ; Souradeep, Tarun (2009) Punctuated inflation and the low CMB multipoles Journal of Cosmology and Astroparticle Physics, 2009 (01). Article ID JCAP01(2009)009. ISSN 1475-7516

Saha, Rajib ; Prunet, Simon ; Jain, Pankaj ; Souradeep, Tarun (2008) CMB anisotropy power spectrum using linear combinations of WMAP maps Physical Review D, 78 (2). Article ID 023003. ISSN 1550-7998

Shafieloo, Arman ; Souradeep, Tarun (2008) Estimation of primordial spectrum with post-WMAP 3-year data Physical Review D, 78 (2). Article ID 023511. ISSN 0556-2821

Mitra, Sanjit ; Dhurandhar, Sanjeev ; Souradeep, Tarun ; Lazzarini, Albert ; Mandic, Vuk ; Bose, Sukanta ; Ballmer, Stefan (2008) Gravitational wave radiometry: mapping a stochastic gravitational wave background Physical Review D - Particles, Fields, Gravitation and Cosmology, 77 (4). pp. 042002_1-042002_23. ISSN 1550-7998

Shafieloo, Arman ; Souradeep, Tarun ; Manimaran, P. ; Panigrahi, Prasanta K. ; Rangarajan, Raghavan (2007) Features in the primordial spectrum from WMAP: A wavelet analysis Physical Review D, 75 (12). No pp. given. ISSN 0556-2821

Ghosh, Tuhin ; Hajian, Amir ; Souradeep, Tarun (2007) Unveiling hidden patterns in CMB anisotropy maps Physical Review D, 75 (8). Article ID 083007. ISSN 1550-7998

Souradeep, Tarun (2006) Cosmological quests in the CMB sky International Journal of Modern Physics D, 15 (10). pp. 1725-1742. ISSN 0218-2718

Souradeep, Tarun ; Hajian, Amir ; Basak, Soumen (2006) Measuring statistical isotropy of CMB anisotropy New Astronomy Reviews, 50 (11-12). pp. 889-895. ISSN 1387-6473

Souradeep, Tarun ; Mitra, Sanjit ; Sengupta, Anand ; Ray, Subharthi ; Saha, Rajib (2006) Non-circular beam correction to the CMB power spectrum New Astronomy Reviews, 50 (11-12). pp. 1030-1035. ISSN 1387-6473

Sinha, Rita ; Souradeep, Tarun (2006) Post-WMAP assessment of infrared cutoff in the primordial spectrum from inflation Physical Review D, 74 . Article ID 043518. ISSN 1550-7998

Basak, Soumen ; Hajian, Amir ; Souradeep, Tarun (2006) Statistical isotropy of CMB polarization maps Physical Review D, 74 . Article ID 021301. ISSN 1550-7998

Hajian, Amir ; Souradeep, Tarun (2006) Testing global isotropy of three-year Wilkinson Microwave Anisotropy Probe (WMAP) data: Temperature analysis Physical Review D, 74 (12). No pp. given. ISSN 0556-2821

Gandhi, Raj ; Mohanty, Subhendra ; Souradeep, Tarun ; Agarwalla, S. ; Bhattacharya, K. ; Brahmachari, B. ; Crittenden, R. ; Goswami, S. ; Ghoshal, P. ; Lindner, M. ; Mani, H. S. ; Mitra, S. ; Pascoli, S. ; Pandar Rangarajan, S. ; Ray, S. ; Roy Choudhury, T. ; Saha, R. ; Sarkar, S. ; Srivastavar Sheth, A. ; Uma Sankar, S. ; Yajnik, U. (2006) Working group report: Astroparticle and neutrino physics Pramana - Journal of Physics, 67 (4). pp. 735-742. ISSN 0304-4289

Saha, Rajib ; Jain, Pankaj ; Souradeep, Tarun (2006) A blind estimation of the angular power spectrum of CMB anisotropy from WMAP Astrophysical Journal, 645 (2). pp. L89-L92. ISSN 0004-637X

Mitra, Sanjit ; Sengupta, Anand S. ; Souradeep, Tarun (2004) CMB power spectrum estimation using noncircular beams Physical Review D, 70 (10). Article ID 103002. ISSN 1550-7998

Shafieloo, Arman ; Souradeep, Tarun (2004) Primordial power spectrum from WMAP Physical Review D - Particles, Fields, Gravitation and Cosmology, 70 (4). Article ID 043523. ISSN 1550-7998

Hajian, Amir ; Souradeep, Tarun ; Cornish, Neil (2004) Statistical Isotropy of the Wilkinson Microwave Anisotropy ProbeData: A Bipolar Power Spectrum Analysis The Astrophysical Journal, 618 (2). pp. L63-L66. ISSN 0004-637X

Narlikar, J. V. ; Vishwakarma, R. G. ; Hajian, Amir ; Souradeep, Tarun ; Burbidge, G. ; Hoyle, F. (2003) Inhomogeneities in the microwave background radiation interpreted within the framework of the quasi-steady state cosmology The Astrophysical Journal, 585 (1). pp. 1-11. ISSN 0004-637X

Mukherjee, Pia ; Ganga, Ken ; Ratra, Bharat ; Rocha, Graca ; Souradeep, Tarun ; Sugiyama, Naoshi ; Gorski, Krzysztof M. (2003) CMB anisotropy constraints on flat-λ and open CDM cosmogonies from DMR, UCSB south pole, python, AGRO, MAX, white dish, OVRO, and SuZIE data International Journal of Modern Physics A, 18 (26). pp. 4933-4954. ISSN 0217-751X

Mukherjee, Pia ; Coble, Kim ; Dragovan, Mark ; Ganga, Ken ; Kovac, John ; Ratra, Bharat ; Souradeep, Tarun (2003) Galactic foreground constraints from the Python V Cosmic Microwave Background anisotropy data The Astrophysical Journal, 592 (2). pp. 692-698. ISSN 0004-637X

Hajian, Amir ; Souradeep, Tarun (2003) Measuring the statistical isotropy of the cosmic microwave background Anisotropy The Astrophysical Journal Letters, 597 (1). pp. L5-L8. ISSN 2041-8205

Mukherjee, Pia ; Souradeep, Tarun ; Ratra, Bharat ; Sugiyama, Naoshi ; Gorski, Krzsztof M. (2003) OVRO CMB anisotropy measurement constraints on flat-λ and open CDM cosmogonies Modern Physics Letters A, 18 (17). pp. 1145-1155. ISSN 0217-7323

Podariu, Silviu ; Souradeep, Tarun ; Gott III, J. Richard ; Ratra, Bharat ; Vogeley, Michael S. (2001) Binned cosmic microwave background anisotropy power spectra: Peak location The Astrophysical Journal, 559 (1). pp. 9-22. ISSN 0004-637X

Sahni, Varun ; Sami, M. ; Souradeep , Tarun (2001) Relic gravity waves from braneworld inflation Physical Review D - Particles, Fields, Gravitation and Cosmology, 65 (2). pp. 023518_1-023518_16. ISSN 1550-7998

Souradeep, Tarun ; Ratra, Bharat (2001) Window function for noncircular beam Cosmic Microwave Background anisotropy experiment The Astrophysical Journal Letters, 560 (1). pp. 28-40. ISSN 2041-8213

Bond, J. Richard ; Pogosyan, Dmitry ; Souradeep, Tarun (2000) CMB anisotropy in compact hyperbolic universes. I. Computing correlation functions Physical Review D, 62 (4). Article ID 043005. ISSN 0556-2821

Bond, J. Richard ; Pogosyan, Dmitry ; Souradeep, Tarun (2000) CMB anisotropy in compact hyperbolic universes. II. COBE maps and limits Physical Review D, 62 (4). Article ID 043006. ISSN 1550-7998

Bond, J. Richard ; Pogosyan, Dmitry ; Souradeep, Tarun (1999) Computing CMB anisotropy in compact hyperbolic spaces Classical and Quantum Gravity, 15 (9). pp. 2671-2687. ISSN 0264-9381

Mohanty, Subhendra ; Sahni, Varun ; Chakraborty, S. ; Goyal, Ashok ; Dutta, Sukanta ; Choudhury, Debajyoti ; Mahajan, Shobhit ; Mukherjee, Amitabha ; Widyan, Hatem ; Yajnik, Urjit ; Mohanty, S. ; Grifols, J. A. ; Mahanta, Uma ; Sahu, Sarira ; Sahni, Varun ; Souradeep, Tarun ; Stebbins, Albert ; Waga, Ioav ; Soni, Vikram ; Panchapakesan, N. ; Brandenberger, R. (1998) Astroparticle physics: working group report Pramana - Journal of Physics, 51 (1&2). pp. 273-286. ISSN 0304-4289

Souradeep, Tarun (1997) MBR as the relic of big bang Journal of Astrophysics and Astronomy, 18 (4). pp. 231-240. ISSN 0250-6335

Bharadwaj, Somnath ; Munshi, Dipak ; Souradeep, Tarun (1997) Skewness in the cosmic microwave background anisotropy from an inflationary gravity wave background Physical Review D, 56 (8). pp. 4503-4510. ISSN 0556-2821

Bharadwaj, Somnath ; Munshi, Dipak ; Souradeep, Tarun (1997) Skewness in the cosmic microwave background anisotropy from an inflationary gravity wave background Physical Review D - Particles, Fields, Gravitation and Cosmology, 56 (8). pp. 4503-4510. ISSN 1550-7998

Souradeep, Tarun ; Sahni, Varun (1992) Density perturbation, garvity waves and the cosmic microwave background Modern Physics Letters A, 7 (38). pp. 3541-3551. ISSN 0217-7323

Souradeep, Tarun ; Sahni, Varun (1992) Density perturbations, gravity waves and the cosmic microwave background Modern Physics Letters A, 07 (38). pp. 3541-3551. ISSN 0217-7323

Souradeep, Tarun ; Sahni, Varun (1992) Quantum effects near a point mass in (2 + 1)-dimensional gravity Physical Review D - Particles, Fields, Gravitation and Cosmology, 46 (4). pp. 1616-1633. ISSN 1550-7998