Publications & Preprints
In Physics

PUBLICATIONS :

Dumitru Astefanesei

  1. D. Astefanesei and E. Radu, ``Quasilocal formalism and black

    ring thermodynamics,'' PRD 73 (2006) 044014 [arXiv: hep-th/0509144].

  2. D. Astefanesei, R. B. Mann and C. Stelea, ``Nuttier bubbles,'' JHEP 0601 (2006) 043[arXiv: hep-th/0508162].

  3. D. Astefanesei and G. C. Jones, ``S-branes and (anti-)bubbles in (A)dS space,'' JHEP 0506 (2005) 037 [arXiv: hep-th/0502162].

Jasjeet Singh Bagla

  1. Bagla J. S. and Ray Suryadeep 2005,MNRAS 358, 1076: Comments on the size of the simulation box in cosmological N-Body simulations.

  2. Bagla J. S., Prasad Jayanti and Ray Suryadeep 2005,MNRAS 360, 194: Gravitational collapse in an expanding background and the role of substructure I: Planar collapse.

  3. Ray Suryadeep, Bagla J. S. and Padmanabhan T. 2005, MNRAS 360, 546: Gravitational collapse in an expanding universe: Scaling relations for two dimensional collapse revisited.

  4. Jassal H. K., Bagla J. S. and Padmanabhan T. 2005,Phys.Rev.D 72, 103503: Observational constraints on low redshift evolution of dark energy: How consistent are different observations?

Tapas K. Das

  1. Das, T. K. (with Dasgupta, S., & Bilic, N.) 2005, Pseudo-Schwarzschild Spherical Accretion as a Classical Black Hole Analogue. General Relativity & Gravitation, (37, 1877)
  2. Das, T. K. (with Abraham H, & Bilic, N.), 2006, Acoustic Horizons in an Axially Symmetric Relativistic Accretion, Classical and Quantum Gravity, 23, 2371.
  3. Das, T. K. (with Barai, Paramita & Wiita, P. J.), 2006, Erratum: The Dependence of General Relativistic Accretion on Black Hole Spin, Astrophysical Journal Letters, 640, L107.
  4. Das, T. K. (with Moscibrodzka, M, & Czerny, B.), 2006, The pattern of Accretion flow onto Sgr A, Monthly Notices of the Royal Astronomical Society (To appear, online publication date 13th June 2006, doi: 10.1111/j.1365-2966.2006.10517.x).
  5. Das, T. K., 2006, Astrophysical Accretion as an Analogue Gravity Phenomena, Invited review article to appear in a special issue of Indian Journal of Physics (A. K. Raychaudhuri memorial volume - I).

Anindya Datta

  1. SUSY resonances from UHE neutralinos in neutrino telescopes and in the sky. Anindya Datta, Daniele Fargion, Barbara Mele, Jour. Hi. Ener. Phy. 0509: 007,2005.

Justin R. David

  1. ``Towards a string bit formulation of ${\cal N} = 4$ super Yang-Mills,'' L. F. Alday, J. R. David, E. Gava and K. S. Narain, JHEP 0604 (2006) 014 [arXiv:hep-th/0510264].
  2. ``Product representation of dyon partition function in CHL models,'' J. R. David, D. P. Jatkar and A. Sen,JHEP06 (2006) 064 [arXiv:hep-th/0602254].

Furuuchi, Kazuyuki

  1. K. Furuuchi, ``Confined Phase In The Real Time Formalism And The Fate Of The World Behind The Horizon,'' Phys. Rev. D 73, 046004 (2006) [arXiv:hep-th/0510056].

  2. K. Furuuchi, ``From Free Fields to AdS - Thermal Case,'' Phys. Rev. D 72, 066009 (2005) [arXiv:hep-th/0505148].
Raj Gandhi

  1. R. Gandhi and S. Panda, ``Probing the cosmic ray 'knee' and very high energy prompt muon and neutrino fluxes via underground muons,'' $arXiv:hep-phy\/0512179.$(JCAP, to appear)
  2. R. Gandhi, P. Ghoshal, S. Goswami, P. Mehta and S. Uma Sankar, ``Earth matter effects at very long baselines and the neutrino mass hierarchy,'' Phys. Rev. D 73, 053001 (2006)
  3. A. Datta, R. Gandhi, P. Mehta and S. Uma Sankar, ``Atmospheric neutrinos as probes of CPT violation,'' Published in * Beijing 2004, ICHEP, vol. 1* 287-290

Debashis Ghoshal

  1. NS five-brane and tachyon condensation; Debashis Ghoshal, Dileep P. Jatkar, Maximilian Kreuzer, J.Math.Phys. 46 062301(2005).

Rajesh Gopakumar

  1. R. Gopakumar, ``From free fields to AdS-III'', Phys. Rev. D 72, 066008, (2005)
  2. R. Dijkgraaf, R. Gopakumar, H. Ooguri and C. Vafa, ``Baby universes in String Theory'', Phys. Rev. D 73, 066002, (2006).

Srubabati Goswami

  1. S. Goswami and A. Y. Smirnov, Phys. Rev. D 72, 053011 (2005)

  2. R. Gandhi, P. Ghoshal, S. Goswami, P. Mehta and S. Uma Sankar Phys. Rev. D 73, 053001 (2006)

  3. A. Dighe, S. Goswami and P. Roy, Phys. Rev. D 73, 071301 (2006) [arXiv:hep-ph/0602062].

  4. S. Goswami and W. Rodejohann, Phys. Rev. D 73, 113003 (2006) [arXiv:hep-ph/0512234].

Harvinder Kaur Jassal

  1. H. K. Jassal, J. S. Bagla and T. Padmanabhan, Observational constraints on low redshift evolution of dark energy: How consistent are different observations?, Phys. Rev. D. 72,103503 (2005).

Dileep Jatkar

  1. NS five-brane and tachyon condensation; Debashis Ghoshal, Dileep P. Jatkar, Maximilian Kreuzer, J.Math.Phys. 46 062301(2005).
  2. One dimensional M5-brane intersections; Ansar Fayyazuddin, Tasneem Zehra Husain, Dileep P. Jatkar, Phys.Rev. D71 106003(2005).
  3. Dyon spectrum in CHL models; Dileep P. Jatkar, Ashoke Sen, JHEP 0604 018
    (2006).

Pinaki Majumdar

  1. Insulator-Metal Phase Diagram of the Optimally Doped Manganites from the Disordered Holstein-Double Exchange Model: Sanjeev Kumar and P. Majumdar
    Phys. Rev. Lett. 96, 016602 (2006)
  2. The Travelling Cluster Approximation for Strong Correlation Models of Lattice Fermions Coupled to Classical Fields: Sanjeev Kumar and P. Majumdar
    Eur. Phys. J. B 50, 571 (2006)
  3. Giant Tunneling Magnetoresistance, Glassiness, and the Energy Landscape at Nan- oscale Cluster Coexistence : Sanjeev Kumar, C. S. Mohapatra and P. Majumdar
    Europhys. Lett. 71, 804 (2005)
  4. Double Exchange Models: Self Consistent Renormalisation: S. Kumar and P. Majumdar
    Eur. Phys. J. B 46, 315 (2005)
  5. Transport and Localisation in the Presence of Strong Structural and Spin Disorder: Sanjeev Kumar and P. Majumdar
    Eur. Phys. J. B 46, 237 (2005)

Biswarup Mukhopadhyaya

  1. Bilarge neutrino mixing from supersymmetry with high scale nonrenormalizable interactions (Biswarup Mukhopadhyaya , Probir Roy, Raghavendra Srikanth)
    Phys.Rev.D73:035003,2006.
  2. Supersymmetry parameter analysis: SPA convention and project. (with J.A. Aguil- ar-Saavedra et al.) Eur.Phys.J.C46:43-60,2006.
  3. Distinguishing split supersymmetry in Higgs signals at the large hadron collider (Sudhir Kumar Gupta, Biswarup Mukhopadhyaya, Santosh Kumar Rai)
    Phys.Rev.D73:075006,2006.
  4. Associated single photons as signals for a doubly charged scalar at linear e- e- colliders( Biswarup Mukhopadhyaya, Santosh Kumar Rai)
    Phys.Lett.B633:519-525,2006.

  5. Neutrino masses and lepton-number violation in the littlest Higgs scenario (Tao Han, Heather E. Logan, Biswarup Mukhopadhyaya, Raghavendra Srikanth)
    Phys.Rev.D72:053007,2005.

  6. Split supersymmetry from anomalous U(1) (K.S. Babu, Ts. Enkhbat (Oklahoma State U.) , Biswarup Mukhopadhyaya)
    Nucl.Phys.B720:47-63,2005

Sudhakar Panda

  1. Panda Sudhakar, Sami M. and Tsujikawa Shinji, Inflation and dark energy from geometrical tachyons, Phys. Rev. D73 (2006) 023515.

  2. Panda Sudhakar, Sami M., Tsujikawa Shinji and Ward John, Inflation from D3-brane motion in the background of D5-branes, Phys. Rev. D73 (2006) 083512.

Tribhuvan P. Pareek

  1. Measuring Spin Hall conductance and Rashba spin orbit interaction via electrical measurement in Y shape conductor. To appear in IJMB

Santosh Kumar Rai

  1. Associated single photons as signals for a doubly charged scalar at linear $e^- e^-$ colliders.   B. Mukhopadhyaya, S.K. Rai,  Phys. Lett. B633, 519, 2006.
  2. Distinguishing split supersymmetry in Higgs signals at the large hadron collider.
    S.K. Gupta, B. Mukhopadhyaya, S.K. Rai,   Phys. Rev. D73, 075006, 2006.

Sumathi Rao

  1. Publications in refereed journals:
    1. Effects of interaction on an adiabatic quantum electron pump (with Sourin Das),Phys. Rev. B, 165 333 (2005).

    2. Inter-edge interactions and novel fixed points at a junction of quantum Hall line junctions (with Sourin Das and Diptiman Sen), accepted for publication in Phys. Rev. B.
  2. Publications in Conference Proceedings:
    1. `Non-linear sigma model approach to quantum spin chains', Indian Journal of Physics, June, 2006.

    2. `Women in Physics in India, 2005' ( with Rohini Godbole, Neelima Gupte, Pratibha Jolly and Shobhana Narasimhan), in Proceedings of the second International IUPAP conference on women in physics, Brazil, 2005.

V. Ravindran

  1. V. Ravindran, ``Higher-order threshold effects to inclusive processes in QCD,'' arXiv:hep-ph/0603041, To appear in Nuclear Physics B.
  2. V. Ravindran, ``On Sudakov and soft resummations in QCD,'' Nucl. Phys. B 746, 58 (2006) [arXiv:hep-ph/0512249].
  3. D. Choudhury, S. Majhi and V. Ravindran, ``NLO corrections to lepton pair production beyond the standard model at hadron colliders,'' JHEP 0601, 027 (2006) [arXiv:hep-ph/0509057].
  4. P. Mathews and V. Ravindran, ``Angular distribution of Drell-Yan process at hadron colliders to NLO-QCD in models of TeV scale gravity,''
    [arXiv:hep-ph/0507250], To appear in Nuclear Physics B.
  5. P. Mathews, V. Ravindran and K. Sridhar, ``NLO-QCD corrections to dilepton production in the Randall-Sundrum model,'' JHEP 0510, 031 (2005) [arXiv:hep-ph/0506158].

Arnab Kumar Ray

  1. S. B. Singha, J. K. Bhattacharjee and A. K. Ray, Hydraulic jump in one-dimensional flow, European Physical Journal B, 48, 417, 2005.

Amitava Raychaudhuri

  1. `Exploration prospects of a long baseline Beta Beam neutrino experiment with an iron calorimeter detector', Sanjib Kumar Agarwalla, Amitava Raychaudhuri and Abhijit Samanta, Phys. Lett. B629, 33-40 (2005).
  2. `Remarks on flavour mixings from orbifold compactification', Gautam Bhattachar- yya and Amitava Raychaudhuri, J. Phys. G: Nucl. and Part. Phys., 32 B1-B5 (2006).

Ashoke Sen

  1. A. Sen, Black holes and the spectrum of half-BPS states in N = 4 supersymmetric string theory, Adv. Theor. Math. Phys. 9, 527 (2005) [arXiv:hep-th/0504005].

  2. A. Sen, Stretching the horizon of a higher dimensional small black hole, JHEP 0507, 073 (2005) [arXiv:hep-th/0505122].

  3. A. Sen, Black hole entropy function and the attractor mechanism in higher derivative gravity, JHEP 0509, 038 (2005) [arXiv:hep-th/0506177].

  4. A. Sen, Entropy function for heterotic black holes, JHEP 0603, 008 (2006)
    [arXiv:hep-th/0508042].

  5. D. P. Jatkar and A. Sen, Dyon spectrum in CHL models, JHEP 0604, 018 (2006) [arXiv:hep-th/0510147].

  6. B. Sahoo and A. Sen, BTZ black hole with Chern-Simons and higher derivative terms, [arXiv:hep-th/0601228] (to appear in JHEP).

  7. J. R. David, D. P. Jatkar and A. Sen, Product representation of dyon partition function in CHL models, arXiv:hep-th/0602254 (to appear in JHEP).

Prasenjit Sen

  1. Structural studies of Phosphorous induced dimers on Si(001), P. Sen, B. C. Gupta and I. P. Batra, Phys Rev B 73, 085319 (2006).

L. Sriramkumar

  1. L. Sriramkumar and T. Padmanabhan, Initial state of matter fields and trans-Planckian physics: Can CMB observations disentangle the two?, Phys. Rev. D 71, 103512 (2005).

Sanjib Kumar Agarwalla

  1. S. K. Agarwalla, A. Raychaudhuri and A. Samanta, ``Exploration prospects of a long baseline beta beam neutrino experiment with an iron calorimeter detector,'' Phys. Lett. B 629, 33 (2005) [arXiv:hep-ph/0505015].

Pomita Ghosal

  1. R. Gandhi, P. Ghoshal, S. Goswami, P.Mehta, S. Uma Sankar, Earth Matter Effects at Very Long Baselines and the Neutrino Mass Hierarchy , Phys. Rev. D 73, 053001 Resolving the neutrino mass hierarchy from atmospheric neutrinos

Sudhir Kumar Gupta

  1. Distinguishing split supersymmetry in Higgs signals at the Large Hadron

    Collider (Sudhir K Gupta, Biswarup Mukhopadhyaya and Santosh K Rai),

    Phys.Rev.D73:075006,2006 (hep-ph/0510306).

Raghavendra Srikanth H.

  1. T. Han, H.E. Logan, B. Mukhopadhyaya and R. Srikanth, `` Neutrino masses and lepton-number violation in the littlest Higgs scenario," Phys. Rev. D 72, 053007 (2005).

  2. B. Mukhopadhyaya, P. Roy and R. Srikanth, `` Bilarge neutrino mixing from supersymmetry with high scale nonrenormalizable interactions," Phys. Rev. D 73, 035003 (2006).

Jayanti Prasad

  1. Bagla, J. S., Prasad, Jayanti, Ray, Suryadeep, 2005, MNRAS, 360, 194


PREPRINTS :

Dumitru Astefanesei

  • D. Astefanesei, K. Goldstein, R. Jena, A. Sen, and S. Trivedi,

    `` Rotating Attractors,'' [arXiv: hep-th/0606244].

Jasjeet Singh Bagla

  • Bagla J. S. and Prasad Jayanti 2006, astro-ph/0601320: Effects of the size of cosmological N-Body simulations on physical quantities -- I: Mass Function.

  • Jassal H. K., Bagla J. S. and Padmanabhan T. 2006, astro-ph/0601389: The vanishing phantom menace.

Tapas K. Das

  • Das, T. K. (with Chaudhury, S., & Ray, A. K.), 2006, Critical properties and stability of stationary solutions in multi-transonic pseudo-Schwarzschild accretion, (Submitted).
  • Das, T. K. (with Barai, P.) 2006, Does black hole spin enhance the analogue gravity effect? (Submitted)
  • Das, T. K. (with Bilic, N., & Dasgupta, S.), 2006 Black Hole Accretion Disc as an Analogue Gravity Model,

Anindya Datta

  • Identifying the contributions of universal extra dimensions in the Higgs sector at linear e+ e- colliders. Anindya Datta, Santosh Kumar Rai, e-Print Archive:hep-ph/0509277
  • What does the $\nu_{\mu}$ oscillate into? Debajyoti Choudhury, Anindya Datta. (in preparation)

Justin R. David

  • ``CHL dyons and statistical entropy function from D1-D5 system,'' J. R. David and A. Sen. (in preparation)
  • ``From spacetime to worldsheet: Four point correlators,'' J. R. David and R. Gopa- kumar. (in preparation)

Kazuyuki Furuuchi

  • K. Furuuchi, ``Large N Reductions And Holography,'' arXiv:hep-th/0506183 (submitted to Phys. Rev. D)

Raj Gandhi

  • R. Gandhi, P. Ghoshal, S. Goswami, P. Mehta and S. Uma Sankar, ``Probing the nu mass hierarchy via atmospheric nu/mu + anti-nu/mu survival rates in Megaton water Cerenkov detectors,'' arXiv:hep-ph/0506145.
  • V. Arumugam et al. [INO Collaboration], ``India-based Neutrino Observatory: Interim project report. Vol. 1,'' INO-2005-01

Debashis Ghoshal

  • D. Ghoshal
    Quantum extended arithmetic Veneziano amplitude. (in preparation)
  • D. Ghoshal
    p-Strings vs. strings
    Based on invited talk in the 12th Regional Conference in Mathematical Physics, Islamabad, Pakistan (2006). (in preparation)

Rajesh Gopakumar

  • Suvankar Dutta, Rajesh Gopakumar, `` On Euclidean and Noetherian entropies in AdS space''. (in preparation)
  • ``From spacetime to worldsheet: Four point correlators,'' J. R. David and R. Gopa- kumar. (in preparation)

Srubabati Goswami

  • ``India-based Neutrino Observatory: Interim project report. Vol. 1,'' INO-2005-01 V. Arumugam et al. [INO Collaboration],

  • Probing the nu mass hierarchy via atmospheric nu/mu + anti-nu/mu survival rates in Megaton water Cerenkov detectors,
    R. Gandhi, P. Ghoshal, S. Goswami, P. Mehta and S. Uma Sankar,
    arXiv:hep-ph/0506145.

  • Determining parameters of solar model from direct measurement of solar neutrino fluxes
    Abhijit Bandyopadhyay,Sandhya Choubey,Srubabati Goswami,S.T. Petcov. (in preparation)

Harvinder Kaur Jassal

  • H. K. Jassal, J. S. Bagla and T. Padmanabhan, The vanishing phantom menace, astro-ph/0601389

Dileep Jatkar

  • Product representation of Dyon partition function in CHL models; Justin R. David, Dileep P. Jatkar, Ashoke Sen, [hep-th/0602254].

Pinaki Majumdar

  • Bose-Fermi mixtures in an optical lattice: K. Sengupta, N. Dupuis and Pinaki Majumdar,cond-mat 0603162.
  • The Variational Ground State and Finite Temperature Properties of the Kondo Lattice Model with Classical Spins: Kalpataru Pradhan and Pinaki Majumdar.
  • Domain Formation and Orbital Ordering Transition in a Doped Jahn-Teller Insulator: Sanjeev Kumar, Arno P. Kampf and Pinaki Majumdar

Vikas Malik

  • Thermodynamics of Coulomb Glass, Submitted in PRB

S. Naik

  • The Twistor string formulation of $N=8$ Super gravity to appear soon

Sudhakar Panda

  • Inflation and dark energy arising from geometrical tachyons, S. Panda, M. Sami and S. Tsujikawa,hep-th/0510112.

  • Inflation from D3-brane motion in the background of D5-branes, S. Panda, M. Sami. S. Tsujikawa and J. Ward, hep-th/0601037.

Tribhuvan Prasad Pareek

  • Spin orbit induced torque in collinear spin valve and associated entropy. Submitted to PRB Rapid communication.

Santosh Kumar Rai

  • Identifying the contributions of universal extra dimensions in the Higgs sector at linear $e^+ e^-$ colliders.  A. Datta, S.K. Rai,   arXiv:hep-ph/0509277.
  • UED effects on Higgs signals at LHC.  S.K. Rai,   arXiv:hep-ph/0510339.

Sumathi Rao

  • A multi-channel fixed point for a Kondo spin coupled to a junction of Luttinger liquids (with Ravi Chandra and Diptiman Sen), cond-mat/0510206, submitted to Europhys. Lett.

  • Adiabatic charge pumping through a dot at the junction of $N$ quantum wires (with Shamik Banerjee, Anamitra Mukherjee, and Arijit Saha).

  • Kondo fixed points ... (with Ravichandra and Diptiman Sen), accepted for publication in Europhys. Lett.

V. Ravindran

  • S. Alekhin et al., ``HERA and the LHC - A workshop on the implications of HERA for LHC physics: Proceedings Part B,'' arXiv:hep-ph/0601013.
  • S. Alekhin et al., ``HERA and the LHC - A workshop on the implications of HERA for LHC physics: Proceedings Part A,'' arXiv:hep-ph/0601012.
  • M. Dittmar et al., ``Parton distributions: Summary report for the HERA - LHC workshop,'' arXiv:hep-ph/0511119.

Arnab Kumar Ray

  • Arnab K. Ray and J. K. Bhattacharjee, A dynamical systems approach to a thin accretion disc and its time-dependent behaviour on large length scales, 2005.
  • Arnab K. Ray and J. K. Bhattacharjee, A time-dependent study of the circular hydraulic jump using the shallow water approach, 2006.
  • Soumini Chaudhury, Arnab K. Ray and Tapas K. Das, A dynamical systems approach to axisymmetric astrophysical accretion, 2006.

Ashoke Sen

  • B. Sahoo and A. Sen, Higher derivative corrections to non-supersymmetric extremal black holes in N = 2 supergravity, arXiv:hep-th/0603149 (submitted for publication).

Prasenjit Sen

  • Peierls Instability and Electron-Phonon Coupling in a One-dimensional Sodium Wire, P. Sen.

Suvankar Dutta

  • On Euclidean and Noetheran Entropies in Ads space. (in preparation)

Pomita Ghoshal

  • R. Gandhi, P. Ghoshal, S. Goswami, P.Mehta, S. Uma Sankar, Probing the neutrino mass hierarchy via atmospheric $\nu_\mu + \bar{\nu_\mu}$ survival rates in megaton water Cerenkov detectors, hep-ph/0506145

Raghavendra Srikanth H

  • B. Mukhopadhyaya and R. Srikanth, `` Bilarge neutrino mixing in R-parity violating supersymmetry: The Role of right-chiral neutrino superfields," . (in preparation)

Swarup Kumar Majee

  • Power law blitzkrieg in Universal Extra Dimension. (in preparation)

Kalpataru Prdhan

  • The Variational Ground State and Finite Temperature Properties of Kondo Lattice Model with Classical Spins: Kalpataru Pradhan and Pinaki Majumdar

Jayanti Prasad

  • Bagla, J. S., Prasad, Jayanti, astro-ph/0601320

Bindusar Sahoo

  • Bindusar Sahoo, Ashoke Sen, BTZ Black Hole with Chern-Simons and Higher Derivative Terms
    hep-th/0601228 (Submitted to JHEP)
  • Bindusar Sahoo, Ashoke Sen, Higher Derivative Corrections to Non-supersym- metric Extremal Black Holes in N=2 Supergravity
    hep-th/0603149 (Submitted to JHEP)



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