Department of Physics

Indian Institute Of Technology Madras , Chennai
Dr. Sunethra Ramanan
HSB 311
DESIGNATION

Assistant Professor

Ph.D.

Ohio State University

CURRENT RESEARCH INTEREST

Nuclear Structure, Renormalization Group approach, Computational Many-body Physics

CONTACT

044 - 2257 4871

suna@iitm.ac.in

RESEARCH GROUPS

Nuclear Physics


 Current Research :



 Recent Publications :

Neutron pairing with medium polarization beyond the Landau approximation

M. Urban and S. Ramanan

Physical Review C

Volume: 101 Page: 035803 DOI: 10.1103/PhysRevC.101.035803

Year: 2020

Unveiling Regions in multi-scale Feynman Integrals using Singularities and Power Geometry

B. Ananthanarayan, Abhishek Pal, S. Ramanan and Ratan Sarkar

European Physics Journal C

Volume: 79 Page: 1 DOI: 10.1140/epjc/s10052-019-6533-x

Year: 2019

Screening and antiscreening of the pairing interaction in low-density neutron matter

S. Ramanan, M. Urban

Physical Review C

Volume: 98 Page: 024314 DOI: 10.1103/PhysRevC.98.024314

Year: 2018

Triplet Pairing in Pure Neutron Matter

Sarath Srinivas (IIT M), S. Ramanan (IIT M)

Physical Review C

Volume: 94 Page: 064303 DOI: 10.1103/PhysRevC.94.064303

Year: 2016

BEC-BCS Crossover in Neutron Matter with Renormalization Group based Effective Interactions,

S. Ramanan (Indian Inst. Tech., Madras), M. Urban (IPN, Orsay),

Phys. Rev. C 88, 054315 (2013)

Year: 2013

Stringent constraints on the scalar K pi form factor from analyticity, unitarity and low-energy theorems

Gauhar Abbas, B. Ananthanarayan (Bangalore, Indian Inst. Sci.), I. Caprini (Bucharest, IFIN-HH), I. Sentitemsu Imsong, S. Ramanan (Bangalore, Indian Inst. Sci.).

2010. 4 pp. Published in Eur.Phys.J. A44 (2010) 175-179

Year: 2010

New constraints on the Pion EM form factor using Pi-prime(-Q**2)

Gauhar Abbas, B. Ananthanarayan, S. Ramanan (Bangalore, Indian Inst. Sci.)

May 22, 2009. 8 pp. Published in Eur.Phys.J. A41 (2009) 93-100

Year: 2009

Constraining the low energy Pion electromagnetic form factor with space-like and phase of time-like data

B. Ananthanarayan, S. Ramanan (Bangalore, Indian Inst. Sci.).

Nov 2008. 8 pp. Published in Eur.Phys.J. C60 (2009) 73-81

Year: 2009

Supersolid and solitonic phases in one-dimensional Extended Bose-Hubbard model

Tapan Mishra, Ramesh V. Pai, S. Ramanan, Meetu Sethi Luthra, B. P. Das,

Phys.Rev.A80, 043614 (2009)

Year: 2009

Signatures of the superfluid to Mott insulator transition in cold bosonic atoms in a one dimensional optical lattice

S. Ramanan, Tapan Mishra, Meetu Sethi Luthra, Ramesh V. Pai, B. P. Das

Phys. Rev. A 79, 013625 (2009)

Year: 2009

Weinberg eigenvalues and pairing with low-momentum potentials

S. Ramanan (Ohio State U. & Bangalore, Indian Inst. Sci.), S.K. Bogner (Ohio State U. & Michigan State U., NSCL & Michigan State U.), R.J. Furnstahl (Ohio State U.).

Sep 2007. 16 pp. Published in Nucl.Phys. A797 (2007) 81-93

Year: 2007

Low-momentum interactions with smooth cutoffs

S.K. Bogner, R.J. Furnstahl, S. Ramanan (Ohio State U.), A. Schwenk (Washington U., Seattle & TRIUMF).

Sep 2006. 29 pp. Published in Nucl.Phys. A784 (2007) 79-103

Year: 2007

Convergence of the Born series with low-momentum interactions

S.K. Bogner, R.J. Furnstahl, S. Ramanan (Ohio State U.), A. Schwenk (Washington U., Seattle).

Feb 2006. 20 pp. Published in Nucl.Phys. A773 (2006) 203-220

Year: 2006

Local Projections of Low-Momentum Potentials,

K. A. Wendt (OSU), R. J. Furnstahl (OSU), S. Ramanan (Indian Inst. Tech., Madras),

Phys.Rev. C86 (2012) 014003

Supersolid in a one-dimensional optical lattice in the presence of a harmonic trap

Tapan Mishra (IIA), Sunethra Ramanan (IISc), Ramesh V. Pai (Goa, U.), Meetu Sethi Luthra (IIA), B. P. Das (IIA),

arXiv:1011.2 arXiv:1011.2523 523

Theory of unitarity bounds and low energy form factors

Gauhar Abbas, B. Ananthanarayan (Bangalore, Indian Inst. Sci.), I. Caprini (Bucharest, IFIN-HH), I. Sentitemsu Imsong, S. Ramanan (Bangalore, Indian Inst. Sci.),

Eur.Phys.J. A45 (2010) 389-399

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