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Main profile
- Solution of random field XY model on a fully connected graph, Sumedha and Mustansir Barma, arXiv:2104.06664
- Phase diagram of the repulsive Blume-Emery-Griffiths model in the presence of external magnetic field on a complete graph , Soheli Mukherjee, Raj Kumar Sadhu and Sumedha, J. Stat. Mech. (2021) 043209, arXiv:2012.15557,
- Emergence of a bicritical end point in the random crystal field Blume-Capel model, Sumedha and Soheli Mukherjee, Phys. Rev. E, 101,042125(2020) , arXiv:1907.06454
- Conformal Bootstrap Signatures of the Tricritical Ising Universality Class, Chethan N Gowdigere, Jagannath Santara and Sumedha, Phys. Rev. D 101, 116020(2020) , arXiv:1811.11442
- Effect of ring topology in a stochastic model for Z-ring dynamics in bacteria,Arabind Swain, A.V. Anil Kumar and Sumedha, The European Physical Journal E volume 43, Article number: 43 (2020), arXiv:1810.03371
- Absence of first order transition in random crystal field Blume-Capel model on a fully connected graph, Sumedha and Nabin K Jana, J. Phys. A: Math. Theor. 50 015003 (2017).
- Effect of random field disorder on the first order transition in p-spin interaction model, Sumedha and Sushant K singh, Physica A, 276(2016).
- Exact satisfiability threshold for k-satisfiability problems on a Bethe lattice, Supriya Krishnamurthy and Sumedha, Phys. Rev. E ,92, 042144(2015)
- Some results for k-sat on trees, Sumedha and Supriya Krishnamurthy, J. Phys. Conf. Series(2015).
- Balanced k-satisfiability and biased random k-satisfiability on trees, Sumedha, Supriya Krishnamurthy and Sharmistha Sahoo, Phys. Rev. E, 87, 042130(2013).
- On the behaviour of random k-SAT on trees, Supriya Krishnamurthy and Sumedha, J. Stat. Mech. P05009 (2012)
- Prolonging assembly through dissocaition : A self assembly paradigm in microtubules,Sumedha, Michael F Hagan and Bulbul Chakraborty, Phys. Rev. E , 83, 051904 (2011)
- A thermodynamic model for agglomeration of DNA-looping proteins, Sumedha and Martin Weigt, J. Stat. Mech. P11005(2008).
- Unsupervised and semi-supervised clustering by message passing:Soft-constraint affinity propagation, Michele Leone, Sumedha, and Martin Weigt, European Physics Journal B,vol. 66, 125(2008).
- Clustering by soft-constraint affinity propagation:Applications to gene-expression data, Michele Leone, Sumedha and Martin Weigt, Bioinformatics vol. 23, 2708 (2007).
- New structural variation in evolutionary searches of RNA neutral networks, Sumedha, Olivier C Martin and Andreas Wagner,Biosystems, vol. 90, 475-485 (2007).
- Population size effects in evolutionary dynamics on neutral networks and toy landscapes, Sumedha, Olivier C Martin and Luca Peliti, J. Stat. Mech. P05011(2007).
- Quenched averages for self-avoiding walks and polygons on a deterministic fractal, Sumedha and Deepak Dhar, J. Stat. Phys., Vol. 125, 55-76(2006).
- Rooted Spiral Lattice Trees on Hyper-cubic lattices, Sumedha, J. Stat. Phys., Vol. 120, 101-123(2005).
- Efficiency of the Incomplete Enumeration algorithm for Monte-Carlo simulation of linear and branched polymers, Sumedha and Deepak Dhar, J. Stat. Phys., Vol. 120, 71-100(2005).
- Directed Branched Polymer near an Attractive Line,Sumedha, J. Phys. A:Math. Gen., Vol. 37, 3673(2004).
- Distribution of Transverse Distances in Directed Animals,Sumedha and Deepak Dhar, J. Phys. A:Math. Gen., Vol. 36,3701(2003)
- Transition curves for the variance of the nearest neighbor spacing distribution for Poisson to Gaussian orthogonal and unitary ensemble transitions, V. K. B. Kota and S. Sumedha, Phys.Rev. E, Vol. 60, 3405-3408(1999).
Sumedha
School:
Physical Sciences
Designation:
Education:
BSc.(Phys(H)) Delhi University
MSc(Physics) IIT Delhi
PhD Tata Institute of Fundamental Research(Mumbai)
PostDoc:
Laboratoire de Physique Theorique et Modeles Statistiques, Universite Paris-Sud,Paris, France
Institute for Scientific Interchange, Torino,Italy
Brandeis University, Boston, USA
HRI Allahabad,India
Specialisation:
Statistical mechanics and interdisciplinary applications
Awards:
Publications:
List of Publications:
PREPRINTS:
PUBLISHED:
Complete list: https://arxiv.org/find/grp_q-bio,cond-mat/1/au:+sumedha/0/1/0/all/0/1
Recent Activities:
1. Organised conference on"Recent Topics in Statistical Mechanics" from 11-13 th December 2019 at NISER, Bhubaneswar: https://www.niser.ac.in/RTSM/
2. Organised a session on "Physics of soft-matter &biological systems" from 19-20th February 2015 in CTCMP2015: http://www.niser.ac.in/~ctcmp2015/
Research:
1. Disordered spin systems.
2. Stochastic processes in biology
3. Lattice models of polymers
4. Entropy driven phase transitions
5. Conformal bootstrap and critical phenomena.
6. Nonequilibrium Statistical Mechanics
7. Constraint Satisfaction problems from theoretical computer science.
Teaching:
Courses Taught:
P-476/776 Non Equilibrium Statistical Mechanics
P-141 Physics Laboratory I
P 205 Mathematical Methods II
P 206 Quantum Mechanics l
P-302 Statistical Mechanics
P 455 Phase Transitions and Critical Phenomena
P 452 Computational Physics
P 614 Statistical Mechanics for PhD students
P-602 Mathematical Methods for PhD Students
Phone No.:
+91 674-2494241
Room No.:
403 FC
Mail ID:
sumedha@niser.ac.in
Group Members:
Present
PhD Students
1. Jagannath Santara(Jointly with Dr. Chethan N Gowdigere) 2016-
2. Soheli Mukherjee 2017-
Alumni
PostDocs
1. Abdul Khaleque Nov 2016-Apr 2017; Now Assistant Professor, Department of Physics, Bidhan Chandra College, University of Calcutta
Master's Thesis Students:
Rohan Mittal(2018-2020), on "Modelling cellular cytoplasm", jointly with Dr. A.V. Anil Kumar(SPS,NISER) and R. Srinivasan(SBS,NISER)
Arabind Swain(2017-2018), on "Role of GTP hydrolysis in FtSz dynamics", Next position: PhD student at Emory University.
Jyotiranjan Parida(2017-2018), on "Large Deviation Theory and its Application to the Blume-Capel model"
Abu James(2017-2018), on "Community detection algorithms for networks"
Varghese Babu(2015-2016), on " Study of randomness in spin models ", Next position: PhD student at JNCSR(Bangalore)
Kunal Garg (Jan-Apr 2015), on "Study of Microscopic Model of Dynamic Instability in Microtubules "
Jetin E Thomas(2013-2014) on "Study of hard core lattice gases using entropic sampling ", Next position: PhD student at Brandeis Univeristy
Sushant K Singh(2012-2013) on "Large Deviation Theory and Its Application to Disordered Systems "; Next position: Scientific Officer at VECC Kolkata
Sharmistha Sahoo(2011-2012) on "Boolean Satisfiability Problem on Regular Random Graphs "; Next position: PhD student at University of Virginia Charlotsville.
