## Publications

1. Respondent-driven sampling and sparse graph convergence
To Appear in Electronic Communications in Probability.

2. Harnack inequality for non-local Schrodinger operators
Joint work with Koushik Ramachandran.
Appeared in Potential Analysis, online first, (2017) 1-37 DOI 10.1007/s11118-017-9646-6

3. [ Arxiv] Subdiffusivity of a random walk among a Poisson system of moving traps on $\mathbb Z$
Joint work with Alexander Drewitz and Rongfeng Sun.
Appeared in Mathematical Physics, Analysis and Geometry 20, Article 1, 2017.

4. [ Arxiv ] The gap between Gromov-vague and Gromov-Hausdorff-vague topology
Joint work with Wolfgang Löhr, Anita Winter.
Appeared in Stochastic Processes and their Applications 126 (2016) 2527-2553

5. Invariance principle for variable speed random walks on trees
Joint work with Wolfgang Löhr, Anita Winter.
To appear in Annals of Probability

6. [ Arxiv] Dense graph limits under respondent-driven sampling
Appeared in Annals of Applied Probability 2016, Vol 26, No. 4, 2193-2210.

7. Random Walks in I.I.D. Random Environment on Non-Abelian Free Groups
Joint work with Antar Bandhyopadyay and Amites Dasgupta.
Appeared in Statist. Probab. Lett., 92: 39 - 44, 2014

8. Systems of branching, annihilating, and coalescing particles
Joint work with Jan Swart
Appeared in Electronic Journal of Probability DOI: 10.1214/EJP.v17-2003

9. Brownian motion on ${\mathbb R}$ trees
Joint work with Michael Eckhoff and Anita Winter
Appeared in Transaction American Mathematics Society Vol 365, 2013, 3115-3150.

10. One dimensional voter model interface revisited
Joint work with Rongfeng Sun
Appeared in Electronic Communications in Probability, Vol. 16(2011), Paper 70

11. On the Range, local times and periodicity of random walk on an interval
Joint work with Sunder Sethuraman and Balint Toth
Appeared in ALEA, Latin American Journal of Probability and Mathematical Statistics, Volume VIII, 2011, Pages, 269-284.

12. Critical Age Dependent Branching Markov Processes and Their Scaling Limits
Joint work with Krishna Athreya and Srikanth Iyer.
Appeared in the Proceedings of the Indian Academy of Sciences, Volume 120, Number 3, June 2010 , pp. 363-385(23).

13. Super-critical Age Dependent Branching Markov Processes and Their Scaling Limits
Joint work with Krishna Athreya and Srikanth Iyer.
Appeared in Bernoulli Volume 17, Number 1 (2011), 138-154.

14. Survival of Contact Processes on the Hierarchical Group
Joint work with Jan Swart
Appeared in Probability Theory and Related Fields (online first)

15. Exit time, Green Function and Semilinear Elliptic Equations.
Joint work with Rami Atar and Zhen-Qing Chen
Appeared in Electronic Journal in Probability, Vol 14, p 51-70, Jan 2009

16. Random Directed Trees and Forest
Joint work with Rahul Roy and Anish Sarkar
Appeared in Electronic Journal in Probability, Vol 13, p 2160-2189, Dec 2008

17. Quantifying spatial misallocation in centrally provided public goods
Joint work with Rohini Somanathan.
Appeared in Economic Letters 98 (2), p.201-206, Feb 2008.

18. Erratum: "Infinite volume limit for the stationary distribution of abelian sandpile models"
Joint work with Antal Jarai
Appeared in Comm. Math. Phys. 264 (2006), no. 3, 843.

19. Infinite dimensional stochastic differential equations of the Ornstein-Uhlenbeck type.
Joint work with Richard Bass, Masha Gordina and Edwin Perkins
Appeared in Stochastic Process. Appl. 116 (2006), no. 3, 381--406.

20. Spatial Coupling of Measure valued neutral models
Joint work with Anita Winter.
Appeared in Stochastic Process. Appl. 115 (2005), no. 6, 891--906

21. Branching-coalescing Particle Systems
Joint work with Jan Swart.
Appeared in Probab. Theory Related Fields 131 (2005), no. 3, 376--414.

Correction :There is an error in the above paper in Theorem 7. A correct version of Theorem 7 has been put on the ArXiv

22. Hölder norm estimates for elliptic operators on finite and infinite dimensional spaces
Joint work with Richard Bass and Edwin Perkins
Appeared in Trans. Amer. Math. Soc. 357 (2005), no. 12, 5001--5029.

23. Infinite volume limit for the stationary distribution of Abelian sandpile models
Joint work with Antal Jarai.
Appeared in Communications in Mathematical Physics

24. On the coverage of space by random sets.
Joint work with Rahul Roy and Anish Sarkar.
Appeared in Advances in Applied Probability (36),1, 2004.

25. Degenerate Stochastic differential equations and super-Markov chains
Joint work with Martin Barlow, Richard Bass, and Edwin Perkins.
Appeared in Probability Theory and Related Fields, (123), 484-520, 2002.

26. On a Singular Semilinear Elliptic Boundary Value Problem and the Boundary Harnack Principle
Appeared in Potential Analysis (17), 293-301, 2002
[This paper was part of my thesis work under Chris Burdzy.]

27. Uniqueness for a class of one-dimensional Stochastic PDEs using Moment Duality
Joint work with Roger Tribe
Appeared in Annals of Probability,(28),4,1711-1734, 2002

28. Ballistic Deposition in a planar strip
Joint work with Rami Atar and Min Kang.
Appeared in Electronic communications of Probability , Vol. 6, Paper no. 3, pages 31-38, 2001.

29. Monotonicity Property for a Class of Semilinear Partial Differential Equations.
Appeared in Seminar de's probabilite's XXXIV (june 2000)
[ This paper was part of my thesis work under Chris Burdzy.]