- Spectral Graph Theory
- Matrix Theory
- July 2017-July 2018, Postdoctoral Fellow, Stat-Math Unit, Indian Statistical Institute | Delhi Centre, New Delhi, 110 016, India
- Distance and Distance Signless Laplacian Spectra of Graphs.
- Spectra of Resistance matrices of Graph.
- Eigenvalue Localisation Problem.
- 2010-2012, Institute MSc Fellowship, Indian Institute of Technology Kharagpur
- 2012-2017, Institute PhD Fellowship, Indian Institute of Technology Kharagpur
- 2017-2018, Institute Postdoctoral Fellowship, Indian Statistical Institute, Delhi Center.
- 2017, National Postdoctoral Fellowship, Department of Science and Technology, Govt. of India.
- 2018, NBHM Postdoctoral Fellowship, National Board of Higher Mathematics, India
Journal Papers [SCI/SCIE]
- On equitable partition of matrices and its applications, Linear and Multilinear Algebra, F. Atik
- Resistance matrices of graphs with matrix weights, Linear Algebra and its Applications., F. Atik, Ravindra B. Bapat and M. Rajesh Kannan, Vol 571, 41-57, 2019
- On distance and Laplacian matrices of trees with matrix weights, Linear and Multilinear Algebra, F. Atik, M. Rajesh Kannan and Ravindra B. Bapat.
- Bounds on the maximal and minimal entries of the p-norm normalized principal eigenvector of the distance matrix of graphs, Graphs and Combinatorics, F. Atik and P. Panigrahi, Vol 34, 1019-1035, 2018.
- On the distance and distance signless Laplacian eigenvalues of graphs and the smallest Gersgorin disc, Electronic Journal of Linear Algebra, F. Atik and P. Panigrahi, Vol 34, 191-204, 2018.
- Identities for minors of the Laplacian, resistance and distance matrices of graphs with arbitrary weights, Linear and Multilinear Algebra, P. Ali, F. Atik and R. B. Bapat, Vol 68:2, 323-336, 2020.
- Spectral radius of power graphs on certain finite groups, Indagationes Mathematicae, S. Chattopadhyay, P. Panigrahi and F. Atik, Vol 29, 730-737, 2018.
- Graphs with few distinct distance eigenvalues irrespective of the diameters, Electronic Journal of Linear Algebra, F. Atik and P. Panigrahi, Vol 29, 194-205, 2016.
- On the distance spectrum of distance regular graph, Linear Algebra and its Applications., F. Atik and P. Panigrahi, Vol 478, 256-273, 2015
- Distance spectral radius of k-partitioned transmission regular graph, F. Atik and P. Panigrahi, Lecture Notes in Computer Science, Vol 9602, 26-36, (2016).
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