Research Highlights

NETWORKS (General)
Construction & Analysis of Complex Networks [Data- driven & Computer- generated Complex Networks]:
  • Networks from Data [gene interactins; on-line social communications, human connectome, EEG mapping,...]
  • Models of growing networks [Scale-free, Clustered, Correlated, Modular, Self-assembled simplexes];
  • Algorithms to explore higher-order network properties [Centralities; Modularity; (weighted)Partitioning; EV.Spectra; SpanningTrees, Clusters, ...]
  • ALGEBRAIC TOPOLOGY of GRAPHS --- Quest for higher order combinatorial spaces in complex networks
DYNAMICS on NETWORKS
Dynamic Processes on Networks [Simulations & Advanced Data Analysis]:
  • Traffic of Information Packets with Search & Queuing;
  • Random-Walks true & advised.RW on Networks;
  • Spin-Reversal Dynamics under field ramping on complex geometries;
  • Single-Electron-Tunnelings under applied voltage on networked structures
  • Coupled-Chaotic-Maps, SYNCHRONIZATION and emergent collective dynamics on networks;
NANO-ASSEMBLIES & their Physical Properties
Emergence of Structures & Properties in Nano-particle Assemblies [Nano-particle Films; inhomogeneous 3D Nano-structures]:
  • Simulations of SELF-ASSEMBLY processes of colloids and prefformatted Nano-groups;
  • Exploring emergent structures of NANO-NETWORKS by Graph theory and Algebraic topology methods;
  • Simulating physical processes on Nano-networks;
  • Exploring the nature of FLUCTUATIONS at nanoscale;
  • SINGLE-MOLECULE Force Spectroscopy --- Theoretical background and Data analysis
NOISE in Complex Dynamical Systems
Nose Signals in Complex Dynamical Systems [Send-Pile Automata; Barkhausen Noise; Conduction Noise in Nano-Assemblies; Traffic Noise in Communication & Transportation Networks]:
  • Simulations of Dynamic Processes & Analysis of recorded signals;
  • Signal Correlations & Emergence of Spatio-Temporal Patterns;
  • TIME-SERIES mapping onto Networks;
  • MULTI-FRACTAL analysis of structured time series;
  • Finding and analysis of CYCLICAL TRENDS in time series data;
APPLICATIONS OF NETWORKS
Quantitative Study of Complexity [Network representation & Methods of network theory applied to different dynamical systems]:
  • On-Line Social Interactions==>(un)directed networks & bi-partite graphs;
  • Functional Nano-Materials modeling by graphs and simplicial complexes;
  • Finding Spatio-Temporal Organization (in physical, biological, social, geographical ... systems);
  • Graph-theory framework for EXPLORING COMPLEXITY at nanoscale;
  • Algebraic Topology of Graphs: Search for Hidden Structure of BRAIN NETWORKS mapped from empirical data;