Page 3: Research news on Polymer behavior

Polymer behavior as a research area examines how polymeric materials respond to external and internal stimuli across multiple length and time scales, integrating polymer physics, chemistry, and materials science. It encompasses the study of chain conformation, segmental dynamics, entanglements, and relaxation processes, as well as phase behavior, crystallization, glass transition, and viscoelasticity in melts, solutions, gels, and solid states. Researchers investigate how molecular architecture (e.g., linear, branched, crosslinked, block copolymers), interactions, and processing conditions govern mechanical, rheological, thermal, and transport properties, using theoretical models, simulations, and experiments to predict and tailor macroscopic performance from molecular-level structure and dynamics.

The hidden physics of knot formation in fluids

Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot itself without collisions or external agitation has remained a longstanding puzzle in soft-matter physics.

A universal law explains the chaotic motion of chromosomes

Researchers from Skoltech, the University of Potsdam, and the Massachusetts Institute of Technology have discovered a fundamental physical law that governs the seemingly chaotic motion of chromosomes inside a living cell. ...

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