8 papers
Variational Openness: An Open Formulation of Hamilton's Principle
Francisco Monroy
Since its classical origin, Hamilton's principle has been formulated under an exact closure condition: admissible variations vanish at the boundaries of the variational domain. Thi…
Mass Generation from Embedding Geometry in Surface Nematics
J. A. Santiago, F. Monroy
We show that a nematic field constrained to a curved embedded surface develops an emergent geometric mass in its leading isotropic interaction sector. An auxiliary embedding-space…
Variational Boundary Fluctuations as a First-Principles Origin of Langevin Noise
Francisco Monroy
Stochastic forces are usually postulated or obtained by eliminating environmental degrees of freedom. Here we identify a variational origin: fluctuating endpoint data in Hamilton's…
Variational Openness
Francisco Monroy
Variational principles in mechanics, field theory and geometric analysis are usually formulated on closed admissible classes, where boundary variations are either fixed or independ…
Wilson-Fisher renormalization of discrete gravity-capillary wave turbulence in viscous fluids
José A. Santiago, Mikheil Kharbedia, Basilio J. GarcÃa +1
We report an experimental realization of Wilson-Fisher renormalization in driven surface-wave turbulence across Newtonian fluids spanning nearly six decades in Raynolds number. Dis…
Active Force Dynamics in Red Blood Cells Under Non-Invasive Optical Tweezers
Arnau Dorn, Clara Luque-Rioja, Macarena Calero +3
Red blood cells (RBCs) sustain mechanical stresses associated with microcirculatory flow through ATP-driven plasma membrane flickering. This is an active phenomenon driven by motor…