Erwin Frey
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View article: Protein pattern morphology and dynamics emerging from effective interfacial tension
Protein pattern morphology and dynamics emerging from effective interfacial tension Open
For cellular functions such as division and polarization, protein pattern formation driven by NTPase cycles is a central spatial control strategy. Operating far from equilibrium, no general theory links microscopic reaction networks and pa…
View article: Chemotaxis-Induced Phase Separation
Chemotaxis-Induced Phase Separation Open
Chemotaxis allows single cells to self-organize at the population level, as classically described by Keller-Segel models. We show that chemotactic aggregation can be understood using a generalized Maxwell construction based on the balance …
View article: Code for "Delay-facilitated self-assembly in compartmentalized systems"
Code for "Delay-facilitated self-assembly in compartmentalized systems" Open
Source code for reproducing the results of the manuscript "Delay-facilitated self-assembly in compartmentalized systems". Please see the README file contained in this repository for further details on how to use the code. Changelog: 2025-1…
View article: Capillary wave formation in conserved active emulsions
Capillary wave formation in conserved active emulsions Open
The dynamics of phase-separated interfaces shape the behavior of both passive and active condensates. While surface tension in equilibrium systems minimizes interface length, nonequilibrium fluxes can destabilize flat or constantly curved …
View article: Phase separation strength controls actin filament treadmilling
Phase separation strength controls actin filament treadmilling Open
Cellular motility relies on the dynamic turnover of actin filaments, which treadmill through continuous polymerization at the barbed end and disassembly at the pointed end. Yet, the underlying physical principles remain poorly understood. …
View article: Basic interactions responsible for thymus function explain the convoluted medulla shape
Basic interactions responsible for thymus function explain the convoluted medulla shape Open
The thymus is one of the most important organs of the immune system. It is responsible for both the production of T cells and the prevention of their autoimmunity. It comprises two types of tissue: The cortex, where nascent T cells (thymoc…
View article: Capillary wave formation in conserved active emulsions
Capillary wave formation in conserved active emulsions Open
The dynamics of phase-separated interfaces shape the behavior of both passive and active condensates. While surface tension in equilibrium systems minimizes interface length, non-equilibrium fluxes can destabilize flat or constantly curved…
View article: Robust and resource-optimal dynamic pattern formation of Min proteins in vivo
Robust and resource-optimal dynamic pattern formation of Min proteins in vivo Open
The Min protein system prevents abnormal cell division in bacteria by forming oscillatory patterns between cell poles. However, predicting the protein concentrations at which oscillations start and whether cells can maintain them under phy…
View article: Phase separation on deformable membranes: Interplay of mechanical coupling and dynamic surface geometry
Phase separation on deformable membranes: Interplay of mechanical coupling and dynamic surface geometry Open
The self-organization of proteins into enriched compartments and the formation of complex patterns are crucial processes for life on the cellular level. Liquid-liquid phase separation is one mechanism for forming such enriched compartments…
View article: ABQ BioPark International Polar Bear Day Celebration – AOL Guide
ABQ BioPark International Polar Bear Day Celebration – AOL Guide Open
ABQ BioPark International Polar Bear Day Celebration The ABQ BioPark in Albuquerque, New Mexico, has an exciting event lined up to commemorate International Polar Bear Day! The special occasion will provide guests an insight into the lives…
View article: Best Marine Biology Degree Programs in the US
Best Marine Biology Degree Programs in the US Open
Breaking waves and marine mysteries await at America’s top oceanography schools, where cutting-edge research meets hands-on coastal exploration.
View article: Stochastic bubble dynamics in phase-separated scalar active matter
Stochastic bubble dynamics in phase-separated scalar active matter Open
In ABP systems, phase separation is accompanied by the emergence of vapor bubbles within liquid domains. Using large-scale particle-based simulations, we study the stochastic dynamics of these bubbles and find that most nucleate, grow, and…
View article: Understanding Tarantula Molting Process
Understanding Tarantula Molting Process Open
A tarantula’s molting process is a fascinating transformation that allows for growth and regeneration, but it requires careful monitoring and ideal conditions.
View article: Robins as indicators of lead pollution: Study findings – WOODTV
Robins as indicators of lead pollution: Study findings – WOODTV Open
Robins as Indicators of Lead Pollution: Study Findings The world of ornithology has always been a fascinating domain, and recent research has shed light on how robins, those familiar feathered friends, can play a critical role in identif…
View article: Unveiling the Consciousness of Cephalopods: A Fascinating Exploration
Unveiling the Consciousness of Cephalopods: A Fascinating Exploration Open
The Mysterious World of Cephalopod Consciousness Cephalopods, which include octopuses, squids, and cuttlefish, have long fascinated scientists and ocean enthusiasts alike. Known for their incredible intelligence and problem-solving abili…
View article: Soft and Silky Flying Squirrel: The Nocturnal Iron Mountain Resident
Soft and Silky Flying Squirrel: The Nocturnal Iron Mountain Resident Open
Soft and Silky Flying Squirrel: The Nocturnal Iron Mountain Resident The Unique Characteristics of the Flying Squirrel Iron Mountain is home to an intriguing nocturnal creature known as the Flying Squirrel . This captivating animal is …
View article: Mountain Men Season 13 Episode 8 Code Red Air Date
Mountain Men Season 13 Episode 8 Code Red Air Date Open
Mountain Men Season 13 Episode 8 Code Red Air Date Mountain Men Season 13 Episode 8: “Code Red” Air Date The much-anticipated Episode 8 of Mountain Men Season 13 , intriguingly titled “ Code Red “, is set to captivate its audience. F…
View article: Repository for "Light-induced cortical excitability reveals programmable shape dynamics in starfish oocytes"
Repository for "Light-induced cortical excitability reveals programmable shape dynamics in starfish oocytes" Open
Data and code repository for paper "Light-induced cortical excitability reveals programmable shape dynamics in starfish oocytes". DOI tbd.
View article: Acoustic signaling enables collective perception and control in active matter systems
Acoustic signaling enables collective perception and control in active matter systems Open
Emergent cooperative functionality in active matter systems plays a crucial role in various applications of active swarms, ranging from pollutant foraging and collective threat detection to tissue embolization. In nature, animals like bats…
View article: How Do Polar Bears Adapt to the Arctic?
How Do Polar Bears Adapt to the Arctic? Open
Specialized adaptations enable polar bears to thrive in the Arctic, but there’s one surprising feature that sets them apart from other bears…
View article: Hyena Clan Dynamics
Hyena Clan Dynamics Open
Navigating hyena clan hierarchy reveals surprising female dominance, complex social structures, and cooperative hunting strategies.
View article: Basic interactions responsible for thymus function explain convoluted medulla shape
Basic interactions responsible for thymus function explain convoluted medulla shape Open
The thymus is one of the most important organs of the immune system. It is responsible for both the production of T cells and the prevention of their autoimmunity. It comprises two types of tissue: the cortex, where nascent T cells (thymoc…
View article: Deciphering the Interface Laws of Turing Mixtures and Foams
Deciphering the Interface Laws of Turing Mixtures and Foams Open
For cellular functions like division and polarization, protein pattern formation driven by NTPase cycles is a central spatial control strategy. Operating far from equilibrium, no general theory links microscopic reaction networks and param…
View article: Coarsening dynamics of chemotactic aggregates
Coarsening dynamics of chemotactic aggregates Open
Auto-chemotaxis, the directed movement of cells along gradients in chemicals they secrete, is central to the formation of complex spatiotemporal patterns in biological systems. Since the introduction of the Keller--Segel model, numerous va…
View article: Phase Separation on Deformable Membranes: interplay of mechanical coupling and dynamic surface geometry
Phase Separation on Deformable Membranes: interplay of mechanical coupling and dynamic surface geometry Open
The self-organization of proteins into enriched compartments and the formation of complex patterns are crucial processes for life on the cellular level. Liquid-liquid phase separation is one mechanism for forming such enriched compartments…
View article: Supramolecular Assemblies in Active Motor-Filament Systems: Micelles, Bilayers, and Foams
Supramolecular Assemblies in Active Motor-Filament Systems: Micelles, Bilayers, and Foams Open
Active matter systems evade the constraints of thermal equilibrium, leading to the emergence of intriguing collective behavior. A paradigmatic example is given by motor-filament mixtures, where the motion of motor proteins drives alignment…
View article: Are Starfish Dangerous? Can You Touch a Starfish?
Are Starfish Dangerous? Can You Touch a Starfish? Open
Journey into the world of starfish safety: discover if touching these mesmerizing creatures poses any risks.
View article: The role of mobility in epidemics near criticality
The role of mobility in epidemics near criticality Open
The general epidemic process (GEP), also known as susceptible-infected-recovered model , provides a minimal model of how an epidemic spreads within a population of susceptible individuals who acquire permanent immunization upon recovery. T…
View article: Availability versus carrying capacity: Phases of asymmetric exclusion processes competing for finite pools of resources
Availability versus carrying capacity: Phases of asymmetric exclusion processes competing for finite pools of resources Open
We address how the interplay between the finite availability and carrying capacity of particles at different parts of a spatially extended system can control the steady state currents and density profiles in the one-dimensional current-car…