Results 31 to 40 of about 185,534 (230)

The Zeroth Law of Thermodynamics and Volume-Preserving Conservative Dynamics with Equilibrium Stochastic Damping [PDF]

open access: yes, 2013
We propose a mathematical formulation of the zeroth law of thermodynamics and develop a stochastic dynamical theory, with a consistent irreversible thermodynamics, for systems possessing sustained conservative stationary current in phase space while in ...
Andrey   +85 more
core   +1 more source

Cellular Snowballing: Cell Adhesion and Migration Drive the Self‐Assembly of Cell‐Microgel Biohybrid Spheroids

open access: yesAdvanced Science, EarlyView.
A new class of biohybrid spheroids is engineered through the self‐assembly of adherent cells and extracellular matrix‐mimetic hydrogel microparticles (microgels). By mimicking a snowballing effect, this approach enables scalable formation of porous, millimeter‐scale spheroids with enhanced cell viability and molecular diffusion.
Zaman Ataie   +7 more
wiley   +1 more source

Endocytic Control of Cell‐Autonomous and Non‐Cell‐Autonomous Functions of p53

open access: yesAdvanced Science, EarlyView.
NUMB Ex3‐containing isoforms localize to the plasma membrane, where they recruit p53 through SNX9 and direct it to multivesicular bodies and exosomes. Exported p53 is taken up by neighboring cells and activates nuclear programs, revealing an intercellular, exosome‐based pathway that might help establish a tumor‐suppressive microenvironment.
Roberta Cacciatore   +20 more
wiley   +1 more source

New directions in stabilisation policies

open access: yesPSL Quarterly Review, 2004
Recently, a new class of macroeconomic business cycle models has emerged. Stochastic dynamic general equilibrium models with rational expectations originally employed by RBC researchers are combined with nominal rigidities and imperfect competition ...
Ralf Fendel
doaj  

Dynamic stochastic general equilibrium models with heterogeneous agents: theory, computation and application

open access: yes, 2018
Dynamic stochastic general equilibrium models with ex-post heterogeneity due to idiosyncratic risk pose numerous challenges stemming from the cross-sectional distribution of endogenous variables which changes stochastically over time due to aggregate risk. In this thesis, I tackle various open questions. My first contribution is of a theoretical nature
openaire   +2 more sources

Linearizing and Forecasting: A Reservoir Computing Route to Digital Twins of the Brain

open access: yesAdvanced Science, EarlyView.
A new approach uses simple neural networks to create digital twins of brain activity, capturing how different patterns unfold over time. The method generates and recovers key dynamics even from noisy data. When applied to fMRI, it predicts brain signals and reveals distinctive activity patterns across regions and individuals, opening possibilities for ...
Gabriele Di Antonio   +3 more
wiley   +1 more source

Can carbon reduction credit achieve the win-win of carbon emission reduction and stabilizing economic growth? E-DSGE simulation under the path of green technology innovation

open access: yesFrontiers in Environmental Science
IntroductionAddressing global climate change urgently requires worldwide collaborative efforts. Balancing the dialectical relationship between economic growth stabilization and carbon emission reduction has become a core challenge for China in advancing ...
Chen Bian   +3 more
doaj   +1 more source

Encoding Cumulation to Learn Perturbative Nonlinear Oscillatory Dynamics

open access: yesAdvanced Science, EarlyView.
Weak nonlinearities critically shape the long term behavior of oscillatory systems but are difficult to identify from data. A data‐driven framework is introduced to infer governing equations of weakly nonlinear oscillators from sparse and noisy observations.
Teng Ma   +5 more
wiley   +1 more source

A Markov-Switching DSGE model for measuring the output gap in Brazil

open access: yesLatin American Journal of Central Banking
The output gap, while inherently unobservable, plays a pivotal role in informing policymakers due to its significant implications for forecasting inflation rates and understanding the mechanisms of monetary policy transmission.
Eleonora de Oliveira   +2 more
doaj   +1 more source

Nucleation Kinetics Reveals a Distinct Biological Function Space of Biomolecular Condensates

open access: yesAdvanced Science, EarlyView.
This study utilizes microfluidics to quantify the nucleation rates of dense liquid phases within dilute solutions and of the reverse process, in which dilute voids nucleate inside condensates. The interfacial tension is identified as the key determinant of both processes.
Leif‐Thore Deck   +5 more
wiley   +1 more source

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