Results 11 to 20 of about 531 (46)

Vaccination strategies for a seasonal epidemic: a simple SIR model [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics, 2021
We model the effect of vaccination on an epidemic which, like the current one, exhibits a climate-induced seasonality. Our study is carried out using a simple SIR model.
G Nakamura, B Grammaticos, M Badoual
doaj   +1 more source

Volume-Energy Correlations in the Slow Degrees of Freedom of Computer-Simulated Phospholipid Membranes [PDF]

open access: yes, 2008
Constant-pressure molecular-dynamics simulations of phospholipid membranes in the fluid Lα phase reveal strong correlations between equilibrium fluctuations of volume and energy on the nanosecond time-scale.
Dyre, J.C.   +3 more
core   +2 more sources

Critical behavior of the spin correlation function in Ashkin-Teller and Baxter models with a line defect [PDF]

open access: yes, 2009
We consider the critical spin-spin correlation function of the Ashkin-Teller and Baxter models. By using path-integral techniques in the continuum description of these models in terms of fermion fields, we show that the correlation decays with distance ...
Carlos Naón, R. J. Baxter, R. Z. Bariev
core   +2 more sources

Lipid ion channels and the role of proteins [PDF]

open access: yes, 2013
Synthetic lipid membranes in the absence of proteins can display quantized conduction events for ions that are virtually indistinguishable from those of protein channel. By indistinguishable we mean that one cannot decide based on the current trace alone
Heimburg, Thomas, Mosgaard, Lars D.
core   +1 more source

The effect of trapping superparamagnetic beads on domain wall motion [PDF]

open access: yes, 2010
Domain walls may act as localized field sources to trap and move superparamagnetic beads for manipulating biological cells and DNA. The interaction between beads of various diameters and a wall is investigated using a combination of micromagnetic and ...
Allwood, D.A.   +5 more
core   +1 more source

Simulating rare events using a Weighted Ensemble-based string method [PDF]

open access: yes, 2012
We introduce an extension to the Weighted Ensemble (WE) path sampling method to restrict sampling to a one dimensional path through a high dimensional phase space.
Adelman, Joshua L., Grabe, Michael
core   +3 more sources

Growth of Smaller Grain Attached on Larger One: Algorithm to Overcome Unphysical Overlap between Grain

open access: yes, 2014
As a smaller grain, which is attached on larger one, is growing, it pushes also the larger one and other grains in its surrounding. In a simulation of similar system, repulsive force such as contact force based on linear spring-dashpot model can not ...
Purqon, Acep, Viridi, Sparisoma
core   +1 more source

Quantum computation and the physical computation level of biological information processing

open access: yes, 2009
On the basis of introspective analysis, we establish a crucial requirement for the physical computation basis of consciousness: it should allow processing a significant amount of information together at the same time.
D. Chalmers   +19 more
core   +1 more source

Nondecaying hydrodynamic interactions along narrow channels [PDF]

open access: yes, 2017
This is the author accepted manuscript. The final version is available from the publisher via the DOI in this record.Particle-particle interactions are of paramount importance in every multibody system as they determine the collective behavior and ...
Keyser, UF   +4 more
core   +1 more source

Dynamic Scaling of Non-Euclidean Interfaces

open access: yes, 2008
The dynamic scaling of curved interfaces presents features that are strikingly different from those of the planar ones. Spherical surfaces above one dimension are flat because the noise is irrelevant in such cases.
A.-L. Barabási   +5 more
core   +1 more source

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