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Related papers: Polymer translocation through a nanopore under a p…

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We investigate the dynamics of polymer translocation through a nanopore using two-dimensional Langevin dynamics simulations. In the absence of external driving force, we consider a polymer which is initially placed in the middle of the pore…

Soft Condensed Matter · Physics 2007-05-23 Ilkka Huopaniemi , Kaifu Luo , Tapio Ala-Nissila , See-Chen Ying

We investigate the dynamics of polymer translocation through nanopores under external driving by 3D Langevin Dynamics simulations, focusing on the scaling of the average translocation time $\tau$ versus the length of the polymer, $\tau\sim…

Soft Condensed Matter · Physics 2010-01-04 Kaifu Luo , Tapio Ala-Nissila , See-Chen Ying , Ralf Metzler

We study the passage times of a translocating polymer of length $N$ in three dimensions, while it is pulled through a narrow pore with a constant force $F$ applied to one end of the polymer. At small to moderate forces, satisfying the…

Soft Condensed Matter · Physics 2008-02-14 Debabrata Panja , Gerard T. Barkema

Using two dimensional Langevin dynamics simulations, we investigate the dynamics of polymer translocation into a fluidic channel with diameter $R$ through a nanopore under a driving force $F$. Due to the crowding effect induced by the…

Soft Condensed Matter · Physics 2010-08-30 Kaifu Luo , Ralf Metzler

We investigate the dynamics of polymer translocation through a nanopore under an externally applied field using the 2D fluctuating bond model with single-segment Monte Carlo moves. We concentrate on the influence of the field strength $E$,…

Soft Condensed Matter · Physics 2011-08-26 Kaifu Luo , Ilkka Huopaniemi , Tapio Ala-Nissila , See-Chen Ying

Using Langevin dynamics simulations, we investigate the dynamics of polymer translocation into a circular nanocontainer through a nanopore under a driving force $F$. We observe that the translocation probability initially increases and then…

Soft Condensed Matter · Physics 2012-12-06 Kehong Zhang , Kaifu Luo

We suggest a theoretical description of the force-induced translocation dynamics of a polymer chain through a nanopore. Our consideration is based on the tensile (Pincus) blob picture of a pulled chain and the notion of propagating front of…

Soft Condensed Matter · Physics 2012-04-17 J. L. A. Dubbeldam , V. G. Rostiashvili , A. Milchev , T. A. Vilgis

We study translocation of semiflexible polymers driven by force $f_d$ inside a nanometer-scale pore using our three-dimensional Langevin dynamics model. We show that the translocation time $\tau$ increases with increasing bending rigidity…

Biological Physics · Physics 2018-06-27 Pauli M. Suhonen , Riku P. Linna

One of the most fundamental quantities associated with polymer translocation through a nanopore is the translocation time $\tau$ and its dependence on the chain length $N$. Our simulation results based on both the bond fluctuation Monte…

Soft Condensed Matter · Physics 2008-11-08 Kaifu Luo , Tapio Ala-Nissila , See-Chen Ying , Pawel Pomorski , Mikko Karttunen

DNA translocation through nanopores is one of the most promising strategies for the next-generation sequencing technologies. Most part of experimental and numerical works has focused on polymer translocation biased by electrophoresis, where…

Soft Condensed Matter · Physics 2018-02-07 Timothée Menais

Using Langevin dynamics simulations, we investigate the influence of polymer-pore interactions on the dynamics of biopolymer translocation through nanopores. We find that an attractive interaction can significantly change the translocation…

Soft Condensed Matter · Physics 2008-12-21 Kaifu Luo , Tapio Ala-Nissila , See-Chen Ying , Aniket Bhattacharya

We investigate the translocation of stiff polymers in the presence of binding particles through a nanopore by two-dimensional Langevin dynamics simulations. We find that the mean translocation time shows a minimum as a function of the…

Soft Condensed Matter · Physics 2015-06-12 Wancheng Yu , Yiding Ma , Kaifu Luo

We employ a three-dimensional molecular dynamics to simulate translocation of a polymer through a nanopore driven by an external force. The translocation is investigated for different three pore diameter and two different external forces.…

Computational Physics · Physics 2019-12-03 Mohammadreza Niknam Hamidabad , Rouhollah Haji Abdolvahab

Using analytical techniques and Langevin dynamics simulations, we investigate the dynamics of polymer translocation through a nanochannel embedded in two dimensions under an applied external field. We examine the translocation time for…

Soft Condensed Matter · Physics 2012-03-26 Huaisong Yong , Yilin Wang , Shichen Yuan , Bi Xu , Kaifu Luo

We investigate the translocation dynamics of a folded linear polymer which is pulled through a nanopore by an external force. To this end, we generalize the iso-flux tension propagation (IFTP) theory for end-pulled polymer translocation to…

Soft Condensed Matter · Physics 2019-12-18 Bappa Ghosh , Jalal Sarabadani , Srabanti Chaudhury , Tapio Ala-Nissila

Using analytical techniques and Langevin dynamics simulations, we investigate the dynamics of polymer translocation into a narrow channel of width $R$ embedded in two dimensions, driven by a force proportional to the number of monomers in…

Soft Condensed Matter · Physics 2011-08-26 Kaifu Luo , Ralf Metzler

We develop a theory for polymer translocation driven by a time-dependent force through an oscillating nanopore. To this end, we extend the iso-flux tension propagation theory (IFTP) [Sarabadani \textit{et al., J. Chem. Phys.}, 2014,…

Statistical Mechanics · Physics 2015-09-02 Jalal Sarabadani , Timo Ikonen , Tapio Ala-Nissila

We consider the translocation dynamics of a polymer chain forced through a nanopore by an external force on its head monomer on the trans side. For a proper theoretical treatment we generalize the iso-flux tension propagation (IFTP) theory…

Soft Condensed Matter · Physics 2018-02-14 Jalal Sarabadani , Bappa Ghosh , Srabanti Chaudhury , Tapio Ala-Nissila

We study the driven translocation of a semi-flexible polymer through a nanopore by means of a modified version of the iso-flux tension propagation theory (IFTP), and extensive molecular dynamics (MD) simulations. We show that in contrast to…

Soft Condensed Matter · Physics 2016-12-28 Jalal Sarabadani , Timo Ikonen , Harri Mökkönen , Tapio Ala-Nissila , Spencer Carson , Meni Wanunu

We consider the dynamics of pore-driven polymer translocation through a nanopore to semi-infinite space when the chain is initially confined and equilibrated in a narrow channel. To this end, we use Langevin dynamics (LD) simulations and…

Soft Condensed Matter · Physics 2025-03-11 Soheila Emamyari , Jalal Sarabadani , Ralf Metzler , Tapio Ala-Nissila
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