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Related papers: Translocation Dynamics with Attractive Nanopore-Po…

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We investigate the influence of polymer-pore interactions on the translocation dynamics using Langevin dynamics simulations. An attractive interaction can greatly improve translocation probability. At the same time, it also increases…

Soft Condensed Matter · Physics 2007-10-01 Kaifu Luo , Tapio Ala-Nissila , See-chen Ying , Aniket Bhattacharya

We study the driven translocation of polymers under time-dependent driving forces using $N$-particle Langevin dynamics simulations. We consider the force to be either sinusoidally oscillating in time or dichotomic noise with exponential…

Soft Condensed Matter · Physics 2015-06-12 Timo Ikonen , Jaeoh Shin , Tapio Ala-Nissila , Wokyung Sung

We perform two-dimensional Langevin dynamics simulations of electric-field driven polymer translocation through an attractive nanopore. We investigate the effect of the location of the attractive region using different pore patterns. This…

Soft Condensed Matter · Physics 2015-06-15 F Piguet , D P Foster

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 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 polymer translocation through a nanopore under a pulling force using Langevin dynamics simulations. We concentrate on the influence of the chain length $N$ and the pulling force $F$ on the translocation time $\tau$. The…

Soft Condensed Matter · Physics 2007-06-27 Ilkka Huopaniemi , Kaifu luo , Tapio Ala-Nissila , See-Chen Ying

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

The transport of polymers with folded configurations across membrane pores is investigated theoretically by analyzing simple discrete stochastic models. The translocation dynamics is viewed as a sequence of two events: motion of the folded…

Statistical Mechanics · Physics 2009-11-13 Stanislav Kotsev , Anatoly B. Kolomeisky

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 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

We study the driven translocation of a flexible polymer through an interacting conical pore using Langevin dynamics simulations. We find that, for a fixed value of externally applied force and pore polymer interaction strength, the mean…

Soft Condensed Matter · Physics 2021-02-17 Rajneesh Kumar , Abhishek Chaudhuri , Rajeev Kapri

We consider the dynamics of a translocation process of a flexible linear polymer through a nanopore into an environment of active rods in the {\it trans} side. Using Langevin dynamics simulations we find that the rods facilitate…

Soft Condensed Matter · Physics 2022-11-15 Hamidreza Khalilian , Jalal Sarabadani , Tapio Ala-Nissila

Here using LAMMPS molecular dynamics (MD) software, we simulate polymer translocation in 2 dimensions. We do the simulations for weak and moderate forces and for different pore diameters. Our results show that in both non-equilibrium and…

Computational Physics · Physics 2018-04-26 Mohammadreza Niknam Hamidabad , Rouhollah Haji Abdolvahab

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 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

The translocation time of a polymer chain through an interaction energy gradient nanopore was studied by Monte Carlo simulations and the Fokker-Planck equation with double-absorbing boundary conditions. Both the simulation and calculation…

Soft Condensed Matter · Physics 2017-01-04 Meng-Bo Luo , Shuang Zhang , Fan Wu , Li-Zhen Sun

The motion of polymers with inhomogeneous structure through nanopores is discussed theoretically. Specifically, we consider the translocation dynamics of polymers consisting of double-stranded and single-stranded blocks. Since only the…

Statistical Mechanics · Physics 2009-11-11 Stanislav Kotsev , Anatoly B. Kolomeisky

Polymer translocation through a nanopore in a membrane investigated theoretically. Recent experiments on voltage-driven DNA and RNA translocations through a nanopore indicate that the size and geometry of the pore are important factors in…

Statistical Mechanics · Physics 2009-11-07 Elena Slonkina , Anatoly B. Kolomeisky

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
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