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Normal thermal conduction in lattice models with asymmetric harmonic interparticle interactions
  • ISSN号:1674-1056
  • 期刊名称:Chin. Phys. B
  • 时间:2013.7.7
  • 页码:070505-
  • 分类:TP18[自动化与计算机技术—控制科学与工程;自动化与计算机技术—控制理论与控制工程] TH492[机械工程—机械制造及自动化]
  • 作者机构:Department of Physics, Xiamen University, Xiamen 361005, China
  • 相关基金:Project supported by the National Natural Science Foundation for Distinguished Young Scholars of China(Grant No.11125419); the National Natural Science Foundation of China(Grant No.10925525); the Funds for the Leading Talents of Fujian Province;China.
  • 相关项目:复杂系统的动力学与统计物理
中文摘要:

The Langevin approach has been applied to model the random open and closing dynamics of ion channels. It has long been known that the gate-based Langevin approach is not sufficiently accurate to reproduce the statistics of stochastic channel dynamics in Hodgkin–Huxley neurons. Here, we introduce a modified gate-based Langevin approach with rescaled noise strength to simulate stochastic channel dynamics. The rescaled independent gate and identical gate Langevin approaches improve the statistical results for the mean membrane voltage, inter-spike interval, and spike amplitude.

英文摘要:

The Langevin approach has been applied to model the random open and closing dynamics of ion channels. It has long been known that the gate-based Langevin approach is not sufficiently accurate to reproduce the statistics of stochastic channel dynamics in Hodgkin–Huxley neurons. Here, we introduce a modified gate-based Langevin approach with rescaled noise strength to simulate stochastic channel dynamics. The rescaled independent gate and identical gate Langevin approaches improve the statistical results for the mean membrane voltage, inter-spike interval, and spike amplitude.

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期刊信息
  • 《中国物理B:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:中国物理学会和中国科学院物理研究所
  • 主编:欧阳钟灿
  • 地址:北京 中关村 中国科学院物理研究所内
  • 邮编:100080
  • 邮箱:
  • 电话:010-82649026 82649519
  • 国际标准刊号:ISSN:1674-1056
  • 国内统一刊号:ISSN:11-5639/O4
  • 邮发代号:
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:406