国家自然科学基金(11075016)

作品数:9被引量:8H指数:2
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相关作者:郑志刚褚敏高秀云袁宗强吴魏霞更多>>
相关机构:北京师范大学北京印刷学院更多>>
相关期刊:《Chinese Physics B》《物理学报》《Frontiers of physics》更多>>
相关主题:FREE-ENERGYFLUCTUATIONENERGYDYNAMICSDISSIPATIVE更多>>
相关领域:理学机械工程化学工程农业科学更多>>
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Rotational effect in two-dimensional cooperative directed transport被引量:1
《Frontiers of physics》2015年第1期87-94,共8页Li-Yan Qiao Yun-yun Li Zhi-Gang Zheng 
We thank Peter Hanggi for valuable dis- cussions. This work has been financially supported by grants from the National Natural Science Foundation of China (Grant No. 11075016) and the Foundation for Doctoral Training from Min- istry of Education (Grant No. 20100003110007).
In this review we investigate the rotation effect in the motion of coupled dimer in a two-dimensional asymmetric periodic potential. Free rotation does not generate directed transport in translational direction, while...
关键词:molecular motor rotational effect noise rotation-translation coupling directedtranslational motion 
Dynamics of rotator chain with dissipative boundary被引量:2
《Frontiers of physics》2014年第4期511-518,共8页Pu Ke Zhi-Gang Zheng 
This work was financially supported by grants from the National Natural Science Foundation of China (Grant No. 11075016) and the Foundation for Doctoral Training from Ministry of Education.
We study the deternfinistic dynanfics of rotator chain with purely mechanical driving on the boundary by stability analysis and numerical sinmlation. Globally synchronous rotation, clustered synchronous rotation, and ...
关键词:rotator chain energy conduction 
Nonequilibrium thermodynamics and fluctuation relations for small systems被引量:2
《Chinese Physics B》2014年第7期30-40,共11页曹亮 柯谱 乔丽颜 郑志刚 
supported by the National Natural Science Foundation of China (Grant No. 11075016);the Foundation for Doctoral Training from the Ministry of Education of China (Grant No. 20100003110007)
In this review, we give a retrospect of the recent progress in nonequilibrium statistical mechanics and thermodynamics in small dynamical systems. For systems with only a few number of particles, fluctuations and nonl...
关键词:free-energy equality fluctuation theorem Markov process detailed balance 
二维势场中弹性耦合粒子的定向输运研究被引量:1
《物理学报》2013年第19期127-132,共6页吴魏霞 郑志刚 
北京市教育委员会科技计划(批准号:KM201110015004);北京市属高等学校人才强教深化计划(批准号:PHR201108353);北京市优秀人才培养资助项目(批准号:2012D005004000005);国家自然科学基金(批准号:11075016);高等学校博士学科点专项科研基金(批准号:20100003110007)资助的课题~~
建立了二维势场中弹性耦合粒子的输运模型,其中一维上加交流驱动及噪声,另一维上不加驱动及噪声,分析讨论了过阻尼情形下系统和外部参量对定向流的影响.结果表明,粒子可以通过相互耦合使一个方向上输入的驱动能量转化到垂直方向上,从而...
关键词:弹性耦合 定向输运 随机共振 流反转 
Four-cluster chimera state in non-locally coupled phase oscillator systems with an external potential被引量:1
《Chinese Physics B》2013年第10期169-175,共7页朱云 郑志刚 杨俊忠 
Project supported by the National Natural Science Foundation of China(Grant Nos.10875011 and 11075016);the 973 Project(Grant No.2007CB814805);the Fundamental Research Funds for the Central Universities;the Foundation for Doctoral Training from the Ministry of Education of China
Dynamics of a one-dimensional array of non-locally coupled Kuramoto phase oscillators with an external potential is studied. A four-cluster chimera state is observed for the moderate strength of the external potential...
关键词:chimera state non-local coupling Kuramoto oscillators and Ott-Antonsen ansatz 
Directed transport of coupled Brownian ratchets with time-delayed feedback
《Chinese Physics B》2013年第8期309-315,共7页高天附 郑志刚 陈金灿 
supported by the National Natural Science Foundation of China(Grant No.11075016);the Fundamental Research Funds for the Central Universities,China(Grant No.201001);the Research Fund for the Doctoral Program of Higher Education,China(Grant No.20100003110007);the Science Foundation of the Educational Department of Liaoning Province,China(Grant No.L2012386)
A time-delayed feedback ratchet consisting of two Brownian particles interacting through the elastic spring is consid ered. The model describes the directed transport of coupled Brownian particles in an asymmetric two...
关键词:delayed feedback ratchet double-well ratchet potential centre-of-mass velocity unbiased time- periodic force 
Fermi-Pasta-Ulam β格点链系统能量载流子研究被引量:1
《物理学报》2013年第8期25-30,共6页袁宗强 褚敏 郑志刚 
国家自然科学基金(批准号:11075016);中央高校基本科研业务费(批准号:201001);高等学校博士学科点专项科研基金(批准号:20100003110007)资助的课题~~
Fermi-Pasta-Ulam(FPU)β格点链中能量输运的载流子是孤子还是声子一直存在较多的争议.本文通过单脉冲方法,明确了一个能量波包在该格点链系统中从声子波包转变成为孤子波包的条件,即波包能量达到一定阈值.基于纯四次势链的声子真空效应...
关键词:Fermi-Pasta-Ulam格点链 声子 孤子 热传导 
Failure of the free energy relation under a non-Markovian heat bath temperature change
《Chinese Physics B》2012年第9期1-6,共6页曹亮 Michael Cross 郑志刚 
Project supported by the National Natural Science Foundation of China (Grant Nos. 10875011 and 11075016);the National Basic Research Program of China (Grant No. 2007CB814805);the Fundamental Research Funds for the Central Universities of China(Grant No. 201001);the Research Fund for the Doctoral Program of Higher Education of China (Grant No. 20100003110007)
We investigate the free energy relation for a system contacting with a non-Markovian heat bath and find that the validity of the relation sensitively depends on the non-Markovian memory effect, which is especially rel...
关键词:free energy relation non-Markovian heat bath initial preparation effect 
一维均匀Morse晶格体系的热流棘齿效应被引量:1
《物理学报》2011年第4期300-309,共10页高秀云 郑志刚 
国家自然科学基金(批准号:11075016;10875011);国家重点基础研究发展计划(批准号:2007CB814805)资助的课题~~
本文系统研究了系统两端无平均温差时一维均匀Morse晶格中的热流棘齿效应.Morse晶格的两端分别与两个热浴相接触,其中一端热浴温度周期调制,另一端热浴温度保持不变,两端热浴温度长时平均相等.数值结果表明,当对一端热浴温度进行周期调...
关键词:热传导 热流棘齿 热导率 Morse晶格 
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