搜索结果: 1-15 共查到“理学 polaron”相关记录16条 . 查询时间(0.046 秒)
Comprehensive study of Fröhlich polaron
Once polaron model quantum monte carlo techniques polaron green's function strong coupling
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2014/12/22
A study of the Fröhlich polaron model is performed on the basis of diagrammatic quantum Monte Carlo technique which is enhanced by novel method of spectral analysis of the polaron Green function....
Optical Conductivity of the Fröhlich Polaron
Light conductivity three-dimensional coupling mechanism function frequency light conductivity
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2014/12/20
We present accurate results for optical conductivity of the three dimensional Fröhlich polaron in all coupling regimes. The systematic-error free diagrammatic quantum Monte Carlo method is employ...
Bold diagrammatic Monte Carlo: A generic sign-problem tolerant technique for polaron models and possibly interacting many-body problems
Monte carlo feynman diagrams reforming particles breeding the particles
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2014/12/20
We develop a Monte Carlo scheme for sampling series of Feynman diagrams for the proper self-energy, which are self-consistently expressed in terms of renormalized particle propagators. This approach i...
Fermi-polaron problem: Diagrammatic Monte Carlo method for divergent sign-alternating series
Diagram to monte carlo method Fermi gas particle condensed matter
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2014/12/20
We use the diagrammatic Monte Carlo approach to solve the problem of a single spin-down fermion resonantly interacting with a Fermi gas of spin-up particles. Our solution is important for understandin...
FCI-QMC approach to the Fermi polaron
FCI-QMC the Fermi polaron Computational Physics
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2012/4/20
Finding the ground state of a fermionic Hamiltonian using quantum Monte Carlo is a very difficult problem, due to the Fermi sign problem. While still scaling exponentially, full configuration-interact...
Accuracy of second order perturbation theory in the polaron and variational polaron frames
second order perturbation theory in the polaron variational polaron frames
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2014/9/24
In the study of open quantum systems, the polaron transformation has recently attracted a renewed interest as it offers the possibility to explore the strong system-bath coupling regime. Despite this ...
Perturbation theory of the mass enhancement for a polaron coupled to acoustic phonons
Perturbation theory of the mass enhancement acoustic phonons
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2010/11/18
We use both a perturbative Green’s function analysis and standard perturbative quantum me-
chanics to calculate the decrease in energy and the effective mass for an electron interacting with acoustic...
The Electronic and Lattice Structures of the Groundand the Polaron States of Polymer Poly (Phenylene Vinylene) (PPV)
electronic structure polaron state PPV benzenes
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2007/8/15
2001Vol.36No.1pp.109-114DOI:
The Electronic and Lattice Structures of the Groundand the Polaron States of Polymer Poly (Phenylene Vinylene) (PPV)
YAO Kai-Lun,1,2 HAN Si-En1 and DU...
Zero-Magnetic-Field Spin Splitting of Polaron's Ground State Energy Induced by
Rashba Spin-Orbit Interaction
asymmetric heterostructures spintronics triangular
potential approximation Rashba spin-orbit interaction
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2007/8/15
2006Vol.46No.4pp.761-765DOI:
Zero-Magnetic-Field Spin Splitting of Polaron's Ground State Energy Induced by
Rashba Spin-Orbit Interaction
LIU Jia and XIAO Jing-Ling
Coll...
A Polaron in a Quantum Dot Quantum Well
polaron quantum dot quantum well
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2007/8/15
2002Vol.37No.6pp.755-758DOI:
A Polaron in a Quantum Dot Quantum Well
ZHANG Li,1 XIE Hong-Jing,1,2 and CHEN Chuan-Yu1
1 Department of Physics, Guihuagang Campus, Guangzho...
Dynamical study on polaron formation in a metal/polymer/metal structure
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2007/7/28
期刊信息
篇名
Dynamical study on polaron formation in a metal/polymer/metal structure
语种
英文
撰写或编译
撰写
作者
C. Q. Wu,Y. Qiu,Z. An,K. Nasu
第一作者单位
刊物名称
Phys. Rev. B
页面
125416
出版日期
2003年
月
日
文章标识(ISSN)
相关项目
发光高聚物中...
Dynamics of polaron in a polymer chain with impurities
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2007/7/28
期刊信息
篇名
Dynamics of polaron in a polymer chain with impurities
语种
英文
撰写或编译
撰写
作者
鄢永红,安忠,吴长勤
第一作者单位
刊物名称
Eur. Phys. J. B
页面
157
出版日期
2004年
10月
日
文章标识(ISSN)
相关项目
发光高聚物中荷电极化子的动力学研究
Self-trapping energy and effective mass of polaron in wurtzite nitride semiconductors
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2007/7/28
期刊信息
篇名
Self-trapping energy and effective mass of polaron in wurtzite nitride semiconductors
语种
英文
撰写或编译
撰写
作者
闫祖威
第一作者单位
内蒙古农业大学理学院
刊物名称
Mod. Phys. Lett. B19
页面
8
出版日期
2005年
6月
日
文章标识(ISSN)
0217-984...
Polaron properties in ternary group-III nitride mixed crystals
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2007/7/28
期刊信息
篇名
Polaron properties in ternary group-III nitride mixed crystals
语种
英文
撰写或编译
撰写
作者
闫祖威1,2,班士良2,梁希侠2
第一作者单位
1 内蒙古农业大学理学院；2 内蒙古大学理工学院
刊物名称
Eur. Phys. J. B 43
页面
7
出版日期
2005年
4月
日
文章标识(ISSN)
1434-6...
Intermediate-coupling polaron properties in wurtzite nitride semiconductors
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2007/7/28
期刊信息
篇名
Intermediate-coupling polaron properties in wurtzite nitride semiconductors
语种
英文
撰写或编译
撰写
作者
闫祖威1,2,班士良2,梁希侠2
第一作者单位
1 内蒙古农业大学理学院；2 内蒙古大学理工学院
刊物名称
Phys. Lett.A326
页面
9
出版日期
2004年
4月
日
文章标识(IS...