国家自然科学基金(s11175113)

作品数：8被引量：4H指数：1
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Time evolution of negative binomial optical field in a diffusion channel
《Chinese Physics B》2015年第9期97-100,共4页刘堂昆 吴盼盼 单传家 刘继兵 范洪义 
Project supported by the National Basic Research Program of China(Grant No.2012CB922103);the National Natural Science Foundation of China(Grant Nos.11175113,11274104,and 11404108);the Natural Science Foundation of Hubei Province,China(Grant No.2011CDA021)
We find the time evolution law of a negative binomial optical field in a diffusion channel. We reveal that by adjusting the diffusion parameter, the photon number can be controlled. Therefore, the diffusion process ca...
关键词：negative binomial optical field time evolution diffusion channel integration within an ordered product（IWOP） of operators 
A new optical field state as an output of diffusion channel when the input being number state
《Science China(Physics,Mechanics & Astronomy)》2014年第9期1649-1653,共5页FAN HongYi LOU SenYue PAN XiaoYin HU LiYun 
supported by the National Natural Science Foundation of China(Grant Nos.11175113 and 11264018);the Natural Science Foundation of Jiangxi Province of China(Grant No 20132BAB212006)
By analyzing theoretical scheme of quantum controlling through photon addition,we propose a new optical field whose density operator asρ=λ(1-λ)l:Ll(-λ2aa/1-λ)e-λaa:(here::denotes normal ordering symbol),which is...
关键词：photon addition Laguerre-polynomial-weighted chaotic state entangled state representation 
New 3-mode bosonic operator realization of SU(2) Lie algebra:From the point of view of squeezing
《Chinese Physics B》2014年第9期62-64,共3页笪诚 陈千帆 范洪义 
supported by the National Natural Science Foundation of China(Grant Nos.11175113 and 11275123);the Key Project of Natural Science Fund of Anhui Province,China(Grant No.KJ2013A261)
We consider the quantum mechanical SU（2） transformation e^2λJzJ±e^-2λJz = e^±2λJ±as if the meaning of squeezing with e^±2λ being squeezing parameter. By studying SU（2） operators （J±, Jz） from the point ...
关键词：quantum mechanical SU（2） transformation 3-mode squeezing operator new 3-mode bosonic op-erator realization of SU（2） Lie algebra 
Master equation describing the diffusion process for a coherent state被引量：1
《Chinese Physics B》2014年第3期112-114,共3页刘堂昆 单传家 刘继兵 范洪义 
Project supported by the National Basic Research Program of China(Grant No.2012CB922103);the National Natural Science Foundation of China(GrantNos.11175113 and 11274104);the Natural Science Foundation of Hubei Province of China(Grant No.2011CDA021)
The evolution of a pure coherent state into a chaotic state is described very well by a master equation, as is validated via an examination of the coherent state＇s evolution during the diffusion process, fully utiliz...
关键词：master equation describing diffusion coherent state evolution chaotic state integration within anordered product （IWOP） of operators 
Evolution law of a negative binomial state in an amplitude dissipative channel被引量：3
《Chinese Physics B》2014年第3期115-118,共4页陈锋 范洪义 
Project supported by the National Natural Science Foundation of China(Grant Nos.11175113 and 112470009)
For the first time we derive the evolution law of the negative binomial state In） （nI in an ampli-tude dissipative channel with a damping constant to. We find that after passing through the channel, the final state ...
关键词：negative binomial state thermal entangled state representation master equation for damping Kraus operator 
Thermal vacuum state for the two-coupled-oscillator model at finite temperature: Derivation and application
《Chinese Physics B》2013年第9期217-221,共5页徐学翔 胡利云 郭琴 范洪义 
supported by the National Natural Science Foundation of China (Grant Nos. 11175113 and 11264018);the Natural Science Foundation of Jiangxi Province, China (Grant Nos. 20132BAB212006, 20114BAB202004, and 2009GZW0006);the Research Foundation of the Education Department of Jiangxi Province, China (Grant No. GJJ12171);the Open Foundation of the Key Laboratory of Optoelectronic and Telecommunication of Jiangxi Province, China (Grant No. 2013004)
Following the spirit of thermo field dynamics initiated by Takahashi and Umezawa, we employ the technique of integration within an ordered product of operators to derive the thermal vacuum state （TVS） for the Hamilt...
关键词：partial trace method thermo field dynamics integration within an ordered product of operators generalized Hellmann-Feynman theorem 
Optical field's quadrature excitation studied by new Hermite-polynomial operator identity
《Chinese Physics B》2013年第8期253-256,共4页范洪义 何锐 笪诚 梁祖峰 
supported by the National Natural Science Foundation of China(Grant Nos.11175113 and 11275123)
We study the optical field＇s quadrature excitation state Xm 10）, where X = （a ＋ at）/x/2 is the quadrature operator. We find it is ascribed to the Hermite-polynomial excitation state. For the first time, we determ...
关键词：quadrature excitation Hermite-polynomial excitation state operator identities about Laguerrepolynomials IWOP method entangled state representation 
A generalized Weyl-Wigner quantization scheme unifying P-Q and Q-P ordering and Weyl ordering of operators被引量：1
《Chinese Physics B》2012年第6期207-212,共6页王继锁 范洪义 孟祥国 
Project supported by the National Natural Science Foundation of China (Grant Nos. 11175113 and 11147009);the Natural Science Foundation of Shandong Province of China (Grant No. ZR2010AQ027);the Program of Higher Educational Science and Technology of Shandong Province,China (Grant No. J10LA15)
By extending the usual Wigner operator to the s-parameterized one as 1/4π2 integral （dyduexp [iu（q-Q）＋iy（p-P）＋is/2yu]） from n=- ∞ to ∞ with s beng a,real parameter,we propose a generalized Weyl quantization...
关键词：generalized Wigner operator generalized operator ordering rule bivariate normal dis-tribution 
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