The results show that the phase coherence among the impurity atoms within magnetic particle plays a key role for the origin of maximum GMR.
用双流模型研究磁性金属一金属型颗粒膜(Fe-Ag,Co-Ag)中巨磁电阻(GMR)极大值特性结果表明,磁性颗粒内杂质原子之间的相位相干,对磁电阻极大值的产生有重要影响这种相位相干与外场磁化的综合作用使颗粒膜巨磁电阻的尺寸关系表现出非单调的特征,井用该模型计算和讨论了巨磁电阻的其它性质,结果与实验符合较
In order to keep phase coherence between the transmitter and the receiver,we implemented a method in which the frequencies of the transmitter and the receiver were switched simultaneously during pulse sequence execution,and reset to their original values,respectively,at the end of sequence.
讨论了一种在核磁共振成像数字谱仪中保证射频发射机与接收机之间射频信号相位相干的方法,该方法在成像脉冲序列执行过程中,同步切换发射机与接收机的频率,并在脉冲序列最后,将发射和接收频率恢复到脉冲序列最初的频率值,从而实现发射与接收的信号相干,其优点是无需加入额外的"回绕延时",从而使得脉冲序列的编写得到简化,并且该方法不依赖于磁共振谱仪发射机和接收机硬件部分的具体结构,是适用于数字化谱仪的一种普遍的方法。
The time-evolution of entanglement in the interacting System of the atom and coherence field with phase decoherence;
存在相位退相干时原子与光场相互作用的纠缠演化和保持
The time evolution of the collapses and revivals of the atomic inversion and the photon number distribution in a system where a two-level atom interacts with the field that is prepared in the coherent state and discussed the influence of the phase decoherence on nonclassical effects are studied.
研究了存在相位退相干的两能级原子与相干态光场相互作用系统,通过求解主方程得到了原子反转算符期待值和光子数分布随时间演化的表达式,讨论了相位退相干系数对原子和光场非经典特性的影响。
Then the phase coherent states are defined.
将此算符作用在零相位态上得相位相干态。
The Pulse-to-pulse phase coherence of a super-continuum comb, which is generated by sending a mode-locked femtosecond laser pulse through a segment of photonic crystal fiber (PCF), is a pre-requisite when this super-continuum comb is used for optical frequency measurement.
本文对光子晶体光纤扩谱产生的超连续光学频率梳的脉冲-脉冲相位相干性进行了实验研究。
Accurate spectral phase reconstruction for SPIDER
光谱相位相干电场重建法的准确相位还原
Research of Key Technologies in Phase Coherent Underwater High Speed Communication;
相位相干高速水下通信的关键技术研究
Research of Phase-Coherent Communications and Adaptive Equalization for UWA Channels;
水声相位相干通信与自适应均衡技术研究
coded phase-coherent telemetry
电码相位-相干遥测
The Quantum Phase Distributing Properties of A Coherent State s Opposition State;
相干态的相反态的量子相位分布(英文)
Influence of Phase Decoherence on Quantum Teleportation Fidelity;
相位退相干对量子传输保真度的影响
Decoherence of Relative Phase Damping in the Three-level Atom;
三能级原子中相对位相阻尼引起的消相干
Phase Unwrapping of Interferogram with Obscurations in Phase-Shifting Interferometry
移相干涉术中有分割遮拦干涉图的相位展开
Technology of Direction-finding with Phase Interferometers and Passive Location with Phase Variations
干涉仪测向与相位差变化率定位技术
The Effect of the Phase Difference of Coherent Signal Emitters on the Resolution Performance of DOA Estimation
相干信号源相位关系对方向估计性能的影响
Transient Coherence Four-and Six-wave Mixing Spectroscopy with Phase-conjugation Geometry;
瞬态相干相位共轭四波混频和六波混频光谱术
A Basic Study of Phase Calculation in Phase Shifted Digital Speckle Pattern Interferometry;
相移数字散斑干涉中的相位计算的基本研究
Coherent Phase Control over the Reaction of CS_2;
激光位相相干控制CS_2分子反应的实验研究
The Balanced Dual-mixer Heterodyne for Measurement of Phase Difference between two Coherent Lights;
对称双混频外差法测量相干光的相位差
Squeezing of Quadrature Phase Operator of a Coherent State of a Harmonical Oscillator in a Finite - dimensional Hilbert Space;
谐振子相干态正交相位的高阶压缩效应
A Non-coherent Composite Trellis Demodulation Algorithm of Continuous Phase Modulation
连续相位调制的非相干复合网格解调算法
Phase controlling methods and experiment of fiber laser coherent combination
光纤激光相干合成中的相位控制方法与实验
Differentially Coherent Detection and Phase Compensation Algorithm in Underwater Acoustic Communication
水声通信中差分相干检测及其相位补偿方法
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