目录
●Preface page xi
●1. Elementary coherence phenomena
●1.1 Interference and statistical similarity
●1.2 Temporal coherence and the coherence time
●1.3 Spatial coherence and the coherence area
●1.4 The coherence volume
●Problems
●2. Mathematical preliminaries
●2.1 Elementary concepts of the theory of random processes
●2.2 Ergodicity
●2.3 Complex representation of a real signal and the envelope of a narrow-band signal
●2.4 The autocorrelation and the cross-correlation functions
●2.4.1 The autocorrelation function of a finite sum of periodic components with random amplitudes
●2.5 The spectral density and the Wiener-Khintchine theorem
●Problems
●3. Second-order coherence phenomena in the space-time domain
●3.1 Interference law for stationary optical fields. The mutual coherence function and the complex degree of coherence
●3.2 Generation of spatial coherence from an incoherent source. The van Cittert-Zernike theorem
●3.3 Illustrative examples
●3.3.1 Michelson's method for measuring stellar diameters......
内容介绍
所有的光场都是随机涨落的,有些光场的随机涨落很小,例如许多激光器输出的光;有些光场的随机涨落相当大,例如从热光源辐射的光。描述涨落光场的基础理论是相干理论。部分偏振现象就是涨落的重要表现。实际上,相干理论所能处理的问题不仅限于涨落。与常规的处理方法不同,相干理论是依据可观测量描述光场,并解释这些可观测量,例如光的光谱以及它在传输中如何变化的。
本书给出了光的相干与偏振现象的统一处理方法。适合光通信、激光光束在光纤中和通过湍流大气传输、光学成像,尤其在显微镜成像(例如医学诊断)的物理界和工程界的研究者阅读。