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POYNTING's THEOREM                                                      161

            Note as a  final point that, in general, the reciprocity  principle  is  valid for  the  majority of
            applications of practical importance but not always. For example, the electromagnetic field
            propagation  in the  magnetized plasma (ionosphere  in  Earth’s magnetic field)  might  be
            nonreciprocal as well the propagation in magnetized ferrite discussed in Chapter 2 and some
            other cases. More detail discussion of nonreciprocity topic is out of this book boundaries, and
            we refer the reader to publications [9 - 13]. Note only the remarkable fact that Poynting’s
            theorem predicts not only the existence of electromagnetic waves but gives us plenty of tools
            to establish and verify Maxwell’s equations solutions building the bridges between different
            areas of electrodynamics and circuit analysis. The only missing and critical point are how to
            solve Maxwell’s equations. The following chapters are devoted to this topic.





            REFERENCES

            [1]    Collin, R. E. and S. Rothschild, “Evaluation of antenna Q,” IEEE Trans. Antennas
                   Propagations., Vol. AP-12, 23–27, Jan. 1964.
            [2]    Fante,  R. L.,  “Quality  factor of general ideal  antennas,” IEEE  Trans. Antennas
                   Propagations, Vol. AP-17, 151–155, Mar. 1969.
            [3]    Jean G. Van Bladel, Electromagnetic Field, IEEE Press and John Wiley & Sons, 2 nd
                   Edition, 2007
            [4]    J. Kunisch and J.  Pamp, “Considerations regarding the correlation between UWB
                   antenna transmit and receive responses,”  http://www.whyless.org/files/public/ursi-
                   emt04-0001.pdf
            [5]    J. Kunisch and J.  Pamp, “UWB Radio  Channel Modeling Considerations,”
                   Proceedings ICEAA’03 Conference, Turin, September 2003
            [6]    Kurt  E. Oughstun, Electromagnetic and Optical Pulse Propagation, Vol  I and II,
                   Springer, 2006 and 2009
            [7]    W. H. Kummer and E. S. Gillespie, “Antenna Measurements – 1978,” Proceedings of
                   IEEE, Vol. 66, No. 4, April 1978
            [8]    Reinhold Blumel, Foundations of Quantum Mechanics: From Photons to Quantum
                   Computers, Jones & Bartlett Learning, EBook, 2011
            [9]    Alireza H. Mohammadian, Amol Rajkotia, Samir S. Soliman, Characterization of
                   UWB Transmit-Receive Antenna System,
                   http://wcsp.eng.usf.edu/UWB_Testbed_Docs/Antenna_Characterization.pdf
            [10]   Arun Kumar Tiwari, Smith Chart and its Applications, International Journal of
                   Electronic and Electrical Engineering, Vol. 4, No. 1, 2011,
                   http://irphouse.com/ijeee/IJEEEv4n1__8.pdf
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