[6] John Pendry. Manipulating the Near Field with Metamaterials. Optics & Photonics News, Optical Society of

America, September 2004.

[7] Yen et al. Terahertz Magnetic Response from Artificial Materials. Science, pp.1494-1496. 5 March 2004.

[8] James T. Coleman. Microwave devices. Reston Publishing (Prentice-Hall), 1981.

[9] Joseph F. White. High Frequency Techniques. Wiley Interscience, 2004.

[10] S.C. Hagness et al. FDTD Microcavity Simulations: Design and Experimental Realization of Waveguide-coupled

single-mode ring and Whispering-Gallery-Mode Disk Resonators. IEEE Journal of Lightwave Technology, Vol. 15 No.

11, November 1997.

[11] J.B Pendry et al. Magnetism from Conductors and Enhanced nonlinear Phenomena. IEEE Transactions on

Microwave Theory and Techniques, Vol. 47, No. 11, November 1999.

[12] Ekmel Ozbay et al. Transmission and Reflection Properties of Composite Double Negative Metamaterials in Free

Space. IEEE Transactions on Antennas and Propagation, Vol. 51, No. 10, October 2003.

[13] Stefan linden et al. Magnetic Response of Metamaterials at 100 Terahertz. Science 19 November 2004: Vol. 306.

no. 5700, pp. 1351 ­ 1353.

[14] Ricardo Marqués et al. Comparative Analysis of Edge- and Broadside-coupled Split Ring Resonators for

Metamaterial Design-Theory and Experiments. IEEE Transactions on Antennas and Propagation, Vol. 51, No. 10,

October 2003.

[15] John D. Kraus. Antennas, 2nd edition. McGraw-Hill, 1988.

[16] 3-D Helical THz Antennas Directly on Semiconductor Substrates. Electrical and Computer Engineering

Department, The University of New Mexico. 06 January 2006. <www.eece.unm.edu>.

[17] S. I. Najafi et al. Sol-gel glass waveguide and grating on silicon. IEEE Journal of Lightwave Technology, Volume:

16 , Issue: 9, pp: 1640 ­ 1646. September 1998.