1. Varadan, V. K. and V. V. Varadan, "Electromagnetic shielding and absorptive materials,", U.S. Patent No. 4,948,922, 1990.
doi:10.1002/andp.19203682303
2. Engheta, N. and D. L. Jaggard, "Waveguides using chiral materials,", U.S. patent No. 5,165,059, 1992.
3. Lindmann, K. L., "Uber eine durch ein isotropes System von spiralformigen Resonatoren erzeugte Rotationspolalisation der elektromagnetischen Wellen," Annalen der Physik, Vol. 63, No. 4, 621-644, 1920.
doi:10.1021/j150555a015
4. Winkler, M. H., "An experimental investigation of some models for optical activity," J. Phys. Chem., Vol. 60, 1665-1668, 1956.
5. Tinoco, I. and M. P. Freeman, "The optical activity of oriented copper helices: I. Experimental," J. Phys. Chem., Vol. 61, 1196-1200, 1957.
6. Guire, T., V. K. Varadan, and V. V. Varadan, "Influence of chirality on the response of EM waves by planar dielectric slabs," IEEE Trans. Elec. Comp., Vol. 32, No. 4, 300-303, 1990.
doi:10.1029/91RS01370
7. Varadan, V. K., V. V. Varadan, and A. Lakhtakia, "On the possibility of designing anti-reflection coatings using chiral composites," J. Wave-Mat. Int., Vol. 2, No. 1, 71-81, 1987.
8. Umari, M. H., V. K. Varadan, and V. V. Varadan, "Rotation and dichroism associated with microwave propagation in chiral composites," Radio Science, Vol. 26, No. 2, 1327-1334, 1991.
9. Ro, R., V. K. Varadan, and V. V. Varadan, "Electromagnetic activity and absorption in microwave chiral composites," IEE Proceedings-H, Vol. 139, No. 5, 441-448, 1992.
doi:10.1029/91RS02458
10. Ro, R., "Determination of the electromagnetic properties of chiral composites using normal incidence measurements,", Ph.D Thesis, The Pennsylvania State University, Engineering Science and Mechanics, 1991.
doi:10.1016/0009-2614(76)85103-2
11. Hollinger, R. D., V. V. Varadan, D. K. Ghodgaonkar, and V. K. Varadan, "Experimental characterization of isotropic chiral composites in circular waveguides," Radio Science, Vol. 27, No. 2, 161-168, 1992.
12. Bohren, C. F., "Angular dependence of the scattering contribution to circular dichroism," Chem. Phys. Lett., Vol. 40, No. 3, 391-396, 1976.
doi:10.1109/8.7205
13. Post, E. J., Formal Structure of Electromagnetics, North-Holland, Amsterdam, 1962.
doi:10.1002/mop.4650040805
14. Jaggard, D. L., X. Sun, and N. Engheta, "Canonical sources and duality in chiral media," IEEE Trans. Ant. Prop., Vol. 36, No. 7, 1007-1013, 1988.
doi:10.1016/0009-2614(74)85144-4
15. Sihvola, A. H. and I. V. Lindell, "Bi-isotropic constitutive relations," Micro. Opt. Tech. Lett., Vol. 4, No. 8, 295-297, 1991.
doi:10.1029/RS024i003p00351
16. Bohren, C. F., "Light scattering by an optically active sphere," Chem. Phys. Lett., Vol. 29, No. 3, 458-462, 1974.
doi:10.1364/OL.14.000593
17. Eftimiu, C. and L. W. Pearson, "Guided electromagnetic waves in chiral media," Radio Science, Vol. 24, No. 3, 351-359, 1989.
doi:10.1002/mop.4650051408
18. Engheta, N. and P. Pelet, "Modes in chirowaveguides," Optics Lett., Vol. 14, No. 11, 593-595, 1989.
doi:10.1002/mop.4650050409
19. Viitanen, A. J. and I. V. Lindell, "Perturbation theory for a corrugated waveguide with a bi-isotropic rod," Micro. Opt. Tech. Lett., Vol. 5, No. 14, 729-732, 1992.
20. Tretyakov, S. A. and A. J. Viitanen, "Perturbation theory for a cavity resonator with a bi-isotropic sample: applications to measurements techniques," Micro. Opt. Tech. Lett., Vol. 5, No. 4, 174-177, 1992.
doi:10.1364/JOSAA.5.001450
21. Ougier, S., I. Chenerie, and S. Boliol, "Measurement method for chiral media," Proc. 22nd European Microwave Conference, Vol. 1, Helsinki, Finland, 682-687, 1992.
doi:10.1109/19.32194
22. Bassiri, S., C. H. Papas, and N. Engheta, "Electromagnetic wave propagation through a dielectricechiral interface and through a chird slab," J. Opt. Soc. Am., Vol. 5-A, No. 9, 1450-1459, 1988.
doi:10.1109/19.52520
23. Ghodgaonkar, D. K., V. V. Varadan, and V. K. Varadan, "A freespace method for measurement of dielectric constants and loss tangents at microwave frequencies," IEEE Trans. Instrum Meas., Vol. 37, No. 3, 789-793, 1989.
doi:10.1109/19.106308
24. Ghodgaonkar, D. K., V. V., Varadan, and V. K. Varadan, "Freespace measurement of complex permittivity and complex permeability at microwave frequencies," IEEE Trans. Instrum. Meas., Vol. 39, No. 2, 387-394, 1990.
25. Varadan, V. V., R. D. Hollinger, D. K. Ghodgaonkar, and V. K. Varadan, "Fkee-space, broadband measurements of high temperature, complex dielectric properties at microwave frequencies," IEEE Trans Instrum. Meas., Vol. 40, No. 5, 842-846, 1991.
doi:10.1557/JMR.1991.1629
26. Dorris, E. S., J. T. Dusek, M. T. Lanagan, J. J. Picciolo, J. P. Singh, J. E. Creech, and R. B. Poeppel, "Extrusion of Multilayer Superconductor Coils," Ceram. Bull., Vol. 70, No. 4, 722-726, 1991.
27. Katayama, S. and M. Sekine, "Fabrication of superconducting YBa2Cu3O7-X, fibers by the sol-gel method using metal alkoxides," J. Muter. Res., Vol. 6, No. 8, 1629-1633, 1991.
doi:10.1016/0167-577X(92)90206-Y
28. Motojima, S., M. Kawaguchi, K. Nozaki, and H. Iwanaga, "Preparation of coiled ceramic fibers by CVD," Proceeding of the 11th International Conference on Chemical VaporDeposition, The Electrochemical Society, 573-579, 1990.
29. Selmi, F., F. Guerin, X. D. Yu, V. K. Varadan, and V. V. Varadan, "Microwave calcination and sintering of barium strontium titanate," Muter. Lett., Vol. 12, No. 6, 424-428, 1992.
doi:10.1038/162655a0
30. Varadan, V. K., D. K. Ghodgaonkar, V. V. Varadan, J. F. Kelly, and P. Glikerdas, "Ceramic phase shifter for electronically steerable antenna systems," Microwave J., 116-127, January 1992.
31. Powles, J. G., "Dielectric properties of mixed barium and strontium titanates at 10,000 Mcs," Nature, No. 4121, 655, 1948.
doi:10.1109/TIM.1964.4313420
32. Ghodgaonkar, D. K., R. Hughes, F. Selmi, V. V. Varadan, and V. K. Varadan, "Ferroelectric phase shifters for electronically steerable antenna systems," Proc. 1992 Joint Symposia IEEE-APS/URSI/NEM Meeting, 272-275, Chicago, 1992.
33. Burdick, G. A., T. J. Lyon, and J. E. Pippin, "Measurements of large dielectric constants and loss tangents at 35 Gc/s," IEEE Dans. Instrum. Meas., 318-325, December 1964.
doi:10.1049/el:19890126
34. Guerin, F., "Energy dissipation and absorption in reciprocal bi-isotropic media described by different formalisms,", in this issue.
doi:10.1049/el:19900859
35. Jaggard, D. L. and N. Engheta, "Chirosorb as an invisible medium," Electron. Lett., Vol. 25, No. 3, 173-174, 1989.
36. Jaggard, D. L., N. Engheta, and J. Liu, "Chiroshield: a Salisbury/Dallenbach alternative," Electron. Lett., Vol. 26, No. 17, 1332-1334, 1989.
37. Guerin, F., V. K. Varadan, and V. V. Varadan, "Processing and microwave characterization of chiral composites containing ferroelectric ceramic inclusions," 1992 Joint Symposia IEEE-APS/URSI/NEM Meeting, USA, July 18-25, 1992.
