I. M. White, J. D. Suter, H. Oveys, X. Fan, T. L. Smith, J. Zhang, B. J. Koch, M. A. Haase, H. P. Weber, "Universal coupling between metal-clad waveguides and
optical ring resonators," Opt. Express 15, 646-651 (2007).

G. Chen, Z. Cao, J. Gu, Q. Shen, "Oscillating wave sensors based on ultrahigh-order
modes in symmetric metal-clad optical waveguides," Appl. Phys. Lett. 89, (2006) Art. No.081120.

G. Chen, Z. Cao, J. Gu, Q. Shen, "Oscillating wave sensors based on ultrahigh-order
modes in symmetric metal-clad optical waveguides," Appl. Phys. Lett. 89, (2006) Art. No.081120.

D. Kumar, V. K. Sharma, K. N. Tripathi, "Theoretical study of polymeric metal clad optical
waveguide polarizer," Opt. Laser Technol. 37, 397-401 (2005).

H. Lu, Z. Cao, H. Li, Q. Shen, "Study of ultrahigh-order modes in a symmetrical
metal-cladding optical waveguide," Appl. Phys. Lett. 85, 4579-4581 (2004).

Y. S. Xu, "A study of waveguides filled with anisotropic
metamaterials," Microw. Opt. Technol. Lett. 41, 426-431 (2004).

W. Liao, X. Chen, Y. Chen, Y. Xia, Y. Chen, "Explicit analysis of anisotropic planar waveguides by
the analytical transfer-matrix method," J. Opt. Soc. Amer. A 21, 2196-2204 (2004).

R. Pregla, "Modeling of planar waveguides with anisotropic layers
of variable thickness by the method of lines," Opt. Quantum Electron. 35, 533-544 (2003).

H. P. Uranus, H. J. W. M. Hoekstra, E. van Groesen, "Finite difference scheme for planar waveguides with
arbitrary index profiles and its implementation for anisotropic
waveguides with a diagonal permittivity tensor," Opt. Quantum Electron. 35, 407-427 (2003).

H. P. Uranus, H. J. W. Hoekstra, E. Vangroesen, "Finite difference scheme for planar waveguides with
arbitrary index profiles and its implementation for anisotropic
waveguides with a diagonal permittivity tensor," Opt. Quantum Electron. 35, 407-427 (2003).

H. Li, Z. Cao, H. Lu, Q. Shen, "Free-space coupling of a light beam into a symmetrical
metal-cladding optical waveguide," Appl. Phys. Lett. 83, 2757-2759 (2003).

M. Zourob, S. Mohr, B. J. T. Brown, P. R. Fielden, M. McDonnell, N. J. Goddard, "The development of a metal clad leaky waveguide sensor
for the detection of particles," Sensors Actuators B 90, 296-307 (2003).

P. A. Koukoutsaki, I. G. Tigelis, A. B. Manenkov, "Guided-mode analysis by the Lanczos--Fourier expansion," J. Opt. Soc. Amer. A 19, 2293-2300 (2002).

Q. Guo, Z. W. Shi, "Model fields in a symmetric metal-clad planar uniaxial
crystal waveguide," Acta Phys. Sin. 51, 1716-1723 (2002).

Z. W. Shi, Q. Guo, W. C. Xu, "Modal fields in planar symmetric metal-clad uniaxial
waveguide," Acta Photon. Sin. 30, 1329-1332 (2001).

S. Gaal, "Surface integral method to determine guided modes in
uniaxially anisotropic embedded waveguides," Opt. Quantum Electron. 31, 763-780 (1999).

S. S. Xian, "Accurate perturbation analysis of metal-clad and
absorptive multilayer dielectric waveguides in near cutoff," Opt. Commun. 135, 241-246 (1997).

L. Nuno, J. V. Balbastre, H. Castane, "Analysis of general lossy inhomogeneous and
anisotropic waveguides by the finite-element method (FEM) using edge
elements," IEEE Trans. Microw. Theory Tech. 45, 446-449 (1997).

T. A. Maldonado, T. K. Gaylord, "Hybrid guided modes in biaxial planar waveguides," J. Lightw. Technol. 14, 486-499 (1996).

M. Ciumac, Mihalache, "Properties of bragg reflectors composed of isotropic
dielectric layers calded with birefringent media," IEEE J. Quantum Elctron. 32, 513-518 (1996).

G. Tartarini, P. Bassi, S. F. Chen, M. P. De Micheli, D. B. Ostrowsky, "Calculation of hybrid modes in uniaxial planar optical
waveguides: Application to proton exchanged lithium niobate
waveguides," Opt. Commun. 101, 424-431 (1993).

M. A. Sletten, S. R. Seshadre, "Thick metal surface-polarition polarizer for planar
optical waveguide," J. Opt. Soc. Amer. 7, 1174-1184 (1990).

Y. Tong, W. Yizun, "Theoretical study of metal-clad optical waveguide
polarizer," IEEE J. Quantum Electron. 25, 1209-1213 (1989).

L. Tsang, S. L. Chuang, "Improved coupled-mode theory for reciprocal
anisotropic waveguide," J. Lightw. Technol. 6, 304-311 (1988).

A. Knoessen, T. K. Gaylord, M. G. Moharam, "Hybrid guided modes in uniaxial dielectric planar
waveguides," J. Lightw. Technol. LT-6, 1083-1104 (1988).

J. Ctyroky, M. Cada, "Generalized WKB method for the analysis of light
propagation in inhomogeneous anisotropic optical waveguides," IEEE J. Quantum Electron. QE-17, 1064-1070 (1981).

R. C. Alferness, "Guided-wave divices for optical communication," IEEE J. Quantum Electron. QE-17, 946-959 (1981).

W. K. Burns, J. Warner, "Mode dispersion in uniaxial optical waveguides," J. Opt. Soc. Amer. 64, 441-446 (1974).

J. N. Polky, G. L. Mitchell, "Metal-clad plannar dielectric waveguide for integrated
optics," J. Opt. Soc. Amer. 64, 274-279 (1974).

D. P. Gia Russo, J. H. Harris, "Wave propagation in anisotropic thin-film optical
waveguids," J. Opt. Soc. Amer. 63, 138-145 (1973).

D. P. Gia Russo, J. H. Harris, "Wave propagation in anisotropic thin film optical
waveguides," J. Opt. Soc. Amer. 63, 138-145 (1973).

A. Reisinger, "Characteristics of optical guided modes in lossy
waveguides," Appl. Opt. 12, 1015-1023 (1973).

Z. W. Shi, Q. Guo, W. C. Xu, "Modal fields in planar symmetric metal-clad uniaxial
waveguide," Acta Photon. Sin. 30, 1329-1332 (2001).

Q. Guo, Z. W. Shi, "Model fields in a symmetric metal-clad planar uniaxial
crystal waveguide," Acta Phys. Sin. 51, 1716-1723 (2002).

G. Chen, Z. Cao, J. Gu, Q. Shen, "Oscillating wave sensors based on ultrahigh-order
modes in symmetric metal-clad optical waveguides," Appl. Phys. Lett. 89, (2006) Art. No.081120.

H. Lu, Z. Cao, H. Li, Q. Shen, "Study of ultrahigh-order modes in a symmetrical
metal-cladding optical waveguide," Appl. Phys. Lett. 85, 4579-4581 (2004).

H. Li, Z. Cao, H. Lu, Q. Shen, "Free-space coupling of a light beam into a symmetrical
metal-cladding optical waveguide," Appl. Phys. Lett. 83, 2757-2759 (2003).

G. Chen, Z. Cao, J. Gu, Q. Shen, "Oscillating wave sensors based on ultrahigh-order
modes in symmetric metal-clad optical waveguides," Appl. Phys. Lett. 89, (2006) Art. No.081120.

M. Ciumac, Mihalache, "Properties of bragg reflectors composed of isotropic
dielectric layers calded with birefringent media," IEEE J. Quantum Elctron. 32, 513-518 (1996).

J. Ctyroky, M. Cada, "Generalized WKB method for the analysis of light
propagation in inhomogeneous anisotropic optical waveguides," IEEE J. Quantum Electron. QE-17, 1064-1070 (1981).

R. C. Alferness, "Guided-wave divices for optical communication," IEEE J. Quantum Electron. QE-17, 946-959 (1981).

Y. Tong, W. Yizun, "Theoretical study of metal-clad optical waveguide
polarizer," IEEE J. Quantum Electron. 25, 1209-1213 (1989).

L. Nuno, J. V. Balbastre, H. Castane, "Analysis of general lossy inhomogeneous and
anisotropic waveguides by the finite-element method (FEM) using edge
elements," IEEE Trans. Microw. Theory Tech. 45, 446-449 (1997).

L. Tsang, S. L. Chuang, "Improved coupled-mode theory for reciprocal
anisotropic waveguide," J. Lightw. Technol. 6, 304-311 (1988).

A. Knoessen, T. K. Gaylord, M. G. Moharam, "Hybrid guided modes in uniaxial dielectric planar
waveguides," J. Lightw. Technol. LT-6, 1083-1104 (1988).

T. A. Maldonado, T. K. Gaylord, "Hybrid guided modes in biaxial planar waveguides," J. Lightw. Technol. 14, 486-499 (1996).

D. P. Gia Russo, J. H. Harris, "Wave propagation in anisotropic thin film optical
waveguides," J. Opt. Soc. Amer. 63, 138-145 (1973).

D. P. Gia Russo, J. H. Harris, "Wave propagation in anisotropic thin-film optical
waveguids," J. Opt. Soc. Amer. 63, 138-145 (1973).

W. K. Burns, J. Warner, "Mode dispersion in uniaxial optical waveguides," J. Opt. Soc. Amer. 64, 441-446 (1974).

J. N. Polky, G. L. Mitchell, "Metal-clad plannar dielectric waveguide for integrated
optics," J. Opt. Soc. Amer. 64, 274-279 (1974).

M. A. Sletten, S. R. Seshadre, "Thick metal surface-polarition polarizer for planar
optical waveguide," J. Opt. Soc. Amer. 7, 1174-1184 (1990).

W. Liao, X. Chen, Y. Chen, Y. Xia, Y. Chen, "Explicit analysis of anisotropic planar waveguides by
the analytical transfer-matrix method," J. Opt. Soc. Amer. A 21, 2196-2204 (2004).

P. A. Koukoutsaki, I. G. Tigelis, A. B. Manenkov, "Guided-mode analysis by the Lanczos--Fourier expansion," J. Opt. Soc. Amer. A 19, 2293-2300 (2002).

Y. S. Xu, "A study of waveguides filled with anisotropic
metamaterials," Microw. Opt. Technol. Lett. 41, 426-431 (2004).

G. Tartarini, P. Bassi, S. F. Chen, M. P. De Micheli, D. B. Ostrowsky, "Calculation of hybrid modes in uniaxial planar optical
waveguides: Application to proton exchanged lithium niobate
waveguides," Opt. Commun. 101, 424-431 (1993).

S. S. Xian, "Accurate perturbation analysis of metal-clad and
absorptive multilayer dielectric waveguides in near cutoff," Opt. Commun. 135, 241-246 (1997).

I. M. White, J. D. Suter, H. Oveys, X. Fan, T. L. Smith, J. Zhang, B. J. Koch, M. A. Haase, H. P. Weber, "Universal coupling between metal-clad waveguides and
optical ring resonators," Opt. Express 15, 646-651 (2007).

D. Kumar, V. K. Sharma, K. N. Tripathi, "Theoretical study of polymeric metal clad optical
waveguide polarizer," Opt. Laser Technol. 37, 397-401 (2005).

H. P. Uranus, H. J. W. Hoekstra, E. Vangroesen, "Finite difference scheme for planar waveguides with
arbitrary index profiles and its implementation for anisotropic
waveguides with a diagonal permittivity tensor," Opt. Quantum Electron. 35, 407-427 (2003).

S. Gaal, "Surface integral method to determine guided modes in
uniaxially anisotropic embedded waveguides," Opt. Quantum Electron. 31, 763-780 (1999).

R. Pregla, "Modeling of planar waveguides with anisotropic layers
of variable thickness by the method of lines," Opt. Quantum Electron. 35, 533-544 (2003).

H. P. Uranus, H. J. W. M. Hoekstra, E. van Groesen, "Finite difference scheme for planar waveguides with
arbitrary index profiles and its implementation for anisotropic
waveguides with a diagonal permittivity tensor," Opt. Quantum Electron. 35, 407-427 (2003).

M. Zourob, S. Mohr, B. J. T. Brown, P. R. Fielden, M. McDonnell, N. J. Goddard, "The development of a metal clad leaky waveguide sensor
for the detection of particles," Sensors Actuators B 90, 296-307 (2003).

R. W. Boyd, Nonlinear Optics (Acamedic Press, 1992) pp. 186-187.