%0 Conference Paper %K Thin films %K Ferroelectric materials %K Computer simulation %K Permittivity %K Electric field effects %K Barium compounds %K Magnesia %K Barium strontium titanate %K Ferroelectric thin film %K Ferroelectric tunable microstrip Lange coupler %K K-band %K Waveguide couplers %A G Subramanyam %A F.A Miranda %A R.R Romanofksy %A F.W Van Keuls %A C.L Canedy %A S Aggarwal %A T Venkatesan %A Ramamoorthy Ramesh %B IEEE MTT-S International Microwave Symposium Digest %D 2000 %G eng %P 1363-1366 %S IEEE MTT-S International Microwave Symposium Digest %T Ferroelectric tunable microstrip Lange coupler for K-band applications %V 3