TY - CONF AU - Grossman, Erich AU - Dietlein, Charles AU - Luukanen, A. C2 - ESA Workshop on Millimetre-wave Technology and Applications, Espoo, FI DA - 2006-02-15 LA - en M1 - WPP-258 PB - ESA Workshop on Millimetre-wave Technology and Applications, Espoo, FI PY - 2006 TI - Terahertz circular variable filters UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32224 ER -