Bandpass interference filters for very far infrared astronomy

Microwave filters, impedance-matching networks, and coupling structures

R.W. Wyndrum · Proceedings of the IEEE · 1965 · 1.8K citations

Engineering, Electrical Engineering, Physics +14

Far-infrared properties of metallic mesh and its complementary structure

R. Ulrich · Infrared Physics · 1967 · 669 citations

Natural Sciences, Materials Engineering, Materials Science +11

Interference Filters for the Far Infrared

Reinhard Ulrich · Applied Optics · 1968 · 159 citations

Natural Sciences, Electrical Engineering, Physics +9

Effective low-pass filters for far infrared frequencies

R. Ulrich · Infrared Physics · 1967 · 99 citations

Natural Sciences, Electrical Engineering, Optical Materials +12

Resonant-Grid Quasi-Optical Diplexers

J. A. Arnaud, F. A. Pelow · Bell System Technical Journal · 1975 · 85 citations

Engineering, Electrical Engineering, Physics +9