Superconducting bandpass delta-sigma modulatorJ.F. BulzacchelliH.-S. Leeet al.1999Supercond Sci Technol
Optoelectronic clocking system for testing RSFQ circuits up to 20 GHzJohn F. BulzacchelliHae-Seung Leeet al.1997IEEE TAS
Picosecond Optoelectronic Study of Superconducting Microstrip Transmission LinesJohn F. BulzacchelliHae-Seung Leeet al.1995IEEE TAS