Title :
Physical mechanism for apparent superluminality in barrier tunneling
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Michigan Univ., Ann Arbor, MI, USA
Abstract :
Summary form only given. The apparent superluminal tunneling of wavepackets through photonic bandgaps and other barriers is shown to be a quasi-static process in which the envelope of the input pulse modulates the amplitude of a standing wave.
Keywords :
electromagnetic wave reflection; electromagnetic wave transmission; photonic band gap; tunnelling; Hartman effect; amplitude modulation; apparent superluminality; barrier tunneling; evanescent waves; photonic bandgaps; physical mechanism; quasistatic process; reflected field; transmitted field; Amplitude modulation; Delay effects; Electromagnetic waveguides; Optical modulation; Optical pulses; Photonic band gap; Propagation delay; Pulse modulation; Pulse width modulation; Tunneling;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238281
