78 citations · 233 across the 20 of their papers we have counts for
Showing 2008Show all
2 papers · 1 filter
physics.class-ph2008★ 17 cited
Observation of negative impulse velocity in free space
Neil V. Budko
Since the 1983 definition of the speed of light in vacuum as a fundamental constant with the exact value of 299792458 m/s the question remains as to what apart from the wavefront t…
physics.optics2008
Negative refraction by a virtual photonic lattice
Neil V. Budko, Shreyas B. Raghunathan
Research on photonics and metamaterials constantly challenges our intuitive understanding of the behaviour of light. In recent years we have seen negative refraction, focusing of l…