It’s a matter of simple proportions. A one nanometer nanoparticle that bends a infrared light wave whose wavelength is 1 mm into a spherical soliton would pack the optical energy of that infrared wave into that small soliton at an amplification of 1,000,000 times.
On Sat, Nov 9, 2013 at 1:30 PM, <[email protected]> wrote: > Harry, > > A reasonable analogy. > Surprising that such energy/momentum foci occur in such fields. > It would be interesting to know if materials can be engineered to create > them near, or between, surfaces. > > -- Lou Pagnucco > > H Veeder wrote: > > Like a twig whipping around an eddy in a stream? > > > > Harry > > > > > > On Fri, Nov 8, 2013 at 6:49 PM, <[email protected]> wrote: > > > >> Surprising, but a monochromatic field can impart momentum "superkicks" > >> to > >> charged particles much greater than the momentum of a field photon. > >> > >> "Superkicks near optical vortices" > >> http://iopscience.iop.org/2040-8986/labtalk-article/55223 > >> > >> "Superweak momentum transfer near optical vortices" > >> > >> > http://iopscience.iop.org/2040-8986/15/12/125701/pdf/2040-8986_15_12_125701.pdf > >> > >> "Optical currents" > >> http://www.phy.bris.ac.uk/people/berry_mv/the_papers/Berry414.pdf > >> > >> Low mass particles, e.g. electrons, positrons, may acquire significant > >> energy when present in an "optical vortex." > >> > >> When the field is wide-band, my guess is that the effect is even > >> greater. > >> > >> -- Lou Pagnucco > >> > >> > >> > > > > >
