Re: About wireless energy transfer

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: westland <westland@xxxxxx>

A couple of wikipedia articles at
http://en.wikipedia.org/wiki/Evanescent_wave_coupling
and
http://en.wikipedia.org/wiki/Evanescent_wave

Tesla list wrote:
> Original poster: Ed Phillips <evp@xxxxxxxxxxx>
>
> Original poster: "Antonio Carlos M. de Queiroz" <acmdq@xxxxxxxxxx>
>
> There is a note in the Scientific American magazine about recent 
> research on wireless energy transfer:
> http://www.sciam.com/article.cfm?chanID=sa004&articleID=E87D47E5-E7F2-99DF-3AE75A880501B215 
>
> With a link to a paper:
> http://arxiv.org/abs/physics/0611063
>
> Antonio Carlos M. de Queiroz"
>
>    Did you find anything in that paper which was new other than the 
> fancy simulations and graphics and obscure terminology?  I read it 
> when it first came out and seems to me those guys think they're the 
> first ones to discover that two resonant circuits tuned to the same 
> frequency will couple energy and that the higher the Q the better the coupling?
> They don't seem to claim anything unreasonable in the way of 
> efficiency.  Although they mention a Tesla patent (Wardenclyffe 
> transmitter with no receiver mentioned)  I don't think they are at 
> all aware of his World Power System patents or what he was doing at 
> Colorado Springs over 100 years ago.  His big "primary around the 
> room" with tuned coils inside it pretty well represents their 
> proposed laptop computer charging setup.
>
>    I'd be interested in your comments as the paper annoyed me and I 
> was surprised it got published.
>
> Ed


--
____________________________________________________

J. Christopher Westland, PhD CPA
Professor, ISMT, University of Science & Technology, HK Clearwater 
Bay,Kowloon, Hong Kong
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