Photonic Definition and 56 Threads

  1. D

    Photonic Crystals: Basics & Beyond for Solid State Physics

    Hi, I would like good information about photonic crystals. Does anyone know where to find this? I would like the text to begin at the basic concepts. The only Solid stat physics book i have is "Introduction to solid state physics" 7th Edition by Kittel and it doesn´t say much about this...
  2. P

    Create Photonic Force with Flashlight?

    while I am most likely completely wrong I've got an idea... while we all know force is... F = dp/dt and the momentum of a photon is p = hf/c then wouldn't you create an acceleration if u had a flashlight that changed frequence(color) extremely quickly, yes i know the momentum would be so...
  3. A

    A photonic clock - absolute time

    Having been reading a little about the concept of absolute time and how Einstiens theories ruled it out but at the same time established light as invariant to all observers as absolute. If we built a clock that ticked at a rate determined by a beam of light would not that tick rate be an...
  4. M

    The photonic theory of everything.

    The photonic theory of everything. Vern I have as promised made an intensive visit to your web-site. What troubles me most is the lack of explanations for macro phenomenon as attributed to EM radiation. This is as follows : (1) By observation we know that EM radiation decreases in...
  5. A

    Guiding Wave Through Diffraction in Photonic Crystal Fiber

    Hi, Can someone tell me how a wave is guided (in a fiber for instance) thinking in term of diffraction (or scattering) and not in term of successive reflections. And my second question is : would it be possible to "extrude" a plan diffractive element in a fiber to guide wave and have the...
  6. A

    What Is the Connection Between Photons and Gravity?

    The most abundant form of free energy is the photon. The energy of a photon can range from virtually nothing up to about a Joule (see Planck). It provides us with heat - infra-red, light, even fast food - microwave. The photon's half-life is somewhere in the region of 6.5 billion years...
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