Recent content by lmerriam

  1. L

    Are there 'complex' numbers in classical mechanics?

    Wondering if it is only the formulae of quantum mechanics that routinely include complex numbers (a real component plus an imaginary one, e.g. i (the square root of -1)). If so, doesn't this immediately suggest (or even demand) that the (un)reality of the quantum realm is fundamentally unlike...
  2. L

    Is the Delayed Choice Experiment Justified?

    Ouch! And thanks for correcting me. I should have said photons which, unlike electrons, are mass-less. In this case, there would be no delay at all, and the original argument survives ... no?
  3. L

    Is the Delayed Choice Experiment Justified?

    Hello, I'm uncomfortable with the usual description of this experiment and wonder if this is justified. In a nutshell, when (in the usual double-slit setup) detectors are placed between the barrier and the final screen -- such that an electron, say, has already passed the two-slits -- an...
  4. L

    Examples of quantum mechanical involvement in biological systems

    Hello, Can anyone can point me to any well established examples of quantum mechanical involvement in biological systems besides photosynthesis, e.g. http://www.lbl.gov/Science-Articles/Archive/PBD-quantum-secrets.html" ? I've only seen some other (speculative) involving quantum "spin" and...
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