[General] Can a single indivisible photon interfere?
Francois Henault
francois.henault at univ-grenoble-alpes.fr
Tue Sep 26 11:59:55 PDT 2017
Dear Andrew,
Yes, I borrowed the term "different" from Dirac's original sentence, but
I fully agree with you
Best Regards,
Francois
Le 26/09/2017 à 17:26, Andrew Meulenberg a écrit :
> Dear Francois,
>
> I liked the inversion of Dirac's statement in your abstract of an
> earlier paper (below).
>
> "Simple alternative model of the dual nature of light and its Gedanken
> experiment" F. Henault
> <https://arxiv.org/find/quant-ph/1/au:+Henault_F/0/1/0/all/0/1>
>
> In this paper is presented a simple alternative model of the dual
> nature of light, based on the deliberate inversion of the original
> statement from P. A. M. Dirac: "Each photon interferes only with
> itself. *Interference between different photons never occurs."
> *
>
> While it makes what I feel is a needed refinement of Chandra/s
> Non-Interference of Waves position, it perhaps still misses something
> that Dirac might not have been aware of - the existence of identical
> photons. Your use of "different" _could_ preclude "identical";
> however, the language is ambiguous and it could also include separate,
> but identical, photons.
>
> I would contend that identical photons (and perhaps the
> recently-produced, single-wavelength, photons) could interact with one
> another.
>
> Best regards,
>
> Andrew M
> _ _ _
>
> On Tue, Sep 26, 2017 at 5:05 AM, François henault
> <francois.henault at univ-grenoble-alpes.fr
> <mailto:francois.henault at univ-grenoble-alpes.fr>> wrote:
>
> Dear Chandra,
> About interferometric experiments, perhaps you could have a look
> to my paper "Quantum physics and the beam splitter mystery"
> presented in your SPIE conference "The Nature of Light" 2015:
>
> https://arxiv.org/abs/1509.00393 <https://arxiv.org/abs/1509.00393>
>
>
> Best Regards,
> Francois
>
>
> Le 25/09/2017 à 23:56, Roychoudhuri, Chandra a écrit :
>>
>> Hello Everybody: Here is a potentially new “thread” for debate
>> for our community.
>>
>> “Can a single indivisible photon interfere?”
>>
>> My answer is a strong “No”.
>>
>> I just presented this paper at the OSA Annual meeting last week,
>> held at Washington, DC. It was well accepted by many.
>>
>> It is only an 11-slide presentation. However, it experimentally
>> demonstrates that, for Superposition Effect to emerge, we must
>> have the simultaneous presence of two physical signals carrying
>> two physically different phase information incident on the
>> opposite sides of the beam-combiner of a two-beam Mach-Zehnder
>> interferometer. The superposition effect emerges as purely a
>> classical effect facilitated by the dielectric boundary of the
>> beam combiner (classical light-matter interaction; no QM). The
>> energies in the two superposed beams can have any value, no lower
>> limit like “h-nu”. Thus, single photon interference is causally
>> and physically an untenable logic, in my view point.
>>
>> The experiment also underscores that the postulate of the
>> “Wave-particle duality”, is completely unnecessary for EM waves.
>> In fact, the Copenhagen Interpretation becomes more logical and
>> causal without this postulate. The QM formulation is essentially
>> correct. We do not need to degrade it by imposing non-causal
>> postulates.
>>
>> In the past, I have also proposed an experiment to validate that
>> for “particle interference”, we also need pairs of out-of-phase
>> particles to nullify the stimulation of the detector molecule to
>> generate “dark fringes”.
>>
>> Chandra.
>>
>>
>>
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> François Hénault
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__________________________________
François Hénault
Ingénieur de Recherche
Institut de Planétologie et d’Astrophysique de Grenoble (IPAG)
UMR CNRS 5274
Bâtiment OSUG-A, Porte 65
414, Rue de la Piscine
Université Grenoble-Alpes - B.P.53
F-38041 Grenoble Cedex 9
Tel: +33 (0)4 76 63 57 78
__________________________________
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