Recent content by bulx

Thanks, all. The explanation by @vanhees71 in post #11 was extremely helpful and cleared me up on the "Particle ID" concept. That was necessary for my follow-up question, below. Let's adopt @PeterDonis 's phrasing, though it doesn't have to be photons, and for the sake of argument take @Hill...

Apologies @PeterDonis for my confusing (layman’s!) initial language. Thanks @Nugatory for setting me straight and @Hill for the insightful preparation response. I am indeed curious about all this in the context of gates / logic / computing. This answers my (intended) question, that such an...

I cannot find a clear answer on the following beginner’s question on some QM fundamentals: Suppose we have two particles, A and B. Let’s say we generated these as (or otherwise entangled them as) an entangled pair with opposite/orthogonal states. Perhaps horizontally and vertically polarized...