It works like this: a compact laser in the QuEST Lab produces photons in modulated pulses. According to the laws of quantum physics, the state, position and arrival of each of those photos are not known until the instant they are viewed or detected, when they suddenly "collapse" from their ghostly, unseen existence into a single, knowable state.
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In the case of the lottery draw machine, this equilibrium is lost as soon as the uniform rotation gradually slows down and the chamber goes into reverse. Then the balls with the winning numbers roll onto a rail inside the chamber and are finally ejected. In order to record such processes precisely and without gaps, the power functional theory is needed: it translates the luck of the winners into the language of physics.
The quantum lottery was set up by Jaspal Jutla, an undergraduate in physics at the University of Southampton, as part of her degree dissertation. Rather than 49 numbered balls, Jutla employs the radioactive element caesium-137, which decays into stable barium-137 with a half-life of 30.17 years. The decay of caesium atoms is governed bythe laws of quantum mechanics, and these laws dictate that the processes involved are inherently random. Jutla has built a device which counts the number of atoms decaying in a given period of time and it's these counts that, on the 2nd of May, will produce the winning string of digits.
But even if you don't win, Jaspal has a consolation for you: "In the many worlds interpretation of quantum mechanics, it is postulated that when a measurement is made the universe splits into many copies so that all possible outcomes occur in one part of this multi-verse. Since a quantum process determines my lottery numbers, every possible number would win, meaning that all of you whoplayed would be winners in one world!!"
A true random number is a number generated by a process, whose outcome is unpredictable and which cannot be subsequently reliably reproduced. The only way to produce true randomness is by understanding and validating the physical process by which that randomness was produced. In other words, randomness can only be based on physical phenomena. Since quantum physics is intrinsically random, it is logical to use it as a source of true randomness.
We thus use the same mathematical formalism as that of quantum mechanics, but do not claim that neurological processes are quantum in nature. For clarity, let us give a parallel example. Newton (1642-1726/7) was interested in planetary motion and developed calculus to establish the laws of movement and gravitation. That does not mean that there is anything fundamentally planetary to calculus. This formalism very generally allows the study of change. In the case of planetary motion, calculus describes the change of position and speed along physical trajectories in space and time. Meanwhile, calculus has been used in every scientific domain concerned with change. In the same way, the mathematical framework of Hilbert spaces is known in physics for its application to quantum mechanics, but it can be said to generally apply to the study of uncertainty, and this is what motivates us to make use of it for decision making processes.
If such a clustering of strategies could be identified, it would potentially provide a meaningful and reliable criterion for the characterization and aggregation of individual data and help set the limits of the predictability of individuals. That is, individuals could be partly characterized in terms of being more or less predictable (at least in a certain context and at a certain time), and the inability of a model to predict individual decisions precisely may not be interpreted as a failure of the model. The quarter law, based on the no prior information hypothesis, could be expected to hold in terms of the standard error of the mean when a sample includes subjects showing all types of strategies. Again, this article offers a practical guide on how to analyze binary lottery data in the domain of gains using QDT, but does not address the problem of identifying such generic strategies. This is the focus of future research and is beyond the scope of the present article.
Want to enter a lottery where you are bound to win? Here is your chance (no pun intended): A physics student in the UK, Jaspal Kaur Jutla, for her third year project, has devised a quantum lottery in which you pick your numbers on line, and then on May 2, the winner will be determined based on the number of decay counts of cesium 137 in an apparatus she has put together. Now, as Ms. Jutla points out, you are bound to win. Or at least one of your future world-paths will... In the many-worlds interpretation of quantum mechanics, all outcomes of any experiment are realized. Rather than the wave function, a superposition of all possible outcomes, "collapsing" to a single outcome, in the many-worlds interpretation the universe itself branches into all the possible outcomes. This interpretation was proposed in 1957 by Hugh Everett III at Princeton. The physics world thought this inerpretation came along with a bit too much metaphysical baggage to be taken completely seriously. Nevertheless the mathematics are certainly self-consistent, I think. His thesis has been on my shelf since I was a graduate student, and I have always been fascinated by these ideas. Could they not form the basis for a theory with another time dimension, one in which, if you travel, the things that happen (or have happened, or will happen) change? Hmm. Could be useful, no? Personally I have little metaphysical difficulty with the idea of many worlds. We all live in many worlds, all the time, no? If I have no direct knowledge of what's happening outside my direct experience, then I must regard that part of the universe as being in a superposition of many, many possible states. Another nice feature of the many-worlds viewpoint is that it removes the special status of the observer; in this view she or he is a quantum state like any other. Anyway, interestingly, Everett went on to become a defense analyst, later founding a computer consulting firm. He died, far too young, at age 51. (At least, in my world he did.) If he was right, then perhaps he will experience quantum immortality. And so will you...
The inherent randomness of quantum mechanics and entanglement is a useful resource. It allows you to address two issues. It guarantees randomness and it can be arranged to guarantee it is fresh randomness. Both of those are important. For example, in a lottery, we all know that the numbers should be random, but if they existed for a long time, someone could have made a copy of them and then they would know what number is coming next.
For a more in-depth definition and exploration of quantum entanglement, check out Jed Brody's "Quantum Entanglement (The MIT Press Essential Knowledge series)" (Knopf, 2008). Read the fascinating stories about what life was like at the time of quantum entanglement's discovery in Louisa Gilder's "The Age of Entanglement: When Quantum Physics Was Reborn" (Deckle Edge, 2008). Or, take a broader look at quantum physics as a whole in this book, "Quantum Physics for Beginners: From Wave Theory to Quantum Computing. Understanding How Everything Works by a Simplified Explanation of Quantum Physics and Mechanics Principles" by Carl J. Pratt (Independently published, 2021).
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