Chapter 6 Particle Spin and the Stern
... experiment that illustrates the fact that the electron possesses intrinsic angular momentum, i.e. spin. It is actually the case that the original experiment had nothing to do with the discovery that the electron possessed spin: the first proposal concerning the spin of the electron, made in 1925 by ...
... experiment that illustrates the fact that the electron possesses intrinsic angular momentum, i.e. spin. It is actually the case that the original experiment had nothing to do with the discovery that the electron possessed spin: the first proposal concerning the spin of the electron, made in 1925 by ...
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... i.e., initially Alice’s Hilbert space HA contains spins 1 and 2, and Bob owns only spin 3. Alice then encodes some information on spin 2 共eventually entangling it with spin 1兲, and sends it to Bob. There will be a time interval in which none of them can access spin 2, and this situation corresponds ...
... i.e., initially Alice’s Hilbert space HA contains spins 1 and 2, and Bob owns only spin 3. Alice then encodes some information on spin 2 共eventually entangling it with spin 1兲, and sends it to Bob. There will be a time interval in which none of them can access spin 2, and this situation corresponds ...
An introduction to rigorous formulations of quantum field theory
... For a moment, strip the physical theory of its interpretation. What remains is the abstract mathematical arena in which one performs calculations. The theory of general relativity becomes geometry on a Lorentzian manifold; quantum theory becomes the analysis of Hilbert spaces and self-adjoint operat ...
... For a moment, strip the physical theory of its interpretation. What remains is the abstract mathematical arena in which one performs calculations. The theory of general relativity becomes geometry on a Lorentzian manifold; quantum theory becomes the analysis of Hilbert spaces and self-adjoint operat ...
In Search of Quantum Reality
... 6.1.3 Explaining the Double-Slit Experiment with Amplitudes . 273 6.1.3.1 Phase and Physics . . . . . . . . . . . . . . . . . . 275 Quantum Theory redux . . . . . . . . . . . . . . . . . . . . . . . . . 286 6.2.1 Quantum Mechanics Postulates (using color/hardness world)286 6.2.1.1 Example: back to c ...
... 6.1.3 Explaining the Double-Slit Experiment with Amplitudes . 273 6.1.3.1 Phase and Physics . . . . . . . . . . . . . . . . . . 275 Quantum Theory redux . . . . . . . . . . . . . . . . . . . . . . . . . 286 6.2.1 Quantum Mechanics Postulates (using color/hardness world)286 6.2.1.1 Example: back to c ...
Everything You Always Wanted to Know About Structural Realism
... ‘isomorphism’. The cardinality of a structure S is, by definition, the cardinality of its domain U. It is important to notice that structures thus defined have no ‘material’ component. The individuals in the domain of a structure are featureless dummies that have no property other than, perhaps, th ...
... ‘isomorphism’. The cardinality of a structure S is, by definition, the cardinality of its domain U. It is important to notice that structures thus defined have no ‘material’ component. The individuals in the domain of a structure are featureless dummies that have no property other than, perhaps, th ...
Take a Ride on a Time Machine* - Philsci
... requirement that there is some compact spacetime region K Ì D+(Σ), which we will call the time machine region, such that as a result of the happenings in K, CTCs evolve. So, at a minimum, we want the chronology violating region V to satisfy V Ì J+(K) (see Fig. 2). This is very sketchy, but even with ...
... requirement that there is some compact spacetime region K Ì D+(Σ), which we will call the time machine region, such that as a result of the happenings in K, CTCs evolve. So, at a minimum, we want the chronology violating region V to satisfy V Ì J+(K) (see Fig. 2). This is very sketchy, but even with ...
Entanglement-seeded, dual, optical parametric amplification
... and for = we obtain the N = 4 N00N state 共兩4 , 0典 + 兩0 , 4典兲 / 冑2. As discussed earlier, if this state is used to measure a path-length difference in a Mach-Zehnder interferometer, it achieves a doubling in sensitivity compared to the standard shot-noise limit. Regarding use as a source for quan ...
... and for = we obtain the N = 4 N00N state 共兩4 , 0典 + 兩0 , 4典兲 / 冑2. As discussed earlier, if this state is used to measure a path-length difference in a Mach-Zehnder interferometer, it achieves a doubling in sensitivity compared to the standard shot-noise limit. Regarding use as a source for quan ...
Lecture Notes for the 2014 HEP Summer School for Experimental
... believing that QFT will not work at energies above the Planck scale, at which gravity becomes important. Aside from particle physics, QFT is also widely used in the description of condensed matter systems, and there has been a fruitful interplay between the fields of condensed matter and high energy ...
... believing that QFT will not work at energies above the Planck scale, at which gravity becomes important. Aside from particle physics, QFT is also widely used in the description of condensed matter systems, and there has been a fruitful interplay between the fields of condensed matter and high energy ...
On Fractional Schrödinger Equation and Its Application
... [7] R. Herrmann, Properties of fractional derivative Schrödinger type wave equation and a new interpretation of the charmonium spectrum. arXiv:math-ph/05100099 (2006). [8] R. Herrmann, The fractional symmetric rigid rotor. J. Phys. ...
... [7] R. Herrmann, Properties of fractional derivative Schrödinger type wave equation and a new interpretation of the charmonium spectrum. arXiv:math-ph/05100099 (2006). [8] R. Herrmann, The fractional symmetric rigid rotor. J. Phys. ...
Quantum correlations and measurements
... Two approaches to distinguish between classical correlations and quantum correlations have been formulated in the 1960s. These are the seminal works by Bell [6] and by Kochen and Specker [7]. Both address hidden variable models which are a key element of the socalled Einstein-Podolsky-Rosen paradox ...
... Two approaches to distinguish between classical correlations and quantum correlations have been formulated in the 1960s. These are the seminal works by Bell [6] and by Kochen and Specker [7]. Both address hidden variable models which are a key element of the socalled Einstein-Podolsky-Rosen paradox ...
Maximizing the entanglement of two mixed qubits
... Let us now analytically determine the form of these MEMS. As our starting point, let us consider the Werner state given by Eq. 共4兲. How can one increase its degree of entanglement without changing its purity, or, alternatively, how can one increase its linear entropy given a certain degree of entang ...
... Let us now analytically determine the form of these MEMS. As our starting point, let us consider the Werner state given by Eq. 共4兲. How can one increase its degree of entanglement without changing its purity, or, alternatively, how can one increase its linear entropy given a certain degree of entang ...
Local unitary transformation, long-range quantum
... reversal and parity symmetries but not the spin rotation symmetry.11 However, it was quickly realized that there are many different chiral spin states that have exactly the same symmetry, so symmetry alone is not enough to characterize different chiral spin states. This means that the chiral spin st ...
... reversal and parity symmetries but not the spin rotation symmetry.11 However, it was quickly realized that there are many different chiral spin states that have exactly the same symmetry, so symmetry alone is not enough to characterize different chiral spin states. This means that the chiral spin st ...
A parallel repetition theorem for entangled projection
... players, and an acceptance criterion V ⊆ A × B × U × V which states, for every possible pair of questions (u, v), which pairs of answers ( a, b) ∈ A × B are valid. The most basic quantity associated to a game is its value: the maximum success probability of two cooperating, but spatially isolated, p ...
... players, and an acceptance criterion V ⊆ A × B × U × V which states, for every possible pair of questions (u, v), which pairs of answers ( a, b) ∈ A × B are valid. The most basic quantity associated to a game is its value: the maximum success probability of two cooperating, but spatially isolated, p ...
3.3 The time-dependent Schrödinger equation
... as long as we always multiply it by a factor exp iEt / If r is a solution of the time-independent Schrödinger equation, with eigenenergy E then r, t r exp iEt / is a solution of both the time-independent and the time-dependent Schrödinger equations making these two ...
... as long as we always multiply it by a factor exp iEt / If r is a solution of the time-independent Schrödinger equation, with eigenenergy E then r, t r exp iEt / is a solution of both the time-independent and the time-dependent Schrödinger equations making these two ...
Experimental Demonstration of Ground State Laser Cooling with
... also showed that the cooling mechanism has a considerable bandwidth and should thus allow us to simultaneously cool several modes of longitudinal ion motion in a linear trap. This is important for implementing quantum logical gates with trapped ions, because the requirement of individual optical add ...
... also showed that the cooling mechanism has a considerable bandwidth and should thus allow us to simultaneously cool several modes of longitudinal ion motion in a linear trap. This is important for implementing quantum logical gates with trapped ions, because the requirement of individual optical add ...