Black Hole Formation and Classicalization in
... energetic particles results into a black hole formation. This acceptance is based √ on the following argument: according to classical gravity any source of √center of mass energy s when localized within its gravitational (Schwarzschild) radius R = sL2P must form a black hole. This argument is insens ...
... energetic particles results into a black hole formation. This acceptance is based √ on the following argument: according to classical gravity any source of √center of mass energy s when localized within its gravitational (Schwarzschild) radius R = sL2P must form a black hole. This argument is insens ...
Discrete Approaches to Quantum Gravity in Four Dimensions
... of quantum gravity in four dimensions via an intermediate discretization. I will only discuss models with some concrete implementation of the dynamics of Einstein’s theory, Lagrangian or Hamiltonian. One way of tackling the quantization problem non-perturbatively is to use discrete methods, in analo ...
... of quantum gravity in four dimensions via an intermediate discretization. I will only discuss models with some concrete implementation of the dynamics of Einstein’s theory, Lagrangian or Hamiltonian. One way of tackling the quantization problem non-perturbatively is to use discrete methods, in analo ...
PDF only - at www.arxiv.org.
... shown to have potential applications in quantum information processing and classical communications. Quantum logic operations can be performed using the quantum Zeno effect produced by strong two-photon absorption [1, 2], while the resolution of images can be enhanced using two-photon absorption in ...
... shown to have potential applications in quantum information processing and classical communications. Quantum logic operations can be performed using the quantum Zeno effect produced by strong two-photon absorption [1, 2], while the resolution of images can be enhanced using two-photon absorption in ...
DECOHERENCE AND DYNAMICAL DECOUPLING IN SOLID-STATE SPIN QUBITS Wayne Martin Witzel
... HF interaction Hamiltonian between the electron and nucleus n. HF coupling constant between the electron and nucleus n. Evolution operator given an qubit spin initially up, +, or down −. Free evolution for a time t with the qubit up, +, or down, −. Default time between pulses, Û0± ≡ Û0± (τ ). ...
... HF interaction Hamiltonian between the electron and nucleus n. HF coupling constant between the electron and nucleus n. Evolution operator given an qubit spin initially up, +, or down −. Free evolution for a time t with the qubit up, +, or down, −. Default time between pulses, Û0± ≡ Û0± (τ ). ...
B 0
... that rivals astrophysical or atomic-physics bounds can only be attained if spectral resolution of 1 mHz is achieved. Not feasible at present in anti-H factories ...
... that rivals astrophysical or atomic-physics bounds can only be attained if spectral resolution of 1 mHz is achieved. Not feasible at present in anti-H factories ...
Elements of the wave-particle duality of light
... a screen. We can reduce the intensity of the beam in such a way that according to a standard concept of quantum mechanics there will be only one quantum of light (photon) present in the apparatus at any given time. If we now place a detector behind each slit, we will see that they do not respond sim ...
... a screen. We can reduce the intensity of the beam in such a way that according to a standard concept of quantum mechanics there will be only one quantum of light (photon) present in the apparatus at any given time. If we now place a detector behind each slit, we will see that they do not respond sim ...
Document
... Example Problem : Block and spring A 2.5 kg box is held released from rest 1.5 m above the ground and slides down a frictionless ramp. It slides across a floor that is frictionless, except for a small section 0.5 m wide that has a coefficient of kinetic friction of 0.2. At the left end, is a spring ...
... Example Problem : Block and spring A 2.5 kg box is held released from rest 1.5 m above the ground and slides down a frictionless ramp. It slides across a floor that is frictionless, except for a small section 0.5 m wide that has a coefficient of kinetic friction of 0.2. At the left end, is a spring ...
Interconnection Networks for Scalable Quantum Computers
... two-input computation entails movement of 10s or 100s of qubits. Second, it is not uncommon for quantum algorithms to require all-to-all communication during some portion of their execution. For example, the Quantum Fourier Transform (QFT) [21], a component of Shor’s factorization algorithm [25], re ...
... two-input computation entails movement of 10s or 100s of qubits. Second, it is not uncommon for quantum algorithms to require all-to-all communication during some portion of their execution. For example, the Quantum Fourier Transform (QFT) [21], a component of Shor’s factorization algorithm [25], re ...
Daniel Adam Roberts - School of Natural Sciences
... Neumann entropy and related quantities will play a central role in what follows. However, for the purpose of the first part of the introduction, the differences between quantum and classical information are not important. ...
... Neumann entropy and related quantities will play a central role in what follows. However, for the purpose of the first part of the introduction, the differences between quantum and classical information are not important. ...
Ground-state properties of deformed proton emitters in the relativistic
... Models based on the relativistic mean-field approximation provide a microscopically consistent, and yet simple and economical description of the nuclear many-body problem. By adjusting just a few model parameters: coupling constants and effective masses, to global properties of simple, spherical and ...
... Models based on the relativistic mean-field approximation provide a microscopically consistent, and yet simple and economical description of the nuclear many-body problem. By adjusting just a few model parameters: coupling constants and effective masses, to global properties of simple, spherical and ...
An experimental implementation of oblivious transfer in the noisy
... quantum channel are operating within their design parameters since this is what the one-way error correction code has been optimized for. If Bob is dishonest, then we do not have to worry about him being able to decode, the goal of the protocol is to ensure that honest Bob can learn his desired stri ...
... quantum channel are operating within their design parameters since this is what the one-way error correction code has been optimized for. If Bob is dishonest, then we do not have to worry about him being able to decode, the goal of the protocol is to ensure that honest Bob can learn his desired stri ...
Diamagnetism and flux creep in bilayer exciton superfluids P. R. Eastham,
... critical-state model, this is achieved by coherent tunneling via phase-polarized domains. The width of this tunneling region is determined by the size of the domain Ld and the coherent tunneling current that each could support Id . We see that a stronger field gives a higher diamagnetic current and ...
... critical-state model, this is achieved by coherent tunneling via phase-polarized domains. The width of this tunneling region is determined by the size of the domain Ld and the coherent tunneling current that each could support Id . We see that a stronger field gives a higher diamagnetic current and ...
... molecules can be slowed down using carefully tuned electromagnetic fields and eventually even be trapped. Once molecules can be precisely controled, it becomes possible to perform experiments on them which, combined with detailed theoretical models, can give insight into their dynamics on a fundamen ...
The Computational Complexity of Linear Optics
... causing any collapse of complexity classes or other disastrous theoretical consequences. Also, of course, there are subexponential-time factoring algorithms (such as the number field sieve), and few would express confidence that they cannot be further improved. And thus, ever since Bernstein and Vaz ...
... causing any collapse of complexity classes or other disastrous theoretical consequences. Also, of course, there are subexponential-time factoring algorithms (such as the number field sieve), and few would express confidence that they cannot be further improved. And thus, ever since Bernstein and Vaz ...
Superconducting Qubits and the Physics of Josephson Junctions
... L. The small net negative inductance near δb = π turns positive away from this value because of the 1/ cos δ nonlinearity, so that the final potential shape is quartic, as shown in Fig. 2(b). An advantage of the flux qubit is a large net nonlinearity, so that ω10 can differ from ω21 by over 100 %. T ...
... L. The small net negative inductance near δb = π turns positive away from this value because of the 1/ cos δ nonlinearity, so that the final potential shape is quartic, as shown in Fig. 2(b). An advantage of the flux qubit is a large net nonlinearity, so that ω10 can differ from ω21 by over 100 %. T ...
Quantum simulations with cold trapped ions
... and references therein). Today, by using trapped ions as frequency standards unsurpassed accuracy and precision have been reached (e.g. Rosenband et al (2008) and references therein), and in addition, trapped ions are used for a wide range of investigations into fundamental questions of physics, for ...
... and references therein). Today, by using trapped ions as frequency standards unsurpassed accuracy and precision have been reached (e.g. Rosenband et al (2008) and references therein), and in addition, trapped ions are used for a wide range of investigations into fundamental questions of physics, for ...