Zeno dynamics in quantum open systems
... measurement projecting on this subspace[3]. QZE is anticipated to have significant applications in protection of quantum states and creation of subspaces from decoherence provided by a variety of sources, which are urgent for robust quantum information processing[4–8]. There are also experimental st ...
... measurement projecting on this subspace[3]. QZE is anticipated to have significant applications in protection of quantum states and creation of subspaces from decoherence provided by a variety of sources, which are urgent for robust quantum information processing[4–8]. There are also experimental st ...
Two Dimensional Quantum Mechanical Scattering using Perfectly
... Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
... Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
PHYSICS 673 Nonlinear and Quantum Optics
... detuning as ∝ 1/∆, whereas the imaginary part as ∝ 1/∆2 (check this!). Therefore, the off-resonant refraction can be significant while absorption negligible. This explains, for example, why glass, whose optical resonances are in the ultraviolet region, is transparent, yet exhibits high refraction. Pro ...
... detuning as ∝ 1/∆, whereas the imaginary part as ∝ 1/∆2 (check this!). Therefore, the off-resonant refraction can be significant while absorption negligible. This explains, for example, why glass, whose optical resonances are in the ultraviolet region, is transparent, yet exhibits high refraction. Pro ...
Elastica-like waves - ResearchSpace@Auckland
... Resonance is a classical problem of great practical import. This phenomenon is usually associated with oscillations of a point-like mass. For example, the vertical motion of any upper layer may be analysed using the model of a ball. However, some experiments and observations showed that the such a m ...
... Resonance is a classical problem of great practical import. This phenomenon is usually associated with oscillations of a point-like mass. For example, the vertical motion of any upper layer may be analysed using the model of a ball. However, some experiments and observations showed that the such a m ...
- Quantum Optics Group
... a uniform birefringent phase retardation δ and a transverse optical axis pattern with a nonzero topological charge. The pattern is defined by the number q of rotations that the optical axis exhibits in a path circling once around the center of the plate, where a topological defect must be present (q ...
... a uniform birefringent phase retardation δ and a transverse optical axis pattern with a nonzero topological charge. The pattern is defined by the number q of rotations that the optical axis exhibits in a path circling once around the center of the plate, where a topological defect must be present (q ...
The Path Integral Approach to Quantum Mechanics
... Schrödinger and Heisenberg pictures of standard quantum mechanics (as well as the willingness to occasionally and momentarily suspend disbelief). Thus the material could easily be presented at an earlier stage. I covered the material in five 3-“hour” lectures (1 “hour” = 45 minutes) and this time c ...
... Schrödinger and Heisenberg pictures of standard quantum mechanics (as well as the willingness to occasionally and momentarily suspend disbelief). Thus the material could easily be presented at an earlier stage. I covered the material in five 3-“hour” lectures (1 “hour” = 45 minutes) and this time c ...
Spintronics and Quantum Dots for Quantum Computing and
... our quantum computer proposal. There is some relation between the two if there are strong spin-orbit effects, but our intention is that conditions and materials should be chosen such that these effects are weak. Under these circumstances the spin coherence times (the time over which the phase of a s ...
... our quantum computer proposal. There is some relation between the two if there are strong spin-orbit effects, but our intention is that conditions and materials should be chosen such that these effects are weak. Under these circumstances the spin coherence times (the time over which the phase of a s ...
The capacity of the noisy quantum channel
... classically continuous variables such as energy, angular momentum and charge come in discrete units called quanta. This discrete character of quantum-mechanical systems such as photons, atoms, and spins allows them to register ordinary digital information. A leftcircularly polarized photon can encod ...
... classically continuous variables such as energy, angular momentum and charge come in discrete units called quanta. This discrete character of quantum-mechanical systems such as photons, atoms, and spins allows them to register ordinary digital information. A leftcircularly polarized photon can encod ...
week 1
... A particle travels along a straight-line path defined by the coordinate axis s. The position of the particle at any instant, relative to the origin, O, is defined by the position vector r, or the scalar s. Scalar s can be positive or negative. Typical units for r and s are meters (m) or feet (ft). T ...
... A particle travels along a straight-line path defined by the coordinate axis s. The position of the particle at any instant, relative to the origin, O, is defined by the position vector r, or the scalar s. Scalar s can be positive or negative. Typical units for r and s are meters (m) or feet (ft). T ...
Approximate Quantum Error-Correcting Codes and Secret Sharing
... is already an error-correcting code, since it allows one to correct up to n − d erasures. Error-correcting codes need not be secret sharing schemes: a repetition code, for example, provides no secrecy at all. In the quantum world, the connection is much tighter. Cleve et al. [6] observed that any (p ...
... is already an error-correcting code, since it allows one to correct up to n − d erasures. Error-correcting codes need not be secret sharing schemes: a repetition code, for example, provides no secrecy at all. In the quantum world, the connection is much tighter. Cleve et al. [6] observed that any (p ...
Statistical mechanics - University of Guelph Physics
... These three idealizations can be combined into a single one, the (unqualified) reservoir. This is defined to be a system (in thermodynamic equilibrium) that is so large that interactions with other systems never affect its temperature T , its pressure P , nor its chemical potential µ. It is of cours ...
... These three idealizations can be combined into a single one, the (unqualified) reservoir. This is defined to be a system (in thermodynamic equilibrium) that is so large that interactions with other systems never affect its temperature T , its pressure P , nor its chemical potential µ. It is of cours ...
Entangled Simultaneous Measurement and Elementary Particle Representations
... the desired system expectation values. The theory of entangled simultaneous quantum measurement was extended to non-relativistic spin by coupling to spin-1/2 meters by Levine and Tucci [12]. In this case measurements project the system to Bloch states corresponding to the measured spin components. ...
... the desired system expectation values. The theory of entangled simultaneous quantum measurement was extended to non-relativistic spin by coupling to spin-1/2 meters by Levine and Tucci [12]. In this case measurements project the system to Bloch states corresponding to the measured spin components. ...
CHAPTER 14: Elementary Particles
... Two classes of hadrons: mesons and baryons. Mesons are particles with integral spin having masses greater than that of the muon (106 MeV/c2). (Mesons are made up of pairs of quarks—a quark and an anti-quark.) They’re unstable and rare. Baryons have masses at least as large as the proton and have hal ...
... Two classes of hadrons: mesons and baryons. Mesons are particles with integral spin having masses greater than that of the muon (106 MeV/c2). (Mesons are made up of pairs of quarks—a quark and an anti-quark.) They’re unstable and rare. Baryons have masses at least as large as the proton and have hal ...
RSC ChemComm Template (PC) - Royal Society of Chemistry
... corrected). Both fluorescence quantum yields are on the order of 1.5 0.1 10-4. The blue fluorescence, which corresponds to that of C60, with a quantum yield of 1.4 10-4 is strongly quenched relative to a value of 6.0 10-4 measured in a C60 reference (4). The fluorescence lifetime is also red ...
... corrected). Both fluorescence quantum yields are on the order of 1.5 0.1 10-4. The blue fluorescence, which corresponds to that of C60, with a quantum yield of 1.4 10-4 is strongly quenched relative to a value of 6.0 10-4 measured in a C60 reference (4). The fluorescence lifetime is also red ...
Efficient generation of a maximally entangled state by
... the ancilla qubit is prepared in an appropriate spin state before being injected into the setup. Under these assumptions, it has been shown that entanglement between A and B can be generated in a probabilistic fashion by a simple post-selection of the spin state of the scattered ancilla [13]–[15]. S ...
... the ancilla qubit is prepared in an appropriate spin state before being injected into the setup. Under these assumptions, it has been shown that entanglement between A and B can be generated in a probabilistic fashion by a simple post-selection of the spin state of the scattered ancilla [13]–[15]. S ...
Quantum path-integral study of the phase diagram and isotope
... natural neon for temperatures in the range 17-50 K and pressures between 10−2 and 2 × 103 bar by calculation of the phase coexistence between solid, liquid, and gas phases. Moreover the VPIE of solid and liquid phases at triple-point conditions and the TPIE of 20 Ne and 22 Ne are also calculated and ...
... natural neon for temperatures in the range 17-50 K and pressures between 10−2 and 2 × 103 bar by calculation of the phase coexistence between solid, liquid, and gas phases. Moreover the VPIE of solid and liquid phases at triple-point conditions and the TPIE of 20 Ne and 22 Ne are also calculated and ...
Chapter 14
... Transverse waves The two disturbances shown in Figure 14-5a are called wave pulses. A wave pulse is a single bump or disturbance that travels through a medium. If the wave moves up and down at the same rate, a periodic wave is generated. Notice in Figure 14-5a that the rope is disturbed in the verti ...
... Transverse waves The two disturbances shown in Figure 14-5a are called wave pulses. A wave pulse is a single bump or disturbance that travels through a medium. If the wave moves up and down at the same rate, a periodic wave is generated. Notice in Figure 14-5a that the rope is disturbed in the verti ...