Topological Quantum Computing
... while not requiring each one be returned to its initial position. In 3+1 dimensions, denoting 3 spatial dimensions and a time dimension, the set of all homotopy classes of these world lines as described above has the group structure of Sn , the permutation group on n letters. We can see from the abo ...
... while not requiring each one be returned to its initial position. In 3+1 dimensions, denoting 3 spatial dimensions and a time dimension, the set of all homotopy classes of these world lines as described above has the group structure of Sn , the permutation group on n letters. We can see from the abo ...
Link to PDF - Vienna Center for Quantum Science and Technology
... consisting of two displaced holograms. The first hologram can transfer an incoming mode into superpositions of an LG01 and an LG00 mode, the second one into those of an LG01 and an LG00 mode [15,25]. These modules which can be viewed as generalizations of the polarizers in a polarization based two- ...
... consisting of two displaced holograms. The first hologram can transfer an incoming mode into superpositions of an LG01 and an LG00 mode, the second one into those of an LG01 and an LG00 mode [15,25]. These modules which can be viewed as generalizations of the polarizers in a polarization based two- ...
Realization of the Quantum Toffoli Gate with Trapped Ions
... values of both the ideal and realized -matrices are depicted in Fig. 2. The ‘‘fingerprint’’ of the ideal -matrix is clearly visible in the experimental data. A quantitative measure for the performance of the gate operation is the mean gate fidelity Fmean ¼ mean c i ½h c i jUTy Eðj c i i h c i jÞ ...
... values of both the ideal and realized -matrices are depicted in Fig. 2. The ‘‘fingerprint’’ of the ideal -matrix is clearly visible in the experimental data. A quantitative measure for the performance of the gate operation is the mean gate fidelity Fmean ¼ mean c i ½h c i jUTy Eðj c i i h c i jÞ ...
Quantum Wires and Quantum Point Contacts
... non-Ohmic system: the series resistance is much smaller than the sum of the individual QPC resistances One needs quantum mechanics to understand such behavior – after the first QPC the electron beam gets collimated, and then it is prepared to pass through the second QPC without backscattering. ...
... non-Ohmic system: the series resistance is much smaller than the sum of the individual QPC resistances One needs quantum mechanics to understand such behavior – after the first QPC the electron beam gets collimated, and then it is prepared to pass through the second QPC without backscattering. ...
Identical Quantum Particles and Weak Discernibility - Philsci
... Whether relations occurring in scientific theories connect and determine actual relata is decided by their meaning, reflected by the role they play within the theory in question. In cases in classical physics without particular symmetries, a feature of such relations is that they can be used to dist ...
... Whether relations occurring in scientific theories connect and determine actual relata is decided by their meaning, reflected by the role they play within the theory in question. In cases in classical physics without particular symmetries, a feature of such relations is that they can be used to dist ...
Communicating quantum processes
... c. This is similar to Jorrand and Lalire’s [8] model with added type information, but now we can go further by introducing what is known in the physics literature as an EPR source (computer scientists might regard it as an entanglement server). This process constructs the entangled pair (by using th ...
... c. This is similar to Jorrand and Lalire’s [8] model with added type information, but now we can go further by introducing what is known in the physics literature as an EPR source (computer scientists might regard it as an entanglement server). This process constructs the entangled pair (by using th ...
authentication with quantum smart-card
... c) a polarization modulator (PM), which transforms the cryptographic key {0,1}n to the optical polarization states of the photon under the following encoding rules: “0” is encoded as no change of the polarization; “1” is encoded as change of the polarization state to the other basis state. d) a quan ...
... c) a polarization modulator (PM), which transforms the cryptographic key {0,1}n to the optical polarization states of the photon under the following encoding rules: “0” is encoded as no change of the polarization; “1” is encoded as change of the polarization state to the other basis state. d) a quan ...
PDF
... two additional lasers to their MOT, alternated the polarization of the laser light interacting with the molecules, and rapidly reversed the direction of the magnetic field around the he Ye group has opened a new gateway into the rela- molecules. This combination allowed them to “talk to” multively u ...
... two additional lasers to their MOT, alternated the polarization of the laser light interacting with the molecules, and rapidly reversed the direction of the magnetic field around the he Ye group has opened a new gateway into the rela- molecules. This combination allowed them to “talk to” multively u ...
PPT - Fernando Brandao
... cor Every groundstate of a system with local topological order fulfills area law Improves on (Michalakis, Pytel ‘11) who proved S(X) ≤ Area(X)log(vol(X)). Obs: Strict area law is important, as it allows us to define the concept of topological entanglement entropy (Kitaev, Preskill ’05, Levin, Wen ‘0 ...
... cor Every groundstate of a system with local topological order fulfills area law Improves on (Michalakis, Pytel ‘11) who proved S(X) ≤ Area(X)log(vol(X)). Obs: Strict area law is important, as it allows us to define the concept of topological entanglement entropy (Kitaev, Preskill ’05, Levin, Wen ‘0 ...
the nadir of ooo
... (the consistent histories interpretation) of which Morton seems to have no cognizance, or which he chooses to ignore. It is not at all a fact, but a matter of present debate, whether the phenomena described by quantum mechanics are properly understood to violate the principle of noncontradiction. Ju ...
... (the consistent histories interpretation) of which Morton seems to have no cognizance, or which he chooses to ignore. It is not at all a fact, but a matter of present debate, whether the phenomena described by quantum mechanics are properly understood to violate the principle of noncontradiction. Ju ...
Single and Entangled Photon Sources
... Quantum entanglement is a phenomenon where pairs or groups of particles interact in such a way that the measurement of quantum state of one correlates relatively to the properties of the others. When a measurement is made on one member of an entangled pair, the other member at any subsequent time re ...
... Quantum entanglement is a phenomenon where pairs or groups of particles interact in such a way that the measurement of quantum state of one correlates relatively to the properties of the others. When a measurement is made on one member of an entangled pair, the other member at any subsequent time re ...
