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9040959 Multi-band topological nanowires  
A topological qubit wire hosts Majorana zero-energy modes and includes a superconductor, which may be an s-wave superconductor, and a quasi-1D nanowire, which may be a semi-conductor. The Majorana...
9018971 Efficient resource state distillation  
Systems and methods are provided for generating at least one high fidelity resource state. A classical code and punctured to provide a first set of generators and a second set of generators. The...
8970018 Differential excitation of ports to control chip-mode mediated crosstalk  
A differential port and a method of arranging the differential port are described. The method includes arranging a first electrode to receive a drive signal, and arranging a second electrode to...
8951808 Systems and methods for fabrication of superconducting integrated circuits  
Various techniques and apparatus permit fabrication of superconductive circuits and structures, for instance Josephson junctions, which may, for example be useful in quantum computers. For...
8872360 Multiple-qubit wave-activated controlled gate  
A device includes a housing, at least two qubits disposed in the housing and a resonator disposed in the housing and coupled to the at least two qubits, wherein the at least two qubits are...
8865537 Differential excitation of ports to control chip-mode mediated crosstalk  
A differential port and a method of arranging the differential port are described. The method includes arranging a first electrode to receive a drive signal, and arranging a second electrode to...
8786476 Systems, methods and apparatus for digital-to-analog conversion of superconducting magnetic flux signals  
A superconducting flux digital-to-analog converter includes a superconducting inductor ladder circuit. The ladder circuit includes a plurality of closed superconducting current paths that each...
8772759 Systems, devices, and methods for analog processing  
A system may include first and second qubits that cross one another and a first coupler having a perimeter that encompasses at least a part of the portions of the first and second qubits, the...
8748196 Coherent quantum information transfer between topological and conventional qubits  
Computing bus devices that enable quantum information to be coherently transferred between topological and conventional qubits are disclosed. A concrete realization of such a topological quantum...
8738105 Systems and methods for superconducting integrated circuts  
A superconducting integrated circuit may include a magnetic flux transformer having an inner inductive coupling element and an outer inductive coupling element that surrounds the inner inductive...
8659007 Coherent quantum information transfer between conventional qubits  
Computing bus devices that enable quantum information to be coherently transferred between conventional qubit pairs are disclosed. A concrete realization of such a quantum bus acting between...
8654578 Phase qubit cell having enhanced coherence  
Methods and apparatuses are provided for storing a quantum bit. One apparatus includes a first phase qubit, a second phase qubit, and a common bias circuit configured to provide a first bias to...
8642998 Array of quantum systems in a cavity for quantum computing  
A device includes a volume bounded by electromagnetically conducting walls, an aperture in a bounding wall of the electromagnetically conducting walls, a plurality of quantum systems disposed...
8633472 Tunable terahertz radiation source  
Terahertz radiation source and method of producing terahertz radiation, said source comprising a junction stack, said junction stack comprising a crystalline material comprising a plurality of...
8536566 Systems, methods and apparatus for active compensation of quantum processor elements  
Apparatus and methods enable active compensation for unwanted discrepancies in the superconducting elements of quantum processor. A qubit may include a primary compound Josephson junction (CJJ)...
8471245 Use of sack geometry to implement a single qubit phase gate  
An implementation of a single qubit phase gate for use in a quantum information processing scheme based on the υ=5/2 fractional quantum Hall (FQH) state is disclosed. Using sack geometry, a qubit...
8441093 Shared membrane thermopile sensor array  
A thermopile sensor array is provided. The thermopile sensor array may include multiple pixels formed by multiple thermopiles arranged on a single common shared support membrane. A separation...
8383426 Double-masking technique for increasing fabrication yield in superconducting electronics  
An improved microfabrication technique for Josephson junctions in superconducting integrated circuits, based on the use of a double-layer lithographic mask for partial anodization of the...
8338821 Pressure detection apparatus, Josephson device, and superconducting quantum interference device that include superconductor thin film that undergoes transition from superconductor to insulator by pressure  
A pressure detection apparatus (30) detects, among a plurality of superconductor thin films (11 to 14) having different critical pressures at which a transition from a superconductor to an...
8330145 Superconducting junction element and superconducting junction circuit  
A superconducting junction element has a lower electrode formed by a superconductor layer, a barrier layer provided on a portion of a surface of the lower electrode, an upper electrode formed by a...
8294138 Microwave readout for flux-biased qubits  
A method for determining whether a quantum system comprising a superconducting qubit is occupying a first basis state or a second basis state once a measurement is performed is provided. The...
8247799 Superconducting shielding for use with an integrated circuit for quantum computing  
An integrated circuit for quantum computing may include a superconducting shield to limit magnetic field interactions.
8193525 Method for producing planar transporting resonance heterostructures  
An electron transport device, including at least one transport layer in which at least one periodic dislocation and/or defect array is produced, and a mechanism for guiding electrons in the...
8098179 Systems, methods and apparatus for digital-to-analog conversion of superconducting magnetic flux signals  
A superconducting flux digital-to-analog converter includes a superconducting inductor ladder circuit. The ladder circuit includes a plurality of closed superconducting current paths that each...
8055318 Superconducting integrated circuit technology using iron-arsenic compounds  
A new family of superconducting materials with critical temperature up to 55 K have recently been discovered, comprising a crystal structure with atomic layers of iron and arsenic alternating with...
8030725 Apparatus and methods for detecting evaporation conditions  
Apparatus and methods for detecting evaporation conditions in an evaporator for evaporating metal onto semiconductor wafers, such as GaAs wafers, are disclosed. One such apparatus can include a...
7977668 Multilayer structure with zirconium-oxide tunnel barriers and applications of same  
A multilayer structure with zirconium-oxide tunnel barriers. In one embodiment, the multilayer structure includes a first niobium (Nb) layer, a second niobium (Nb) layer, and a plurality of...
7932515 Quantum processor  
Multiple substrates that carry quantum devices are coupled to provide quantum mechanical communicators therebetween, for example, using superconducting interconnects, vias, solder and/or magnetic...
7932514 Microwave readout for flux-biased qubits  
A method for determining whether a quantum system comprising a superconducting qubit is occupying a first basis state or a second basis state once a measurement is performed is provided. The...
7870087 Processing relational database problems using analog processors  
Systems, methods and articles solve queries or database problems through the use of graphs. An association graph may be formed based on a query graph and a database graph. The association graph...
7858966 Protected qubit based on superconducting current mirror  
A qubit implementation based on exciton condensation in capacitively coupled Josephson junction chains is disclosed. The qubit may be protected in the sense that unwanted terms in its effective...
7791065 Ultrasensitive optical detector having a large temporal resolution and using a waveguide, and methods for producing said detector  
An ultrasensitive optical detector with high resolution in time, using a waveguide, and a processes for manufacturing this detector. The detector is configured to detect at least one photon and...
7687938 Superconducting shielding for use with an integrated circuit for quantum computing  
An integrated circuit for quantum computing may include a superconducting shield to limit magnetic field interactions.
7595257 Process of forming an electronic device including a barrier layer  
An electronic device can include a substrate (12) having a primary surface (14), a second surface (16, 22) opposite the primary surface (14), and an electrode (50). In one embodiment, the...
7579699 Systems and methods for performing quantum computations  
Apparatus and methods for performing quantum computations are disclosed. Such apparatus and methods may include identifying a first quantum state of a lattice having a system of quasi-particles...
7566896 Lattice platforms for performing quantum computations  
Apparatus and methods for performing quantum computations are disclosed. Such apparatus and methods may include identifying a first quantum state of a lattice having a system of quasi-particles...
7525202 Quantum computational systems  
Apparatus and methods for performing quantum computations are disclosed. Such quantum computational systems may include quantum computers, quantum cryptography systems, quantum information...
7522078 Method of generation and method of detection of interband phase difference solition and interband phase difference circuit  
The length portion of part of a multiband superconductor line 10 is used as a closed circuit line part Rc that constitutes part of a closed circuit allowing passage of an electric current Io...
7521708 High sensitivity ring-SQUID magnetic sensor  
More sensitive (especially due to reduced interference of flux noise) than a conventional SQUID, an inventive SQUID's major component is a hollow cylindric structure comprising one or more annular...
7479652 Qubit readout via controlled coherent tunnelling to probe state  
This invention concerns quantum computers in which the qubits are closed systems, in that the particle or particles are confined within the structure. A “site” can be produced by any method of...
7449769 Superconducting system, superconducting circuit chip, and high-temperature superconducting junction device with a shunt resistor  
A superconducting system that includes an interface circuit capable of making the best use of a high-speed superconducting circuit and a high-speed semiconductor circuit. A multi-chip module in...
7411187 Ion trap in a semiconductor chip  
A micrometer-scale ion trap, fabricated on a monolithic chip using semiconductor micro-electromechanical systems (MEMS) technology. A single 111Cd+ ion is confined, laser cooled, and the heating...
7364923 Dressed qubits  
A quantum computing method comprising constructing a dressing transformation V between a physical Hamiltonian H and an ideal Hamiltonian HID. The physical Hamiltonian H describes a physical...
7335909 Superconducting phase-charge qubits  
A quantum computing structure comprising a superconducting phase-charge qubit, wherein the superconducting phase-charge qubit comprises a superconducting loop with at least one Josephson junction....
7323711 High-temperature superconductive device  
A high-temperature superconductive device is disclosed, including a ramp-edge junction. The ramp-edge junction includes a first electrode layer (5) that defines the size of the ramp-edge junction...
7320732 Method for preparing atomistically straight boundary junctions in high temperature superconducting oxides  
A method for preparing film oxides deposited on a substrate with a resulting grain boundary junction that is atomistically straight. A bicrystal substrate having a straight grain boundary is...
7307275 Encoding and error suppression for superconducting quantum computers  
The present invention involves a quantum computing structure, comprising: one or more logical qubits, which is encoded into a plurality of superconducting qubits; and each of the logical qubits...
7230266 Conditional Rabi oscillation readout for quantum computing  
A method for determining whether a first state of a quantum system is occupied is provided. A driving signal is applied to the system at a frequency corresponding to an energy level separation...
7109518 Electronic element operable at room temperature using super-dielectric phenomenon  
This invention relates to an electronic element having an electron function which acts even at room temperature using a super dielectric effect. The element has a crystalline electron system, and...
7105853 Self-aligned junction passivation for superconductor integrated circuit  
A superconductor integrated circuit (1) includes an anodization ring (35) disposed around a perimeter of a tunnel junction region (27) for preventing a short-circuit between an outside contact...

Matches 1 - 50 out of 224 1 2 3 4 5 >