Floating qubit
WebJul 28, 2008 · Abstract: It has often been assumed that electrically floating qubits, such as flux qubits, are immune to decoherence due to capacitive coupling. We show that … WebApr 1, 2024 · Qubits based on Majorana zero modes are a promising path towards topological quantum computing. Such qubits, though, are susceptible to quasiparticle poisoning which does not have to be small by topological argument.
Floating qubit
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WebMar 31, 2024 · In theory, a quantum computer can therefore operate on a great many values in parallel, so that a 30-qubit quantum computer would be comparable to a digital computer capable of performing 10 trillion floating-point operations per second (TFLOPS)—comparable to the speed of the fastest supercomputers. WebJun 26, 2024 · Circuit analysis of the floating transmon qubit. We review the Hamiltonian of a floating transmon qubit coupled to a harmonic oscillator mode, depicted in Fig. 8a.
WebSep 8, 2010 · We propose a scheme of strong and tunable coupling between a superconducting phase qubit and a nanomechanical torsional resonator. In our scheme the torsional resonator directly modulates the largest energy scale (the Josephson coupling energy) of the phase qubit, and the coupling strength is very l … WebDec 1, 2024 · Qubits are often described as the quantum analog to classical bits. Indeed, the word “qubit” comes from the phrase “quantum bit”. Wikipedia describes a qubit as the quantum version of the classical binary bit. I’ve found for many people this is a misleading description since it leads them to think of a quantum computer working like a ...
WebJul 24, 2024 · The superconducting fluxonium circuit is an RF-SQUID-type flux qubit that uses a large inductance built from an array of Josephson junctions or a high kinetic inductance material. This inductance suppresses charge sensitivity exponentially and flux sensitivity quadratically. WebNov 3, 2016 · The qubit angular frequency ωq (Φ b) is set by the magnetic flux bias Φ b, measured relative to an applied flux ( m +1/2)Φ 0 where m is an integer and Φ 0 is the superconducting flux quantum, and...
WebAug 13, 2010 · A scheme is proposed to controll decoherence of three-level floating qubit by designing an external electric circuit with superconductive flux qubit. The results …
WebSep 15, 2024 · However, for the floating merged-element transmon qubit (MET) with a symmetric layout Mamin2024 , where the island capacitance can be comparable to or even smaller than the coupling capacitance, the spurious channel can become the dominated microwave crosstalk source. In this situation, the magnitude of the spurious crosstalk can … overwatch flying characterWebMar 24, 2024 · You can create a ready-made transmon qubit from the QComponent Library, qiskit_metal.qlibrary.qubits. transmon_pocket.py is the file containing our qubit so … overwatch folderWebOct 2, 2024 · We describe a control scheme for such a lattice that can perform individual qubit readout and show how the scheme enables the preparation of a highly-excited many-body state, in contrast with atomic implementations restricted to … rands applianceWebEach qubit can be addressed in qubit operations by using the qubit index. ... Because each complex parameter is specified by two 64-bit precision floating-point values, a quantum system with 3 qubits requires 128 bytes of memory. A system with 10 qubits requires 16 kBytes. A system with 37 qubits requires more than 2 TBytes. rands and wilsonWebApr 11, 2024 · For a gate set G, gate errors e g, qubit set Q, and qubit errors (measurement and state preparation) e q, we approximate the fidelity in the absence of QEC by F = ∏ g ∈ G (1 − e g)∏ q ∈ ... overwatch fontmemeWebMar 1, 2009 · Abstract It has often been assumed that electrically floating qubits, such as flux qubits, are immune to decoherence due to capacitive coupling. We show that capacitive coupling to bias leads can... overwatch font changerWebNov 6, 2024 · The linear equation algorithm was implemented and used to solve several 2 × 2 and 3 × 3 matrices on the D-Wave quantum … r and s appliances