[PDF] Top 20 Fault tolerant quantum metrology

... of fault-tolerant quantum metrology to overcome noise beyond our control, associated with sensing the parameter, by reducing the noise in operations under our control, associated with ... See full document

... using quantum error correction has focused on “automatic” recovery and decoherence modeling but had neglected the role of continuous measurement [7, 14, ...66]. Quantum feedback control had, like ... See full document

... Motivated by their necessity for most fault-tolerant quantum computation schemes, we formulate a resource theory for magic states. We first show that robustness of magic is a well-behaved magic ... See full document

... The Fault Tolerant Half Adder/Subtractor (FT_HAS) [17] is realized using one Modified IG (MIG) gate and one Fredkin gate (FRG) shown in Figure ...g3. Quantum cost of this circuit is ... See full document

... topological quantum codes—in particular the toric code— remains one of the most viable routes to large scale quantum information ...the fault tolerant setting and provide numerical evidence ... See full document

... The quantum cost of a circuit consists of minimum number of 2×2 unitary gates which represents the output is not ...the quantum cost of 1×1 gate that is equal to zero and quantum cost of 2×2 gate is ... See full document

... All quantum computations are necessarily ...future quantum technologies: reversible design methods might give rise to methods of quantum circuit construction, resulting in much more powerful ... See full document

... multi-parameter quantum metrology are wide beyond its appeal as a domain for a deeper understanding of quantum ...of quantum technology itself. In a fault-tolerant quantum ... See full document

... a quantum computer is its overhead, that is, the amount of extra resources needed to perform the computation fault ...a fault tolerant version of the computer that required ex- ponentially ... See full document

... design, quantum computation, nanotechnology, optical computation, ...reversible fault tolerant Fredkin and Feynman double ...and quantum cost of the reversible fault tolerant ... See full document

... If we were to keep track of the logical Clifford correc- tion C in classical software, it could propagate through the next T gate, resulting in a correction involving even more T gates. It could also propagate through a ... See full document

... that quantum devices typically need to be extraordinarily ...from quantum fault tolerance theory that models with uncorrelated gate, propagation, and measurement errors may have an error rate of ... See full document

... the quantum gates implementation of the reversible DG ...3 quantum gates such as NOT, CNOT, Controlled-V and Controlled-V+ ...of quantum gates in the implementation ... See full document

... large quantum algorithms de- signed for fault-free ...through quantum error correction. The choice of quantum error correcting architecture determines all operations at the physical hardware ... See full document

... for quantum supremacy that only requires the verifier to prepare single- qubit ...ing fault tolerance that preserves the non- ...universal quantum com- ...demonstrating quantum supremacy and ... See full document

... The first QCA XOR gate was designed with sixty-four cells and is shown in Figure 2(a) [3,7]. In this article, we summarize the results of all possible four inputs (00, 10, 01, 11) and then compare these with the results ... See full document

... In [26–28], various methods of topology modification have been proposed in order to preserve the network ro- bustness against failures. The authors in [26] proposed a new protocol for topology control in wireless mesh ... See full document

... The 1/N scaling in equation (8) is commonly referred to as the Heisenberg Limit, improving upon the SQL by a factor of √ N. A “Ramsey scheme” of phase estimation involving 2-level systems is described in Fig.5; this is a ... See full document

... a polarization rotation growing with N without increasing quantum noise [6]. The experiment uses the same cold atomic ensemble system described earlier, but with shorter, higher-intensity probe pulses tuned closer ... See full document

... Therefore, fault-tolerant operation of multilevel inverters has drawn lots of interest in recent years, and several researchers have addressed the fault-tolerant issues for the popular ... See full document