3COM0074 Quantum Computing - Department of Computer Science
... the postulates for quantum mechanics we explore the motivation for development in this area and open up a number of issues that to be explored later in more depth. These will include: ?? Quanta ?? Qubits ?? Superposition ?? Multiverse ?? Entanglement ?? No cloning ?? Interference ?? Error Correction ...
... the postulates for quantum mechanics we explore the motivation for development in this area and open up a number of issues that to be explored later in more depth. These will include: ?? Quanta ?? Qubits ?? Superposition ?? Multiverse ?? Entanglement ?? No cloning ?? Interference ?? Error Correction ...
ppt - ICTS
... (In the “real,” non-black-box world?) More formally, does BPP=BQP? BPP (Bounded-Error Probabilistic PolynomialTime): Class of problems solvable efficiently with use of randomness Note: It’s generally believed that BPP=P BQP (Bounded-Error Quantum Polynomial-Time): Class of problems solvable efficien ...
... (In the “real,” non-black-box world?) More formally, does BPP=BQP? BPP (Bounded-Error Probabilistic PolynomialTime): Class of problems solvable efficiently with use of randomness Note: It’s generally believed that BPP=P BQP (Bounded-Error Quantum Polynomial-Time): Class of problems solvable efficien ...
H 1
... 3. Target ion’s spin is flipped conditional on the motional state of the ion string 4. Motion of the ion string is extinguished by applying pulse #2 with negative phase to the control ion ...
... 3. Target ion’s spin is flipped conditional on the motional state of the ion string 4. Motion of the ion string is extinguished by applying pulse #2 with negative phase to the control ion ...
Resent Progress in Quantum Algorithms
... • If interference is a quantum effect that leads to polynomial speedups, what about the quantum algorithms that appear to offer exponential speedups, like in Shor’s algorithm for factoring or the quantum random walk algorithm of Childs et al. described here? Here it seems that just using interferenc ...
... • If interference is a quantum effect that leads to polynomial speedups, what about the quantum algorithms that appear to offer exponential speedups, like in Shor’s algorithm for factoring or the quantum random walk algorithm of Childs et al. described here? Here it seems that just using interferenc ...
Limitations of Quantum Advice and One-Way
... Oracle: A(x)=1 iff xS, where S {0,1}n is chosen uniformly at random subject to |S|=2n/10 Language: (y,z)LA iff there exists an xS between y and z lexicographically (clearly LANPA) Claim: If LABQPA/qpoly, then using boosted advice, we can find all 2n/10 elements of S w.h.p. using 2n/10poly(n) ...
... Oracle: A(x)=1 iff xS, where S {0,1}n is chosen uniformly at random subject to |S|=2n/10 Language: (y,z)LA iff there exists an xS between y and z lexicographically (clearly LANPA) Claim: If LABQPA/qpoly, then using boosted advice, we can find all 2n/10 elements of S w.h.p. using 2n/10poly(n) ...
Quantum Computing Lecture 1 What is Quantum Computing?
... A building block of classical computational devices is a two-state system. ...
... A building block of classical computational devices is a two-state system. ...
Observable1 The term observable has become the - Philsci
... measures was discovered by several authors in the 1960s (e.g., [6, 7, 10, 11, 12, 13]) and has by now become a standard element of quantum mechanics. It has greatly advanced the mathematical coherence and conceptual clarity of the theory. For instance, the problem of the (approximate) joint measurab ...
... measures was discovered by several authors in the 1960s (e.g., [6, 7, 10, 11, 12, 13]) and has by now become a standard element of quantum mechanics. It has greatly advanced the mathematical coherence and conceptual clarity of the theory. For instance, the problem of the (approximate) joint measurab ...
Physics 610: Quantum Optics
... radiation field, including states that have no classical counterpart. A current area of interest in quantum optics, and in fundamental quantum theory, relates to “entangled two-photon states”, and Bell’s inequality. Mandel was an expert in this area, and his chapter 10 on the quantization of Maxwell ...
... radiation field, including states that have no classical counterpart. A current area of interest in quantum optics, and in fundamental quantum theory, relates to “entangled two-photon states”, and Bell’s inequality. Mandel was an expert in this area, and his chapter 10 on the quantization of Maxwell ...
What is density operator?
... apart. Their labs are basically identical, actually, each consisting of one particle ‘detector’ that has one meter, one switch, and a bell. The meter is for reading out the result of a measurement (which we assume to be either ±1), while the switch is used to select which of two types of measurement ...
... apart. Their labs are basically identical, actually, each consisting of one particle ‘detector’ that has one meter, one switch, and a bell. The meter is for reading out the result of a measurement (which we assume to be either ±1), while the switch is used to select which of two types of measurement ...
Feedback Control in Quantum Systems
... … and we must therefore optimize over the measurement as well. --- Belavkin ~ 1980s --- Yanagisawa and Kimura (1998) --- Doherty and Jacobs (1999) ...
... … and we must therefore optimize over the measurement as well. --- Belavkin ~ 1980s --- Yanagisawa and Kimura (1998) --- Doherty and Jacobs (1999) ...