In quantum computing, the quantum phase estimation algorithm (also referred to as quantum eigenvalue estimation algorithm), is a quantum algorithm to estimate the phase (or eigenvalue) of an eigenvector of a unitary operator. More precisely, given a unitary matrix and a quantum state such that , the algorithm estimates the value of with high probability within additive error , using qubits (without counting the ones used to encode the eigenvector state) and controlled-U operations. The algorithm was initially introduced by Alexei Kitaev in 1995. Phase estimation is frequently used as a subroutine in other quantum algorithms, such as Shor's algorithm and the quantum algorithm for linear systems of equations. (Wikipedia).
Dominic Berry - Optimal scaling quantum linear systems solver via discrete adiabatic theorem
Recorded 25 January 2022. Dominic Berry of Macquarie University presents "Optimal scaling quantum linear systems solver via discrete adiabatic theorem" at IPAM's Quantum Numerical Linear Algebra Workshop. Abstract: Recently, several approaches to solving linear systems on a quantum compute
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022
A quantum Sinai billiard, phase evolution
Simulation of Schrödinger's equation for a quantum particle in a Sinai billiard. Luminosity corresponds to the probability of finding the quantum particle (modulus of the wave function squared), and the color's hue represents the phase (argument) of the wave function. The initial state is
From playlist Schrödinger's equation
Quantum Operators for measurements of Energy, Position, and Momentum in Quantum Physics. My Patreon page is at https://www.patreon.com/EugeneK
From playlist Physics
Signal correlation functions for parameter estimation - A. Tilloy - Workshop 1 - CEB T2 2018
Antoine Tilloy (Max Plank Institut für Quantenoptik, Garching) / 17.05.2018 Signal correlation functions for parameter estimation When continuously measuring a quantum system, one is typically interested in reconstructing the quantum state in real time as a function of the measured signa
From playlist 2018 - T2 - Measurement and Control of Quantum Systems: Theory and Experiments
Experimental optical phase measurement at the exact (...) - H. Wiseman - PRACQSYS 2018 - CEB T2 2018
Howard M. Wiseman (Centre for Quantum Computation and Communication Technology - Australian Research Council & Centre for Quantum Dynamics, Griffith University, Brisbane, Queensland, Australia) / 03.07.2018 Experimental optical phase measurement at the exact Heisenberg limit The task of
From playlist 2018 - T2 - Measurement and Control of Quantum Systems: Theory and Experiments
Andrew Childs - Efficient quantum algorithm for dissipative nonlinear differential equations
Recorded 24 January 2022. Andrew Childs of the University of Maryland presents "Efficient quantum algorithm for dissipative nonlinear differential equations" at IPAM's Quantum Numerical Linear Algebra Workshop. Abstract: While there has been extensive previous work on efficient quantum alg
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022
Linear algebra for Quantum Mechanics
Linear algebra is the branch of mathematics concerning linear equations such as. linear functions and their representations in vector spaces and through matrices. In this video you will learn about #linear #algebra that is used frequently in quantum #mechanics or #quantum #physics. ****
From playlist Quantum Physics
Yu Tong - Heisenberg-limited ground state energy estimation & early fault-tolerant quantum computers
Recorded 26 January 2022. Yu Tong of the University of California, Berkeley, presents "Heisenberg-limited ground state energy estimation for early fault-tolerant quantum computers" at IPAM's Quantum Numerical Linear Algebra Workshop. Abstract: Under suitable assumptions, the quantum phase
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022
Quantum Algorithms and Complexity by Ashwin Nayak
Dates: Thursday 03 Jan, 2013 - Saturday 05 Jan, 2013 Venue: ICTS-TIFR, IISc Campus, Bangalore The school aims to provide students and researchers an introduction to the field of quantum information, computation and communication. Topics that will be covered include introduction to quantu
From playlist Mini Winter School on Quantum Information and Computation
Are You GOOD At Quantum Physics?
How Quickly Can You Solve THIS Quantum Physics Problem?!? #Quantum #Mechanics #Light #Frequency #NicholasGKK #Shorts
From playlist Quantum Mechanics
Limits on spectral resolution measurements by (...) - A. Retzker - PRACQSYS 2018 - CEB T2 2018
Alex Retzker (D Racah Institute of Physics, Hebrew University of Jerusalem, Jerusalem, Israel) / 04.07.2018 Limits on spectral resolution measurements by quantum probes for nano NMR The limits of frequency resolution in nano NMR experiments have been discussed extensively in recent years
From playlist 2018 - T2 - Measurement and Control of Quantum Systems: Theory and Experiments
A Quantum Monte Carlo Study of the Critical Phase in the Square Lattice Quantum...by Sreejit G J
PROGRAM FRUSTRATED METALS AND INSULATORS (HYBRID) ORGANIZERS Federico Becca (University of Trieste, Italy), Subhro Bhattacharjee (ICTS-TIFR, India), Yasir Iqbal (IIT Madras, India), Bella Lake (Helmholtz-Zentrum Berlin für Materialien und Energie, Germany), Yogesh Singh (IISER Mohali, In
From playlist FRUSTRATED METALS AND INSULATORS (HYBRID, 2022)
Iordanis Kerenidis - New results in quantum linear algebra - IPAM at UCLA
Recorded 25 January 2022. Iordanis Kerenidis of the Université Paris Diderot presents "New results in quantum linear algebra" at IPAM's Quantum Numerical Linear Algebra Workshop. Abstract: We will describe some new results and optimized circuit constructions for quantum linear algebra. Lea
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022
Jens Palsberg - Introduction to Quantum Algorithms - IPAM at UCLA
Recorded 22 February 2023. Jens Palsberg of the University of California, Los Angeles, presents "Introduction to Quantum Algorithms" at IPAM's Winter School on Contemporary Quantum Algorithms and Applications. Learn more online at: http://www.ipam.ucla.edu/programs/special-events-and-confe
From playlist 2023 Winter School on Contemporary Quantum Algorithms and Applications
Anirban Chowdhury - Classical and quantum algorithms for estimating traces and partition functions
Recorded 26 January 2022. Anirban Chowdhury of the University of Waterloo presents "Classical and quantum algorithms for estimating traces and partition functions" at IPAM's Quantum Numerical Linear Algebra Workshop Abstract: Estimating the trace of matrix functions is a problem commonly e
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022
Christine Silberhorn: Time-multiplexed quantum walks
Photonic quantum systems, which comprise multiple optical modes, have become an established platform for the experimental implementation of quantum walks. However, the implementation of large systems with many modes, this means for many step operations, a high and dynamic control of many d
From playlist Mathematical Physics
Sign problems and quantum computers (Lecture - 04) by David B Kaplan
Nonperturbative and Numerical Approaches to Quantum Gravity, String Theory and Holography DATE:27 January 2018 to 03 February 2018 VENUE:Ramanujan Lecture Hall, ICTS Bangalore The program "Nonperturbative and Numerical Approaches to Quantum Gravity, String Theory and Holography" aims to
From playlist Nonperturbative and Numerical Approaches to Quantum Gravity, String Theory and Holography
Quantized Energy Equation (Quantum Physics)
#Quantum #Physics #Engineering #tiktok #NicholasGKK #shorts
From playlist Quantum Mechanics
Jin-Peng Liu - Efficient quantum algorithms for nonlinear ODEs and PDEs - IPAM at UCLA
Recorded 27 January 2022. Jin-Peng Liu of the University of Maryland presents "Efficient quantum algorithms for nonlinear ODEs and PDEs" at IPAM's Quantum Numerical Linear Algebra Workshop. Abstract: Nonlinear dynamics play a prominent role in many domains and are notoriously difficult to
From playlist Quantum Numerical Linear Algebra - Jan. 24 - 27, 2022