Quantum vs. Classical Logical Operations
Nowadays, there are a large number of various computers. Despite the differences in physical implementations and the purposes...
Quantum Entanglement
Quantum entanglement acts as a cornerstone for all quantum computations. If one physical system consists of two or...
Statistical Aspects of Quantum Mechanics
As of now, it is still unclear whether it is possible to create a so-called quantum computer, a...
Quantum Mechanics: Ensembles and Identical Particles
Pure and Mixed Ensemble / State In quantum mechanics, we only talk about average or expectation value for...
Time Evolution of Quantum States
Time-dependent Schrödinger Equation Time-dependent Schrödinger equations is not an eigenvalue equation, but allowing us to predict the state...
Quantum Mechanics: Uncertainty Principle and Change of Basis
Commuting Operators Two observables A and B are considered ‘compatible’ if the corresponding operators commute with each other,...
Stern-Gerlach Experiments & Dirac Bra-ket Notation
Electron Spin Electron has intrinsic angular momentum called spin that is not associated with its orbital motion. And...
Quantum Mechanics: 1-Dimensional Finite Potential Problems
Finite Potential Well Finite potential well problem is more realistic compared to the infinite potential well. It is...
Time-Independent Schrödinger Equation
Wave-particle Duality The double-slit experiments show us: particle source P1 : probability pattern when slit 1 is openP2...
My #31 course certificate from Coursera
Quantum Computing Less Formulas More UnderstandingSaint Petersburg State University My! Oh! My! quantum computing ! This course is stunning! I...