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Quantum vs. Classical Logical Operations
Nowadays, there are a large number of various computers. Despite the differences in physical implementations and the purposes...
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Quantum Entanglement
Quantum entanglement acts as a cornerstone for all quantum computations. If one physical system consists of two or...
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Statistical Aspects of Quantum Mechanics
As of now, it is still unclear whether it is possible to create a so-called quantum computer, a...
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Quantum Mechanics: Ensembles and Identical Particles
Pure and Mixed Ensemble / State In quantum mechanics, we only talk about average or expectation value for...
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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...
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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,...
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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...
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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...
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Time-Independent Schrödinger Equation
Wave-particle Duality The double-slit experiments show us: particle source P1 : probability pattern when slit 1 is openP2...
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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...