# Levels

## Related courses

Welcome to Quantum Mechanics I

Welcome to Quantum Mechanics II

Impossible Machines in Quantum Mechanics

Uncertainty Relations

Introduction to Quantum Information

Introduction to Quantum Computing

## Related Videos

Travelling Salesman Problem

What is the shortest possible route that visits each city exactly once and returns to the origin city?

Interferometer - wave mode and particle mode

Quantum objects are neither particles nor waves, they possess both particle aspects and wave aspects.

Hardy's Paradox in 4 mins

Through Hardy's paradox - a thought experiment - we see how quantum outcomes cannot be predicted using classical logic.

SI units & Quantum Mechanics

Since 2019, SI units have been defined using quantum mechanics. Let us find out how it is done.

Interferometer and Uncertainties

In this dual, we compare the uncertainty relations and the inequalities given by an interferometer.

Introduction to Quantum State Estimation - part 1

In this video, we discuss the difference between linear inversion and maximum likelihood in quantum state estimation.