A fast and easy to use python library to solve quantum mechanical problems

What is SigSpace?

SigSpace is a Python library to solve eigenvalue problems. It is optimized for quantum mechanical problems. It's lightweight interface and high speed makes it the ideal tool to explore quantum mechanical problems to and to widen your understanding.

Tutorials

Introduction

If you are new to Quantum Mechanics read this introduction to become familiar with the main concepts and keywords. It provides the basic understanding to use SigSpace.

Calculate an ionized hydrogen molecule

Calculate binding length and energy of an ionized hydrogen molecule.

How to use the bra-ket notation with SigSpace

The bra-ket notation (also known as Dirac notation) is introduced and applied to quantum states.

Understand and calculate Bloch functions

Bloch's theorem is explained and applied to calculate wave functions in periodic potentials.

How to calculate excited states

The SigSpace solver is used to calculate the excited states of a wave function.

Node Shapes in Two-Dimensions

How to determine the shape and position of nodes in two-dimensional problems.

How to model quantum wells

Learn how to calculate the ground state of quantum wells and explore how the wave function changes across various box potentials.

Calculate Brillouin diagram for a periodic potential

The dispersion relation of a periodic potential is calculated and used to construct a Brillouin diagram.

How to calculate atomic potentials in SigSpace

How to minimize numerical errors when calculating wave functions of atoms.

How to get started

If you are in a hurry you can directly jump to the Live Demo. This will run SigSpace in your browser. No need to install anything. But you might want to first have a look at the tutorials to get an idea on how to use it.

Live Demo Tutorials

Get help

Register for free and get a SigSpace account. Via the account you can gain access to our products. You can also participate in discussions in our forum or request help.