Encyclopedia.com - Quantum Theory - Includes a basic introduction to what this theory is, and links to relevant journal and magazine articles. - http://www.encyclopedia.com/html/q1/quantumt.asp

Path Integral Methods and Applications - These lectures are intended as an introduction to the technique of path integrals and their applications in physics. The audience is mainly first-year graduate students, and it is assumed that the reader has a good foundation in quantum mechanics. - http://arxiv.org/abs/quant-ph/0004090

Quantum Cryptography - A recent overview of quantum cryptography. - http://arxiv.org/abs/quant-ph/0101098

Topics in Modern Quantum Optics - This is the written version of lectures presented at the 17th Symposium on Theoretical Physics covering various topics in quantum optics. - http://arxiv.org/abs/quant-ph/9909086

An introduction to Quantized Lie Groups and Algebras - We give a selfcontained introduction to the theory of quantum groups according to Drinfeld highlighting the formal aspects as well as the applications to the Yang-Baxter equation and representation theory. Introductions to Hopf algebras, Poiss - http://arxiv.org/abs/hep-th/9111043

Path Integral Approach to Quantum Mechanics - An intuitive description of Feynman's version of quantum mechanics written in poetic language. - http://www.jupiterscientific.org/science/baeparts/qm2345.html

QMvideos - Article which teaches the basics of quantum mechanics with help of digital videos showing the time evolution of wave packets in various potentials, with interference, tunneling. - http://rugth30.phys.rug.nl/quantummechanics/

Quantum Physics Primer - Describes some basic concepts of quantum physics. - http://theory.uwinnipeg.ca/physics/quant/node1.html

Quantum Communication - A short introduction titled "Quantum communication moves into the unknown" by David Deutsch and Artur Ekert. - http://eve.physics.ox.ac.uk/NewWeb/Research/communication/communication.html

Fermions and Bosons - A set of notes on fermions and bosons, including a review of angular momentum in quantum mechanics. - http://www.physics.nmt.edu/~raymond/classes/ph13xbook/node199.html

Quantum Mechanics - A survey of quantum mechanics from the Stanford Encyclopedia of Philosophy. - http://plato.stanford.edu/entries/qm/

Quantum Experiemnts and the Foundations of Physics - The website of the group around Prof. Zeilinger working at the University of Vienna. Details of research, publications, and events. - http://www.quantum.at/

Virtual Journal Of Quantum Information - This monthly virtual journal contains articles that have appeared in one of the participating source journals and that fall within a number of contemporary topical areas in quantum information. - http://www.vjquantuminfo.org

Quantum Physics - A qualitative description of the key aspects, including Heisenburg's Uncertainty Principle, wave-particle duality and related theories. - http://www.hpwt.de/Quantene.htm

What is Quantum Physics? - History and explanation of quantum physics / quantum mechanics. - http://www.jracademy.com/~jtucek/science/what.html

Physics Bookshelf - Quantum Mechanics - A collection of articles explaining basic concepts in quantum mechanics. - http://www.upscale.utoronto.ca/GeneralInterest/QM.html

Quantum Information Dynamics - An overview of work done at Caltech on quantum information dynamics - the study of quantum Information Theory and its application to processes involving the interaction of qubits: the quantum carriers of information - http://www.krl.caltech.edu/~adami/quantum.html

Parity - An overview of Parity in quantum mechanics and of the ways to break quantum mechanical symmetry. - http://www2.slac.stanford.edu/vvc/theory/parity.html

Eurotechnology Japan: Quantum Device Simulations - Visualization and simulation of electron waves propagating through quantum device structures demonstrating solutions to the time-dependent Schroedinger equation - http://www.eurotechnology.com/schroedinger/

Student Understanding of Quantum Mechanics - A set of lectures and reports outlining methods of teaching introductory quantum mechanics to a wide range of students. - http://www.physics.umd.edu/rgroups/ripe/perg/qm/

Quantum Physics Online - A series of Java applets illustrating solutions to basic problems in this subject. - http://www.quantum-physics.polytechnique.fr/en/index.html