Quantum Computers: First Steps towards a Realization
Thomas Pellizzari · 1998
This chapter contains sections titled: Introduction Outline Basic Building Blocks The Quantum Bit 1-Bit Quantum Gates on Single Atoms Quantum Registers and Universal Quantum Gates Experimental Approaches The Ion Trap QC The Basic Principle 2-Bit Quantum Gates The NIST Experiment Why Is the Ion Trap QC the most Realistic Proposal so far? Ion Trapping and Cooling Technology Flying Qubits: Atoms A Cavity Quantum Electrodynamics QC Flying Qubits: Photons Quantum Error Correction Decoherence Why is Quantum Error Correction Difficult? Types of Errors Errors in the Ion Trap QC Correction of Memory Errors Quantum Gate Error Correction Conclusions and Outlook Acknoledgements Appendix: Mathematical Formalism References