Quantum Phononics

Kazutaka Nakamura is an Associate Processor at the Laboratory for Materials and Structures, Institute of Innovative Research at Tokyo Institute of Technology.  He received his doctoral degree in Nuclear Engineering from Tokyo Institute of Technology and previously served as a senior scientist at the Science and Technology Agency’s National Research Institute for Metals (Japan).  He is the author of over 200 scientific articles and reviews, spanning laser spectroscopy, chemical reaction dynamics, shock-induced high-pressure science, ultrafast phenomena, light/matter interactions, and the coherent control of phonons using laser light.

• Introduction.- Phonons.- Classical description of lattice vibration.- Harmonic oscillator (creation and annihilation operators, coherent states, squeezed states).- Quantum description of phonons.- Coherent phonons.- Generation mechanism of coherent phonons (Theory).- Detection mechanism (Theory) (optical detection, diffraction detection).- Experimental Examples (semimetals, semiconductors, super conductors, Topological insulators and other new functional materials).- Phonon squeezing.- Squeezed state of phonons.- Two-phonon squeezing.- Coherent control of phonons.- Introduction to coherent control.- Theory of coherent control of phonons.- Single-mode control.- Multi-model control.- Phonon quantum technology.- Phonon quantum memory.- Entanglement of phonons.- Optomechanics.- Phonon assisted phenomena.