Quantum Key

Quantum Key is a 2015 mini-album by Tangerine Dream. It is roughly the group's 145th release. It is a precursor and companion album to the 2017 major studio album Quantum Gate.

Track listing
All tracks composed by Edgar Froese, Thorsten Quaeschning and Ulrich Schnauss except where noted
 * 1) "Genesis of Precious Thoughts"  – 9:13
 * 2) "Electron Bonfire"  – 5:05
 * 3) "Drowning in Universes"  – 11:07
 * 4) "Mirage of Reality"  – 6:44 (Quaeschning, Schnauss)

Personnel
Tangerine Dream Credits
 * Edgar Froese – synthesizers, guitar
 * Thorsten Quaeschning – Musical director, synthesizers, guitar, steel drums, bass guitar
 * Ulrich Schnauss – synthesizers, sequencer
 * Hoshiko Yamane – violin
 * Bianca Froese-Acquaye – producer
 * Birgir Jón Birgisson – mastering
 * Katja Zerull – printing supervisor
 * Ian Laidlaw – band photography