German composer of avant-garde music. He explored new musical sounds and compositional techniques from the 1950s. His major works include
Gesang der Jünglinge/Song of the Youths (1956),
Kontakte (1960) (electronic music), and
Sirius (1977).
From 1977 all his works were part of
LICHT/Light, a cycle of seven musical ceremonies intended for performance on the evenings of a week these include
Donnerstag (1980),
Samstag (1984),
Montag (1988), and
Dienstag (1992). Earlier works include
Klavierstücke IXIV (195285),
Momente (196164), and
Mikrophonie I (1964). His work greatly influenced avant-garde composers.
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