forme 8: azione - reazione - interazione

See forms series page.

forme 8: azione - reazione - interazione was given its premiere by the BBC NOW, Cardiff, UK, April 2, 2026.

Instrumentation:

Flute, bass flute

Oboe, cor anglais

Clarinet Bb, Eb

Bass clarinet

Contrabass clarinet 1

Contrabass clarinet 2, bass clarinet

Bassoon 1

Bassoon 2, contrabassoon

Trumpet 1 in C

Trumpet 2 in C

Tenor trombone 1

Tenor trombone 2 (+ extension)

Bass trombone 1

Bass trombone 2

Harp 1

Harp 2

Celesta (5 octave model)

Strings:

8 first violins

8 second violins

10 violas

10 cellos

Keyboard percussion:

Vibraphone 1 (no motor, 4 octave)

Vibraphone 2 (no motor, 4 octave)

Marimba 1 (5 octave)

Marimba 2 (5 octave)

Xylophone

Pedal glockenspiel (3-octave – C5-C8)

Percussion 1:

2 bongos (high, low), 5 poly-blocks (high to low), 1 guiro (high), 1 maraca (high)

Percussion 2:

4 tom toms (13, 14, 15, 16 inches), 2 timbales, 5 woodblocks (high to low), guiro (médium), maraca (large)

Percussion 3:

2 congas (high, low), 4 tom toms (6, 8, 10, 12 inches), 1 clave (large), 1 guiro (large), 1 cabasa.