Zwei Studien, for chamber orchestra (2015) nero su nero, for orchestra (2018) Tableaux I-IV, for orchestra (2021) Ensemble Ensemble, for 4 clarinets, 2 pianos, vibraphone and marimbaphone (1983) Sinfonia per archi, for string orchestra (1985) Illuminations, for soprano and chamber ensemble (1985) In der Stille des Hauses wohnt ein Ton, for chamber ensemble (1987) Gaspra, for ensemble (1988) à un moment de terre perdue, for ensemble (1990) Narcissus-Fragment, for 26 musicians and two voices (1993) Narcissus-Suite (1996) Still, for ensemble (1998) Ein Lied, das über das Ende des Liedes hinaus ein anderes Ende finden wollte, for ensemble (2001) Invocation III, for soprano and ensemble (2004) recitativo, for voice and ensemble (concert version of the scene 3 from FAMA (2004)) Konzert, for piano and ensemble (2008) lotófagos II, for two sopranos and ensemble based on texts by Händl Klaus and Antonio Machado antichesis, for 14 strings (2006) Xenos I, for ensemble (2008) Xenos II, for ensemble and voice based on a text by Händl Klaus (2009) Xenos III, for two percussionists and strings (2010/13) Linea dell’orizzonte, for ensemble (2012) La bianca notte, for soprano, baritone and Ensemble based on texts by Dino Campana und Sibilla Aleramo (2013) Canti della tenebra, for mezzo-soprano und ensemble based on a text by Dino Campana (2014) Chamber Irgendwo. Fern, for two pianos (1983) Poemas, for mezzo-soprano, guitar, piano and marimba (1985) String Quartet No. 1 (1985) Duo for two cellos [title before 1995: Chant] (1985) Trio for flute, oboe or saxophone and clarinet (1985) Music for Mallets, for xylophone, marimba and vibraphone (1985) Retour an Dich, for violin, violoncello and piano (1986) ... y una canción desesperada, for three Guitars (1987) Stimmen, for two violoncelli (1989) Epilog, for three violoncelli (1988) Epilog, version for contrabass clarinet, two violoncelli, percussion and voice (1989) String Quartet No. 2 (1989) Aer, for piano, clarinet and violoncello (1991) Für Alfred Schlee, for string quartet (1991) … cold and calm and moving, for flute, harp, violin, viola and violoncello (1992) Lied, for violin and piano (1993) Time Out 1, for flute, harp and strings (1995) Quartett, for four percussion players (1995) Time Out 2, for flute, harp and strings (1996) presto con fuoco, for flute and piano (1998) a due, for viola and piano (1998) spur, for piano and string quartet (1998) Aria for soprano and six instruments [clarinet, percussion, piano, violin, viola and violoncello] based on a text by