Quatuor Diotima presents Lachenmann: String Quartets, a powerful testament to their 25-year collaboration with visionary composer Helmut Lachenmann. Known for pioneering "instrumental musique concrete," Lachenmann redefined the sonic possibilities of the string quartet. Their first meeting in 1998, originally just a one-week workshop, sparked a deep artistic bond and a shared fascination with his radical approach to sound and listening. This album is the result of hundreds of hours spent in rehearsal, performance, and conversation - a tribute to a composer who has become a central figure in contemporary music. Lachenmann: String Quartets captures not only the evolution of a musical language, but also the story of a transformative and enduring partnership. The quartet returns to PENTATONE following their acclaimed releases Metamorphosis Ligeti (2023), Bruckner & Klose: String Quartets (2024), and Boulez: Livre pour Quatuor (2025).