Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 25°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 100°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 150°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 200°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 250°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 300°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 350°C Spectrum Cu K edge XAS fluorescence of copper(I) solution at hydrothermal conditions at 600 bar and 400°C