Example photonic instrumentation development: Terahertz-wave decoding of femtosecond XUV light pulses as demonstrated at the FERMI XUV FEL (a). The application as arrivaltime monitor is shown (b,c). Adapted with permission from I. Ilyakov et al, "Terahertz-wave decoding of femtosecond extreme-ultraviolet light pulses", Optica 9, 545-550 (2022) © The Optical Society.

Example photonic instrumentation development: Terahertz-wave decoding of femtosecond XUV light pulses as demonstrated at the FERMI XUV FEL (a). The application as arrivaltime monitor is shown (b,c). Adapted with permission from I. Ilyakov et al, "Terahertz-wave decoding of femtosecond extreme-ultraviolet light pulses", Optica 9, 545-550 (2022) © The Optical Society.