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Overview of our research work

We have demonstrated the benefits of our core technology in numerous peer-reviewed publications.

Multipass spectral broadening and compression in the green spectral range

Victor Hariton, Ammar Bin Wahid, Gonçalo Figueira, Kilian Fritsch, and Oleg Pronin


2022 Optics Letters, Vol. 47,  pp. 1246 (2022)

Few-cycle pulse compression and white light
generation in cascaded multipass cells

Semyon Goncharov, Kilian Fritsch and Oleg Pronin


2023. Optics Letters, Vol. 48, No. 1 / 1 January 2023
DOI: 10.1038/s41586-019-1850-7


Self-compression at 1 µm wavelength in all-bulk multi-pass geometry

Gröbmeyer, Sebastian; Fritsch, Kilian; Schneider, Benedikt; Poetzlberger, Markus; Pervak, Vladimir; Brons, Jonathan; Pronin, Oleg

2020. Applied Physics B: Lasers and Optics 126 (10)
DOI: 10.1007/s00340-020-07506-4

All-solid-state multipass spectral broadening to sub-20 fs

Fritsch, Kilian; Poetzlberger, Markus; Pervak, Vladimir; Brons, Jonathan; Pronin, Oleg

2018. Optics letters 43 (19), pp. 4643–4646
DOI: 10.1364/OL.43.004643


Spectral broadening in convex-concave
multipass cells

Victor Hariton, Kilian Fritsch, Kevin Schwarz, Nazar Kovalenko, Gonçalo Figueira,
Gunnar Arisholm, and Oleg Pronin


2023. Optics Express, Vol. 31, No. 12 / 5 Jun 2023
DOI: 10.1364/OE.486797

Field-resolved infrared spectroscopy of biological systems

Pupeza, I., Huber, M., Trubetskov, M., Schweinberger, W., Hussain, S.A., Hofer, C., Fritsch, K., Poetzlberger, M., Vamos, L., Fill, E. and Amotchkina, T.


2020. Nature, 577(7788), pp.52-59
DOI: 10.1038/s41586-019-1850-7

Intra-pulse difference-frequency generation of mid-infrared (2.7-20 μm) by random quasi-phase-matching

Zhang, Jinwei; Fritsch, Kilian; Wang, Qing; Krausz, Ferenc; Mak, Ka Fai; Pronin, Oleg

2019. Optics letters 44 (12), pp. 2986–2989
DOI: 10.1364/OL.44.002986


Fiber free all solid state multipass spectral broadening down to 10 fs Fourier limit

Fritsch, Kilian; Brons, Jonathan; Poetzlberger, Markus; Pervak, Vladimir; Krausz, Ferenc; Pronin, Oleg


2017. European Conference on Lasers and Electro-Optics and European Quantum Electronics Conference

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