Publications & Awards

Journal Articles 2024

[516] M. Gaulke, J. Heidrich, N. Huwyler, M. Schuchter, M. Golling, B. Willenberg, A. Barh, U. Keller
Download"Gigahertz semiconductor laser at a center wavelength of 2 µm in single and dual-comb operation" (PDF, 7.8 MB) 
Optics Express, vol. 32, No. 1, pp. 26-39, 2024
doi: external page10.1364/OE.503035

Journal Articles 2023

[515] E. W. de Vos, S. Neb, A. Niedermayr, F. Burri, M. Hollm, L. Gallmann, U. Keller
Download"Ultrafast transition from state-blocking dynamics to electron localization in transition metal -tungsten" (PDF, 1.9 MB)
Phys. Rev. Lett., vol. 131, 226901, 2023
doi: external page10.1103/PhysRevLett.131.226901
Supplementary material: Downloaddownload (PDF, 2.8 MB)

[514] N. Boivin, S. Täuber, U. Beisiegel, U. Keller, J. G. Hering
Download"Sexism in academia is bad for science and a waste of public funding" (PDF, 866 KB) 
Nature Rev. Mater. (2023) – published online 27. Nov. 2023
doi: external page10.1038/s41578-023-00624-3
Supplementary material: Downloaddownload (PDF, 636 KB)

[513] N. Boivin, S. Täuber, U. Keller
Download"Nobel win: spotlight on attrition of women in science" (PDF, 57 KB) 
Nature, vol. 623, 253, 2023
doi: external page10.1038/d41586-023-03459-8

[512] M. Seidel, J. Pilat, L. Lang, C. R. Phillips, U. Keller
Download"Ultrafast Yb:YAG laser oscillator with gigahertz repetition rate" (PDF, 2.8 MB) 
Optics Express, vol. 31, No. 21, pp. 34313-34324, 2023
doi: external page10.1364/OE.503697

[511] N. Jornod, M. Jankowski, L. M. Krüger, V. J. Wittwer, N. Modsching, C. Langrock, C. R. Phillips, U. Keller, T. Südmeyer, M. M. Fejer
Download"Monolithically integrated femtosecond optical parametric oscillators" (PDF, 14 MB) 
Optica, vol. 10, No. 7, pp. 826-831, 2023
doi: external page10.1364/OPTICA.490166

[510] T. Flöry, V. Stummer, J. Pupeikis, B. Willenberg, A. Nussbaum-Lapping, E. Kaksis, F. V. A. Camarago, M. Barkauskas, C. R. Phillips, U. Keller, G. Cerullo, A. Pugzlys, A. Baltuska
Download"Rapid-scan nonlinear time-resolved spectroscopy over arbitrary delay intervals" (PDF, 1.6 MB) 
Ultrafast Science, 3, 0027, 2023
doi: external page10.34133/ultrafastscience.0027
Supporting information: Downloaddownload (PDF, 239 KB)

[509] M. Volkov, S. A. Sato, A. Niedermayr, A. Rubio, L. Gallmann, U. Keller
Download"Floquet-Bloch resonances in near-petahertz electroabsorption spectroscopy of SiO2" (PDF, 2.8 MB) 
Phys. Rev. B, vol. 107, 184304, 2023
doi: external page10.1103/PhysRevB.107.184304

[508] Z. Schumacher, S. A. Sato, S. Neb, A. Niedermayr, L. Gallmann, A. Rubio, U. Keller
Download"Ultrafast electron localization and screening in a transition metal dichalcogenide" (PDF, 1.4 MB) 
PNAS, vol. 120, No. 15, e2221725120, 2023
doi: external page10.1073/pnas.2221725120 
Supporting information: Downloaddownload (PDF, 868 KB)

[507] N. Huwyler, M. Gaulke, J. Heidrich, M. Golling, A. Barh, U. Keller 
Download"3-W output power from a 2-µm InGaSb VECSEL using a hybrid metal-semiconductor Bragg reflector" (PDF, 4.2 MB) 
Optical Materials Express, vol. 13, No. 3, pp. 833-842, 2023 
doi: external page10.1364/OME.485694

[506] C. R. Phillips, B. Willenberg, A. Nussbaum-Lapping, F. Callegari, S. L. Camenzind, J. Pupeikis, U. Keller
Download"Coherently averaged dual-comb spectroscopy with a low-noise and high-power free-running gigahertz dual-comb laser" (PDF, 3.1 MB) 
Optics Express, vol. 31, No. 5, pp. 7103-7119, 2023
doi: external page10.1364/OE.479356
Erratum: Downloaddownload (PDF, 2.2 MB)

[505] A. Barh, A. Nussbaum-Lapping, J. Heidrich, M. Gaulke, M. Golling, C. R. Phillips, U. Keller 
Download"Single-cavity dual-modelocked 2.36-µm laser" (PDF, 2.9 MB) 
Optics Express, vol. 31, No. 4, pp. 6475-6482, 2023
doi: external page10.1364/OE.481789

[504] S. L. Camenzind, T. Sevim, B. Willenberg, J. Pupeikis, A. Nussbaum-Lapping, C. R. Phillips, U. Keller 
Download"Free-running Yb:KYW dual-comb oscillator in a MOPA architecture" (PDF, 2.8 MB) 
Optics Express, vol. 31, No. 4, pp. 6633-6648, 2023
doi: external page10.1364/OE.482747

[503] J. Heidrich, A. Barh, S. L. Camenzind, B. Willenberg, M. Gaulke, M. Golling, C. R. Phillips, U. Keller
Download"Low-noise femtosecond SESAM modelocked diode-pumped Cr:ZnS oscillator" (PDF, 7.1 MB)
IEEE Journal of Quantum Electronics, vol. 59, No. 1, 1300107, 2023 (published online Jan. 13, 2023, external pageLink)
doi: external page10.1109/JQE.2023.3236399

Journal Articles 2022

[502] J. Pupeikis, W. Hu, B. Willenberg, M. Mehendale, G. A. Antonelli, C. R. Phillips, U. Keller
Download"Efficient pump-probe with a single-cavity dual-comb laser" (PDF, 2.6 MB)Invited Paper
Photoacoustics, vol. 29, 100439, 2023 Special issue on "Ultrafast Photoacoustics"
doi: external page10.1016/j.pacs.2022.100439

[501] P. A. Chevreuil, F. Brunner, Uwe Thumm, U. Keller, L. Gallmann
Download"Breakdown of single-collision condition for soft X-ray high harmonic generation" (PDF, 35.6 MB) 
Optica, vol. 9, No. 12, pp. 1448-1457, 2022
doi: external page10.1364/OPTICA.471084

[500] M. Seidel, L. Lang, C. R. Phillips, U Keller
Download"Influence of disk aberrations on high-power thin-disk laser cavities" (PDF, 4.3 MB) 
Optics Express, vol. 30, No. 22, pp. 39691-39705, 2022
doi: external page10.1364/OE.474183

[499] S. L. Camenzind, J. F. Fricke, J. Kellner, B. Willenberg, J. Pupeikis, C. R. Phillips, U. Keller
Download"Dynamic and precise long-distance ranging using a free-running dual-comb laser" (PDF, 2.5 MB) 
Optics Express, vol. 30, No. 21, pp. 37245-37260, 2022
doi: external page10.1364/OE.469415

[498] S. Täuber, J. Hering, U. Keller, M. Mahmoudi
Download"Academic harassers are protected with public resources" (PDF, 61 KB) 
eClinicalMedicine, vol. 52, 101588, 2022

[497] S. Tomilov, Y. Wang, M. Hoffmann, J. Heidrich, M. Golling, U. Keller, C. J. Saraceno
Download"50-W average power Ho:YAG SESAM-modelocked thin-disk oscillator at 2.1 µm" (PDF, 3.7 MB) 
Optics Express, vol. 30, No. 15, pp. 27662-27673, 2022
doi: external page10.1364/OE.460298

[496] J. Pupeikis, B. Willenberg, S. L. Camenzind, A. Benayad, P. Camy, C. R. Phillips, U. Keller
Download"Spatially multiplexed single-cavity dual-comb laser" (PDF, 3.4 MB) 
Optica, vol. 9, No. 7, pp. 713-716, 2022
doi: external page10.1364/OPTICA.457787

[16Mar22] external pagehttps://arxiv.org/abs/2203.08536 submitted 16. March 2022

[495] B. O. Alaydin, M. Gaulke, J. Heidrich, M. Golling, A. Barh, U. Keller
Download"Bandgap engineering, monolithic growth, and operation parameters of GaSb-based SESAMs in the 2–2.4 µm range" (PDF, 11.3 MB) 
Optical Materials Express, vol. 12, No. 6, pp. 2382-2394, 2022
doi: external page10.1364/OME.459232

[494] A. Niedermayr, M. Volkov, S. A. Sato, N. Hartmann, Z. Schumacher, S. Neb, A. Rubio, L. Gallmann, U. Keller
Download"Few-femtosecond dynamics of free-free opacity in optically heated metals" (PDF, 1.2 MB)
Phys. Rev. X, vol. 12, 021045, 2022
doi: external page10.1103/PhysRevX.12.021045

[493] C. P. Bauer, S. L. Camenzind, J. Pupeikis, B. Willenberg, C. R. Phillips, U. Keller
Download"Dual-comb optical parametric oscillator in the mid-infrared based on a single free-running cavity" (PDF, 12.2 MB) 
Optics Express, vol. 30, No. 11, pp. 19904-19921, 2022
doi: external page10.1364/OE.459305

[492] J. Heidrich, M. Gaulke, M. Golling, B. O. Alaydin, A. Barh, U. Keller
Download"324-fs Pulses from a SESAM Modelocked Backside-Cooled 2-µm VECSEL" (PDF, 1.1 MB) 
IEEE Photonics Tech. Lett., vol. 34, Issue 6, pp. 337-340, 2022
doi: external page10.1109/LPT.2022.3156181

[491] L. Cattaneo, L. Pedrelli, R. Y. Bello, A. Palacios, P. D. Keathley, F. Martin, U. Keller
Download"Isolating attosecond electron dynamics in molecules where nuclei move fast" (PDF, 562 KB) 
Phys. Rev. Lett., vol. 128, 063001, 2022
doi: external page10.1103/PhysRevLett.128.063001

[490] S. L. Camenzind, D. Koenen, B. Willenberg, J. Pupeikis, C. R. Phillips, U. Keller,
Download"Timing jitter characterization of free-running dual-comb laser with sub-attosecond resolution using optical heterodyne detection" (PDF, 3.5 MB)
Optics Express, vol. 30, No. 4, pp. 5075-5094, 2022
doi: external page10.1364/OE.448274

[489] A. Barh, B. O. Alaydin, J. Heidrich, M. Gaulke, M. Golling, C. R. Phillips, U. Keller
Download"High-power low-noise 2-GHz femtosecond laser oscillator at 2.4 µm" (PDF, 2.9 MB)
Optics Express, vol. 30, No. 4, pp. 5019-5025, 2022
doi: external page10.1364/OE.446986

[488] A. Nussbaum-Lapping, C. R. Phillips, B. Willenberg, J. Pupeikis, U. Keller – Invited Paper
Download"Absolute SESAM characterization via polarization-resolved non-collinear equivalent time sampling" (PDF, 2.2 MB) 
Appl. Phys. B, vol. 128, 24, 2022, published online 19. Jan. 2022.
doi: external page10.1007/s00340-022-07751-9

JavaScript has been disabled in your browser