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Hänzi, Pascal; Sierro, Benoît; Liu, Zhixin; Romano, Valerio; Rampur, Anupamaa; Heidt, Alexander M. (2023). Benefits of cascaded nonlinear dynamics in hybrid fibers for low-noise supercontinuum generation. Optics express, 31(7), pp. 11067-11079. Optica Publishing Group 10.1364/OE.481970
Blaser, Dunia; Hänzi, Pascal; Pilz, Sönke; Heidt, Alexander; Romano, Valerio (2023). Multimode Ytterbium–Aluminosilicate Core Optical Fibre for Amplification and Laser Applications. Fibers, 11(11), p. 95. MDPI 10.3390/fib11110095
Blaser, Dunia Beatriz (2023). Elevated alumina content optical fibres for the mid-infrared transmission. (Dissertation, University of Bern, Faculty of Science)
Sohanpal, Ronit; Ren, Haonan; Shen, Li; Deakin, Callum; Heidt, Alexander M; Hawkins, Thomas W; Ballato, John; Gibson, Ursula J; Peacock, Anna C; Liu, Zhixin (2022). All-fibre heterogeneously-integrated frequency comb generation using silicon core fibre. Nature Communications, 13(1), p. 3992. Springer Nature 10.1038/s41467-022-31637-1
Sierro, Benoît; Hänzi, Pascal; Spangenberg, Dirk; Rampur, Anupamaa; Heidt, Alexander M. (2022). Reducing the noise of fiber supercontinuum sources to its limits by exploiting cascaded soliton and wave breaking nonlinear dynamics. Optica, 9(4), pp. 352-359. Optical Society of America 10.1364/OPTICA.450505
LeVan, Hieu; Hoang, Van; Stepniewski, Grzegorz; Le Canh, Trung; Thi Minh, Ngoc Vo; Kasztelanic, Rafal; Klimczak, Mariusz; Pniewski, Jacek; Dinh, Khoa; Heidt, Alexander M.; Buczynski, Ryszard (2021). Low pump power coherent supercontinuum generation in heavy metal oxide solid-core photonic crystal fiber infiltrated with carbon tetrachloride covering 930 – 2500 nm. Optics Express, 29(24), pp. 39587-39601. Optica Publishing Group 10.1364/OE.443666
Sylvestre, T.; Genier, E.; Ghosh, A. N.; Bowen, P.; Genty, G.; Troles, J.; Mussot, A.; Peacock, A. C.; Klimczak, M.; Heidt, A. M.; Travers, J. C.; Bang, O.; Dudley, J. M. (2021). Recent advances in supercontinuum generation in specialty optical fibers [Invited]. Journal of the Optical Society of America. B - optical physics, 38(12), F90-F103. Optical Society of America 10.1364/JOSAB.439330
Sohanpal, Ronit; Ren, Haonan; Shen, Li; Deakin, Callum; Heidt, Alexander M.; Hawkins, Thomas W.; Ballato, John; Gibson, Ursula J.; Peacock, Anna C.; Liu, Zhixin (8 June 2021). Parametric frequency comb generation using silicon core fiber. In: Optical Fiber Communication Conference (OFC) 2021 (M5B.5). Optical Society of America 10.1364/OFC.2021.M5B.5
Mahmoodi, Sheida; Bacher, Christoph; Heidt, Alexander; Lätt, Christoph; Abdollahpour, Daryoush; Romano, Valerio; Feurer, Thomas; Ryser, Manuel (2021). Ultrashort pulse formation from a thulium-doped fiber laser: Self-characterization and mapping. Optics communications, 486, p. 126747. Elsevier 10.1016/j.optcom.2020.126747
Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Sierro, Benoît Guy Alain; Hänzi, Pascal Manuel; Klimczak, Mariusz; Heidt, Alexander (2021). Perspective on the next generation of ultra-low noise fiber supercontinuum sources and their emerging applications in spectroscopy, imaging, and ultrafast photonics [Dataset].
Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Sierro, Benoît Guy Alain; Hänzi, Pascal Manuel; Klimczak, Mariusz; Heidt, Alexander (2021). Perspective on the next generation of ultra-low noise fiber supercontinuum sources and their emerging applications in spectroscopy, imaging, and ultrafast photonics. Applied physics letters, 118(24), p. 240504. American Institute of Physics 10.1063/5.0053436
Spangenberg, Dirk-Mathys; Sierro, Benoît; Rampur, Anupamaa; Hänzi, Pascal; Hartung, Alexander; Mergo, Pawel; Tarnowski, Karol; Martynkien, Tadeusz; Klimczak, Mariusz; Heidt, Alexander M. (2021). Noise Fingerprints of Fiber Supercontinuum Sources. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) (p. 1). IEEE 10.1109/CLEO/Europe-EQEC52157.2021.9541836
Viljoen, Ruan; Spangenberg, Dirk; Neethling, Pieter; Heidt, Alexander; Feurer, Thomas; Rohwer, Erich (2021). Targeted single-beam CARS using phase-and-polarization shaping. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) (p. 1). IEEE 10.1109/CLEO/Europe-EQEC52157.2021.9541823
Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Stepniewski, Grzegorz; Dobrakowski, Dominik; Tarnowski, Karol; Stefanska, Karolina; Pazdzior, Adam; Mergo, Pawel; Martynkien, Tadeusz; Feurer, Thomas; Klimczak, Mariusz; Heidt, Alexander M. (2021). Temporal fine structure of all-normal dispersion fiber supercontinuum. In: 2021 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) (p. 1). IEEE 10.1109/CLEO/Europe-EQEC52157.2021.9542292
Dwapanyin, George; Spangenberg, Dirk; Feurer, Thomas; Heidt, Alexander; Bosman, Gurthwin; Neethling, Pieter; Rohwer, Erich (2021). Novel time domain ptychography, i2PIE, for improved contrast in nonlinear microscopy. In: European Conferences on Biomedical Optics 2021 (ECBO). Optical Society of America
Heidt, Alexander M.; Modupeh Hodasi, Joanna; Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Ryser, Manuel; Klimczak, Mariusz; Feurer, Thomas (2020). Low noise all-fiber amplification of a coherent supercontinuum at 2 µm and its limits imposed by polarization noise [Dataset].
Heidt, Alexander M.; Modupeh Hodasi, Joanna; Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Ryser, Manuel; Klimczak, Mariusz; Feurer, Thomas (2020). Low noise all-fiber amplification of a coherent supercontinuum at 2 µm and its limits imposed by polarization noise. Scientific reports, 10(1) Springer Nature 10.1038/s41598-020-73753-2
Dwapanyin, George; Spangenberg, Dirk; Heidt, Alexander; Feurer, Thomas; Bosman, Gurthwin; Neethling, Pieter; Rohwer, Erich (2020). Generalized spectral phase-only time-domain ptychographic phase reconstruction applied in nonlinear microscopy. Journal of the Optical Society of America. B - optical physics, 37(11), A285-A292. Optical Society of America 10.1364/JOSAB.396938
Viljoen, Ruan; Neethling, Pieter; Spangenberg, Dirk; Heidt, Alexander; Frey, Hans-Martin; Feurer, Thomas; Rohwer, Erich (2020). Implementation of temporal ptychography algorithm, i 2 PIE, for improved single-beam coherent anti-Stokes Raman scattering measurements. Journal of the Optical Society of America. B - optical physics, 37(11), A259-A265. Optical Society of America 10.1364/JOSAB.399207
Spangenberg, Dirk-Mathys; Sierro, Benoît; Heidt, Alexander M. (4 September 2020). Polarization-dependent relative intensity noise of fiber supercontinuum sources. In: 9th EPS-QEOD Europhoton Conference. European Physical Society
Heidt, Alexander M. (2 September 2020). Ultra-low-noise ultrafast fiber lasers (invited). In: 9th EPS-QEOD Europhoton Conference. EPJ Web of Conferences. European Physical Society
Sierro, Benoît; Heidt, Alexander (2020). Noise amplification in all-normal dispersion fiber supercontinuum generation and its impact in ultrafast photonics applications [Dataset] [Dataset].
Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Stępniewski, Grzegorz; Dobrakowski, Dominik; Tarnowski, Karol; Stefańska, Karolina; Paździor, Adam; Mergo, Paweł; Martynkien, Tadeusz; Feurer, Thomas; Klimczak, Mariusz; Heidt, Alexander M. (2020). Temporal fine structure of all-normal dispersion fiber supercontinuum pulses caused by non-ideal pump pulse shapes [Dataset].
Rampur, Anupamaa; Spangenberg, Dirk-Mathys; Stępniewski, Grzegorz; Dobrakowski, Dominik; Tarnowski, Karol; Stefańska, Karolina; Paździor, Adam; Mergo, Paweł; Martynkien, Tadeusz; Feurer, Thomas; Klimczak, Mariusz; Heidt, Alexander M. (2020). Temporal fine structure of all-normal dispersion fiber supercontinuum pulses caused by non-ideal pump pulse shapes. Optics express, 28(11), pp. 16579-16593. Optical Society of America 10.1364/OE.392871
Sierro, Benoît; Heidt, Alexander M. (2020). Noise amplification in all-normal dispersion fiber supercontinuum generation and its impact in ultrafast photonics applications. OSA continuum, 3(9), p. 2347. Optical Society of America 10.1364/OSAC.397603
Heidt, Alexander M.; Sierro, Benoit; Spangenberg, Dirk; Rampur, Anupamaa; Klimczak, Mariusz (2020). Specialty Optical Fibers for Coherent and Low-Noise Supercontinuum Generation and their Application in Ultrafast Photonics. In: Specialty Optical Fibers (SoTu1H.1). Washington, D.C.: OSA 10.1364/SOF.2020.SoTu1H.1
Sierro, Benoît; Heidt, Alexander M. (2020). Noise evolution in all-normal dispersion fiber supercontinuum and its impact on ultrafast experiments and few-cycle pulse generation. In: Specialty Optical Fibers (SoTu1H.3). Washington, D.C.: OSA 10.1364/SOF.2020.SoTu1H.3
Rampur, Anupamaa; Stepanenko, Yuriy; Stępniewski, Grzegorz; Kardaś, Tomasz; Dobrakowski, Dominik; Spangenberg, Dirk-Mathys; Feurer, Thomas; Heidt, Alexander; Klimczak, Mariusz (2019). Ultra low-noise coherent supercontinuum amplification and compression below 100 fs in an all-fiber polarization-maintaining thulium fiber amplifier. Optics express, 27(24), pp. 35041-35051. Optical Society of America 10.1364/OE.27.035041
Rampur, Anupamaa; Stepanenko, Yuriy; Stępniewski, Grzegorz; Kardaś, Tomasz; Dobrakowski, Dominik; Spangenberg, Dirk-Mathys; Feurer, Thomas; Heidt, Alexander; Klimczak, Mariusz (2019). Ultra low-noise coherent supercontinuum amplification and compression below 100 fs in an all-fiber polarization-maintaining thulium fiber amplifier [Dataset].
Ciąćka, Piotr; Rampur, Anupamaa; Heidt, Alexander; Feurer, Thomas; Klimczak, Mariusz (2018). Dispersion measurement of ultra-high numerical aperture fibers covering thulium, holmium, and erbium emission wavelengths. Journal of the Optical Society of America. B - optical physics, 35(6), pp. 1301-1307. Optical Society of America 10.1364/JOSAB.35.001301
Ryser, Manuel; Bacher, Christoph; Lätt, Christoph; Heidt, Alexander; Raisin, Philippe; Feurer, Thomas; Romano, Valerio (2018). Self-optimizing additive pulse mode-locked fiber laser: wavelength tuning and selective operation in continuous-wave or mode-locked regime. Proceedings of SPIE - International Society for Optical Engineering, 10512, p. 47. SPIE 10.1117/12.2290645
Bacher, Christoph; Heidt, Alexander; Romano, Valerio; Ryser, Manuel (2018). Self-injection linear polarization locking of a fiber laser. Proceedings of SPIE - International Society for Optical Engineering, p. 56. SPIE 10.1117/12.2290450
Klimczak, Mariusz; Siwicki, Bartłomiej; Heidt, Alexander; Buczyński, Ryszard (2017). Coherent supercontinuum generation in soft glass photonic crystal fibers. Photonics research, 5(6), pp. 710-727. OSA 10.1364/PRJ.5.000710
Kalli, Kyriacos; Kanka, Jiri; Mendez, Alexis; Peterka, Pavel; Bacher, Christoph; Scheuner, Jonas; Pilz, Sönke; El Sayed, Ali; Ryser, Manuel; Heidt, Alexander; Romano, Valerio (2017). Spectroscopy of a heated Yb-doped optical fiber with high aluminum content. In: SPIE Optics + Optoelectronics. Proceedings: Micro-structured and Specialty Optical Fibres V: Vol. 10232 (102320J). SPIE 10.1117/12.2268872
Scheuner, Jonas; Heidt, Alexander; Pilz, Sönke; Raisin, Philippe Richard; El Sayed, Ali; Najafi, Hossein; Ryser, Manuel; Feurer, Thomas; Romano, Valerio (2017). Advances in optical fibers fabricated with granulated silica. In: Optical Fiber Communication Conference (M2F.3). Washington, D.C.: OSA 10.1364/OFC.2017.M2F.3
Modupeh Hodasi, Joanna Aba; Heidt, Alexander; Klimczak, Mariusz; Siwicki, Bartlomiej; Feurer, Thomas (2017). Femtosecond seeding of a Tm-Ho fiber amplifier by a broadband coherent supercontinuum pulse from an all-solid all-normal photonic crystal fiber. In: 2017 Conference on Lasers and Electro-Optics Europe (CLEO/Europe) & European Quantum Electronics Conference (EQEC) (p. 1). IEEE 10.1109/CLEOE-EQEC.2017.8087079
Heidt, Alexander M.; Feehan, James S.; Price, Jonathan H. V.; Feurer, Thomas (2017). Limits of coherent supercontinuum generation in normal dispersion fibers. Journal of the Optical Society of America. B - optical physics, 34(4), pp. 764-775. Optical Society of America 10.1364/JOSAB.34.000764
Heidt, Alexander; Spangenberg, Dirk-Mathys; Brügmann, Michael Heinrich; Rohwer, Erich G.; Feurer, Thomas (2016). Improved retrieval of complex supercontinuum pulses from XFROG traces using a ptychographic algorithm. Optics letters, 41(21), pp. 4903-4906. Optical Society of America 10.1364/OL.41.004903
