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Publications

Publications

Awards:

​Prize

Prizewinner

Link

​2021 R.W. Wood Prize

​Tobias Kippenberg

​2022 IEEE Photonics Society Laser Instrumentation Award

​Franz X. Kärtner

2023 Georg-Simon-Ohm-Preis

Marvin Edelmann

2023 UNIPRENEURS award

Franz X. Kärtner

2024 Election as a member to the National Academy of Engineering

Tobias Kippenberg

2024 Appointed as a member of the German National Academy of Sciences Leopoldina

Tobias Kippenberg

Publications:

Quantum photonics with layered 2D materials

Nature Review Physics

​Turunen, M., Brotons-Gisbert, M., Dai, Y. et al.

​AALTO

​Turunen, M., Brotons-Gisbert, M., Dai, Y. et al. Quantum photonics with layered 2D materials. Nature Review Physics (2022). https://doi.org/10.1038/s42254-021-00408-0

Title

Journal

Authors

Partners involved

Reference

​Synchronized multi-wavelength soliton fiber laser via intracavity group delay modulation

​Nature Communications

Mao, D., Wang, H., Zhang, H. et al.

​AALTO

​Mao, D., Wang, H., Zhang, H. et al. Synchronized multi-wavelength soliton fiber laser via intracavity group delay modulation. Nature Communications 12, 6712 (2021). https://doi.org/10.1038/s41467-021-26872-x

​Tuning of Emission Wavelength of CaS:Eu by Addition of Oxygen Using Atomic Layer Deposition

​Materials

​Rosa, J.; Lahtinen, J.; Julin, J.; Sun, Z.; Lipsanen, H.

Rosa, J.; Lahtinen, J.; Julin, J.; Sun, Z.; Lipsanen, H. Tuning of Emission Wavelength of CaS:Eu by Addition of Oxygen Using Atomic Layer Deposition. Materials 2021, 14, 5966. https://doi.org/10.3390/ma14205966

​AALTO

Probing Electronic States in Monolayer Semiconductors through Static and Transient Third-Harmonic Spectroscopies

​Advanced Materials

​Wang, Y., Iyikanat, F., Rostami, H., Bai, X., Hu, X., Das, S., Dai, Y., Du, L., Zhang, Y., Li, S., Lipsanen, H., García de, F. J., Sun, Z.

​AALTO

​Wang, Y., Iyikanat, F., Rostami, H., Bai, X., Hu, X., Das, S., Dai, Y., Du, L., Zhang, Y., Li, S., Lipsanen, H., García de, F. J., Sun, Z., Probing Electronic States in Monolayer Semiconductors through Static and Transient Third-Harmonic Spectroscopies. Advanced Materials, 2022, 34, 2107104. https://doi.org/10.1002/adma.202107104

​Nonlinear Mach-Zehnder interferometer isolator

​Optics Express

​Neetesh Singh and Franz X. Kärtner

​DESY

​Neetesh Singh and Franz X. Kärtner, "Nonlinear Mach-Zehnder interferometer isolator," Opt. Express 30, 5973-5980 (2022), https://doi.org/10.1364/OE.447205

Photonic chip-based continuous-travelling-wave parametric amplifier

arXiv

​Johann Riemensberger, Junqiu Liu, Nikolai Kuznetsov, Jijun He, Rui Ning Wang, Tobias J. Kippenberg

​EPFL

​Riemensberger, Johann, et al. "Photonic chip-based continuous-travelling-wave parametric amplifier." arXiv preprint arXiv:2107.09582 (2021). https://doi.org/10.48550/arXiv.2107.09582

Continous-wave travelling wave optical parametric amplification on a photonic chip

Conference on Lasers and Electro-Optics

Johann Riemensberger, Junqiu Liu, Nikolai Kuznetsov, Jijun He, Rui Ning Wang, and Tobias J. Kippenberg

​EPFL

​J. Riemensberger, J. Liu, N. Kuznetsov, J. He, R. N. Wang, and T. J. Kippenberg, "Continous-wave travelling wave optical parametric amplification on a photonic chip," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SM4O.1. https://doi.org/10.1364/CLEO_SI.2022.SM4O.1

Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits

arXiv

​Xinru Ji, Junqiu Liu, Jijun He, Rui Ning Wang, Zheru Qiu, Johann Riemensberger, Tobias J. Kippenberg

​Ji, Xinru, et al. "Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits." arXiv preprint arXiv:2109.06764 (2021). https://doi.org/10.48550/arXiv.2109.06764

​EPFL

​Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits

Conference on Lasers and Electro-Optics

Xinru Ji, Junqiu Liu, Jijun He, Rui Ning Wang, Zheru Qiu, Johann Riemensberger, and Tobias J. Kippenberg

​X. Ji, J. Liu, J. He, R. N. Wang, Z. Qiu, J. Riemensberger, and T. J. Kippenberg, "Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SF1C.2. https://doi.org/10.1364/CLEO_SI.2022.SF1C.2

​EPFL

​Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits

Communications Physics

Xinru Ji, Junqiu Liu, Jijun He, Rui Ning Wang, Zheru Qiu, Johann Riemensberger & Tobias J. Kippenberg

​EPFL

​Ji, X., Liu, J., He, J. et al. Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits. Commun Phys 5, 84 (2022). https://doi.org/10.1038/s42005-022-00851-0

A photonic integrated circuit based erbium-doped amplifier

arXiv

​Yang Liu, Zheru Qiu, Xinru Ji, Jijun He, Johann Riemensberger, Martin Hafermann, Rui Ning Wang, Junqiu Liu, Carsten Ronning, Tobias J. Kippenberg

​Yang Liu, Zheru Qiu, Xinru Ji, Jijun He, Johann Riemensberger, Martin Hafermann, Rui Ning Wang, Junqiu Liu, Carsten Ronning, Tobias J. Kippenberg, ‘A photonic integrated circuit based erbium-doped amplifier’, https://doi.org/10.48550/arXiv.2204.02202

​EPFL

​A photonic integrated circuit–based erbium-doped amplifier

​SCIENCE

Yang Liu, Zheru Qiu, Xinru Ji, Anton Lukashchuk, Jijun He, Johann Riemensberger, Martin Hafermann, Rui Ning Wang, Junqiu Liu, Carsten Ronning, and Tobias J. Kippenberg

​Yang Liu, Zheru Qiu, Xinru Ji, Anton Lukashchuk, Jijun He, Johann Riemensberger, Martin Hafermann, Rui Ning Wang, Junqiu Liu, Carsten Ronning, and Tobias J. Kippenberg, "A photonic integrated circuit based erbium-doped amplifier", SCIENCE 376, pp. 1309-1313 (2022). https://doi.org/10.1126/science.abo2631

​EPFL

Continous-wave travelling wave optical parametric amplification on a photonic chip

CLEO Conference Proceeding

Johann Riemensberger, Junqiu Liu, Nikolai Kuznetsov, Jijun He, Rui Ning Wang, and Tobias J. Kippenberg

​EPFL

J. Riemensberger, J. Liu, N. Kuznetsov, J. He, R. N. Wang, and T. J. Kippenberg, "Continous-wave travelling wave optical parametric amplification on a photonic chip," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SM4O.1. https://doi.org/10.1364/CLEO_SI.2022.SM4O.1

Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits

CLEO Conference Proceeding

Xinru Ji, Junqiu Liu, Jijun He, Rui Ning Wang, Zheru Qiu, Johann Riemensberger, and Tobias J. Kippenberg

​EPFL

X. Ji, J. Liu, J. He, R. N. Wang, Z. Qiu, J. Riemensberger, and T. J. Kippenberg, "Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SF1C.2. https://doi.org/10.1364/CLEO_SI.2022.SF1C.2

CLEO Conference Proceeding

Milan Sinobad, Jan Lorenzen, Andrej Berg, Henry Francis, Jose Carreira, Mahmoud A Gaafar, Tobias Herr, Neetesh Singh, Franz X Kärtner

​EPFL

Apodized Chirped Bragg Gratings in a Silicon Nitride-on-Insulator Platform at Short-Wave Infrared Wavelengths

M. Sinobad, J. Lorenzen, A. Berg, H. Francis, J. Carreira, M. A. Gaafar, T. Herr, N. Singh, and F. X. Kärtner, "Apodized Chirped Bragg Gratings in a Silicon Nitride-on-Insulator Platform at Short-Wave Infrared Wavelengths," in Conference on Lasers and Electro-Optics/Europe (CLEO/Europe 2023) and European Quantum Electronics Conference (EQEC 2023), Technical Digest Series (Optica Publishing Group, 2023), paper ck_p_8.

Silicon Nitride Apodized Chirped Gratings in the Short-wave Infrared Band

CLEO Conference Proceeding

ilan Sinobad, Jan Lorenzen, Henry Francis, Jose Carreira, Mahmoud A. Gaafar, Tobias Herr, Neetesh Singh, and Franz X. Kärtner

DESY, LIGENTEC

M. Sinobad, J. Lorenzen, H. Francis, J. Carreira, M. A. Gaafar, T. Herr, N. Singh, and F. X. Kärtner, "Silicon Nitride Apodized Chirped Gratings in the Short-wave Infrared Band," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper JW2A.94. https://doi.org/10.1364/CLEO_AT.2023.JW2A.94

CMOS-compatible high energy passively Q-switched laser

CLEO Conference Proceeding

Neetesh Singh, Milan Sinobad, Jan Lorenzen, Kai Wang, Andreas C. Liapis, Henry Frankis, Mahmoud A. Gaafar, Stefanie Haugg, Henry Francis, Jose Carreira, Michael Geiselmann, Tobias Herr, Jonathan Bradley, Zhipei Sun, Sonia M Garicia-Blanco, and Franz X Kärtner

DESY, LIGENTEC, TWENTE

​N. Singh, M. Sinobad, J. Lorenzen, K. Wang, A. C. Liapis, H. Frankis, M. A. Gaafar, S. Haugg, H. Francis, J. Carreira, M. Geiselmann, T. Herr, J. Bradley, Z. Sun, S. M. Garicia-Blanco, and F. X. Kärtner, "CMOS-compatible high energy passively Q-switched laser," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper STu4P.2. https://doi.org/10.1364/CLEO_SI.2023.STu4P.2

Watt-class CMOS-compatible power amplifier

CLEO Conference Proceeding

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Mahmoud A. Gaafar, Henry Francis, Michael Geiselmann, Tobias Herr, Sonia M Garcia-Blanco, and Franz X. Kärtner

DESY, LIGENTEC, TWENTE

N. Singh, J. Lorenzen, M. Sinobad, K. Wang, M. A. Gaafar, H. Francis, M. Geiselmann, T. Herr, S. M. Garcia-Blanco, and F. X. Kärtner, "Watt-class CMOS-compatible power amplifier," in Conference on Lasers and Electro-Optics/Europe (CLEO/Europe 2023) and European Quantum Electronics Conference (EQEC 2023), Technical Digest Series (Optica Publishing Group, 2023), paper pd_1_6.

High energy passively Q-switched laser on a CMOS platform

CLEO Conference Proceeding

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Andreas C. Liapis, Henry Frankis, Mahmoud A. Gaafar, Stefanie Haugg, Henry Francis, Jose Carreira, Michael Geiselmann, Tobias Herr, Jonathan Bradley, Zhipei Sun, Sonia M. Garcia-Blanco, and Franz X. Kärtner

DESY, LIGENTEC, TWENTE, AALTO

N. Singh, J. Lorenzen, M. Sinobad, K. Wang, A. C. Liapis, H. Frankis, M. A. Gaafar, S. Haugg, H. Francis, J. Carreira, M. Geiselmann, T. Herr, J. Bradley, Z. Sun, S. M. Garcia-Blanco, and F. X. Kärtner, "High energy passively Q-switched laser on a CMOS platform," in Conference on Lasers and Electro-Optics/Europe (CLEO/Europe 2023) and European Quantum Electronics Conference (EQEC 2023), Technical Digest Series (Optica Publishing Group, 2023), paper ca_9_6.

Towards On-Chip Ultrafast Pulse Amplification

CLEO Conference Proceeding

Gaafar, Mahmoud A. and Wang, Kai and Ludwig, Markus and Wildi, Thibault and Sinobad, Milan and Lorenzen, Jan and Francis, Henry and Geiselmann, Michael and Kärtner, Franz X. and Garicia-Blanco, Sonia M. and Singh, Neetesh and Herr, Tobias

DESY, LIGENTEC, TWENTE

M. A. Gaafar et al., "Towards On-Chip Ultrafast Pulse Amplification," 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC), Munich, Germany, 2023, pp. 1-1, doi: 10.1109/CLEO/Europe-EQEC57999.2023.10231611.

Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits

Nature Communications Physics

Xinru Ji, Junqiu Liu, Jijun He, Rui Ning Wang, Zheru Qiu, Johann Riemensberger & Tobias J. Kippenberg

EPFL

Ji, X., Liu, J., He, J. et al. Compact, spatial-mode-interaction-free, ultralow-loss, nonlinear photonic integrated circuits. Commun Phys 5, 84 (2022). https://doi.org/10.1038/s42005-022-00851-0

A photonic integrated circuit–based erbium-doped amplifier

Science

Liu, Yang, Qiu, Zheru, Ji, Xinru, Lukashchuk, Anton, He, Jijun, Riemensberger, Johann, Hafermann, Martin, Wang, Rui Ning, Liu, Junqiu, Ronning, Carsten, Kippenberg, Tobias J.

EPFL

Yang Liu et al. ,A photonic integrated circuit–based erbium-doped amplifier.Science376,1309-1313(2022). https://doi.org/10.1126/science.abo2631

Photonic-chip integrated large-mode-area high-power CW optical amplifier

EOS Annual Meeting (EOSAM 2023) Conference Proceeding

Mahmoud A. Gaafar, Kai Wang, Markus Ludwig, Thibault Wildi, Jan Lorenzen, Henry Francis, Michael Geiselmann, Milan Sinobad, Franz X. Kärtner, SoniaM. Garcia-Blanco, Neetesh Singh and Tobias Herr

DESY, LIGENTEC

Mahmoud A. Gaafar, Kai Wang, Markus Ludwig, Thibault Wildi, Jan Lorenzen, Henry Francis, Michael Geiselmann, Milan Sinobad, Franz X. Kärtner, SoniaM. Garcia-Blanco, Neetesh Singh and Tobias Herr, "Photonic-chip integrated large-mode-area high-power CW optical amplifier", EPJ Web Conf., 287 (2023) 01009. DOI: https://doi.org/10.1051/epjconf/202328701009

Chip-scale, CMOS-compatible, high energy passively Q-switched laser

arXiv

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Andreas C. Liapis, Henry Frankis, Stefanie Haugg, Henry Francis, Jose Carreira, Michael Geiselmann, Mahmoud A. Gaafar, Tobias Herr, Jonathan D. B. Bradley, Zhipei Sun, Sonia M Garcia-Blanco, Franz X. Kartner

DESY, LIGENTEC, AALTO, TWENTE

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Andreas C. Liapis, Henry Frankis, Stefanie Haugg, Henry Francis, Jose Carreira, Michael Geiselmann, Mahmoud A. Gaafar, Tobias Herr, Jonathan D. B. Bradley, Zhipei Sun, Sonia M Garcia-Blanco, Franz X. Kartner, "Chip-scale, CMOS-compatible, high energy passively Q-switched laser", arXiv:2303.00849 (2023). https://doi.org/10.48550/arXiv.2303.00849

​Silicon photonics-based high-energy passively Q-switched laser

Nature Photonics

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Andreas C. Liapis, Henry C. Frankis, Stefanie Haugg, Henry Francis, Jose Carreira, Michael Geiselmann, Mahmoud A. Gaafar, Tobias Herr, Jonathan D. B. Bradley, Zhipei Sun, Sonia M. Garcia-Blanco & Franz X. Kärtner

DESY, LIGENTEC, AALTO, TWENTE

Singh, N., Lorenzen, J., Sinobad, M. et al. Silicon photonics-based high-energy passively Q-switched laser. Nat. Photon. (2024). https://doi.org/10.1038/s41566-024-01388-0

A fully hybrid integrated erbium-based laser

Nature Photonics

​Yang Liu, Zheru Qiu, Xinru Ji, Andrea Bancora, Grigory Lihachev, Johann Riemensberger, Rui Ning Wang, Andrey Voloshin, Tobias J. Kippenberg

EPFL

Liu, Y., Qiu, Z., Ji, X. et al. A fully hybrid integrated erbium-based laser. Nat. Photon. 18, 829–835 (2024). https://doi.org/10.1038/s41566-024-01454-7

High power> 1.5 W tunable laser based on CMOS compatible high-power amplifier

2024 IEEE Silicon Photonics Conference

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Muharrem Kilinc, Henry Francis, Jose Carriera, Michael Geiselmann, Umit Demirbas, Mikhail Pergament, Sonia M Garcia-Blanco, and Franz X. Kärtner

DESY, LIGENTEC, TWENTE

N. Singh et al., "High power >1.5W tunable laser based on CMOS compatible high-power amplifier," 2024 IEEE Silicon Photonics Conference (SiPhotonics), Tokyo Bay, Japan, 2024, pp. 1-2, doi: 10.1109/SiPhotonics60897.2024.10544301.

Spectroscopic Properties of Thulium-doped High-power Integrated LMA Amplifiers

CLEO Conference Proceeding

Jan Lorenzen, Kai Wang, Muharrem Kilinc, Henry Francis, Jose Carreira, Michael Geiselmann, Umit Demirbas, Milan Sinobad, Mikhail Pergament, Sonia M. Garcia-Blanco, Franz X. Kärtner, and Neetesh Singh

DESY, LIGENTEC, TWENTE

J. Lorenzen, K. Wang, M. Kilinc, H. Francis, J. Carreira, M. Geiselmann, U. Demirbas, M. Sinobad, M. Pergament, S. M. Garcia-Blanco, F. X. Kärtner, and N. Singh, "Spectroscopic Properties of Thulium-doped High-power Integrated LMA Amplifiers," in CLEO 2024, Technical Digest Series (Optica Publishing Group, 2024), paper STu3D.7.
https://doi.org/10.1364/CLEO_SI.2024.STu3D.7

High power >1.5W tunable laser based on integrated LMA power amplifier

CLEO Conference Proceeding

Neetesh Singh, Jan Lorenzen, Milan Sinobad, Kai Wang, Muharrem Kilinc, Henry Francis, Jose Carriera, Michael Geiselmann, Mikhail Pergament, Umit Demirbas, Sonia M Garcia-Blanco, and Franz X. Kärtner

DESY, LIGENTEC, TWENTE

N. Singh, J. Lorenzen, M. Sinobad, K. Wang, M. Kilinc, H. Francis, J. Carriera, M. Geiselmann, M. Pergament, U. Demirbas, S. M. Garcia-Blanco, and F. X. Kärtner, "High power >1.5W tunable laser based on integrated LMA power amplifier," in CLEO 2024, Technical Digest Series (Optica Publishing Group, 2024), paper SM2I.3.
https://doi.org/10.1364/CLEO_SI.2024.SM2I.3

High Power 1.8 W Tunable Laser Based on CMOS Compatible Power Amplifier

The 25th European Conference on Integrated Optics

Neetesh Singh, Jan Lorenzen, Muharrem Kilinc, Kai Wang, Milan Sinobad, Henry Francis, Jose Carriera, Michael Geiselmann, Umit Demirbas, Mikhail Pergament, Sonia M. Garcia-Blanco & Franz X. Kärtner

DESY, LIGENTEC, TWENTE

Singh, N. et al. (2024). High Power 1.8 W Tunable Laser Based on CMOS Compatible Power Amplifier. In: Witzens, J., Poon, J., Zimmermann, L., Freude, W. (eds) The 25th European Conference on Integrated Optics. ECIO 2024. Springer Proceedings in Physics, vol 402. Springer, Cham. https://doi.org/10.1007/978-3-031-63378-2_5

Communication & Dissemination activities:

​The International Advanced Fiber Laser Conference, Chendu, China (Plenary talk)

Event/conference/ seminar

​Presentation title

​Speaker

​Partners involved

​Date

​SPIE Integrated Optics: Devices, Materials, and Technologies XXV

​Ultra-high on-chip optical gain fabricated with atomic-layer deposition technology

Zhipei Sun

AALTO

​06.-11.03.2021

​Optics Frontier Online, organised by Chinese Laser publishers

​Ultrafast lasers with 2D materials

Zhipei Sun

AALTO

​17.03.2021

​Online seminar organised by Aston University

​Quantum photonics with 2D materials

Zhipei Sun

AALTO

19.04.2021

​EurA Pathfinder Symposium

HowTo design a winning PATHFINDER Project – Example FEMTOCHIP

​Thomas Schwarzbäck

​EURA

​08.06.2021

OpFaTec network - network meeting

​HowTo design a winning PATHFINDER Project – Example FEMTOCHIP

​Thomas Schwarzbäck

​EURA

​30.06.2021

​Photonics+

​Application examples for low loss SiN photonic circuits

​Michael Geiselmann

​LGT

​30.06.2021

​SPIE Optics & Photonics symposium, "Plasmonics: Design, Materials, Fabrication, Characterization, and Applications XIX" San Diego

​Broadband plasmonic enhancement FWM in monolayer MoS2

Zhipei Sun

AALTO

​01.-05.08.2021

​Wutong Forum, The Chinese university of Hong Kong

​Nonlinear optics in two-dimensional materials

Zhipei Sun

AALTO

14.-16.08.2021

UKPL network - network meeting

​Breaking the electronic jitter wall with  femtosecond laser technology

​Franz Kärtner

DESY

​15.09.2021

​IEEE HONET

Silicon Nitride Photonic Integrated Circuits for Next Generation Products

Michael Geiselmann

LGT

​13.10.2021

​OPTICA Technology showcase

​Low loss PICs: from fast prototyping to high volumes

Michael Geiselmann

LGT

​14.10.2021

Huawei Science and Technology Workshop

​Breaking the electronic jitter wall with  femtosecond laser technology

​DESY

​Franz Kärtner

​14.10.2021

​OpFaTec network - network meeting

​Breaking the electronic jitter wall with  femtosecond laser technology

​Franz Kärtner

​DESY

20.10.2021

​PIC International

​Low loss PICs: from fast prototyping to high volumes

Michael Geiselmann

LGT

​10.11.2021

​TechConnect Europe Malmö

​Femtosecond Laser on a Chip - FEMTOCHIP

​Thomas Schwarzbäck

​EURA

​15.11.2021

​Baiwang seminar, Beijing quantum institute

​Quantum photonics with 2D materials

​Zhipei Sun

AALTO

​23.11.2021

​PIERS, Photonic & Electromagnetics Research Symposium

​Low loss silicon nitride for integrated photonics

Michael Geiselmann

LGT

​21.11.2021

​IPN-BiO school, Valencia, Spain

​2D materials actively mode-locked fiber lasers

​Zhipei Sun

AALTO

​02.12.2021

​2D material photonics

​Zhipei Sun

AALTO

​02.12.2021

​µHI-Light Network-Meeting

​FEMTOCHIP project

​Franz Kärtner

​DESY

​10.02.2022

​Workshop: European Innovation Council
EIC Funding Programs for Life Science Research and Business Development

​FEMTOSECOND LASER ON A CHIP - FEMTOCHIP project

​Frederick Vinzent

​EURA

​13.04.2022

​CLEO 2022

​Invited Talk: Towards CMOS compatible high power mode-locked lasers and frequency combs

​Neetesh Singh

​DESY

​15 – 20 May 2022

​Photonic integrated erbium-doped silicon nitride amplifiers with intense net gain (accepted)

​CLEO 2022

​Yang Liu

EPFL

​15 – 20 May 2022

​Invited Talk: Integrated CMOS-Compatible Femtosecond Lasers for Photonic ADCs

​ECOC 2022

​Franz X. Kärtner

​DESY

​September 19-22, 2022

​EurA Photonic Days

​Breaking the electron jitter wall with femtosecond laser technology

​Franz X. Kärtner

​DESY

​October 25-26, 2022

Talk at Quantum World of Photonics

​Low loss PICs for quantum: every photon counts

​Michael Geiselmann

LIGENTEC

Apr 22

Invited Talk at CLEO

Low Loss Photonic Integrated Circuits: From Fast Prototyping to High Volumes

LIGENTEC

May 2022

Michael Geiselmann

Talk at ECIO

Low loss PICs: From fast prototyping to high volumes

Michael Geiselmann

LIGENTEC

June 2022

Talk at PIC International

Low Loss Photonic Integrated Circuits: Every photon counts

Pieter Wuytens

LIGENTEC

June 2022

Talk at Market Watch at ECOC

Low Loss PICs: from fast prototyping to high volumes

Michael Geiselmann

LIGENTEC

Sep 22

NPL Joint Symposium on Quantum Technologies

Low loss QPICs: every photon counts

Henry Francis

LIGENTEC

01.09.2022

Talk at Photonics Spectra Online Conference

From fast prototyping to high volumes

Michael Geiselmann

LIGENTEC

October 09, 2023

Talk at PhotonicsWest 2023

From fast prototyping to high volumes

Michael Geiselmann

LIGENTEC

January 28, 2023

Poster at Projects at the EPFL Center of MicroNanoTechnology

FEMTOCHIP

Jose Carreira

LIGENTEC

May 12, 2023

CLEO US 2023

CLEO US 2023

CLEO US 2023

LIGENTEC

AALTO

EPFL

May 07-12, 2023

May 07-12, 2023

May 07-12, 2023

Talk at CLEO US 2023

CMOS-Compatible High Energy Passively Q-Switched Laser

Neetesh Singh

DESY

May 07-12, 2023

Silicon Nitride Apodized Chirped Gratings in the Short-Wave Infrared Band

Talk at CLEO US 2023

Milan Sinobad

DESY

May 07-12, 2023

Talk at OECC in Shanghai

Low loss silicon nitride photonic integrated circuit applications: From Academy to Industry

Can Yao

LIGENTEC

Jul 2, 2023

Invited Talk at OECC in Shanghai

Applications of thick Silicon Nitride photonic integrated circuits

Can Yao

LIGENTEC

Jul 3, 2023

Talk at CIOE China International Optoelectronic Expo

Loss loss PICs: from prototype to volume

Can Yao

LIGENTEC

Sep 6-8, 2023

Talk at IEEE Quantum Week 2023 panel

What's in your photonics for quantum toolbox?

LIGENTEC

Sep 17-22, 2023

Talk at EPIC Technology Meeting on Photonics for Bio and Life Science Applications

Integrated biosensing from the visible to the IR using low loss silicon nitride

Anton Vasiliev

LIGENTEC

Sep 27, 2023

Talk at Quantum Industry day Lausanne

Talk at SPIE Photonex 2023, Glasgow

Invited Talk at SPIE Photonex 2023, Glasgow

Talk at OPTICA Industry Tutorial

Scalable active integration for low loss silicon nitride platform

Monolithic integration of rare-earth ion doped Al2O3 on Si3N4 for on-chip amplifiers and lasers

Low Loss Photonic Integrated Circuits: From Prototype to Volume

​Michael Geiselmann

​Michael Geiselmann

Sonia M. García-Blanco

LIGENTEC

LIGENTEC

LIGENTEC

TWENTE

Oct 04. 2023

Oct 25-26, 2023

Oct 25-26, 2023

Dec 07, 2023

Talk at Photonics Spectra Integrated Photonics Summit

Bridging the Gap: Scaling Low-Loss PICs for Breakthrough Applications

​Michael Geiselmann

LIGENTEC

Jan 17, 2024

​Talk in GATEPOST Workshop

​FEMTOSECOND LASER ON A CHIP

Thomas Schwarzbäck

EURA

Apr 04, 2024

Participation in PHOTONICS ON 300 MM WAFERS WORKSHOP

Thomas Schwarzbäck

EURA

Apr 23, 2024

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