Demonstrating Data-to-Knowledge Pipelines for Connecting Production Sites in the World Wide Lab

Authors: Gorißen, Leon, Schneider, Jan-Niklas, Behery, Mohamed, Brauner, Philipp, Lennartz, Moritz, Kötter, David, Kaster, Thomas, Petrovic, Oliver, Hinke, Christian, Gries, Thomas, Lakemeyer, Gerhard, Ziefle, Martina, Brecher, Christian, Häfner, Constantin

Subject Terms: Computer Science - Robotics, Computer Science - Machine Learning

Access URL: http://arxiv.org/abs/2412.12231

Metropolitan-scale heralded entanglement of solid-state qubits

Authors: Stolk, Arian J., van der Enden, Kian L., Slater, Marie-Christine, Raa-Derckx, Ingmar te, Botma, Pieter, van Rantwijk, Joris, Biemond, Benjamin, Hagen, Ronald A. J., Herfst, Rodolf W., Koek, Wouter D., Meskers, Arjan J. H., Vollmer, René, van Zwet, Erwin J., Markham, Matthew, Edmonds, Andrew M., Geus, Jan Fabian, Elsen, Florian, Jungbluth, Bernd, Haefner, Constantin, Tresp, Christoph, Stuhler, Jürgen, Ritter, Stephan, Hanson, Ronald

Source: Sci. Adv. 10, eadp6442 (2024)

Subject Terms: Quantum Physics

Access URL: http://arxiv.org/abs/2404.03723

Implications of topology optimization on the ecological efficiency of the LPBF process

Authors: Weiss, Christian ^a, Beck, Bendix ^a, Häfner, Constantin Leon ^{a, b}

Source: In Procedia CIRP 2024 124:163-167

Deep Learning for Real-Time Modeling of High Repetition Rate, Short Pulse CPA Laser Amplifier

Authors: Herriot, Sandrine I, Galvin, Thomas C, Ng, Brenda M, Sistrunk, Emily F, Betts, Shawn, Siders, Craig W, Spinka, Thomas M, Smith, Daniel, Talathi, Sachin S, Williams, Wade H, Haefner, Constantin L

Source: 2019 Conference on Lasers and Electro-Optics (CLEO) Lasers and Electro-Optics (CLEO), 2019 Conference on. :1-2 May, 2019

Relation: 2019 Conference on Lasers and Electro-Optics (CLEO)

Pulsed power system for the HAPLS Diode Pumped Laser System

Authors: Fulkerson, E. Stephen, Telford, Steven, Deri, Robert, Bayramian, Andy, Lanning, Rod, Koh, Ed, Charron, Ken, Haefner, Constantin

Source: 2015 IEEE Pulsed Power Conference (PPC) Pulsed Power Conference (PPC), 2015 IEEE. :1-6 May, 2015

Relation: 2015 IEEE Pulsed Power Conference (PPC)

Low-dispersion low-loss dielectric gratings for efficient ultrafast laser pulse compression at high average powers

Authors: Alessi, David A., Nguyen, Hoang T., Britten, Jerald A., Rosso, Paul A., Haefner, Constantin

Subject Terms: Physics - Instrumentation and Detectors, Physics - Optics

Access URL: http://arxiv.org/abs/1811.03091

Industry and academia: pursuing a PhD at Fraunhofer, the best of both worlds
High Power Lasers for Fusion Research VII

Authors: Klein, Sarah, Adams, Martin, Traub, Martin, Biermann, Tim, Hoffmann, Hans-Dieter, Haefner, Constantin L.

Source: Proceedings of SPIE, the International Society for Optical Engineering. 12401:124010B-124010B-4

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN900058183&indx=1&recIds=ETOCCN900058183

Investigation on the influence of powder humidity in Laser Powder Bed Fusion (LPBF)

Authors: Weiss, Christian, Heslenfeld, Jonas, Saewe, Jasmin Kathrin, Bremen, Sebastian, Häfner, Constantin Leon

Source: In Procedia CIRP 2022 111:115-120

Some factors affecting porosity in directed energy deposition of AlMgScZr-alloys

Authors: Zhao, Tong, Wang, Yuhan, Xu, Tianshan, Bakir, Maha, Cai, Wangcan, Wang, Mengjie, Dahmen, Marius, Zheng, Qihong, Wei, Xianke, Hong, Chen, Zhong, Chongliang, Albus, Patrick, Schopphoven, Thomas, Gasser, Andres, Häfner, Constantin Leon

Source: In Optics and Laser Technology November 2021 143

Evaluation of productivity scaling approaches for laser powder bed fusion of nickel-base alloy 625
High-Power Laser Materials Processing: Applications, Diagnostics, and Systems XI

Authors: Lantzsch, Tim, Heussen, Daniel, Praetzsch, Niklas, Haefner, Constantin

Source: Proceedings of SPIE, the International Society for Optical Engineering. 11994:1199405-1199405-13

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN900043067&indx=1&recIds=ETOCCN900043067

Frequency down-conversion for efficient, low-noise quantum frequency converters
Quantum Computing, Communication, and Simulation II

Authors: Geus, Jan Fabian, Elsen, Florian, Nyga, Sebastian, Jungbluth, Bernd, Hoffmann, Hans-Dieter, Haefner, Constantin

Source: Proceedings of SPIE, the International Society for Optical Engineering. 12015:1201506-1201506-6

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN900041361&indx=1&recIds=ETOCCN900041361

Increasing laser contrast by relativistic self-guiding and its application to laser-based proton acceleration

Authors: Chen, Yu-hsin, Alessi, David, Drachenberg, Derrek, Pollock, Bradley, Albert, Felicie, Ralph, Joseph, Haefner, Constantin

Source: 2014 Conference on Lasers and Electro-Optics (CLEO) - Laser Science to Photonic Applications Lasers and Electro-Optics (CLEO), 2014 Conference on. :1-2 Jun, 2014

Relation: 2014 Conference on Lasers and Electro-Optics (CLEO)

Detection of contamination of protective windows in Laser Powder Bed Fusion by means of a line scan camera
Laser-Induced Damage in Optical Materials 2021

Authors: Praetzsch, Niklas, Sturzebecher, Hermann, Pirch, Norbert, Fischer, Felix, Haefner, Constantin L.

Source: Proceedings of SPIE, the International Society for Optical Engineering. 11910:1191015-1191015-15

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN900049184&indx=1&recIds=ETOCCN900049184

Low-dispersion low-loss dielectric gratings for efficient ultrafast laser pulse compression at high average powers

Authors: Alessi, David A., Nguyen, Hoang T., Britten, Jerald A., Rosso, Paul A., Haefner, Constantin

Source: Optics & laser technology. 117:239-243

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100081540510.0x000001&indx=1&recIds=ETOCvdc_100081540510.0x000001

Temporal pre-pulse generation in high-intensity CPA lasers from imperfect domain orientation in anisotropic crystals
Short-pulse High-energy Lasers and Ultrafast Optical Technologies

Authors: Cupal, Josef, Spinka, Thomas, Sistrunk, Emily, Rus, Bedrich, Haefner, Constantin

Source: Proceedings of SPIE, the International Society for Optical Engineering. 11034:110340F-110340F-10

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCCN900006062&indx=1&recIds=ETOCCN900006062

High-Average-Power Ultrafast Lasers

Authors: Spinka, Thomas M., Haefner, Constantin

Source: Optics and photonics news. 28(10):26-33

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN613164800&indx=1&recIds=ETOCRN613164800

The age of the laser has only just begun: HOW EUROPE'S LARGEST CENTER FOR APPLIED LASER RESEARCH IS MORPHING FROM LASER ENGINEERING TO SYSTEMS ENGINEERING.

Authors: THOSS, ANDREAS¹ th@thoss-media.de, HAEFNER, CONSTANTIN²

Source: Laser Focus World. Jan2022, Vol. 58 Issue 1, p59-62. 4p.

Subject Terms: *ENGINEERING systems, *SYSTEMS engineering, *LASERS

Geographic Terms: EUROPE

Optical setup for a two-dimensional tweezer array with independently adjustable columns for neutral atom quantum computing

Authors: Hemmer, Philip R., Migdall, Alan L., Adams, Martin, Traub, Martin, Hoffmann, Hans-Dieter, Meinert, Florian, Ilzhöfer, Philipp, Westphalen, Thomas, Ludwig, Kersten, Zhao, Jiachen, Scholz, Achim, Unnikrishnan, Govind, Kumar Gupta, Ratnesh, Pfau, Tilman, Haefner, Constantin L.

Source: Proceedings of SPIE; March 2024, Vol. 12911 Issue: 1 p129110L-129110L-7, 1161998p

Industry and academia: pursuing a PhD at Fraunhofer, the best of both worlds

Authors: Awwal, Abdul A. S., Haefner, Constantin L., Klein, Sarah, Adams, Martin, Traub, Martin, Biermann, Tim, Hoffmann, Hans-Dieter, Haefner, Constantin L.

Source: Proceedings of SPIE; March 2023, Vol. 12401 Issue: 1 p124010B-124010B-4, 1116095p

Laser-diode-pumped Cr:ZnSe CW laser tunable in mid-IR range of 2.05-2.65μm

Authors: Bakule, Pavel, Haefner, Constantin L., Hein, Joachim, Butcher, Thomas J., Říha, Adam, Jelínková, Helena, Doroshenko, Maxim E., Němec, Michal, Šulc, Jan, Čech, Miroslav, Badikov, Valery V.

Source: Proceedings of SPIE; June 2023, Vol. 12577 Issue: 1 p125770E-125770E-11, 12451242p