Observation of Polarization Singularities in a Brewster-Reflected Paraxial Beam (JTh2E.1)
Presenter: ANIRBAN DEBNATH, University of Hyderabad
Using a simulated model of a diverging paraxial beam reflected at a plane dielectric interface, we show that the Brewster-reflected beam manifests phase and polarization singularities.
Authors:ANIRBAN DEBNATH/University of Hyderabad Nirmal Viswanathan/University of Hyderabad
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Gouy phase shift contribution on efficient SHG at noncentrosymmetric materials interfaces (JTh2E.2)
Presenter: Lino Misoguti, Instituto de Física de São Carlos, USP
We observed that applying tightly focused laser beam, Gouy phase shift plays important role on efficient SHG at interfaces of both isotropic and anisotropic noncentrosymmetric materials. This effect is similar to THG at materials interfaces.
Authors:Jorge Gomes/Instituto de Física de São Carlos, USP Emerson Barbano/Universidade Federal do Parana Sergio Zilio/Instituto de Física de São Carlos, USP Lino Misoguti/Instituto de Física de São Carlos, USP
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A wide detection range refractive index sensor based on exposed core tellurite micro-structured optical fiber (JTh2E.3)
Presenter: Tonglei Cheng, Northeastern University
A novel refractive index sensor based on an exposed-core tellurite microstructure optical fiber has been implemented. The sensitivity of sensor is up to 2919.4nm/RIU. It is reliable, cost-effective and offers a possibility for label-free biosensing.
Authors:Xue Zhou/Northeastern University Tonglei Cheng/Northeastern University Takenobu Suzuki/Research Center for Advanced Photon Technology Yasutake Ohishi/Research Center for Advanced Photon Technology
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MXene and nonlinear polarization evolution hybrid mode-locking for high performance ultrafast fiber lasers (JTh2E.4)
Presenter: Chunyang Ma, Shenzhen University
A self-starting mode-locked laser with low threshold can be achieved using V2CTx nanosheets and nonlinear polarization evolution. 72 fs pulse duration is easily achieved from this hybrid mode-locked fiber laser system.
Authors:Chunyang Ma/Shenzhen University Weichun Huang/Shenzhen University Yunzheng Wang/Shenzhen University Han Zhang/Shenzhen University
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Tailoring optical nonlinearities of indium tin oxide (JTh2E.5)
Presenter: Mario Miscuglio, George Washington University
Here we experimentally show the capability of tailoring the nonlinear all-optical modulation of the complex refractive index in response of pulsed laser in the Epsilon Near Zero (ENZ) region for different deposition conditions of ITO.
Authors:Mario Miscuglio/George Washington University Yaliang Gui/George Washington University Jagannath Paul/National Institute of Standards and Technology Jared Wahlstrand/National Institute of Standards and Technology Volker Sorger/George Washington University
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Intrinsic anisotropy in nonlinear optical absorption of Sb2S3 nanorods (JTh2E.6)
Presenter: Rajesh Yadav, IISER Bhopal
Here, we report the first observation of the fundamental intrinsic anisotropy (61%) in nonlinear absorption (NLA) of Sb2S3 nanorods. Experimentally, we found the anisotropy in NLA ΔIS (anisotropy) ≈ 0.058GW/cm2 at a peak intensity of 0.095GW/cm2.
Authors:Rajesh Yadav/IISER Bhopal
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Propagation phase elimination of light pulses by an initial phase-locked synchronized moving source (JTh2E.7)
Presenter: Yao lu, Nankai University
We demonstrate an innovative approach to eliminate the propagation phase of light pulses by designing an initial phase-locked synchronizing moving source. Counterintuitively, this result shows the propagation phase could be eliminated, for the first time.
Authors:Yao lu/Nankai University hao xiong/Nankai University Qiang Wu/Nankai University Jingjun Xu/Nankai University
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Noise Investigation of Deep-UV Dispersive Wave Generation in Gas-Filled Fiber Utilizing Nonlinear Pulse Compression (JTh2E.8)
Presenter: Callum Smith, Technical University of Denmark
Deep-UV radiation is achieved through dispersive wave generation in an argon-filled anti-resonant fiber utilizing a nonlinearly compressed 1030nm pump. Relative intensity noise is characterized at 280nm, with 1.6% achieved for optimal argon-pressure and pump parameters.
Authors:Callum Smith/Technical University of Denmark Asbjørn Moltke/Technical University of Denmark Abubakar Adamu/Technical University of Denmark Mattia Michieletto/NKT Photonics A/S Patrick Bowen/NKT Photonics A/S Peter Moselund/NKT Photonics A/S Christos Markos/Technical University of Denmark Ole Bang/Technical University of Denmark
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Second-harmonic Generation of Asymmetric Bessel-Gaussian Beams Carrying Multiple OAM Charge Numbers (JTh2E.9)
Presenter: Kunjian Dai, Clemson University
In this paper we demonstrate the second-harmonic generation of asymmetric Bessel-Gaussian beams carrying orbital angular momentum. One advantage is that the asymmetric Bessel-Gaussian beams offer a chance to tailor the generated field.
Authors:Kunjian Dai/Clemson University Wenzhe Li/Clemson University Kaitlyn Morgan/Clemson University Keith Miller/Clemson University Richard Watkins/Clemson University Eric Johnson/Clemson University
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Experimental Demonstration of Mid-Infrared Spontaneous Four-wave Mixing with A Tellurite All-solid Hybrid Microstructured Fiber (JTh2E.10)
Presenter: Hoa Nguyen, Toyota Technological Institute
Spontaneous four-wave mixing in a novel tellurite fiber is demonstrated. Using a pumping laser at 1.9 μm, a signal and an idler at 1.25 and 4.1 μm are generated. This corresponds to a frequency shift of 85 THz which is the largest frequency shift in soft-glass fiber ever reported
Authors:Hoa Nguyen/Toyota Technological Institute Than Singh Saini/Toyota Technological Institute Hoang Tuan Tong/Toyota Technological Institute Goichi Sakai/Furukawa Denshi Co Morio Matsumoto/Furukawa Denshi Co Takenobu Suzuki/Toyota Technological Institute Yasutake Ohishi/Toyota Technological Institute
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Nonlinear computer-generated optical holograms in lithium niobate crystal by femtosecond laser micromachining (JTh2E.11)
Presenter: Bing Zhu, Shanghai Jiao Tong University
An efficient nonlinear computer-generated optical holograms technique has been demonstrated in lithium niobate crystal, which fabricated by femtosecond laser pulses. The birefringence progress is used to provide the longitudinal phase matching of the wave vectors.
Authors:Bing Zhu/Shanghai Jiao Tong University Haigang Liu/Shanghai Jiao Tong University Yi'an Liu/Shanghai Jiao Tong University Yan Xiongshuo/Shanghai Jiao Tong University Yuping Chen/Shanghai Jiao Tong University Xianfeng Chen/Shanghai Jiao Tong University Xiangmin Liu/Shanghai Jiao Tong University
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Development of a Sub-microsecond Broadband Pulsed Laser for Cooling Positronium (JTh2E.12)
Presenter: Yohei Tajima, The University of Tokyo
We develop a unique deep-ultraviolet pulsed laser proposed for achieving laser cooling of positronium. It fulfills a wide bandwidth and a long pulse duration for atoms with a small mass and a finite lifetime.
Authors:Yohei Tajima/The University of Tokyo Kyohei Yamada/The University of Tokyo Kenji Shu/The University of Tokyo Akira Ishida/The University of Tokyo Shoji Asai/The University of Tokyo Makoto Kuwata-Gonokami/The University of Tokyo Eunmi Chae/The University of Tokyo Kosuke Yoshioka/The University of Tokyo
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Third-harmonic Generation from Multilayer Graphene on Silicon Nitride Guided Mode Resonance Structures (JTh2E.13)
Presenter: Sruti Menon, Indian Institute of Science
We report third-harmonic generation enhancement with strong polarization-dependence from multilayer graphene on silicon nitride guided-mode resonance structures. These gratings are a promising passive platform with weak inherent nonlinearity for integration with strong nonlinear layered materials.
Authors:Sruti Menon/Indian Institute of Science Medha Dandu/Indian Institute of Science Jayanta Deka/Indian Institute of Science Kausik Majumdar/Indian Institute of Science Varun Raghunathan/Indian Institute of Science
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Nonlinear optical properties of metal halide perovskite single crystals (JTh2E.14)
Presenter: Christian Kriso, Philipps-Universität Marburg
We measure nonlinear refraction and absorption of a CH3NH3PbBr3 single crystal with the Z-scan technique. Our results provide the first reference of the intrinsic, ultrafast nonlinear refractive index in the metal halide perovskite material class.
Authors:Christian Kriso/Philipps-Universität Marburg Markus Stein/Philipps-Universität Marburg Tobias Haeger/University of Wuppertal Neda Pourdavoud/University of Wuppertal Marina Gerhard/Philipps-Universität Marburg Arash Rahimi-Iman/Philipps-Universität Marburg Thomas Riedl/University of Wuppertal Martin Koch/Philipps-Universität Marburg
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On-Chip Fabry-Perot Bragg Grating Cavity Enhanced Four-Wave Mixing (JTh2E.15)
Presenter: Shengjie Xie, University of Maryland
We report the generation of a Fabry-Perot Bragg grating cavity enhanced four-wave mixing signal with a conversion efficiency of -37.7 dB experimentally. A thermal-tuning based dispersion compensation technique is also demonstrated for zero dispersion implementation.
Authors:Shengjie Xie/University of Maryland Yang Zhang/University of Maryland Yi-Wen Hu/University of Maryland Sylvain Veilleux/University of Maryland Mario Dagenais/University of Maryland
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Nonlinear Microscopy of Self-Assembled Organic Microcavities (JTh2E.16)
Presenter: Nikolai Mitetelo, M.V. Lomonosov Moscow State University
We observe experimentally multiphoton processes in active organic microresonators with different shapes: spheres, squares, octahedrons and rods. Pronounced whispering gallery modes with Q-factor up to 700 and coupling induced mode splitting are demonstrated.
Authors:Nikolai Mitetelo/M.V. Lomonosov Moscow State University Evgeniy Mamonov/M.V. Lomonosov Moscow State University Mikhail Popov/M.V. Lomonosov Moscow State University Dasari Venkatakrishnarao/University of Hyderabad Mari Annadhasan/University of Hyderabad Rajadurai Chandrasekar/University of Hyderabad Tatiana Murzina/M.V. Lomonosov Moscow State University
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Biperiodically Poled Lithium Niobate Microcavities for Multiple Nonlinear Optical Processes (JTh2E.17)
Presenter: Li Zhang, NanKai University
We fabricated periodically poled lithium niobate microdisks with a 2.4×105 quality factor and a double-period domain pattern, where multiple nonlinear optical wavelength conversion processes were obtained, including SHG with a 5.1×10-4 mW-1 normalized conversion efficiency.
Authors:Li Zhang/NanKai University Zhen Hao/NanKai University Wenbo Mao/NanKai University Ang Gao/NanKai University Fang Bo/NanKai University Feng Gao/NanKai University GuoQuan Zhang/NanKai University Jingjun Xu/NanKai University
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Third-order Riemann Pulses in Optical Fiber (JTh2E.18)
Presenter: domenico bongiovanni, Nankai University
We report on the generation of third-order Riemann pulses in nonlinear optical fiber, obtained by tailoring the initial pulse in presence of high-order dispersion and Kerr nonlinearity. Analytical and numerical results show controllable pulse steepening and shock formation.
Authors:domenico bongiovanni/Nankai University Zhili Li/Nankai University Benjamin Wetzel/Université de Limoges Yi Hu/Nankai University Stefan Wabnitz/Sapienza University of Rome Roberto Morandotti/INRS University Zhigang Chen/San Francisco State University
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Dynamical Refraction of Space-time Wave Packets (JTh2E.19)
Presenter: Murat Yessenov, University of Central Florida, CREOL
We show that introducing tight spatio-temporal correlations into a wave-packet unveils remarkable dynamical refractive phenomena, such as group-velocity invariance with respect to the refractive index and group-delay cancellation while traversing stack of optical materials.
Authors:Murat Yessenov/University of Central Florida, CREOL Basanta Bhaduri/University of Central Florida, CREOL Ayman Abouraddy/University of Central Florida, CREOL
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Transient Soliton Dynamics from Stationary to Pulsation in Fiber Laser (JTh2E.20)
Presenter: Qianqian Huang, Shanghai University
We firstly report the transient soliton dynamics from stationary to pulsation via dispersive Fourier transformation. It is found that the soliton pulsation occurs accompanied with the generation of sub-sideband.
Authors:Qianqian Huang/Shanghai University Zinan Huang/Shanghai University Zhichao Luo/South China Normal University Chengbo Mou/Shanghai University
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On the role of higher order dispersion in a doubly resonant optical parametric oscillator (JTh2E.21)
Presenter: Christian Dietrich, Institute of Quantum Optics
We present experimental and numerical investigations on the spectral behaviour of a doubly resonant optical parametric oscillator. The third-order dispersion plays an important role for the pulsing and tuning dynamics.
Authors:Christian Dietrich/Institute of Quantum Optics Ihar Babushkin/Institute of Quantum Optics José Andrade/Institute of Quantum Optics Han Rao/Institute of Quantum Optics Ayhan Demircan/Institute of Quantum Optics Uwe Morgner/Institute of Quantum Optics
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Kerr Microcomb Generation With Self-injection Locked Distributed Feedback Diode Laser (JTh2E.22)
Presenter: Liyun Hao, Nanjing University
We experimentally demonstrate a Kerr frequency comb from a fiber Fabry-Pérot(FP) microresonator that is pump by a self-injection locked distributed feedback diode laser. The comb span exceeds 80 nm around 1550 nm, with beatnote linewidth of 370Hz.
Authors:Liyun Hao/Nanjing University Kunpeng Jia/Nanjing University Xiaohan Wang/Nanjing University Jian Guo/Nanjing University Zhenda Xie/Nanjing University
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Multi-Soliton Generation in a Femtosecond Degenerate Optical Parametric Oscillator (JTh2E.23)
Presenter: Chengxiao Ning, Huazhong Univ. of Science and Technology
Multi-soliton formation is observed theoretically and experimentally in a femtosecond degenerate optical parametric oscillator (OPO) with positive residual third-order dispersion and relatively high pump power.
Authors:Chengxiao Ning/Huazhong Univ. of Science and Technology Zhaowei Zhang/Huazhong Univ. of Science and Technology
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Cascaded Third Harmonic Generation in Dielectric Metasurfaces (JTh2E.24)
Presenter: Sylvain Gennaro, Sandia National Laboratories
In this work, we investigate cascaded third harmonic generation in a dielectric metasurface by exploiting high quality factor Fano resonances obtained using broken symmetry unit cells.
Authors:Sylvain Gennaro/Sandia National Laboratories Sadhvikas Addamane/Sandia National Laboratories John Reno/Sandia National Laboratories Polina Vabishchevich/Sandia National Laboratories Michael Sinclair/Sandia National Laboratories Igal Brener/Sandia National Laboratories
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Generation of Path-Frequency Hyperentanglement by Simultaneous Multiple Quasi-Phase Matching in Nonlinear Photonic Crystals (JTh2E.25)
Presenter: Guangqiang He, Shanghai Jiao Tong University
By using multiple quasi-phase matching in the nonlinear photonic crystals (NPC) whose poling direction is perpendicular to the pump beam, we theoretically generated path-frequency hyperentangled photon pairs.
Authors:Guangqiang He/Shanghai Jiao Tong University Yizhou Ding/Shanghai Jiao Tong University Chaoxiang Xi/Shanghai Jiao Tong University
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A Soliton Micro-truck (JTh2E.26)
Presenter: Manuel Crespo Ballesteros, Aston Institute of Photonic Technologies
We design a miniature device enabling conveyance of weak localized states of light along an optical fiber employing a whispering gallery soliton micro-truck, which slows down for loading and unloading at designated stops.
Authors:Manuel Crespo Ballesteros/Aston Institute of Photonic Technologies Misha Sumetsky/Aston Institute of Photonic Technologies
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Limit on Differential Group Delay Achievable by Space-Time Wave Packets (JTh2E.27)
Presenter: Layton Hall, University of Central Florida
We investigate the effects of the spectral uncertainty on the maximum differential group delay (DGD) for a finite-energy space-time wave-packet, showing the maximum DGD that can be obtained with respect to a reference pulse at c.
Authors:Murat Yessenov/University of Central Florida Lam Mach/University of Central Florida Basanta Bhaduri/University of Central Florida Layton Hall/University of Central Florida Davood Mardani/University of Central Florida Hasan Kondakci/University of Central Florida George Atia/University of Central Florida Miguel Alonso/University of Rochester Ayman Abouraddy/University of Central Florida
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Large Optomechanical Coupling near the Excitonic Resonance of a Suspended TMD Monolayer Membrane (JTh2E.28)
Presenter: Mostafa Honari-Latifpour, City University of New York
We investigate the frequency shift of an optical resonator per displacement of an atomically thin transition metal dichalcogenide suspended membrane. We show that giant optomechanical coefficients can be achieved near the excitonic resonance.
Authors:Mostafa Honari-Latifpour/City University of New York Vinod Menon/City University of New York Mohammad-Ali Miri/City University of New York
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Nondegenerate Nonlinearities in Semiconductor Quantum Wells (JTh2E.29)
Presenter: Nicholas Cox, University of Central Florida
We present measurements of the nonlinear absorption and refraction of GaAs/AlGaAs quantum wells, and explore the fitness of this material system for nonlinear photonic devices.
Authors:Nicholas Cox/University of Central Florida Junxiong Wei/Université Libre de Bruxelles Simon-Pierre Gorza/Université Libre de Bruxelles David Hagan/University of Central Florida Eric Van Stryland/University of Central Florida
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Tunable stimulated Brillouin scattering by dual lasers pumping in a WGM microcavity (JTh2E.31)
Presenter: Zhenmin Chen, Tsinghua University
High order cascaded stimulated Brillouin scattering (SBS) is achieved when a microcavity is pumped with a 1550-nm tunable laser. The SBS can be tuned by a pump laser assisted with a heating laser, which provides a new approach to generate SBS in whispering gallery mode microresonators.
Authors:Zhenmin Chen/Tsinghua University H.Y. Fu/Tsinghua University Qian Li/Peking University
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Wavelength-dependent third-harmonic generation in monolayer MoS2 (JTh2E.32)
Presenter: Yadong Wang, Aalto university
We present broadband third harmonic generation (THG) in monolayer MoS2, showing strong enhancement (up to three orders of magnitude) with excitons. Our results pave the way to understand strong THG in MoS2 for potential applications.
Authors:Yadong Wang/Aalto university Susobhan Das/Aalto university Xuerong Hu/Aalto university Yunyun Dai/Aalto university Xueyin Bai/Aalto university Zhipei Sun/Aalto university
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Discrete Cosine Single-pixel Salient Object Detection Base on Deep Learning via Fast Binary Illumination (JTh2E.33)
Presenter: Li Yonghao, Shanghai Jiao Tong University
Discrete cosine single-pixel imaging with binary illumination can fastly reconstruct a scene where area of the salient object can be detected rapidly and accurately even in the case of undersampling, utilizing deep learning model.
Authors:Li Yonghao/Shanghai Jiao Tong University Jianhong Shi/Shanghai Jiao Tong University Lei Sun/Shanghai Jiao Tong University xiaoyan wu/Shanghai Jiao Tong University Guihua Zeng/Shanghai Jiao Tong University
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A Mode Division Multiplexing Scheme Utilizing Accelerating Beams Constructed in Mixed Domain (JTh2E.34)
Presenter: Shuqing Lin, Sun Yat-Sen University
We design and experimentally demonstrate a system for mode-division multiplexing of accelerating plane wave beams, by combining light field control methods in line and frequency domains with reasonably arranged basic optical components.
Authors:Shuqing Lin/Sun Yat-Sen University Yuanhui Wen/Sun Yat-Sen University Yujie Chen/Sun Yat-Sen University Yanfeng Zhang/Sun Yat-Sen University Siyuan Yu/Sun Yat-Sen University
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Discretized light behavior in optomechanical waveguide arrays (JTh2E.35)
Presenter: Linhao Ren, Huazhong Univ of Science and Technology
Propagation properties of light in optomechanical waveguides arrays are studied for the first time. This work provides a new platform for discrete optics and broaden the application of integrated optomechanics.
Authors:Xinbiao Xu/Huazhong Univ of Science and Technology Linhao Ren/Huazhong Univ of Science and Technology Lei Shi/Huazhong Univ of Science and Technology Xinliang Zhang/Huazhong Univ of Science and Technology
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Generation of broadband THz transients via metallic spintronic emitters driven by 20-fs pulses at 1030 nm (JTh2E.36)
Presenter: Alexander Weigel, Ludwig-Maximilians-Universität München
We explore power and bandwidth scaling for the generation of highly-temporally-confined THz transients from spintronic emitters, driven by the 250-fs and 20-fs pulses of a high-power 28-MHz Yb-based laser, spectrally centered at 1030 nm.
Authors:Alexander Weigel/Ludwig-Maximilians-Universität München Leon Helms/Ludwig-Maximilians-Universität München Theresa Buberl/Ludwig-Maximilians-Universität München Tim Vogel/Ruhr-Universität Bochum Christina Hofer/Ludwig-Maximilians-Universität München Kilian Fritsch/Helmut-Schmidt University Hamburg Natalia Martín Sabanés/Freie Universität Berlin Gerhard Jakob/Johannes Gutenberg University Mainz Mathias Kläui/Johannes Gutenberg University Mainz Oleg Pronin/Helmut-Schmidt University Hamburg Tobias Kampfrath/Freie Universität Berlin Clara Saraceno/Ruhr-Universität Bochum Ioachim Pupeza/Ludwig-Maximilians-Universität München
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