Publikationen

2026

• M. Zahn, E. Beyreuther, I. Kiseleva, J. Ratzenberger, M. Rüsing, L.M. Eng.
  "Domain-wall/metal-electrode injection barrier in lithium niobate: Fowler-Nordheim tunneling fits best."
  Physical Review B  114, 045406 (2026).
  doi:10.1103/3q26-4c3g
  arXiv preprint: "The domain-wall/metal-electrode injection barrier in lithium niobate: Which electrical transport model fits best?"
• R. Buschbeck, M.N. Pionteck, N. Herrmann, M. Rüsing, S.C. Kehr, S. Sanna, L.M. Eng.
  "Ab initio modeling and experimental analysis of contrast in broadband coherent anti-Stokes Raman spectroscopy: A case study on ferroelectric domain walls."
  Physical Review B  114, 034104 (2026).
  doi:10.1103/m1xq-rlft
• D. Kuźma, L.M. Eng, P. Zieliński.
  "Critical sizes and domain patterns in thin magnetic nanoparticles showing competing magnetocrystalline and shape anisotropy."
  Journal of Magnetism and Magnetic Materials 648, 174097 (2026).
  doi:10.1016/j.jmmm.2026.174097
• F. Mende, O. Ostien, F. Schöne, R. Potjan, I.V. Sprave, D. Dütz, J. Frede, T. Meier, H. Kleemann, M. Wislicenus, B. Lilienthal-Uhlig, L.M. Eng.
  "Low through-plane thermal conductivity in amorphous HfO₂/SiO₂ nanolaminates."
  Journal of Applied Physics 139(9), 095105 (2026).
  doi:10.1063/5.0312700
• A. Rogers, K. Holsgrove, N.A. Schäfer, B. Koppitz, C.J. McCluskey, S. Yedama, R. Lynch, K. Sloan, B. Porter, A. Sykes, A.C. Daniels, R.S. Silva Jr., F.Y. Bruno, S.D. Seddon, H. Lu, M. Ruesing, C. Fink, P. Fahler-Muenzer, S. Fearn, S.E.M. Heutz, M. Hadjimichael, Q.M. Ramasse, M. Alexe, A. Kumar, R.G.P. McQuaid, A. Gruverman, S. Sanna, L.M. Eng, J.M. Gregg.
  "Polar discontinuities, emergent conductivity, and critical twist-angle-dependent behaviour at wafer-bonded ferroelectric interfaces."
  Nature Communications 17, 1842 (2026).
  doi:10.1038/s41467-026-68553-7
• G. Carini,  M. Pradhan,  E. Gelžinytė,  A. Ardenghi,  S. Dixit,  M. Obst,  A.S. Senarath,  N.S. Mueller,  G. Álvarez-Pérez,  K. Diaz-Granados,  R.A. Kowalski,  R. Niemann,  F.G. Kaps,  J. Wetzel,  R. Balasubramanyam Iyer,  P. Mazzolini,  M. Schubert,  J.M. Klopf,  J.T. Margraf,  O. Bierwagen,  M. Wolf,  K. Reuter,  L.M. Eng,  S.C. Kehr,  J.D. Caldwell,  C. Carbogno,  T.G. Folland,  M.R. Wagner,  A. Paarmann.
  "Spectral Tuning of Hyperbolic Shear Polaritons in Monoclinic Gallium Oxide via Isotopic Substitution."
  Advanced Materials 38(11), e14561 (2026).
  doi:10.1002/adma.202514561
• U. Bashir, S.B. Anooz, M. Schmidbauer, L.M. Eng, M. Bickermann, S. Ganschow.
  "Structural and optical characterization of highly homogeneous lithium niobate tantalate single-crystal solid solutions."
  Journal of Crystal Growth 676, 128422 (2026).
  doi:10.1016/j.jcrysgro.2025.128422

2025

• F. Hempel, M. Rüsing, F. Vernuccio, K.J. Spychala, R. Buschbeck, G. Cerullo, D. Polli, L.M. Eng.
  "Phonon dephasing times determined with time-delayed broadband coherent anti-Stokes Raman scattering."
  Physical Review B 112,  224106 (2025).
  doi:10.1103/1ctr-csjy
• F.H. Feres, F.C.B. Maia, S. Chen, V. Mazzotti, R.A. Mayer, M. Obst, O. Hatem, L. Wehmeier, T. Nörenberg, M.S. Queiroz, J.M. Klopf, S.C. Kehr, L.M. Eng, A.R. Cadore, R. Hillenbrand, R.O. Freitas, I.D. Barcelos.
  "Two-dimensional talc as a natural abundant ultra-broadband hyperbolic material."
  Nanoscale 17, 24151-24160 (2025).
  doi: 10.1039/d5nr02966j
• R.A. Kowalski, N.S. Mueller, G. Álvarez-Pérez, M. Obst, K. Diaz-Granados, G. Carini, A. Senarath, S. Dixit, R. Niemann, R. B. Iyer, F. G. Kaps, J. Wetzel, J.M. Klopf, I. I. Kravchenko, M. Wolf, T.G. Folland, L.M. Eng, S.C. Kehr, P. Alonso-Gonzalez, A. Paarmann, J.D. Caldwell.
  "Ultraconfined THz Phonon Polaritons in Hafnium Dichalcogenides."
  Nature Materials 24, 1735–1741 (2025).
  doi: 10.1038/s41563-025-02345-0
• I. Kiseleva, B. Koppitz, E. Beyreuther, M. Roeper, S.D. Seddon, L.M. Eng.
  "In situ SHG microscopy investigation of the domain-wall conductivity-enhancement procedure in lithium niobate."
  Journal of Applied Physics 138, 114101 (2025).
  doi:10.1063/5.0290503
• H. Wulfmeier, U. Yakhnevych, C. Boekhoff, A. Diima, M. Kunzner, L.M. Verhoff, J. Paul, J. Ratzenberger , E. Beyreuther, J. Gössel, I. Kiseleva, M. Rüsing, S. Sanna, L.M. Eng, H. Fritze.
  "Demonstration of domain wall current in MgO-doped lithium niobate single crystals up to 400°C."
  Solid State Ionics 429,  116949  (2025).
  doi:10.1016/j.ssi.2025.116949
• B. Koppitz, T. Saxena, F. Bernhardt, S. Ganschow, S. Sanna, M. Rüsing, L.M. Eng.
  "Second harmonic generation contrasts of ferroelectric domain structures and composition in lithium niobate–tantalate mixed crystals."
  Journal of Applied Physics 138, 034101 (2025).
  doi:10.1063/5.0276183 
• A. Luferau, A. Pashkin, S. Winnerl, M. Obst, S.C. Kehr, E. Dimakis, T.V.A.G. de Oliveira, L.M. Eng, M. Helm.  
  "Time-resolved nanospectroscopy of III–V semiconductor nanowires."
  Nanoscale Advances 7, 3692 (2025).
  doi: 10.1039/D5NA00307E
• T. Adlmaier, S. Doering, B. Binder, D.K. Simon, T. Mikolajick, L.M. Eng.
  "Improved 2D charge carrier quantification workflow for scanning spreading resistance microscopy."
  Microelectronics Reliability 168, 115646 (2025).
  doi:10.1016/j.microrel.2025.115646
• L. Abylgazina, I. Senkovska, M. Maliuta, C. Bachetzky, M. Rauche, K. Pöschel, J. Schmidt, M. Isaacs, D. Morgan, M. Otyepka, E. Otyepkova, M. Mendt, Y.D. More, R. Buschbeck, A. Schneemann, A. Synytska, A. Pöppl, L.M. Eng, J.-C. Tan, E. Brunner, S. Kaskel.
  "The role of surface deformation on responsivity of the pillared layer metal–organic framework DUT-8(Ni)."
  Chemical Science 16, 6402 (2025).
  doi:10.1039/D4SC08223K
• M.N. Pionteck, M. Roeper, B. Koppitz, S.D. Seddon, M. Rüsing, L. Padberg, C. Eigner, C. Silberhorn, S. Sanna, L.M. Eng.
  "Second-order nonlinear piezo-optic properties of single crystal lithium niobate thin films."
  Physical Review B 111, 064109 (2025).
  doi:10.1103/PhysRevB.111.064109
• K. He, M. Bian, S. D. Seddon, K. Jagadish, A. Mucchietto, H. Ren, E. Kirstein, R. Asadi, J. Bai, C. Yao, S. Pan, J.-X. Yu, P. Milde, C. Huai, H. Hui, J. Zang, R. Sabirianov, X. M. Cheng, G. Miao, H. Xing, Y.-T. Shao, S. A. Crooker, L. Eng, Y. Hou, J. P. Bird, H. Zeng.
  "Unconventional Anomalous Hall Effect Driven by Self-Intercalation in Covalent 2D Magnet Cr₂Te₃."
  Advanced Science 12, 2407625 (2025).
  doi:10.1002/advs.202407625
• F. Bernhardt, S. Gharat, A. Kapp, F. Pfeiffer, R. Buschbeck, F. Hempel, O. Pashkin, S.C. Kehr, M. Rüsing, S. Sanna und L.M. Eng.
  "Lattice dynamics of LiNb_1-xTa_xO₃ solid solutions: Theory and experiment."
  Physica Status Solidi A: Applications and Materials Science 222, 2300968 (2025). doi:10.1002/pssa.202300968
• B. Koppitz, S. Ganschow, M. Rüsing, L.M. Eng.
  "Ferroelectric Hysteresis Measurement in the Lithium Niobate-Lithium Tantalate Single-Crystalline Family: Prospects for Lithium Niobate-Tantalate."
  Physica Status Solidi A: Applications and Materials Science 222, 2300967 (2025).
  doi:10.1002/pssa.202300967

2024

• C.S.J. Lee, C. Canalias, R. Buschbeck, B. Koppitz, F. Hempel, Z.H. Amber, L.M. Eng, M. Rüsing.
  "Impact of ion exchange on vibrational modes in Rb-doped KTiOP⁢O₄: A Raman spectroscopy study on the interplay between ion exchange and polarization switching."
  Physical Review B 110, 214115 (2024).
  doi:10.1103/PhysRevB.110.214115

• L.M. Verhoff, M.N. Pionteck, M. Rüsing, H. Fritze, L.M. Eng, S. Sanna.
  "Two-dimensional electronic conductivity in insulating ferroelectrics: Peculiar properties of domain walls."
  Physical Review Research 6, L042025 (2024).
  doi:10.1103/PhysRevResearch.6.L042015

• L. Bollmers, T. Babai-Hemati, B. Koppitz, C. Eigner, L. Padberg, M. Rüsing, L. M. Eng, C. Silberhorn.
  "Surface-near domain engineering in multi-domain x-cut lithium niobate tantalate mixed crystals."
  Applied Physics Letters 125, 151101 (2024).
  doi:10.1063/5.0210972

• J. Álvarez-Cuervo, M. Obst, S. Dixit, G. Carini, A. I. F. Tresguerres-Mata, C. Lanza, E. Terán-García, G. Álvarez-Pérez, L. Fernández-Álvarez, K. Diaz-Granados, R. Kowalski, A. S. Senerath, N.S. Mueller, L. Herrer, J.M. De Teresa, S. Wasserroth, J. M. Klopf, T. Beechem, M. Wolf, L.M. Eng, T.G. Folland, A. Tarazaga Martín-Luengo, J. Martín-Sánchez, S.C. Kehr, A.Y. Nikitin, J.D. Caldwell, P. Alonso-González, A. Paarmann.
  "Unidirectional Ray Polaritons in Twisted Asymmetric Stacks."
  Nature Communications 15, 9042 (2024).
  doi:10.1038/s41467-024-52750-3

• B. Kirbus, S.D. Seddon, I. Kiseleva, E. Beyreuther, M. Rüsing, L.M. Eng.
  "Probing ferroelectric phase transitions in barium titanate single crystals via in − situ second harmonic generation microscopy."
  Journal of Applied Physics 136(15), 154102 (2024).
  doi:10.1063/5.0237769

• R.A. Mayer, L. Wehmeier, M. Torquato, X. Chen, F.H. Feres, F.C.B. Maia, M. Obst, F.G. Kaps, A. Luferau, J.M. Klopf, S.N. Gilbert Corder, H.A. Bechtel, J.C. González, E.R. Viana,
  L.M. Eng, S.C. Kehr, R.O. Freitas, I.D. Barcelos.
  "Paratellurite Nanowires as a Versatile Material for THz Phonon Polaritons."
  ACS Photonics 11(10), 4323 (2024).
  doi:10.1021/acsphotonics.4c01249

• U. Bashir, M. Rüsing, D. Klimm, R. Blukis, B. Koppitz, L. Eng, M. Bickermann, S. Ganschow.
  "Thermal conductivity in solid-solutions of lithium niobate tantalate single crystals from 300 K up to 1300 K."
  Journal of Alloys and Compounds 1008, 176549  (2024).
  doi:10.1016/j.jallcom.2024.176549

• J.F. Schmidt, L.M. Eng, S.D. Seddon.
  "Toward 3D magnetic force microscopy: Simultaneous torsional cantilever excitation to access a second, orthogonal stray field component."
  Journal of Applied Physics 136,  113904 (2024).
  doi:10.1063/5.0226570

• J. Ratzenberger, I. Kiseleva, B. Koppitz, E. Beyreuther, M. Zahn, J. Gössel, P. A. Hegarty, Z.H. Amber, M. Rüsing, L.M. Eng. 
  "Toward the reproducible fabrication of conductive ferroelectric domain walls into lithium niobate bulk single crystals." 
  Journal of Applied Physics 136(10), 104302 (2024). 
  doi:10.1063/5.0219300

• A. Luferau, M. Obst, S. Winnerl, A. Pashkin, S.C. Kehr, E. Dimakis, F.G. Kaps, O. Hatem, K. Mavridou, L.M. Eng, M. Helm.
  "Hot-Electron Dynamics in a Semiconductor Nanowire under Intense THz Excitation."
  ACS Photonics 11, 3123-3130 (2024).
  doi: 10.1021/acsphotonics.4c00433

• S. D. Seddon, C. R. S. Haines, T. P. A. Hase, M. R. Lees, L. M. Eng, M. Alexe, M. A. Carpenter.
  "Ferroelastic control of magnetic domain structure: Direct imaging by magnetic force microscopy."
  Physical Review B 110, L060404 (2024).
  doi:0.1103/PhysRevB.110.L060404
  arXiv preprint

• M. Roeper, S.D. Seddon, Z.H. Amber, M. Rüsing, L.M. Eng.
  "Depth resolution in piezoresponse force microscopy."
  Journal of Applied Physics 135, 224102 (2024).
  doi:10.1063/5.0206784
• L. Ding, E. Beyreuther, B. Koppitz, K. Kempf, J. Ren, W. Chen, M. Rüsing, Y. Zheng, L.M. Eng.
  "Comparative study of photo-induced electronic transport along ferroelectric domain walls in lithium niobate single crystals."
  Applied Physics Letters 124, 252901 (2024).
  doi:10.1063/5.0205877
  arXiv preprint

• A. Sünbül, D. Lehninger, R. Hoffmann, H. Mähne, K. Bernert, S. Thiem, T. Kämpfe, K. Seidel, M. Lederer, L. M. Eng.
  " Improved Endurance Reliability of Ferroelectric Hafnium Oxide-Based BEoL Integrated MFM Capacitors."
  IEEE International Reliability Physics Symposium (IRPS), Grapevine, TX, USA, p.1-5 (2024).
  doi:10.1109/IRPS48228.2024.10529302

• M. Zahn, E. Beyreuther, I. Kiseleva, A.S. Lotfy, C.J. McCluskey, J.R. Maguire, A. Suna, M. Rüsing, J.M. Gregg, L.M. Eng.
  "Equivalent-circuit model that quantitatively describes domain-wall conductivity in ferroelectric LiNbO₃."
  Physical Review Applied 21, 024007 (2024).
  doi:10.1103/PhysRevApplied.21.024007
  arXiv preprint: "R2D2 -- An equivalent-circuit model that quantitatively describes domain wall conductivity in ferroelectric LiNbO3"
• F. Hempel, F. Vernuccio, L. König, R. Buschbeck, M. Rüsing, G. Cerullo, D. Polli, L.M. Eng.
  "Comparing transmission- and epi-BCARS: a round robin on solid-state materials."
  Applied Optics 63, 112 (2024).
  doi:10.1364/AO.505374
  arXiv preprint

2023

• H. Beccard, E. Beyreuther, B. Kirbus, S.D. Seddon, M. Rüsing, L.M. Eng.
  "Hall mobilities and sheet carrier densities in a single LiNbO₃ conductive ferroelectric domain wall ."
  Physical Review Applied 20, 064043 (2023).
  doi:10.1103/PhysRevApplied.20.064043
  arXiv preprint
• F. Kaps, S.C. Kehr, L.M. Eng.
  "Polarization Sensitivity in Scattering-Type Scanning Near-Field Optical Microscopy – Towards Nanoellipsometry."
  Applied Sciences 13, 10429 (2023).
  doi:10.3390/app131810429
• S. Neufeld, U. Gerstmann, L. Padberg, C. Eigner, G. Berth, C. Silberhorn, L.M. Eng, W.G. Schmidt, M. Rüsing.
  "Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family."
  Crystals 13, 1423 (2023).
  doi:10.3390/cryst13101423
• U. Bashir, K. Böttcher, D. Klimm, S. Ganschow, F. Bernhardt, S. Sanna, M. Rüsing, L.M. Eng, M. Bickermann.
  "Solid solutions of lithium niobate and lithium tantalate: crystal growth and the ferroelectric transition."
  Ferroelectrics 613, 250 (2023).
  doi:10.1080/00150193.2023.2189842
• M. Obst, T. Nörenberg, G. Álvarez-Pérez, T.V.A.G. de Oliveira,  J. Taboada-Gutiérrez, F.H. Feres, F.G. Kaps, O. Hatem, A. Luferau, A.Y. Nikitin, J.M. Klopf, P. Alonso-González, S.C. Kehr, L.M. Eng.
  "Terahertz Twistoptics – Engineering Canalized Phonon Polaritons."
  ACS Nano 17, 19313 (2023).
  doi:10.1021/acsnano.3c06477
  Preprint available at: doi:10.48550/arXiv.2308.03343
• M. Lederer, C. Mart, T. Kämpfe, D. Lehninger, K. Seidel, M. Czernohorsky, W. Weinreich, B. Volkmann, L.M. Eng.
  "Evidence for ferroelastic switching and nanoscopic domains in polycrystalline Si-doped hafnium oxide films".
  Applied Physics Letters 123, 022903 (2023).
  doi:10.1063/5.0146593

• J. Matson, S. Wasserroth, X. Ni, M. Obst, K. Diaz-Granados, G. Carini, E. Renzi, E. Galiffi, T.G. Folland, L.M. Eng, J.M. Klopf, S. Mastel, S. Armster, V. Gambin, M. Wolf, S.C. Kehr, A. Alu, A. Paarmann, J. Caldwell.

  "Controlling the Propagation Asymmetry of Hyperbolic Shear Polaritons in Beta-Gallium Oxide."
  Nature Communications 14, 5240 (2023).
  doi:10.1038/s41467-023-40789-7
• A. De, S. Haldar, S. Michel, L. Shupletsov, V. Bon, N. Lopatik, L. Ding, L.M. Eng, G.K. Auernhammer, E. Brunner, A. Schneemann.
  "Manipulation of Covalent Organic Frameworks by Side-Chain Functionalization: Toward Few Layer Nanosheets".
  Chemistry of Materials 35, 3911 (2023).
  doi:10.1021/acs.chemmater.3c00048
• F.H. Feres, I.D. Barcelos, A.R. Cadore, L. Wehmeier, T. Nörenberg, R.A. Mayer, R.O. Freitas, L.M. Eng, S.C. Kehr, F.C.B. Maia.
  "Graphene Nano-Optics in the Terahertz Gap."
  Nano Letters 23, 3913 (2023).
  doi:10.1021/acs.nanolett.3c00578
• J. Schöpf, A. Thampi, P. Milde, D. Ivaneyko, S. Kondovych, D.Y. Kononenko, L.M. Eng, L.  Jin, L. Yang, L. Wysocki, P.H.M. van Loosdrecht, K. Richter, K.V. Yershov, D. Wolf, A. Lubk, V. Lindfors-Vrejoiu.
  "Néel Skyrmion Bubbles in La_0.7Sr_0.3Mn_1–xRu_xO₃ Multilayers."
  Nano Letters 23, 3532 (2023).
  doi:10.1021/acs.nanolett.3c00693

• K. Spychala, Z.H. Amber, L.M. Eng, M. Rüsing.
  "Modeling nonlinear optical interactions of focused beams in bulk crystals and thin films: A phenomenological approach."
  Journal of Applied Physics 133, 123105 (2023).
  doi:10.1063/5.0136252

• A. Sünbül, D. Lehninger, M. Lederer, H. Mähne, R. Hoffmann, K. Bernert, S. Thiem, F. Schöne, M. Döllgast, N. Haufe, L. Roy, T. Kämpfe, K. Seidel, L.M. Eng.
  "A Study on Imprint Behavior of Ferroelectric Hafnium Oxide Caused by High-Temperature Annealing."
  Physica Status Solidi A – Applications and Materials Science 220, 2300067 (2023).
  doi:10.1002/pssa.202300067

• E. Singh, M.N. Pionteck, S. Reitzig, M. Lange, M. Rüsing, L. M. Eng, S. Sanna.
  "Vibrational properties of LiNbO₃ and LiTaO₃ under uniaxial stress."
  Physical Review Materials 7, 024420 (2023).
  doi:10.1103/PhysRevMaterials.7.024420
  arXiv preprint

• M. Lederer, R. Olivo, N. Yadav, S. De, K. Seidel, L.M. Eng, T. Kämpfe.
  "SPICE compatible semi-empirical compact model for ferroelectric hysteresis."
  Solid-State Electronics 199, 108501 (2023).
  doi:10.1016/j.sse.2022.108501
• U. Acevedo-Salas, B. Croes, Y. Zhang, O. Cregut, K. D. Dorkenoo, B. Kirbus, E. Singh, H. Beccard, M. Rüsing, L. M. Eng, R. Hertel, E. A. Eliseev, A. N. Morozovska, S. Cherifi-Hertel.
  "Impact of 3D Curvature on the Polarization Orientation in Non-Ising Domain Walls."
  Nano Letters 23, 795–803 (2023).
  doi:10.1021/acs.nanolett.2c03579
  arXiv preprint

2022

• Z.H. Amber, J. Spychala, L.M. Eng, M. Rüsing.
  "Nonlinear optical interactions in focused beams and nanosized structures."
  Journal of Applied Physics 132, 213102 (2022).
  doi:10.1063/5.0125926
• P.A. Hegarty, L.M. Eng, M. Rüsing.
  "Tuning the Čerenkov second harmonic contrast from ferroelectric domain walls via anomalous dispersion."
  Journal of Applied Physics 132, 214102 (2022).
  doi:10.1063/5.0115673
• T. Nörenberg, G. Álvarez-Pérez, M. Obst, L. Wehmeier, F. Hempel, J.M. Klopf, A.Y. Nikitin, S.C. Kehr, L.M. Eng, P. Alonso-González, T.V.A.G. de Oliveira.
  "Germanium Monosulfide as Natural Platform for Highly Anisotropic THz Polaritons."
  ACS Nano 16, 20174-20185 (2022).

  doi:10.1021/acsnano.2c05376

• E. Singh, H. Beccard, Z.H. Amber, J. Ratzenberger, C.W. Hicks, M. Rüsing, L.M. Eng.
  "Tuning domain wall conductivity in bulk lithium niobate by uniaxial stress."
  Physical Review B 106, 144103 (2022).
  doi:10.1103/PhysRevB.106.144103
• A. Sünbül, D. Lehninger, R. Hoffmann, R. Olivo, A. Prabhu, F. Schöne, K. Kühnel, M.  Döllgast, N. Haufe, L. Roy, T. Kämpfe, K. Seidel, L.M. Eng.
  "Impact of Ferroelectric Layer Thickness on Reliability of Back-End-of-Line-Compatible Hafnium Zirconium Oxide Films."
  Advanced Engineering Materials, 2201124 (2022).
  doi:10.1002/adem.202201124

• Y.X. Li, P.A. Hegarty, M. Rüsing, L.M. Eng, M. Ruck.
  "Ba(BO₂OH) - A Monoprotonated Monoborate from Hydroflux Showing Intense Second Harmonic Generation."
  Zeitschrift für Allgemeine und Anorganische Chemie 648, e202200193 (2022).
  doi:10.1002/zaac.202200193

• M. Chen, T.V.A.G. De Oliveira, I. Ilyakov, T. Nörenberg, F. Kuschewski, J.-C. Deinert, N. Awari, A. Ponomaryov, M. Kuntzsch, S.C. Kehr, L.M. Eng, M. Gensch, S. Kovalev.
  "Terahertz-slicing — an all-optical synchronization for 4th generation light sources."
  Optics Express 30, 26955 (2022).
  doi:10.1364/OE.454908
• H. Beccard, B. Kirbus, E. Beyreuther, M. Rüsing, P. Bednyakov, J. Hlinka, L.M. Eng. 
  "Nanoscale Conductive Sheets in Ferroelectric BaTiO₃: Large Hall Electron Mobilities at Head-to-Head Domain Walls."
  ACS Applied Nano Materials 5, 8717-8722 (2022).
  doi:10.1021/acsanm.2c01919
  arXiv preprint: "Large Hall electron mobilities in head-to-head BaTiO3-domain walls"
• P.A. Hegarty, H. Beccard, L.M. Eng, M. Rüsing.
  "Turn all the lights off: Bright- and dark-field second-harmonic microscopy to select contrast mechanisms for ferroelectric domain walls."
  Journal of Applied Physics 131, 244102 (2022).
  doi:10.1063/5.0094988
• M. Lammel, D. Scheffler, D. Pohl, P. Swekis, S. Reitzig, S. Piontek, H. Reichlova, R. Schlitz, K. Geishendorf, L. Siegl, B. Rellinghaus, L. M. Eng, K. Nielsch, S. T. B. Goennenwein, A. Thomas.
  "Atomic layer deposition of yttrium iron garnet thin films."
  Physical Review Materials 6, 044411 (2022).
  doi:10.1103/PhysRevMaterials.6.044411
• S. Reitzig, F. Hempel, J. Ratzenberger, P.A. Hegarty, Z.H. Amber, R. Buschbeck, M. Rüsing, L.M. Eng.
  "High-speed hyperspectral imaging of ferroelectric domain walls using broadband coherent anti-Stokes Raman scattering."
  Applied Physics Letters 120, 162901 (2022).
  doi:10.1063/5.0086029
• J. Rix, M. Rüsing, R. Galli, J. Golde, S. Reitzig, L.M. Eng, E. Koch.
  "Brillouin and Raman imaging of domain walls in periodically-poled 5%-MgO:LiNbO₃."
  Optics Express 30, 5051-5062 (2022).
  doi:10.1364/OE.447554
• A. Sünbül, T. Ali , K. Mertens, R. Revello, D. Lehninger, F. Müller, M. Lederer, K. Kühnel, M. Rudolph, S. Oehler, R. Hoffmann, K. Zimmermann, K. Biedermann, P. Schramm, M. Czernohorsky, K. Seidel, T. Kämpfe, L.M. Eng.
  "Optimizing Ferroelectric and Interface Layers in HZO-Based FTJs for Neuromorphic Applications."
  IEEE Transactions on Electron Devices 69, 808-815 (2022).
  doi:10.1109/TED.2021.3131971
• T. Ali, D. Lehninger, M. Lederer, S. Li, K. Kühnel, C. Mart, K. Mertens, R. Hoffmann, R. Olivo, J. Emara, K. Biedermann, J. Metzger, R. Binder, M. Czernohorsky, T. Kämpfe, J. Müller, K. Seidel, L.M. Eng.
  "Tuning Hybrid Ferroelectric and Antiferroelectric Stacks for Low Power FeFET and FeRAM Applications by Using Laminated HSO and HZO films."
  Advanced Electronic Materials 8, 2100837 (2022).
  doi:10.1002/aelm.202100837

2021

• F. Hempel, S. Reitzig, M. Rüsing, L.M. Eng.
  "Broadband coherent anti-Stokes Raman scattering for crystalline materials."
  Physical Review B 104, 224308 (2021).
  doi:10.1103/PhysRevB.104.224308
• M. Lederer, S. Abdulazhanov, R. Olivo, D. Lehninger, T. Kämpfe, K. Seidel,  L.M. Eng.
  "Electric field-induced crystallization of ferroelectric hafnium zirconium oxide."
  Scientific Reports 11, 22266 (2021).
  doi:10.1038/s41598-021-01724-2
• M. Lederer, K. Mertens, R. Olivo, K. Kühnel, D. Lehninger, T. Ali, T. Kämpfe, K. Seidel, L.M. Eng.
  "Substrate-dependent differences in ferroelectric behavior and phase diagram of Si-doped hafnium oxide."
  Journal of Materials Research 36, 4370-4378 (2021).
  doi:10.1557/s43578-021-00415-y
• J. Barnett, L. Wehmeier, A. Heßler, M. Lewin, J. Pries, M. Wuttig, J.M. Klopf, S.C. Kehr, L.M. Eng, T. Taubner.
  "Far-Infrared Near-Field Optical Imaging and Kelvin Probe Force Microscopy of Laser-Crystallized and -Amorphized Phase Change Material Ge₃Sb₂Te₆."
  Nano Letters 21, 9012 (2021).
  doi:10.1021/acs.nanolett.1c02353
• T. Ali, K. Mertens, K. Kühnel, M. Rudolph, S. Oehler, D. Lehninger, F. Müller, R. Revello, R. Hoffmann, K. Zimmermann, T. Kämpfe, M. Czernohorsky, K. Seidel, J. Van Houdt, L.M. Eng.
  "A FeFET with a novel MFMFIS gate stack: towards energy-efficient and ultrafast NVMs for neuromorphic computing."
  Nanotechnology 32, 425201 (2021).
  doi:10.1088/1361-6528/ac146c
• J. Golde, M. Rüsing, J. Rix, L.M. Eng, E. Koch.
  "Quantifying the refractive index of ferroelectric domain walls in periodically poled LiNbO₃ single crystals by polarization-sensitive optical coherence tomography."
  Optics Express 29, 33615-33631 (2021).
  doi:10.1364/OE.432810
• Z.H. Amber, B. Kirbus, L.M. Eng, M. Rüsing.
  "Quantifying the coherent interaction length of second-harmonic microscopy in lithium niobate confined nanostructures."
  Journal of Applied Physics 130, 133102 (2021).
  doi:10.1063/5.0058996
• S. Kovalev, K.-J. Tielrooij, J.-C. Deinert, I. Ilyakov, N. Awari, M. Chem, A. Ponomaryov, M. Bawatna, T.V.A.G. de Oliveira, L.M. Eng, K.A. Kuznetsov, D.A. Safronenkov, G.Kh. Itaeva, P.I. Kuznetsov, H.A. Hafez, D. Turchinovich, M. Gensch.
  "Terahertz signatures of ultrafast Dirac fermion relaxation at the surface of topological insulators."
  npj Quantum Materials 6, 84 (2021).
  doi:10.1038/s41535-021-00384-9
• M. Lederer, P. Bagul, D. Lehninger, K. Mertens, A. Reck, R. Olivo, T. Kämpfe, K. Seidel, L.M. Eng.
  "Influence of Annealing Temperature on the Structural and Electrical Properties of Si-Doped Ferroelectric Hafnium Oxide."
  ACS Applied Electronic Materials 3, 4115-4120 (2021).
  doi:10.1021/acsaelm.1c00590
• R. Albrecht, M. Hoelzel, H. Beccard, M. Rüsing, L.M. Eng, T. Doert, M. Ruck.
  "Potassium Ion Conductivity in the Cubic Labyrinth of a Piezoelectric, Antiferromagnetic Oxoferrate(III) Tellurate(VI)."
  Chemistry - A European Journal 27, 14299-14306 (2021).
  doi:10.1002/chem.202102464
• P. Milde, M. Langenhorst, H. Hoelscher, J. Rottmann-Matthes, D. Hundertmark, L. M. Eng, R. Hoffmann-Vogel.
  "Out-of-equilibrium optomechanical resonance self-excitation."
  Journal of Applied Physics 130, 035303 (2021).
  doi:10.1063/5.0054509
• M. Lederer, K. Mertens, A.M. Kia, J. Emara, R. Olivo, Y. Raffel, D. Lehninger, T. Ali, K. Kühnel, K. Seidel, T. Kämpfe, L.M. Eng. 
  "Impact of the interface layer on the cycling behaviour and retention of ferroelectric hafnium oxide."
  MRS Advances 6, 525-529 (2021).
  doi:10.1557/s43580-021-00102-4
• E. Beyreuther, J. Ratzenberger, M. Roeper, B. Kirbus, M. Rüsing, L.I. Ivleva, L.M. Eng.
  "Photoconduction of Polar and Nonpolar Cuts of Undoped Sr_0.61Ba_0.39Nb₂O₆ Single Crystals."
  Crystals 11, 780 (2021).
  doi:10.3390/cryst11070780
• F. Jach, F.R. Wagner, Z.H. Amber, M. Rüsing, J. Hunger, Y. Prots, M. Kaiser, M. Bobnar, A. Jesche, L.M. Eng, M. Ruck, P. Hoehn. 
  "Tricyanidoferrates(-IV) and Ruthenates(-IV) with Non-Innocent Cyanido Ligands."
  Angewandte Chemie - International Edition 60, 15879-15885 (2021).
  doi:10.1002/anie.202103268
• B.E. Zuniga Cespedes, P. Vir, P. Milde, C. Felser, L.M. Eng.
  "Critical sample aspect ratio and magnetic field dependence for antiskyrmion formation in Mn_1.4PtSn single crystals."
  Physical Review B 103, 184411 (2021).
  doi:10.1103/PhysRevB.103.184411
• Z. Yao , X. Chen , L. Wehmeier , S. Xu , Y. Shao , Z. Zeng , F. Liu , A. McLeod , S.N. Gilbert Corder , M. Tsuneto , W. Shi , Z. Wang , W. Zheng , H.A. Bechtel , G.L. Carr , M.C. Martin , A. Zettl , D.N. Basov , X. Chen , L.M. Eng , S.C. Kehr, M. Liu.
  "Probing subwavelength in-plane anisotropy with antenna-assisted infrared nano-spectroscopy."
  Nature Communications 12, 2649 (2021).
  doi:10.1038/s41467-021-22844-3
• C. Mart, N.-D. Kohlenbach, K. Kühnel, S. Esslinger, M. Czernohorsky, T. Ali, W. Weinreich, L.M. Eng. 
  "Aging in Ferroelectric Si-Doped Hafnium Oxide Thin Films."
  Physica Status Solidi - Rapid Research Letters 15, 2100023 (2021).
  doi:10.1002/pssr.202100023

• M. Lederer, R. Olivo, D. Lehninger, S. (Abdulazhanov, T. Kämpfe, S. Kirbach, C. Mart, K. Seidel, L.M. Eng.

  "On the Origin of Wake-Up and Antiferroelectric-Like Behavior in Ferroelectric Hafnium Oxide."
  Physica Status Solidi - Rapid Research Letters 15, 2100086 (2021).
  doi:10.1002/pssr.202100086
• C. Mart, T. Kämpfe, K. Kühnel, M. Czernohorsky, S. Kolodinski, M. Wiatr, W. Weinreich, L.M. Eng.
  "Enhanced pyroelectric response at morphotropic and field-induced phase transitions in ferroelectric hafnium oxide thin films."
  APL Materials 9, 051120 (2021).
  doi:10.1063/5.0051329
• T. Ali, K. Mertens, R. Olivo, M. Rudolph, S. Oehler, K. Kühnel, D. Lehninger, F. Müller, R. Hoffmann, P. Schramm, K. Biedermann, J. Metzger, R. Binder, M. Czernohorsky, T. Kämpfe, J. Müller, K. Seidel, J. Van Houdt, L.M. Eng.
  "Impact of the Nonlinear Dielectric Hysteresis Properties of a Charge Trap Layer in a Novel Hybrid High-Speed and Low-Power Ferroelectric or Antiferroelectric HSO/HZO Boosted Charge Trap Memory."
  IEEE Transactions on Electron Devices 68, 2098-2106 (2021).
  doi:10.1109/TED.2021.3049758
• F.H. Feres, R.A. Mayer, L. Wehmeier, F.C.B. Maia, E. Viana, A. Malachias, H.A. Bechtel, J.M. Klopf, L.M. Eng, S.C. Kehr, J. González, R. Freitas, I. Barcelos.
  "Sub-diffractional cavity modes of terahertz hyperbolic phonon polaritons in tin oxide."
  Nature Communications 12, 1995 (2021).
  doi:10.1038/s41467-021-22209-w
• J. Eckert, J.J.W. van Loon, L.M. Eng, T. Schmidt. 
  "Hypergravity affects cell traction forces of fibroblasts."
  Biophysical Journal 120, 773-780 (2021).
  doi:10.1016/j.bpj.2021.01.021
• S. Reitzig, M. Rüsing, J. Zhao, B. Kirbus, S. Mookherjea, L.M. Eng.
  ""Seeing Is Believing"-In-Depth Analysis by Co-Imaging of Periodically-Poled X-Cut Lithium Niobate Thin Films."
  Crystals 11, 288 (2021).
  doi:10.3390/cryst11030288
• T. Nörenberg, L. Wehmeier, D. Lang, S.C. Kehr, L.M. Eng.
  "Compensating for artifacts in scanning near-field optical microscopy due to electrostatics."
  APL Photonics 6, 036102 (2021).
  doi:10.1063/5.0031395 
• M. Lederer, A. Reck, K. Mertens, R. Olivo, P. Bagul, A. Kia, B. Volkmann, T. Kämpfe,K. Seidel, L.M. Eng.
  "Impact of the SiO₂ interface layer on the crystallographic texture of ferroelectric hafnium oxide."
  Applied Physics Letters 118, 012901 (2021).
  doi:10.1063/5.0029635
• T.V.A.G. de Oliveira, T. Nörenberg, G. Álvarez-Pérez, L. Wehmeier, J. Taboada-Gutiérrez, M. Obst, F. Hempel, E.J.H. Lee, J.M. Klopf, I. Errea, A.Y. Nikitin, S.C. Kehr, P. Alonso-González, L.M. Eng.
  "Nanoscale-confined Terahertz Polaritons in a van der Waals Crystal."
  Advanced Materials 33, 2005777 (2021).     
  doi:10.1002/adma.202005777

2020

• K.J. Lee, E. Beyreuther, S.A. Jalil, S.J. Kim, L.M. Eng, C. Guo, P. Andre.
  "Optical-field driven charge-transfer modulations near composite nanostructures."
  Nature Communications 11, 6150 (2020).
  doi:10.1038/s41467-020-19423-3
• M. Lederer, F. Müller, K. Kühnel, R. Olivo, K. Mertens, M. Trentzsch, S. Dünkel, J. Müller, S. Beyer, K. Seidel, T. Kämpfe, L.M. Eng.
  "Integration of Hafnium Oxide on Epitaxial SiGe for p-type Ferroelectric FET Application."
  IEEE Electron Device Letters 41, 1762-1765 (2020).
  doi:10.1109/LED.2020.3031308
• A.S. Sukhanov, B.E. Cespedes Zuniga, P. Vir, A.S. Cameron, A. Heinemann, N. Martin,G. Chaboussant, V. Kumar, P. Milde, L.M. Eng, C. Felser, D.S. Inosov.
  "Anisotropic fractal magnetic domain pattern in bulk Mn_1.4PtSn."
  Physical Review B 102, 174447 (2020).
  doi:10.1103/PhysRevB.102.174447
• H. Amin Pour, L.M. Eng, S.C. Kehr.
  "Spatially confined vector fields at material-induced resonances in near-field- coupled systems."
  Optics Express 28, 32316 (2020).
  doi:10.1364/OE.402893
• T. Kämpfe, B. Wang, A. Haussmann, L.-Q. Chen, L.M. Eng.
  "Tunable Non-Volatile Memory by Conductive Ferroelectric Domain Walls in Lithium Niobate Thin Films."
  Crystals 10, 804 (2020).
  doi:10.3390/cryst10090804
• S. Messerschmidt, A. Krampf, L. Vittadello, M. Imlau, T. Nörenberg, L.M. Eng, D. Emin.
  "Small-Polaron Hopping and Low-Temperature (45–225 K) Photo-Induced Transient Absorption in Magnesium-Doped Lithium Niobate."    
  Crystals 10, 809 (2020).
  doi:10.3390/cryst10090809
• C. Mart, T. Kämpfe, M. Czernohorsky, S. Esslinger, S. Kolodinski, M. Wiatr, W. Weinreich, L.M. Eng.
  "The electrocaloric effect in doped hafnium oxide: Comparison of direct and indirect measurements."
  Applied Physics Letters 117, 042903 (2020).
  doi:10.1063/5.0012746 
• P. Milde, L. Köhler, E. Neuber, P. Ritzinger, M. Garst, A. Bauer, C. Pfleiderer, H. Berger, L.M. Eng.
  "Field-induced reorientation of helimagnetic order in Cu₂OSeO₃ probed by magnetic force microscopy."
  Physical Review B 102, 024426 (2020).
  doi:10.1103/PhysRevB.102.024426
• K. Geirhos, B. Gross, B.G. Szigeti, A. Mehlin, S. Philipp, J.S. White, R. Cubitt, S. Widmann, S. Ghara, P. Lunkenheimer, V. Tsurkan, E. Neuber, D. Ivaneyko, P. Milde, L.M. Eng, A.O. Leonov, S. Bordacs, M. Poggio, I. Kezsmarki.
  "Macroscopic manifestation of domain-wall magnetism and magnetoelectric effect in a Neel-type skyrmion host."
  NPJ Quantum Materials 5, 44 (2020).
  doi:10.1038/s41535-020-0247-z
• T. Ali, K. Kühnel, M. Czernohorsky, C. Mart, M. Rudolph, B. Pätzold, M. Lederer, R. Olivo, D. Lehninger, F. Müller, R. Hoffmann, J. Metzger, R. Binder, P. Steinke, T. Kämpfe, J. Müller, K. Seidel, L.M. Eng.
  "A Study on the Temperature-Dependent Operation of Fluorite-Structure-Based Ferroelectric HfO₂ Memory FeFET: A Temperature-Modulated Operation."
  IEEE Transactions on Electron Devices 67, 2793-2799 (2020).
  doi:10.1109/TED.2020.2996582
• T. Ali, K. Kühnel, M. Czernohorsky, C. Mart, M. Rudolph, B. Pätzold, M. Lederer, R. Olivo, D. Lehninger, F. Müller, R. Hoffmann, J. Metzger, R. Binder, P. Steinke, T. Kämpfe, J. Müller, K. Seidel, L.M. Eng.
  "A Study on the Temperature-Dependent Operation of Fluorite-Structure-Based Ferroelectric HfO₂ Memory FeFET: Pyroelectricity and Reliability."
  IEEE Transactions on Electron Devices 67, 2981-2987 (2020).
  doi:10.1109/TED.2020.2995781
• D. Tan, B. Kirbus, L.M. Eng, M. Ruck.
  "Nanostructured Borate Halides for Optical Second Harmonic Generation at Surfaces."
  European Journal of Inorganic Chemistry 25, 2465-2469 (2020).
  doi:10.1002/ejic.202000286
• A. Soltani, F. Kuschewski, M. Bonmann, A. Generalov, A. Vorobiev, F. Ludwig, M.M. Wiecha, D. Čibiraitė, F. Walla, S. Winnerl, S.C. Kehr, L.M. Eng, J. Stake, H. Roskos.
  "Direct nanoscopic observation of plasma waves in the channel of a graphene field-effect transistor."
  Light: Science & Applications 9, 97 (2020).
  doi: 10.1038/s41377-020-0321-0
• J. Zhao, M. Rüsing, M. Roeper, L.M. Eng, S. Mookherjea.
  "Poling thin-film x-cut lithium niobate for quasi-phase matching with sub-micrometer periodicity."
  Journal of Applied Physics 127, 193104 (2020).
  doi:10.1063/1.5143266
• D. Tan, B. Kirbus, M. Rüsing, T. Pietsch, M. Ruck, L.M. Eng.
  "Resource-Efficient Low-Temperature Synthesis of Microcrystalline Pb₂B₅O₉X (X = Cl, Br) for Surfaces Studies by Optical Second Harmonic Generation."
  Small 16, 2000857 (2020).
  doi:10.1002/smll.202000857
• L. Wehmeier, T. Nörenberg, T.V.A.G. de Oliveira, J.M. Klopf, S.-Y. Yang, L.W. Martin, R. Ramesh, L.M. Eng, S.C. Kehr.
  "Phonon-induced near-field resonances in multiferroic BiFeO₃ thin films at infrared and THz wavelengths."
  Applied Physics Letters 116, 071103 (2020).  
  doi: 10.1063/1.5133116
• M. Lederer, T. Kämpfe, N. Vogel, D. Utess, B. Volkmann, T. Ali, R. Olivo, J. Müller, S. Beyer, M. Trentzsch, K. Seidel, L.M. Eng.
  "Structural and Electrical Comparison of Si and Zr Doped Hafnium Oxide Thin Films and Integrated FeFETs Utilizing Transmission Kikuchi Diffraction."
  Nanomaterials 10, 384 (2020).
  doi:10.3390/nano10020384
• G. Malsch, D. Ivaneyko, P. Milde, L. Wysocki, L. Yang, P.H.M. van Loosdrecht, I. Lindfors-Vrejoiu, L.M. Eng. 
  "Correlating the Nanoscale Structural, Magnetic, and Magneto-Transport Properties in SrRuO₃-Based Perovskite Thin Films: Implications for Oxide Skyrmion Devices."
  ACS Applied Nano Materials 3, 1182-1190 (2020). 
  doi:10.1021/acsanm.9b01918
• C. Mart, T. Kämpfe, R. Hoffmann, S. Esslinger, S. Kirbach, K. Kühnel, M. Czernohorsky, L.M. Eng, W. Weinreich.
  "Piezoelectric Response of Polycrystalline Silicon-Doped Hafnium Oxide Thin Films Determined by Rapid Temperature Cycles."
  Advanced Electronic Materials 6, 1901015 (2020).
  doi:10.1002/aelm.201901015

2019

• B. Kirbus, C. Godau, L. Wehmeier, H. Beccard, E. Beyreuther, A. Haußmann, L. M. Eng.
  "Real-Time 3D Imaging of Nanoscale Ferroelectric Domain Wall Dynamics in Lithium Niobate Single Crystals under Electric Stimuli: Implications for Domain-Wall-Based Nanoelectronic Devices."
  ACS Applied Nano Materials 2, 5787-5794 (2019).
  doi: 10.1021/acsanm.9b01240
• T. Ali, P. Polakowski, T. Buettner, T. Kämpfe, M. Rudolph, B. Paetzold, R. Hoffmann, M. Czernohorsky, K. Kühnel, P. Steinke, K. Zimmermann, K. Biedermann, L.M. Eng, K. Seidel, J. Müller.
  "Theory and Experiment of Antiferroelectric (AFE) Si-Doped Hafnium Oxide (HSO) Enhanced Floating-Gate Memory."
  IEEE Transactions on Electron Devices 66, 3356-3364 (2019).
  doi:10.1109/TED.2019.2921618
• L. Wehmeier, D. Lang, Y. Liu, X. Zhang, S. Winnerl, L.M. Eng, S.C Kehr.
  "Polarization-dependent near-field phonon nanoscopy of oxides: SrTiO₃, LiNbO₃, and PbZr_0.2Ti_0.8O₃."
  Physical Review B 100, 035444 (2019). 
  doi: 10.1103/PhysRevB.100.035444
• P. Milde, E. Neuber, A. Bauer, C. Pfleiderer, L.M. Eng.
  "Surface pinning and triggered unwinding of skyrmions in a cubic chiral magnet."
  Physical Review B 100, 024408 (2019).
  doi:10.1103/PhysRevB.100.024408
• S. Barth, S. Derenko, H. Bartzsch, O. Zywitzki, T. Modes, F. Patrovsky, V. Fiehler, T. Uhlig, P. Frach, L.M. Eng. 
  "Influence of growth conditions and film thickness on the anodization behavior of sputtered aluminum films and the fabrication of nanorod arrays."
  Thin Solid Films 676, 1-7 (2019).
  doi:10.1016/j.tsf.2019.02.032
• D. Lang, L. Balaghi, S. Winnerl, H. Schneider, R. Hübner, S.C. Kehr, L.M. Eng, M. Helm, E. Dimakis, A. Pashkin.
  "Nonlinear plasmonic response of doped nanowires observed by infrared nanospectroscopy."
  Nanotechnology 30, 084003 (2019). 
  doi: 10.1088/1361-6528/aaf5a7

2018

• E. Neuber, P. Milde, A. Butykai, S. Bordacs, H. Nakamura, T. Waki, Y. Tabata, K. Geirhos, P. Lunkenheimer, I. Kersmarki, P. Ondrejkovic, J. Hlinka, L.M. Eng.
  "Architecture of nanoscale ferroelectric domains in GaMo₄S₈."
  Journal of Physics: Condensed Matter 30, 445402 (2018).
  doi:10.1088/1361-648X/aae448
• E. Beyreuther, S. Grafström, L.M. Eng.
  "Designing a Robust Kelvin Probe Setup Optimized for Long-Term Surface Photovoltage Acquisition."
  Sensors 18, 4068 (2018).
  doi:10.3390/s18114068
• J. Döring, D. Lang, L. Wehmeier, F. Kuschewski, T. Nörenberg, S.C. Kehr, L.M. Eng.
  "Low-temperature nanospectroscopy of the structural ferroelectric phases in single-crystalline barium titanate."
  Nanoscale 10, 18074-18079 (2018).
  doi: 10.1039/C8NR04081H
• S.Y. Xiao, T. Kämpfe, Y.M. Jin, A. Haussmann, X.M. Lu, L.M. Eng. 
  "Dipole-Tunneling Model from Asymmetric Domain-Wall Conductivity in LiNbO₃ Single Crystals."
  Physical Review Applied 10, 034002 (2018).
  doi:10.1103/PhysRevApplied.10.034002
• S. Klinghammer, T. Uhlig, F. Patrovsky, M. Böhm, J. Schütt, N. Pütz, L. Baraban, L.M. Eng, G. Cuniberti. 
  "Plasmonic Biosensor Based on Vertical Arrays of Gold Nanoantennas."
  ACS Sensors 3, 1392-1400 (2018).
  doi:10.1021/acssensors.8b00315
• P. Reichenbach, T. Kämpfe, A. Haussmann, A. Thiessen, T. Woike, R. Steudtner, L. Kocsor, Z. Szaller, L. Kovacs, L.M. Eng.
  "Polaron-Mediated Luminescence in Lithium Niobate and Lithium Tantalate and Its Domain Contrast."
  Crystals 8, 214 (2019).
  doi:10.3390/cryst8050214
• T. Firkala, F. Kuschewski, T. Nörenberg, J.M. Klopf, A. Pashkin, H. Foerstendorf, M. Rudolph, S.C. Kehr, L.M. Eng.
  "Near-field Optical Examination of Potassium n-Butyl Xanthate/Chalcopyrite Flotation Products."
  Minerals 8, 118 (2018).
  doi: 10.3390/min8030118
• D. Lang, J. Döring, T. Nörenberg, Á. Butykai, I. Kézsmárki, H. Schneider, S. Winnerl, M. Helm, S.C. Kehr, L.M. Eng.
  "Infrared nanoscopy down to liquid helium temperatures."
  Review of Scientific Instruments 89, 033702 (2018).
  doi: 10.1063/1.5016281
• B. Wolba, J. Seidel, C. Cazorla, C. Godau, A. Haussmann, L.M. Eng.
  "Resistor Network Modeling of Conductive Domain Walls in Lithium Niobate."
  Advanced Electronic Materials 4, 1700242 (2018).
  doi:10.1002/aelm.201700242

2017

• L. Wehmeier, T. Kämpfe, A. Haussmann, L.M. Eng. 
  "In Situ 3D Observation of the Domain Wall Dynamics in a Triglycine Sulfate Single Crystal upon Ferroelectric Phase Transition."
  Physica Status Solidi - Rapid Research Letters 11, 1700267 (2017).
  doi:10.1002/pssr.201700267
• S.R. Johnston, Y. Yang, Y.-T. Cui, E.Y. Ma, T. Kämpfe, L.M. Eng, J. Zhou, Y.-F. Chen, M. Lu, Z.X. Shen.
  "Measurement of surface acoustic wave resonances in ferroelectric domains by microwave microscopy."
  Journal of Applied Physics 122, 074101 (2017).
  doi:10.1063/1.4997474
• A.-S. Pawlik, T. Kämpfe, A. Haussmann, T. Woike, U. Treske, M. Knupfer, B. Büchner, E. Soergel, R. Streubel, A. Koitzsch, L.M. Eng.
  "Polarization driven conductance variations at charged ferroelectric domain walls."
  Nanoscale 9, 10933-10939 (2017).
  doi:10.1039/c7nr00217c
• A. Haussmann, L. Kirsten, S. Schmidt, P. Cimalla, L. Wehmeier, E. Koch, L.M. Eng.
  "Three-Dimensional, Time-Resolved Profiling of Ferroelectric Domain Wall Dynamics by Spectral-Domain Optical Coherence Tomography."
  Annalen der Physik 529, 1700139 (2017).
  doi:10.1002/andp.201700139
• L. Kirsten, A. Haussmann, C. Schnabel, S. Schmidt, P. Cimalla, L.M. Eng, E. Koch.
  "Advanced analysis of domain walls in Mg doped LiNbO₃ crystals with high resolution OCT."
  Optics Express 25, 14871-14882 (2017).
  doi:10.1364/OE.25.014871
• M. Böhm, T. Uhlig, S. Derenko, L.M. Eng.
  "Mechanical tuning of plasmon resonances in elastic, two-dimensional gold-nanorod arrays."
  Optical Materials Express 7, 1882-1897 (2017).
  doi:10.1364/OME.7.001882
• F. Patrovsky, V. Fiehler, S. Derenko, S. Barth, H. Bartzsch, K. Ortstein, P. Frach, L.M. Eng. 
  "Anodization of sputtered substoichiometric aluminum oxide thin-films for improved nanorod array fabrication."
  Materials Research Express 4, 055010 (2017).
  doi:10.1088/2053-1591/aa6e62
• C. Godau, T. Kämpfe, A. Thiessen, L.M. Eng, A. Haussmann.
  "Enhancing the Domain Wall Conductivity in Lithium Niobate Single Crystals."
  ACS Nano 11, 4816-4824 (2017).
  doi:10.1021/acsnano.7b01199
• A. Butykai, S. Bordács, I. Kézsmárki, V. Tsurkan, A. Loidl, J. Döring, E. Neuber, P. Milde, S.C. Kehr, L.M. Eng.
  "Characteristics of ferroelectric-ferroelastic domains in Néel-type skyrmion host GaV₄S₈." 
  Scientific Reports 7, 44663 (2017).
  doi: 10.1038/srep44663
• H.-J. Liu, C.-K. Wang, D. Su, T. Amrillah, Y.-H. Hsieh, K.-H. Wu, Y.-C. Chen, J.-Y. Juang, L.M. Eng, S.-U. Jen, Y.-H. Chu.
  "Flexible Heteroepitaxy of CoFe₂O₄/Muscovite Bimorph with Large Magnetostriction."
  ACS Applied Materials & Interfaces 9, 7297-7304 (2017).
  doi:10.1021/acsami.6b16485
• A. Haussmann, A. Gemeinhardt, M. Schröder, T. Kämpfe, L.M. Eng.
  "Bottom-Up Assembly of Molecular Nanostructures by Means of Ferroelectric Lithography."
  Langmuir 33, 475-484 (2017).
  doi:10.1021/acs.langmuir.6b03405
• S.C. Kehr, J. Döring, M. Gensch, M. Helm, L.M. Eng.
  "FEL-Based Near-Field Infrared to THz Nanoscopy."
  Synchrotron Radiation News 30 (4), 31-35 (2017). 
  doi: 10.1080/08940886.2017.1338421
• A. Haußmann, L. Kirsten, S. Schmidt, P. Cimalla, L. Wehmeier, E. Koch, L. M. Eng. "Three-Dimensional, Time-Resolved Profiling of Ferroelectric Domain Wall Dynamics by Spectral-Domain Optical Coherence Tomography."
  Annalen der Physik 529, 1700139 (2017).
  doi: 10.1002/andp.201700139

2016

• P.-C. Wu, P.-F. Chen, T.H. Do, Y.-H. Hsieh, C.-H. Ma, T.D.  Ha, K.-H. Wu, Y.-J. Wang, H.-B. Li, Y.-C. Chen, j.-Y. Juang, P. Yu, L.M. Eng, C.-F. Chang, P.-W. Chiu, L. H. Tjeng, Y.-H. Chu.
  "Heteroepitaxy of Fe₃O₄/Muscovite: A New Perspective for Flexible Spintronics."
  ACS Applied Materials & Interfaces 8, 33794-33801 (2016).
  doi:10.1021/acsami.6b11610
• P. Milde, E. Neuber, A. Bauer, C. Pfleiderer, H. Berger, L.M. Eng.
  "Heuristic Description of Magnetoelectricity of Cu₂OSeO₃."
  Nano Letters 16, 5612-5618 (2016).
  doi:10.1021/acs.nanolett.6b02167
• J. Döring, L.M. Eng, S.C. Kehr.
  "Low-temperature piezoresponse force microscopy on barium titanate." 
  Journal of Applied Physics 120, 84103 (2016).
  doi: 10.1063/1.4961523
• B. Iyisan, A. Janke, P. Reichenbach, L.M. Eng, D. Appelhans, B. Voit.
  "Immobilized Multifunctional Polymersomes on Solid Surfaces: Infrared Light-Induced Selective Photochemical Reactions, pH Responsive Behavior, and Probing Mechanical Properties under Liquid Phase."
  ACS Applied Materials & Interfaces 8, 15788-15801 (2016).
  doi:10.1021/acsami.6b03525
• V. Fiehler, F. Patrovsky, L. Ortmann, S. Derenko, A. Hille, L.M. Eng.
  "Plasmonic Nanorod Antenna Array: Analysis in Reflection and Transmission."
  Journal of Physical Chemistry C 120, 12178-12186 (2016).
  doi:10.1021/acs.jpcc.6b02419
• Y. Zhang, T. Kämpfe, G. Bai, M. Mietschke, F.F. Yuan, M. Zopf, S. Abel, L.M. Eng, R. Hühne, J. Fompeyrine, F. Ding, O.G. Schmidt.
  "Upconversion photoluminescence of epitaxial Yb³⁺/Er³⁺ codoped ferroelectric Pb(Zr,Ti)O₃ films on silicon substrates."
  Thin Solid Films 607, 32-35 (2016).
  doi:10.1016/j.tsf.2016.03.046
• T. Kämpfe, A. Haussmann, L.M. Eng, P. Reichenbach, A. Thiessen, T. Woike, R. Steudtner.
  "Time-resolved photoluminescence spectroscopy of Nb⁴⁺_Nb and O⁻ polarons in LiNbO₃ single crystals."
  Physical Review B 93, 174116 (2016).
  doi:10.1103/PhysRevB.93.174116
• S.L. Zhang, A. Bauer, D.M. Burn, P. Milde, E. Neuber, L.M. Eng, H. Berger, C. Pfleiderer, G. van der Laan, T. Hesjeda.
  "Multidomain Skyrmion Lattice State in Cu₂OSeO₃."
  Nano Letters 16, 3285-3291 (2016).
  doi:10.1021/acs.nanolett.6b00845
• F. Kuschewski, H.-G. von Ribbeck, J. Döring, S. Winnerl, L.M. Eng, S.C. Kehr
  "Narrow-band near-field nanoscopy in the spectral range from 1.3 to 8.5 THz."
  Applied Physics Letters 108, 113102 (2016).
  doi: 10.1063/1.4943793
• A. Hille, M. Moeferdt, C. Wolff, C. Matyssek, R. Rodriguez-Oliveros, C. Prohm, J. Niegemann, S. Grafström, L.M. Eng, K. Busch.
  "Second Harmonic Generation from Metal Nano-Particle Resonators: Numerical Analysis On the Basis of the Hydrodynamic Drude Model."
  Journal of Physical Chemistry C 120, 1163-1169 (2016).
  doi:10.1021/acs.jpcc.5b08348
• S.C. Kehr, R.G.P. McQuaid, L. Ortmann, T. Kämpfe, F. Kuschewski, D. Lang, J. Döring, J.M. Gregg, L.M. Eng.
  "A Local Superlens." 
  ACS Photonics 3, 20-26 (2016).
  doi: 10.1021/acsphotonics.5b00365

2015

• J. Murawski, T. Mönch, P. Milde, M.P. Hein, S. Nicht, U. Zerweck-Trogisch, L.M. Eng.
  "Tracking speed bumps in organic field-effect transistors via pump-probe Kelvin-probe force microscopy."
  Journal of Applied Physics 118, 244502 (2015).
  doi:10.1063/1.4938529
• I. Kezsmarki, S. Bordacs, P. Milde, E. Neuber, L.M. Eng, J.S. White, H.M. Ronnow, C.D. Dewhurst, M. Mochizuki, K. Yanai, H. Nakamura, D. Ehlers, V. Tsurkan, A. Loidl.
  "Neel-type skyrmion lattice with confined orientation in the polar magnetic semiconductor GaV₄S₈."
  Nature Materials 14, 1116 (2015).
  doi.10.1038/NMAT4402
• J. Murawski, T. Graupner, P. Milde, R. Raupach, U. Zerweck-Trogisch, L.M. Eng.
  "Pump-probe Kelvin-probe force microscopy: Principle of operation and resolution limits."
  Journal of Applied Physics 118, 154302 (2015).
  doi:10.1063/1.4933289
• T. Kämpfe, P. Reichenbach, A. Haussmann, T. Woike, E. Soergel, L.M. Eng.
  "Real-time three-dimensional profiling of ferroelectric domain walls."
  Applied Physics Letters 107, 152905 (2015).
  doi:10.1063/1.4933171
• F. Kuschewski, S.C. Kehr, B. Green, Ch. Bauer, M. Gensch, L.M. Eng.
  "Optical nanoscopy of transient states in condensed matter." 
  Scientific Reports 5 (2015).
  doi: 10.1038/srep12582
• A. Thiessen, E. Beyreuther, R. Werner, D. Koelle, R. Kleiner, L.M. Eng.
  "Quantifying the electrical transport characteristics of electron-doped La_0.7Ce_0.3MnO₃ thin films through hopping energies, Mn valence, and carrier localization length."
  Journal of Physics and Chemistry of Solids 80, 26-33 (2015).
  doi:10.1016/j.jpcs.2014.12.014
• M. Fehrenbacher, S. Winnerl, H. Schneider, J. Döring, S.C. Kehr, L.M. Eng, Y. Huo,  O.G. Schmidt, K. Yao, Y. Liu,  M. Helm.
  "Plasmonic superlensing in doped GaAs." 
  Nano Letters 15, 1057-1061 (2015).
  doi: 10.1021/nl503996q
• A. Thiessen, E. Beyreuther, R. Werner, D. Koelle, R. Kleiner, L.M. Eng.
  "Conductivity and magnetoresistance of La_0.7Ce_0.3MnO_3-δ thin films under photoexcitation."
  Journal of Physics: Condensed Matter 27, 025503 (2015).
  doi:10.1088/0953-8984/27/2/025503

Vor 2015

134 Einträge

2014

• Multiphoton photoluminescence contrast in switched Mg:LiNbO₃ and Mg:LiTaO₃ single crystalsReichenbach, P., Kämpfe, T., Thiessen, A., Haußmann, A., Woike, T. & Eng, L. M., 22 Sept. 2014, in: Applied physics letters. 105, 12, 122906Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• SERS correlation spectroscopy of silver aggregates in colloidal suspension: Quantitative sizing down to a single nanoparticleBarbara, A., Dubois, F., Ibanez, A., Eng, L. M. & Quémerais, P., 7 Aug. 2014, in: Journal of Physical Chemistry C. 118, 31, S. 17922-17931, 10 S.Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• Near-field resonance shifts of ferroelectric barium titanate domains upon low-temperature phase transitionDöring, J., Von Ribbeck, H. G., Fehrenbacher, M., Kehr, S. C. & Eng, L. M., 4 Aug. 2014, in: Applied physics letters. 105, 5, 053109Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• A compact differential refractive index sensor based on localized surface plasmonsDerenko, S., Härtling, T., Unglaube, G., Eng, L. M. & Opitz, J., 1 Aug. 2014, in: Sensors and Actuators, A: Physical. 214, S. 252-258, 7 S.Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• Shedding light on nanoscale ferroelectricsSeidel, J. & Eng, L. M., Aug. 2014, in: Current applied physics : physics, chemistry and materials science. 14, 8, S. 1083-1091, 9 S.Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Übersichtsartikel (Review)
• Single core-shell nanoparticle probes for non-invasive magnetic force microscopyUhlig, T., Wiedwald, U., Seidenstücker, A., Ziemann, P. & Eng, L. M., 27 Juni 2014, in: Nanotechnology. 25, 25, 255501Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• Multiphoton-induced luminescence contrast between antiparallel ferroelectric domains in Mg-doped LiNbO₃Reichenbach, P., Kämpfe, T., Thiessen, A., Schröder, M., Haußmann, A., Woike, T. & Eng, L. M., 7 Juni 2014, in: Journal of applied physics. 115, 21, 213509Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• The Mn²⁺/Mn³⁺ state of La_0.7Ce _0.3MnO₃ by oxygen reduction and photodopingThiessen, A., Beyreuther, E., Grafström, S., Dörr, K., Werner, R., Kleiner, R., Koelle, D. & 1 weitere, 29 Jan. 2014, in: Journal of Physics Condensed Matter. 26, 4, 045502Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• Optical three-dimensional profiling of charged domain walls in ferroelectrics by Cherenkov second-harmonic generationKämpfe, T., Reichenbach, P., Schröder, M., Haußmann, A., Eng, L. M., Woike, T. & Soergel, E., 28 Jan. 2014, in: Physical Review B - Condensed Matter and Materials Physics. 89, 3, 035314Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel
• Electronic Properties of Isosymmetric Phase Boundaries in Highly Strained Ca-Doped BiFeO₃Seidel, J., Trassin, M., Zhang, Y., Maksymovych, P., Uhlig, T., Milde, P., Koehler, D. & 5 weitere, 2014, in: Advanced Materials. 26, 25, S. 4376-4380, 5 S.Elektronische (Volltext-)VersionPublikation: Beitrag in Fachzeitschrift > Forschungsartikel

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Preprints

ArXiv preprints von Lukas Eng