• The mixing-demixing phase diagram of ultracold heteronuclear mixtures in a ring trimer 

  Richaud, Andrea; Zenesini, Alessandro; Penna, Vittorio (London : Nature Publishing Group, 2019)

  We derive the complete mixing-demixing phase-diagram relevant to a bosonic binary mixture confined in a ring trimer and modeled within the Bose-Hubbard picture. The mixing properties of the two quantum fluids, which are ...
• Interference of clocks: A quantum twin paradox 

  Loriani, Sina; Abend, Sven; Gaaloul, Naceur; Meiners, Christian; Schubert, Christian; Tell, Dorothee; Wodey, Étienne; Ertmer, Wolfgang; Schlippert, Dennis; Rasel, Ernst M. (Washington : American Association for the Advancement of Science (A A A S), 2019)

  The phase of matter waves depends on proper time and is therefore susceptible to special-relativistic (kinematic) and gravitational (redshift) time dilation. Hence, it is conceivable that atom interferometers measure ...
• Black carbon and other light-absorbing impurities in snow in the Chilean Andes 

  Rowe, Penny M.; Cordero, Raul R.; Warren, Stephen G.; Stewart, Emily; Doherty, Sarah J.; Pankow, Alec; Schrempf, Michael; Casassa, Gino; Carrasco, Jorge; Pizarro, Jaime; MacDonell, Shelley.; Damiani, Alessandro; Lambert, Fabrice; Rondanelli, Roberto; Huneeus, Nicolas; Fernandoy, Francisco; Neshyba, Steven (London : Nature Publishing Group, 2019)

  Vertical profiles of black carbon (BC) and other light-absorbing impurities were measured in seasonal snow and permanent snowfields in the Chilean Andes during Austral winters 2015 and 2016, at 22 sites between latitudes ...
• Electrospray sample injection for single-particle imaging with x-ray lasers 

  Bielecki, Johan; Hantke, Max F.; Daurer, Benedikt J.; Reddy, Hemanth K.N.; Hasse, Dirk; Larsson, Daniel S.D.; Gunn, Laura H.; Svenda, Martin; Iwan, Bianca (Washington : American Association for the Advancement of Science (A A A S), 2019)

  The possibility of imaging single proteins constitutes an exciting challenge for x-ray lasers. Despite encouraging results on large particles, imaging small particles has proven to be difficult for two reasons: not quite ...
• Femtosecond laser-based nanosurgery reveals the endogenous regeneration of single Z-discs including physiological consequences for cardiomyocytes 

  Müller, Dominik; Hagenah, Dorian; Biswanath, Santoshi; Coffee, Michelle; Kampmann, Andreas; Zweigerdt, Robert; Heisterkamp, Alexander; Kalies, Stefan M.K. (London : Nature Publishing Group, 2019)

  A highly organized cytoskeleton architecture is the basis for continuous and controlled contraction in cardiomyocytes (CMs). Abnormalities in cytoskeletal elements, like the Z-disc, are linked to several diseases. It is ...
• Enhanced absorption in all-dielectric metasurfaces due to magnetic dipole excitation 

  Terekhov, Pavel D.; Baryshnikova, Kseniia V.; Greenberg, Yakov; Fu, Yuan Hsing; Evlyukhin, Andrey B.; Shalin, Alexander S.; Karabchevsky, Alina (London : Nature Publishing Group, 2019)

  All-dielectric nanophotonics lies at a forefront of nanoscience and technology as it allows to control light at the nanoscale using its electric and magnetic components. Bulk silicon does not experience any magnetic response, ...
• Quantum-Enhanced Advanced LIGO Detectors in the Era of Gravitational-Wave Astronomy 

  Tse, M.; Yu, H.; Kijbunchoo, N.; Fernandez-Galiana, A.; Dupej, P.; Barsotti, L.; Blair, C.D.; Brown, D.D.; Dwyer, S.E.; Effler, A.; et al.; Bode, N.; Booker, P.; Liu, J.; Meylahn, F.; Willke, B. (College Park, MD : American Physical Society, 2019)

  The Laser Interferometer Gravitational Wave Observatory (LIGO) has been directly detecting gravitational waves from compact binary mergers since 2015. We report on the first use of squeezed vacuum states in the direct ...
• Spatially-targeted laser fabrication of multi-metal microstructures inside a hydrogel 

  Machida, Manan; Niidome, Takuro; Onoe, Hiroaki; Heisterkamp, Alexander; Terakawa, Mitsohiro (Washington, DC : OSA - The Optical Society, 2019)

  The spatially-targeted fabrication of bimetallic microstructures coexisting in the supporting hydrogel is demonstrated by multi-photon photoreduction. Microstructures composed of gold and silver were fabricated along a ...
• Picometer-Stable Hexagonal Optical Bench to Verify LISA Phase Extraction Linearity and Precision 

  Schwarze, Thomas S.; Barranco, German Fernandez; Penkert, Daniel; Kaufer, Marina; Gerberding, Oliver; Heinzel, Gerhard (College Park, MD : American Physical Society, 2019)

  The Laser Interferometer Space Antenna (LISA) and its metrology chain have to fulfill stringent performance requirements to enable the space-based detection of gravitational waves. This implies the necessity of performance ...
• Measurement of Ultralow Heating Rates of a Single Antiproton in a Cryogenic Penning Trap 

  Borchert, M.J.; Blessing, P.E.; Devlin, J.A.; Harrington, J.A.; Higuchi, T.; Morgner, J.; Smorra, C.; Wursten, E.; Bohman, M.; Wiesinger, M.; Mooser, A.; Blaum, K.; Matsuda, Y.; Ospelkaus, C.; Quint, W.; Walz, J.; Yamazaki, Y.; Ulmer, S. (College Park, MD : American Physical Society, 2019)

  We report on the first detailed study of motional heating in a cryogenic Penning trap using a single antiproton. Employing the continuous Stern-Gerlach effect we observe cyclotron quantum transition rates of 6(1) quanta/h ...
• LISA pathfinder performance confirmed in an open-loop configuration: Results from the free-fall actuation mode 

  Armano, M.; Audley, H.; Baird, J.; Binetruy, P.; Born, M.; Bortoluzzi, D.; Castelli, E.; Cavalleri, A.; Cesarini, A.; Cruise, A.M.; Danzmann, K.; De Deus Silva, M.; Diepholz, I.; Dixon, G.; Dolesi, R.; Ferraioli, L.; Ferroni, V.; Fitzsimons, E.D.; Freschi, M.; Gesa, L.; Gibert, F.; Giardini, D.; Giusteri, R.; Grimani, C.; Grzymisch, J.; Harrison, I.; Hartig, M.-S.; Heinzel, G.; Hewitson, M.; Hollington, D.; Hoyland, D.; Hueller, M.; Inchauspé, H.; Jennrich, O.; Jetzer, P.; Karnesis, N.; Kaune, B.; Korsakova, N.; Killow, C.J.; Lobo, J.A.; Liu, L.; López-Zaragoza, J.P.; Maarschalkerweerd, R.; Mance, D.; Meshksar, N.; Martín, V.; Martin-Polo, L.; Martino, J.; Martin-Porqueras, F.; Mateos, I.; McNamara, P.W.; Mendes, J.; Mendes, L.; Nofrarias, M.; Paczkowski, S.; Perreur-Lloyd, M.; Petiteau, A.; Pivato, P.; Plagnol, E.; Ramos-Castro, J.; Reiche, J.; Robertson, D.I.; Rivas, F.; Russano, G.; Slutsky, J.; Sopuerta, C.F.; Sumner, T.; Texier, D.; Thorpe, J.I.; Vetrugno, D.; Vitale, S.; Wanner, G.; Ward, H.; Wass, P.J.; Weber, W.J.; Wissel, L.; Wittchen, A.; Zweifel, P. (College Park, MD : American Physical Society, 2019)

  We report on the results of the LISA Pathfinder (LPF) free-fall mode experiment, in which the control force needed to compensate the quasistatic differential force acting on two test masses is applied intermittently as a ...
• Increasing the Astrophysical Reach of the Advanced Virgo Detector via the Application of Squeezed Vacuum States of Light 

  Acernese, F.; Agathos, M.; Aiello, L.; Allocca, A.; Amato, A.; Ansoldi, S.; Antier, S.; Arène, M.; Arnaud, N.; Ascenzi, S.; Astone, P.; Aubin, F.; Virgo Collaboration; Vahlbruch, Henning; Mehmet, Moritz; Lück, Harald; Danzmann, Karsten (College Park, MD : American Physical Society, 2019)

  Current interferometric gravitational-wave detectors are limited by quantum noise over a wide range of their measurement bandwidth. One method to overcome the quantum limit is the injection of squeezed vacuum states of ...
• In-Orbit Performance of the GRACE Follow-on Laser Ranging Interferometer 

  Abich, Klaus; Abramovici, Alexander; Amparan, Bengie; Baatzsch, Andreas; Bachmann Okihiro, Brian; Barr, David C.; Bize, Maxime P.; Bogan, Christina; Braxmaier, Claus; Burke, Michael J.; Clark, Ken C.; Dahl, Christian; Dahl, Katrin; Danzmann, Karsten; Davis, Mike A.; De Vine, Glenn; Dickson, Jeffrey A.; Dubovitsky, Serge; Eckardt, Andreas; Ester, Thomas; Barranco, Germán Fernández; Flatscher, Reinhold; Flechtner, Frank; Folkner, William M.; Francis, Samuel; Gilbert, Martin S.; Gilles, Frank; Gohlke, Martin; Grossard, Nicolas; Guenther, Burghardt; Hager, Philipp; Hauden, Jerome; Heine, Frank; Heinzel, Gerhard; Herding, Mark; Hinz, Martin; Howell, James; Katsumura, Mark; Kaufer, Marina; Klipstein, William; Koch, Alexander; Kruger, Micah; Larsen, Kameron; Lebeda, Anton; Lebeda, Arnold; Leikert, Thomas; Liebe, Carl Christian; Liu, Jehhal; Lobmeyer, Lynette; Mahrdt, Christoph; Mangoldt, Thomas; McKenzie, Kirk; Misfeldt, Malte; Morton, Philip R.; Müller, Vitali; Murray, Alexander T.; Nguyen, Don J.; Nicklaus, Kolja; Pierce, Robert; Ravich, Joshua A.; Reavis, Gretchen; Reiche, Jens; Sanjuan, Josep; Schütze, Daniel; Seiter, Christoph; Shaddock, Daniel; Sheard, Benjamin; Sileo, Michael; Spero, Robert; Spiers, Gary; Stede, Gunnar; Stephens, Michelle; Sutton, Andrew; Trinh, Joseph; Voss, Kai; Wang, Duo; Wang, Rabi T.; Ware, Brent; Wegener, Henry; Windisch, Steve; Woodruff, Christopher; Zender, Bernd; Zimmermann, Marcus (College Park, MD : American Physical Society, 2019)

  The Laser Ranging Interferometer (LRI) instrument on the Gravity Recovery and Climate Experiment (GRACE) Follow-On mission has provided the first laser interferometric range measurements between remote spacecraft, separated ...
• Hydrogels for targeted waveguiding and light diffusion 

  Johannsmeier, Sonja; Torres-Mapa, Maria L.; Dipresa, Daniele; Ripken, Tammo; Heinemann, Dag; Heisterkamp, Alexander (Washington, DC : OSA - The Optical Society, 2019)

  Advances in photomedicine and optogenetics have defined the problem of efficient light delivery in vivo. Recently, hydrogels have been proposed as alternatives to glass or polymer fibers. These materials provide remarkable ...
• Diode pumped cw ruby laser 

  Luhs, W.; Wellegehausen, B. (Washington, DC : OSA - The Optical Society, 2019)

  Cw laser oscillation of ruby at 694 nm in linear and ring resonators is reported for the first time, pumped with a 1 W laser diode at 405 nm as well as 445 nm. The ruby laser operates at room temperature with a threshold ...
• GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs 

  Abbott, B.P.; Abbott, R.; Abbott, T.D.; Abraham, S.; Acernese, F.; Ackley, K.; Adams, C.; Adhikari, R.X.; Adya, V.B.; LIGO Scientific Collaboration and Virgo Collaboration; Affeldt, Christoph; Aufmuth, Peter; Bergmann, G.; Bisht, Aparna; Bode, N.; Booker, Phillip; Brinkmann, M.; Cabero, M.; Danilishin, Stefan L.; Danzmann, Karsten; Dent, Thomas; de Varona, Omar; Doravari, S.; Hanke, Manuela Melanie; Hennig, J.; Heurs, M.; Hochheim, Sven; Junker, J.; Karvinen, K.S.; Khan, S.; Kaufer, S.; Kirchhoff, R.; Koch, P.; Koehlenbeck, S.M.; Koper, N.; Kringel, V.; Kuehn, G.; Leavey, S.; Lehmann, J.; Lück, Harald; Mehmet, M.; Mukherjee, Arunava; Nery, M.; Ohme, F.; Oppermann, P.; Papa, M.A.; Phelps, M.; Puncken, O.; Rüdiger, A.; Schreiber, E.; Schulte, B.W.; Setyawati, Y.; Standke, M.; Steinke, M.; Steinmeyer, D.; Wei, L.-W.; Weinert, M.; Wellmann, F.; Weßels, P.; Wilken, D.M.; Willke, B.; Wimmer, M.H.; Winkler, W.; Wittel, H.; Woehler, J.; Wu, D.S. (College Park, MD : American Physical Society, 2019)

  We present the results from three gravitational-wave searches for coalescing compact binaries with component masses above 1 Ma™ during the first and second observing runs of the advanced gravitational-wave detector network. ...
• Experimental and theoretical study of the formation process of photopolymer based self-written waveguides 

  Suar, Monali; Melchert, Oliver; Rahlves, Maik; Roth, Bernhard (Washington, DC : OSA - The Optical Society, 2019)

  The realization of optical interconnects between multimode (MM) optical fibers and waveguides based on a self-writing process in photopolymer media represents an efficient approach for fast and easy-to-implement connection ...
• Femtosecond laser induced step-like structures inside transparent hydrogel due to laser induced threshold reduction 

  Saerchen, Emanuel; Liedtke-Gruener, Susann; Kopp, Maximilian; Heisterkamp, Alexander; Lubatschowski, Holger; Ripken, Tammo (San Francisco, CA : Public Library of Science (PLoS), 2019)

  In the area of laser material processing, versatile applications for cutting glasses and transparent polymers exist. However, parasitic effects such as the creation of step-like structures appear when laser cutting inside ...
• Deep-learning continuous gravitational waves 

  Dreissigacker, Christoph; Sharma, Rahul; Messenger, Chris; Zhao, Ruining; Prix, Reinhard (College Park, MD : American Physical Society, 2019)

  We present a first proof-of-principle study for using deep neural networks (DNNs) as a novel search method for continuous gravitational waves (CWs) from unknown spinning neutron stars. The sensitivity of current ...
• Dual infrared limits of 6d N=(2,0)theory 

  Lechtenfeld, Olaf; Popov, Alexander D. (Amsterdam : Elsevier B.V., 2019)

  Compactifying type A N−1 6d N=(2,0)supersymmetric CFT on a product manifold M 4 ×Σ 2 =M 3 ×S˜ 1 ×S 1 ×I either over S 1 or over S˜ 1 leads to maximally supersymmetric 5d gauge theories on M 4 ×I or on M 3 ×Σ 2 , respectively. ...

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