• Entanglement-enhanced time-continuous quantum control in optomechanics 

  Hofer, Sebastian G.; Hammerer, Klemens (College Park, MD : American Physical Society, 2015)

  The cavity-optomechanical radiation pressure interaction provides the means to create entanglement between a mechanical oscillator and an electromagnetic field interacting with it. Here we show how we can utilize this ...
• Generalized color codes supporting non-Abelian anyons 

  Brell, Courtney G. (College Park, MD : American Physical Society, 2015)

  We propose a generalization of the color codes based on finite groups G. For non-Abelian groups, the resulting model supports non-Abelian anyonic quasiparticles and topological order. We examine the properties of these ...
• Serum IGFBP4 concentration decreased in dairy heifers towards day 18 of pregnancy 

  Meyerholz, Marie M.; Mense, Kirsten; Lietzau, Michael; Kassens, Ana; Linden, Matthias; Knaack, Hendrike; Wirthgen, Elisa; Hoeflich, Andreas; Richard, Christophe; Sandra, Olivier; Schuberth, Hans-Joachim; Hoedemaker, Martina; Schmicke, Mari; Raliou, Mariam (Seoul : Korean Society of Veterinary Science, 2015)

  This study was conducted to determine if the main components of the somatotropic axis change during the early phase of pregnancy in the maternal blood system and whether differences exist on day 18 after pregnancy recognition ...
• Single Transparent Piezoelectric Detector for Optoacoustic Sensing - Design and Signal Processing 

  Blumenröther, Elias; Melchert, Oliver; Kanngießer, Jonas; Wollweber, Merve; Roth, Bernhard (Basel : MDPI, 2019)

  In this article, we present a simple and intuitive approach to create a handheld optoacoustic setup for near field measurements. A single piezoelectric transducer glued in between two sheets of polymethyl methacrylate ...
• Unusual terahertz waveforms from a resonant medium controlled by diffractive optical elements 

  Pakhomov, A.V.; Arkhipov, R.M.; Arkhipov, M.V.; Demircan, A.; Morgner, U.; Rosanov, N.N.; Babushkin, Ihar (Berlin : Springer Nature, 2019)

  Up to now, full tunability of waveforms was possible only in electronics, up to radio-frequencies. Here we propose a new concept of producing few-cycle terahertz (THz) pulses with widely tunable waveforms. It is based on ...
• Autoregressive Neural Network for Cloud Concentration Forecast from Hemispheric Sky Images 

  Crisosto, Cristian (London : Hindawi, 2019)

  We present here a new method to predict cloud concentration five minutes in advance from all-sky images using the Artificial Neural Networks (ANN). An autoregressive neural network with backpropagation (Ar-BP) was created ...
• Optimal control of the transport of Bose-Einstein condensates with atom chips 

  Amri, Sirine; Corgier, Robin; Sugny, Dominique; Rasel, Ernst M.; Gaaloul, Naceur; Charron, Eric (Berlin : Springer Nature, 2019)

  Using Optimal Control Theory (OCT), we design fast ramps for the controlled transport of Bose-Einstein condensates with atom chips' magnetic traps. These ramps are engineered in the context of precision atom interferometry ...
• Why is it so hard to gain enough Vitamin D by solar exposure in the European winter? 

  Seckmeyer, Gunther; Mustert, Christopher; Schrempf, Michael; Liley, Ben; Kotkamp, Michael; Bais, Alkiviadis; Gillotay, Didier; Slaper, Harry; Siani, Anna-Maria; Smedley, Andrew; Webb, Ann; McKenzie, Richard (2018)

  UV exposure, which is the main source for a sufficient level of vitamin D in the human body, is found to be up to a factor of 7 lower in Northern Germany (52° N) in the winter months compared to UV levels in thecentral ...
• Complete homotopy invariants for translation invariant symmetric quantum walks on a chain 

  Cedzich, C.; Geib, T.; Stahl, C.; Velázquez, L.; Werner, A.H.; Werner, R.F. (Wien : Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften, 2018)

  We provide a classification of translation invariant one-dimensional quantum walks with respect to continuous deformations preserving unitarity, locality, translation invariance, a gap condition, and some symmetry of the ...
• Additivity of entropic uncertainty relations 

  Schwonnek, Rene (Wien : Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften, 2018)

  We consider the uncertainty between two pairs of local projective measurements performed on a multipartite system. We show that the optimal bound in any linear uncertainty relation, formulated in terms of the Shannon ...
• One-Hour Prediction of the Global Solar Irradiance from All-Sky Images Using Artificial Neural Networks 

  Crisosto, Cristian; Hofmann, Martin; Mubarak, Riyad; Seckmeyer, Gumther (Basel : MDPI, 2018)

  We present a method to predict the global horizontal irradiance (GHI) one hour ahead in one-minute resolution using Artificial Neural Networks (ANNs). A feed-forward neural network with Levenberg–Marquardt Backpropagation ...
• Scalable Dissipative Preparation of Many-Body Entanglement 

  Reiter, Florentin; Reeb, David; Sorensen, Anders S. (College Park : American Physical Society, 2016)

  We present a technique for the dissipative preparation of highly entangled multiparticle states of atoms coupled to common oscillator modes. By combining local spontaneous emission with coherent couplings, we engineer ...
• Macroscopic Quantum Resonators (MAQRO): 2015 update 

  Kaltenbaek, Rainer; Aspelmeyer, Markus; Barker, Peter F.; Bassi, Angelo; Bateman, James; Bongs, Kai; Bose, Sougato; Braxmaier, Claus; Brukner, Caslav; Christophe, Bruno; Chwalla, Michael; Cohadon, Pierre-Francois; Cruise, Adrian Michael; Curceanu, Catalin (Heidelberg : SpringerOpen, 2016)

  Do the laws of quantum physics still hold for macroscopic objects - this is at the heart of Schrodinger's cat paradox - or do gravitation or yet unknown effects set a limit for massive particles? What is the fundamental ...
• Decoupling with random diagonal unitaries 

  Nakata, Yoshifumi; Hirche, Christoph; Morgan, Ciar; Winter, Andreas (Wien : Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften, 2017)

  We investigate decoupling, one of the most important primitives in quantum Shannon theory, by replacing the uniformly distributed random unitaries commonly used to achieve the protocol, with repeated applications of random ...
• Quantum Gross-Pitaevskii Equation 

  Haegeman, Jutho; Draxler, Damian; Stojevic, Vid; Cirac, J. Ignacio; Osborne, Tobias J.; Verstraete, Frank (Amsterdam : SciPost Foundation, 2017)

  We introduce a non-commutative generalization of the Gross-Pitaevskii equation for one-dimensional quantum gasses and quantum liquids. This generalization is obtained by applying the time-dependent variational principle ...
• Berry phase transition in twisted bilayer graphene 

  Rode, Johannes C.; Smirnov, Dmitri; Schmidt, Hennrik; Haug, Rolf J. (Bristol : Institute of Physics Publishing IOP, 2016)

  The electronic dispersion of a graphene bilayer is highly dependent on rotational mismatch between layers and can be further manipulated by electrical gating. This allows for an unprecedented control over electronic ...
• The joint impact of bankruptcy costs, fire sales and cross-holdings on systemic risk in financial networks 

  Weber, Stefan; Weske, Kerstin (Berlin : Springer, 2017)

  The paper presents a comprehensive model of a banking system that integrates network effects, bankruptcy costs, fire sales, and cross-holdings. For the integrated financial market we prove the existence of a price-payment ...
• GasLib - A Library of Gas Network Instances 

  Schmidt, Martin; Assmann, Denis; Burlacu, Robert; Humpola, Jesco; Joormann, Imke; Kanelakis, Nikolaos; Koch, Thorsten; Oucherif, Djamal; Pfetsch, Marc E.; Schewe, Lars; Schwarz, Robert; Sirvent, Mathias (Basel : MDPI AG, 2017)

  The development of mathematical simulation and optimization models and algorithms for solving gas transport problems is an active field of research. In order to test and compare these models and algorithms, gas network ...
• Transverse Hilbert schemes and completely integrable systems 

  Lora, Niccolò; Donin, Lamia (Berlin : Walter de Gruyter, 2017)

  In this paper we consider a special class of completely integrable systems that arise as transverse Hilbert schemes of d points of a complex symplectic surface S projecting onto ℂ via a surjective map p which is a submersion ...
• Simple route toward efficient frequency conversion for generation of fully coherent supercontinua in the mid-IR and UV range 

  Babushkin, Ihar; Tajalli, Ayhan; Sayinc, Hakan; Morgner, Uwe; Steinmeyer, Guenter; Demircan, Ayhan (London : Nature Publishing Group, 2017)

  Fiber supercontinua represent light sources of pivotal importance for a wide range of applications, ranging from optical communications to frequency metrology. Although spectra encompassing more than three octaves can be ...

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