Auflistung nach Titel

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  • Ballistic bipolar junctions in chemically gated graphene ribbons 
    Baringhaus, Jens; Stöhr, Alexander; Forti, Stiven; Starke, Ulrich; Tegenkamp, Christoph (London : Nature Publishing Group, 2015-04-21)
    The realization of ballistic graphene pn-junctions is an essential task in order to study Klein tunneling phenomena. Here we show that intercalation of Ge under the buffer layer of pre-structured SiC-samples succeeds to ...
  • Ballistic tracks in graphene nanoribbons 
    Aprojanz, Johannes; Power, Stephen R.; Bampoulis, Pantelis; Roche, Stephan; Jauho, Antti-Pekka; Zandvliet, Harold J.W.; Zakharov, Alexei A.; Tegenkamp, Christoph (London : Nature Publishing Group, 2018)
    High quality graphene nanoribbons epitaxially grown on the sidewalls of silicon carbide (SiC) mesa structures stand as key building blocks for graphene-based nanoelectronics. Such ribbons display 1D single-channel ballistic ...
  • Baltic Lab: Creative platform on cities and territories in the Baltic States 
    Schröder, Jörg (Hannover : Regionales Bauen und Siedlungsplanung, Leibniz Universität Hannover, 2022-12-22)
    Tallinn, Riga, and Vilnius, the capitals of the three Baltic States, have become vibrant places for culture, economy, and also for politics. Digital innovation, cultural creativity, open and independent thinking are enhancing ...
  • Band structure of photonic crystals fabricated by two-photon polymerization 
    Rybin, Mikhail V.; Shishkin, Ivan I.; Samusev, Kirill B.; Belov, Pavel A.; Kivshar, Yuri S.; Kiyan, Roman V.; Chichkov, Boris; Limonov, Mikhail F. (Basel : MDPI AG, 2015)
    We study theoretically the band-gap structures of several types of three-dimensional photonic crystals with the fcc lattice symmetry: synthetic opals, inverted yablonovite and woodpile. The samples of inverted yablonovite, ...
  • Band-to-Mott-insulator transformations in four-component alkali-metal fermions at half-filling 
    Jaramillo, J.; Greschner, Sebastian; Vekua, T. (College Park, MD : American Physical Society, 2013)
    Under the influence of an external magnetic field and spin-changing collisions, the band insulator state of one-dimensional s-wave repulsively interacting four-component fermions at half-filling transforms into Mott insulator ...
  • Banker plants promote functional biodiversity and decrease populations of the cabbage whitefly Aleyrodes proletella 
    Laurenz, Sebastian; Meyhöfer, Rainer (Oxford [u.a.] : Wiley-Blackwell, 2020)
    In this study, potential banker plant systems against the cabbage whitefly Aleyrodes proletella Linnaeus (Hemiptera: Aleyrodidae) were developed under controlled conditions. The two most promising banker plant systems, ...
  • Barrier-free subsurface incorporation of 3d metal atoms into Bi(111) films 
    Klein, C.; Vollmers, N.J.; Gerstmann, U.; Zahl, P.; Lükermann, Daniel; Jnawali, G.; Pfnür, Herbert; Tegenkamp, Christoph; Sutter, P.; Schmidt, W.G.; Horn-von Hoegen, Michael (College Park, MD : American Physical Society, 2015)
    By combining scanning tunneling microscopy with density functional theory it is shown that the Bi(111) surface provides a well-defined incorporation site in the first bilayer that traps highly coordinating atoms such as ...
  • The Barriers for Iranian Retailers to Outsource Their 3pl Activities 
    Sahebi, Daniel; Helo, Petri (Hannover : publish-Ing., 2021)
    The importance of supply chain management and its related complex activities has been widely noted recently. Many companies desire to enter the international market in today’s competitive environment, and logistics could ...
  • Barriers to implementing pro-cycling policies: A case study of Hamburg 
    Wang, Luqi (Basel : MDPI AG, 2018)
    Cycling is gaining increasing attention as a convenient, environmentally friendly, and fitness-improving mode of transport. While many policy interventions have been made to promote cycling, not enough research has focused ...
  • Barriers to university–industry collaboration in an emerging market: Firm-level evidence from Turkey 
    Kleiner-Schaefer, Timo; Schaefer, Kerstin J. (Dordrecht [u.a.] : Springer Science + Business Media B.V, 2022)
    University-industry collaborations (UICs) are one of the main sources of external knowledge and technologies for industrial firms, particularly in the context of emerging markets (EMs) and firm development. It is thus ...
  • A basal carbon concentrating mechanism in plants? 
    Zabaleta, Eduardo; Martin, M. Victoria; Braun, Hans-Peter (Amsterdam [u.a.] : Elsevier Science, 2012)
    Many photosynthetic organisms have developed inorganic carbon (Ci) concentrating mechanisms (CCMs) that increase the CO 2 concentration within the vicinity of ribulose-1,5-bisphosphate carboxylase/oxygenase (RubisCO). ...
  • Basic Comparison of Three Aircraft Concepts: Classic Jet Propulsion, Turbo-Electric Propulsion and Turbo-Hydraulic Propulsion 
    Rodrigo, Clinton (Hamburg : Aircraft Design and Systems Group (AERO), Department of Automotive and Aeronautical Engineering, Hamburg University of Applied Sciences, 2019)
    Purpose - This thesis presents a comparison of aircraft design concepts to identify the superior propulsion system model among turbo-hydraulic, turbo-electric and classic jet propulsion with respect to Direct Operating ...
  • The basic physics of the binary black hole merger GW150914 
    LIGO Scientific Collaboration; Virgo Collaboration; Allen, Bruce; Aufmuth, Peter; Bisht, A.; Danzmann, Karsten; Heurs, M.; Kaufer, S.; Krueger, C.; Loriette, V.; Lough, J.D.; Lück, Harald; Sawadsky, A.; Schütte, D.; Singh, A.; Steinmeyer, D.; Vahlbruch, H.; Willke, Benno; Wimmer, M.H.; Wittel, H. (Weinheim : Wiley-VCH Verlag, 2017)
    The first direct gravitational-wave detection was made by the Advanced Laser Interferometer Gravitational Wave Observatory on September 14, 2015. The GW150914 signal was strong enough to be apparent, without using any ...
  • Basic studies for sterile filtration processing of therapeutic protein formulations 
    Haindl, Susanne Maria Hilda (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2020)
    The sterilization of protein formulations by filtration was investigated. The influence of process conditions (e.g. temperature) on filter fouling, protein adsorption and scale-up of the filtration process are examined.
  • Basic study on the influence of glass composition and aluminum content on the Ag/Al paste contact formation to boron emitters 
    Kroener, S.; Kiefer, F.; Peibst, R.; Heinemeyer, F.; Kruegener, J.; Eberstein, M. (Amsterdam : Elsevier Science BV, 2015)
    In this study, the contact formation of aluminum containing silver metallization pastes for boron emitters was investigated. Model pastes with varied glass composition (PbO-containing and PbO-free) and Al content were ...
  • Basin-scale runoff prediction: An Ensemble Kalman Filter framework based on global hydrometeorological data sets 
    Lorenz, Christof; Tourian, Mohammad J.; Devaraju, Balaji; Sneeuw, Nico; Kunstmann, Harald ([New York] : Wiley, 2015)
    In order to cope with the steady decline of the number of in situ gauges worldwide, there is a growing need for alternative methods to estimate runoff. We present an Ensemble Kalman Filter based approach that allows us to ...
  • Batch time optimization for an aerodynamic feeding system under changing ambient conditions 
    Kolditz, Torge; Rochow, Niklas; Nyhuis, Peter; Raatz, Annika (Amsterdam [u.a.] : Elsevier, 2021)
    In order to meet the demands for flexible feeding technology, a self-learning aerodynamic part feeding system has been developed. The actuated system uses a genetic algorithm to find the optimal parameter set for a high ...
  • Batch-Oriented Setting Time Optimisation in an Aerodynamic Feeding System 
    Busch, Jan; Schmidt, Maurice; Nyhuis, Peter (2015)
    The change of conditions for production companies in high-wage countries is characterized by the globalization of competition and the transition of a supplier´s to a buyer´s market. The companies need to face the challenges ...
  • Eine batchfähige Verbindungstechnik auf Basis von Schmelzklebstoffen 
    Hemken, Gregor; Böhm, Stefan; Dilger, Klaus; Raatz, Annika; Rathmann, Sven (Berlin [u.a.] : VDE-Verlag, 2008)
    Die hier vorgestellten Arbeiten des Teilprojekts B8 aus dem SFB 516 „Konstruktion und Fertigung aktiver Mikrosysteme“ befassen sich mit der Montage aktiver Mikrosysteme. Dabei werden sensorgeführte Montageprozes se sowie ...
  • Batteriespeicher in Nichtwohngebäuden : Untersuchungen zum Einsatz zur Lastspitzenkappung und Steigerung der Netzdienlichkeit 
    Paul, Elena (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2020)
    Im Fokus dieser Dissertation steht die Integration von Batteriespeichersystemen in Energieversorgungskonzepte von Nichtwohngebäuden unter Beachtung des Einflusses auf das Elektrizitätsnetz. Letzteres wird im Kontext ...