Browsing An-Institute by Issue Date

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  • Hild, S.; Grote, H.; Smith, J.R.; Hewitson, M. (Bristol : Institute of Physics Publishing, 2006)
    During the S4 LSC science run, the gravitational-wave detector GEO600, the first large scale dual recycled interferometer, took 30 days of continuous data. An instrumental duty cycle greater than 96% and a peak sensitivity ...
  • Willke, B.; Danzmann, K.; Fallnich, C.; Frede, M.; Heurs, M.; King, P.; Kracht, D.; Kwee, P.; Savage, R.; Seifert, F.; Wilhelm, R. (Bristol : Institute of Physics Publishing, 2006)
    Second generation gravitational wave detectors require high power lasers with several 100W of output power and with very low temporal and spatial fluctuations. In this paper we discuss possible setups to achieve high laser ...
  • Bunkowski, A.; Burmeister, O.; Clausnitzer, T.; Kley, E.-B.; Tünnermann, A.; Danzmann, Karsten; Schnabel, R. (Bristol : Institute of Physics Publishing, 2006)
    All-reflective interferometry based on nano-structured diffraction gratings offers new possibilities for gravitational wave detection. We investigate an all-reflective Fabry-Perot interferometer concept in 2nd order Littrow ...
  • Heinzel, G.; Bogenstahl, J.; Braxmaier, C.; Danzmann, K.; Garcia, A.; Guzman, F.; Hough, J.; Hoyland, D.; Jennrich, O.; Killow, C.; Robertson, D.; Sodnik, Z.; Steier, F.; Ward, H.; Wand, V. (Bristol : Institute of Physics Publishing, 2006)
    This paper gives an update on the status of the LISA technology package (LTP) which is to be launched in 2009 by ESA as a technology demonstration mission for the spaceborne gravitational wave observatory LISA. The dominant ...
  • Schmidt, Jan; Pohl, Peter; Bothe, Karsten; Brendel, Rolf (London : Hindawi Limited, 2007)
    This paper gives a review of some recent developments in the field of contactless silicon wafer characterization techniques based on lifetime spectroscopy and infrared imaging. In the first part of the contribution, we ...
  • Meyer, F.; Ostendorf, A.; Stute, U. (Bristol : IOP Publishing Ltd., 2007)
    This paper presents a flexible, mask-free and efficient technique for UV-laser micropatterning of photosensitive resist by laser direct writing (LDW). Photo resist spun on gold sputtered silicon wafers has been laser ...
  • Ovsianikov, A.; Gaidukeviciute, A.; Chichkov, Boris; Oubaha, M.; MacCraith, B.D.; Sakellari, I.; Giakoumaki, A.; Gray, D.; Vamvakaki, M.; Farsari, M.; Fotakis, C. (London : Hindawi Limited, 2008)
    Two-photon polymerization of photosensitive materials has emerged as a very promising technique for the fabrication of photonic crystals and devices. We present our investigations into the structuring by two-photon ...
  • Petersen, Svea; Soller, Jan T.; Wagner, Siegfried; Richter, Andreas; Bullerdiek, Jörn; Nolte, Ingo; Barcikowski, Stephan; Murua Escobar, Hugo (London : Biomed Central, 2009)
    Ultrashort pulsed laser ablation in liquids represents a powerful tool for the generation of pure gold nanoparticles (AuNPs) avoiding chemical precursors and thereby making them especially interesting for biomedical ...
  • Mateos, I.; Lobo, A.; Ramos-Castro, J.; Sanjun, J.; Nofrarias, M. (Bristol : Institute of Physics Publishing, 2009)
    The current design, and material implementation of the magnetic field sensing in the LISA Technology Package (LTP) on board LISA Pathfinder (LPF), is based on a set of 4 high-precision 3-axis fluxgate magnetometers. In ...
  • Sanjun, J.; Lobo, A.; Nofrarias, M.; Ramos-Castro, J.; Mateos, N.; Xirgu, X. (Bristol : Institute of Physics Publishing, 2009)
    Temperature sensors and heaters belong in the diagnostics subsystem of the LISA Technology Package (LTP) on board LISA Pathfinder, the technology demonstrator for LISA. A number of these diagnostics items are placed at ...
  • Mertens, Verena; Reineke-Koch, Rolf; Parisi, Jürgen (Berlin : De Gruyter, 2009)
    Copper chalcopyrite based solar cells with different molar gallium to gallium plus indium ratio (GGI) are looked at, using deep level transient spectroscopy (DLTS) and admittance spectroscopy (AS). Depending on the respective ...
  • Nofrarias, M.; García Marín, A.F.; Heinzel, G.; Hewitson, M.; Lobo, A.; Sanjun, J.; Ramos-Castro, J.; Danzmann, K. (Bristol : Institute of Physics Publishing, 2009)
    The Diagnostic Subsytem in the LISA Technology Package (LTP) on board the LISA Pathfinder mission (LPF) will characterise those external disturbances with a potential impact on the performance of the experiment coming from ...
  • Ovsianikov, Aleksandr; Deiwick, Andrea; Van Vlierberghe, Sandra; Pflaum, Michael; Wilhelmi, Mathias; Dubruel, Peter; Chichkov, Boris (Basel : MDPI AG, 2010)
    In the present work, the two-photon polymerization (2PP) technique was applied to develop precisely defined biodegradable 3D tissue engineering scaffolds. The scaffolds were fabricated via photopolymerization of gelatin ...
  • Seidel, Andreas; Gosciniak, Jacek; Gonzalez, Maria U.; Renger, Jan; Reinhardt, Carsten; Kiyan, Roman; Quidant, Romain; Bozhevolnyi, Sergey I.; Chichkov, Boris (London : Hindawi Limited, 2010)
    We present fiber-coupled dielectric-loaded plasmonic waveguides for 1.55 m telecom wavelength fabricated by two-photon polymerization and nanoimprint lithography. The waveguide structures include 100- m-long plasmonic ...
  • Narayan, Roger J.; Doraiswamy, Anand; Chrisey, Douglas B.; Chichkov, Boris (Amsterdam : Elsevier Science, 2010)
    Two photon polymerization involves nearly simultaneous absorption of ultrashort laser pulses for selective curing of photosensitive material. This process has recently been used to create small-scale medical devices out ...
  • Wojakowski, Bodo; Klug, Ulrich; Düsing, Jan; Kling, Rainer (Amsterdam : Elsevier B.V., 2010)
    High-resolution laser patterning offers innovative methods for the manufacturing of three dimensional interconnect devices. The process chain presented in this paper uses cost efficient metal thin-films sputtered on ...
  • Dudziak, S.; Gieseke, M.; Haferkamp, H.; Barcikowski, S.; Kracht, D. (Amsterdam : Elsevier B.V., 2010)
    NiTi shape memory alloys are considered to be difficult to machine. Dimensional accuracy can hardly be met especially in micro-machining. Being a non-contact tool and therefore independent from machining forces, the laser ...
  • Nölke, C.; Claußen, S.; Dudziak, S.; Haferkamp, H.; Barcikowski, S. (Amsterdam : Elsevier B.V., 2010)
    Laser dispersing offers a great potential to fabricate layers or tracks with tailored properties threat duce abrasive or adhesive wear at the surface of highly stressed components. Different ceramic powder materials like ...
  • Stehr, T.; Hermsdorf, J.; Henning, T.; Kling, R. (Amsterdam : Elsevier B.V., 2010)
    Laser micro spot welding offers temperature resistant high strength contacts without filler material. However, due to varying surface absorption properties of copper, the welding quality shows poor reproducibility. To ...
  • Ehret, Klaus; Frede, Maik; Ghazaryan, Samvel; Hildebrandt, Matthias; Knabbe, Ernst-Axel; Kracht, Dietmar; Lindner, Axel; List, Jenny; Meier, Tobias; Meyer, Niels; Notz, Dieter; Redondo, Javier; Ringwald, Andreas; Wiedemann, Günter; Willke, Benno (Amsterdam : Elsevier B.V., 2010)
    The ALPS Collaboration runs a "Light Shining through a Wall" (LSW) experiment to search for photon oscillations into "Weakly Interacting Sub-eV Particles" (WISPs) often predicted by extensions of the Standard Model. The ...

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