Auflistung nach Schlagwort "Electric fields"

Sortiert nach: Sortierung: Ergebnisse:

  • Algorithmic Ground-State Cooling of Weakly Coupled Oscillators Using Quantum Logic 
    King, Steven A.; Spieß, Lukas J.; Micke, Peter; Wilzewski, Alexander; Leopold, Tobias; Crespo López-Urrutia, José R.; Schmidt, Piet O. (College Park, Md. : APS, 2021)
    The majority of ions and other charged particles of spectroscopic interest lack the fast, cycling transitions that are necessary for direct laser cooling. In most cases, they can still be cooled sympathetically through ...
  • Approaches toward optimized laser-induced damage thresholds of dispersive compensating mirrors applying nanolaminates 
    Willemsen, T.; Brinkmann, M.; Jupé, M.; Gyamfi, M.; Schlichting, S.; Ristau, Detlev (Bellingham, WA : S P I E - International Society for Optical Engineering, 2017)
    Ultra-short laser applications require high quality dielectric optics. The natural dispersion of light needs to be matched by dielectric components. However such dispersive components are very challenging for the deposition ...
  • Coated Blade Spray Ion Mobility Spectrometry 
    Thoben, Christian; Stadtler, Jannie J.; Simon, Paul R.; Raddatz, Christian-Robert; Sehlmeyer, Merle; Zimmermann, Stefan (Columbus, Ohio : American Chemical Society, 2024)
    Coated blade spray (CBS) is a microextraction technology with blades that serve as both the extraction device and the electrospray ionization (ESI) emitter. CBS is designed for easy and rapid extraction of analytes in ...
  • A cryogenic radio-frequency ion trap for quantum logic spectroscopy of highly charged ions 
    Leopold, T.; King, S.A.; Micke, P.; Bautista-Salvador, A.; Heip, J.C.; Ospelkaus, C.; Crespo López-Urrutia, J.R.; Schmidt, P.O. ([Erscheinungsort nicht ermittelbar] : American Institute of Physics, 2019)
    A cryogenic radio-frequency ion trap system designed for quantum logic spectroscopy of highly charged ions (HCI) is presented. It includes a segmented linear Paul trap, an in-vacuum imaging lens, and a helical resonator. ...
  • Detection of Triacetone Triperoxide by High Kinetic Energy Ion Mobility Spectrometry 
    Schaefer, Christoph; Lippmann, Martin; Beukers, Michiel; Beijer, Niels; van de Kamp, Ben; Knotter, Jaap; Zimmermann, Stefan (Columbus, Ohio : American Chemical Society, 2023)
    High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS) is a versatile technique for the detection of gaseous target molecules that is particularly useful in complex chemical environments, while the instrumental effort ...
  • Enhancement of the damage resistance of ultra-fast optics by novel design approaches 
    Willemsen, Thomas; Jupé, Marco; Gyamfi, Mark; Schlichting, Sebastian; Ristau, Detlev (Washington, DC : Optical Society of America, 2017)
    Dielectric components are essential for laser applications. Chirped mirrors are applied to compress the temporal pulse broadening crucial in the femtosecond regime. However, the design sensitivity and the electric field ...
  • Estimation of the threat of IEMI to complex electronic systems 
    Kanyou Nana, R.; Korte, S.; Dickmann, S.; Garbe, Heyno; Sabath, F. (Göttingen : Copernicus GmbH, 2009)
    The threat of ultra wideband (UWB) sources is interesting for military issues. This paper summarizes information concerning the voltages generated from some commercially available UWB generator systems and their produced ...
  • High kinetic energy-ion mobility spectrometry-mass spectrometry investigations of several volatiles and their fully deuterated analogues 
    Weiss, Florentin; Eiceman, Gary; Märk, Tilmann D.; Mayhew, Chris A.; Ruzsanyi, Veronika; Schaefer, Christoph; Zimmermann, Stefan (Berlin ; Heidelberg : Springer, 2022)
    The first High Kinetic Energy-Ion Mobility Spectrometry-Mass Spectrometry (HiKE-IMS-MS) studies involving six volatiles (acetone, acetonitrile, methanol, ethanol, 2-propanol, and 1-butanol) and their fully deuterated ...
  • Highly Efficient Ion Manipulator for Tandem Ion Mobility Spectrometry: Exploring a Versatile Technique by a Study of Primary Alcohols 
    Bohnhorst, Alexander; Zygmanowski, Anne; Yin, Yu; Kirk, Ansgar T.; Zimmermann, Stefan (Columbus, Ohio : American Chemical Society, 2023)
    In this work, we present a tandem ion mobility spectrometer (IMS) utilizing a highly efficient ion manipulator allowing to store, manipulate, and analyze ions under high electric field strengths and controlled ion-neutral ...
  • Improved LIDT values for dielectric dispersive compensating mirrors applying ternary composites 
    Willemsen, Thomas; Schlichting, S.; Gyamfi, M.; Jupé, Marco; Ehlers, H.; Morgner, Uwe; Ristau, Detlev (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)
    The present contribution is addressed to an improved method to fabricate dielectric dispersive compensating mirrors (CMs) with an increased laser induced damage threshold (LIDT) by the use of ternary composite layers. ...
  • Independent tuning of excitonic emission energy and decay time in single semiconductor quantum dots 
    Höfer, B.; Zhang, J.; Wildmann, J.; Zallo, E.; Trotta, R.; Ding, Fei; Rastelli, A.; Schmidt, O.G. (College Park, ML : American Institute of Physics Inc., 2017)
    Independent tuning of emission energy and decay time of neutral excitons confined in single self-assembled In(Ga)As/GaAs quantum dots is achieved by simultaneously employing vertical electric fields and lateral biaxial ...
  • Investigating the origin of third harmonic generation from diabolo optical antennas 
    Shi, Liping; Andrade, Jose R.C.; Kim, Hyunwoong; Han, Seunghwoi; Nicolas, Rana; Franz, Dominik; Boutu, Willem; Heidenblut, Torsten; Segerink, Frans B.; Bastiaens, Bert; Merdji, Hamed; Kim, Seung-Woo; Morgner, Uwe; Kovačev, Milutin (American Institute of Physics Inc., 2017)
    We propose to use diabolo nanoantennas for experimentally investigating the origin of the enhanced third harmonic generation by localized surface plasmon polaritons. In such a geometry, the opposing apexes of bowties are ...
  • Measurement of the shielding effectiveness of conducting enclosures with the image theory 
    Paoletti, U.; Garbe, Heyno; John, W. (Göttingen : Copernicus GmbH, 2005)
    Two simple techniques for the measurement of the shielding efficiency for the electric field of a symmetric enclosure are presented.y They allow measurements in the symmetry plane of the enclosure without disturbances b ...
  • 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 ...
  • Modellierung des Elektrischen Feldes für Anordnungen mit Singularitäten [Modeling of the electric field for configurations with singularities] 
    Mente, D.; Greiff, M.; Mathis, Wolfgang (Göttingen : Copernicus GmbH, 2007)
    Modern numerical methods for field calculations are having problems dealing with singularities correctly. This paper provides two alternative methods that are able to handle electric fields including singularities in ...
  • Numerical modelling of electrostatic force microscopes considering charge and dielectric constant 
    Bala, Uzzal Binit; Greiff, Michael; Preisner, Thomas; Mathis, Wolfgang (Bingley : Emerald Group Publishing Ltd., 2009)
    Purpose - The purpose of this paper is to present a hybrid numerical simulation approach for the calculation of potential and electric field distribution considering charge and dielectric constant. Design/methodology/ ...
  • OSCAR a Matlab based optical FFT code 
    Degallaix, J. (Bristol : Institute of Physics Publishing, 2010)
    Optical simulation softwares are essential tools for designing and commissioning laser interferometers. This article aims to introduce OSCAR, a Matlab based FFT code, to the experimentalist community. OSCAR (Optical ...
  • Physical and chemical induced spin crossover 
    Renz, Franz (Bristol : IOP Publishing Ltd., 2010)
    Physical spin crossover (spin transition), one of the most fascinating dynamic electronic structure phenomena occurring in coordination compounds of third row transition metal ions, mostly of iron(II), iron(III) and ...
  • Plate-height model of ion mobility-mass spectrometry 
    Grabarics, Márkó; Lettow, Maike; Kirk, Ansgar T.; von Helden, Gert; Causon, Tim J.; Pagel, Kevin (Cambridge : Soc., 2020)
    In the past decade, ion mobility spectrometry (IMS) in combination with mass spectrometry (IM-MS) became a widely employed technique for the separation and structural characterization of ionic species in the gas phase. ...
  • Quantum sensing of oscillating electric fields with trapped ions 
    Wolf, Fabian; Schmidt, Piet O. ([London] : Elsevier Ltd., 2021)
    Quantum noise is a fundamental limitation for quantum sensors and results in the so-called shot-noise limit. Nowadays, several systems such as optical clocks or gravitational wave detectors approach measurement sensitivities ...