1,196 research outputs found

    Freude im Himmel

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    FREUDE IM HIMMEL Freude im Himmel ( - ) Cover ( - ) Title page ( - ) Weihnachten in China. ([3]) Image ([5]) Freude im Himmel ([11]) Des Waisenknaben Weihnachtsfreude. ([21]) Image ([23]) Friede auf Erden. ([30]) Die kleinen Raucher. ([37]) Das Weihnachtsgeschenk. ([42]) Therese ([54]) Image ([63]) Inhalt. ( - ) Advertising ( - ) Cover ( -

    Dr H. Freude, Dr K. W. Harde, Dr G. A. Lohse. — Die Käfer Mitteleuropas, 1965-1964

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    Roman Émile. Dr H. Freude, Dr K. W. Harde, Dr G. A. Lohse. — Die Käfer Mitteleuropas, 1965-1964. In: Bulletin mensuel de la Société linnéenne de Lyon, 36ᵉ année, n°7, septembre 1967. pp. 317-318

    Fantom hymnu europejskiego : wyjaśnienia w sprawie wiersza "An die Freude" Fryderyka Schillera

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    Autor rewiduje rozpowszechnione w mass mediach twierdzenie, że Friedrich Schiller jest autorem tekstu hymnu Unii Europejskiej. Podkreśla fakt, że hymn Unii Europejskiej jest melodią bez słów. Szkicuje historyczny kontekst powstania wiersza "An die Freude" ("Do radości") i jego recepcję, analizuje jego treść i wskazuje na jego związki z kulturą wolnomularską

    All-fiberized dispersion-managed multi-channel regeneration at 43 Gb/s

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    We report on the simultaneous 2R regeneration of up to three 42.7 Gb/s wavelength-division-multiplexing channels in a simple dispersion-managed fiber section with signal quality improvements higher than 1.7 dB. The regenerator relies on self-phase modulation-induced spectral broadening of the optical channels inside the fiber section and subsequent bandpass filtering at shifted wavelengths, and it is experimentally investigated in single-, dual-, and three-channel operation using optical pulses of 33% duty cycle

    Simultaneous processing of 43 Gb/s WDM channels by a fiber-based dispersion-managed 2R regenerator

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    We demonstrate 43 Gb/s multi-channel 2R regeneration in a single dispersion-managed fiber, based on SPM-induced spectral broadening and subsequent offset filtering

    Die Freude aller Welt. Zu "Gotteslob" Nr. 588 "Sagt an, wer ist doch diese"

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    Braungart W. Die Freude aller Welt. Zu "Gotteslob" Nr. 588 "Sagt an, wer ist doch diese". I.A.H. Bulletin. Publikation der Internationalen Arbeitsgemeinschaft für Hymnologie. 2004;(30):109-117

    High-speed low-voltage electro-optic modulator with a polymer-infiltrated silicon photonic crystal waveguide

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    The paper concerns the design and the study of a silicon-based electro-optical modulator, using a photonic crystal waveguide containing a slot which is infiltrated with a nonlinear polymer. The research topic is important for the physics of photonic systems and for applications to integrated optics and to telecommunications. Abstract: A novel electro-optic silicon-based modulator with a bandwidth of 78GHz, a drive voltage amplitude of 1V and a length of only 80 μm is proposed. Such record data allow 100Gbit/s transmission and can be achieved by exploiting a combination of several physical effects. First, we rely on the fast and strong nonlinearities of polymers infiltrated into silicon, rather than on the slower free-carrier effect in silicon. Second, we use a Mach-Zehnder interferometer with slotted slow-light waveguides for minimizing the modulator length, but nonetheless providing a long interaction time for modulation field and optical mode. Third, with this short modulator length we avoid bandwidth limitations by RC time constants. The slow-light waveguides are based on a photonic crystal. A polymer-filled narrow slot in the waveguide center forms the interaction region, where both the optical mode and the microwave modulation field are strongly confined to. The waveguides are designed to have a low optical group velocity and negligible dispersion over a 1THz bandwidth.With an adiabatic taper we significantly enhance the coupling to the slow light mode. The feasibility of broadband slow-light transmission and efficient taper coupling has been previously demonstrated by us with calculations and microwave model experiments, where fabrication-induced disorder of the photonic crystal was taken into account

    Terminologia radości w Psałterzu

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    Die vorstehende Untersuchung zeigt, wie reich der hebräische Sprachschatz an Worten ist, mit denen er die Freude als Stimmung und Ausdruck darzustellen vermag. Am häufigsten begegnet man dem Terminus śāmah, sich freuen. Das Wort übergeht von profaner zu religiöser Bedeutung; die religiöse Freude kann sich nicht anders äussern wie die profane. Lediglich durch objektive, seien es heilsgeschichtlich oder sittlich bedingte Momente, ist jene als religiös charakterisiert und von dieser unterschieden. Die Bedeutung der Wurzel gil ist streng religiös, bezieht sich fast stets auf die Heilsfreude. Die andere, komplementäre, Termine wie rānan, rûac, śûś (śtś), ʽālaz, ʽālas und hālal pi., weisen neben sprachlichem Reichtum eine bunte Skala von Bedeutungsmomenten auf, welche die Freude als Stimmung und Ausdruck einmal mehr als innerseelisches, ein anderes Mal als demonstratives und sich mitteilendes Erlebnis darstellen. Für das religiöse Freudenerlebnis bedeutet diese terminologische Mannigfaltigkeit Unterscheidung der Freude als individueller Seelenstimmung, Gottseligkeit, meistens als Gemeinschaftserlebens in kultischer Feier, als doxologischen und hymnologischen Lobpreises

    Efficient modulation cancellation using reflective SOAs

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    Modulation cancellation and signal inversion are demonstrated within reflective semiconductor optical amplifiers. The effect is necessary to implement colorless optical network units for network end-users, where downstream signals need to be erased in order to reuse the carrier for upstream transmission. The results presented here indicate that reflective semiconductor optical amplifiers possess the perfect high-speed all-optical gain saturation characteristics to completely cancel the downstream modulation at microwatt optical power levels and are thus the prime candidate to be constituents of future optical network units. Theoretical considerations are supported by experiments that show the cancellation of signals with a 6 dB extinction ratio at 2.5 Gbit/s. © 2012 Optical Society of America
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