Search Results - "Ullmann, Roland"

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  1. 1
    Two-dimensional modeling of transient gain gratings in saturable gain media

    Two-dimensional modeling of transient gain gratings in saturable gain media by Elsner, Robert, Ullmann, Roland, Heuer, Axel, Menzel, Ralf, Ostermeyer, Martin

    Published in Optics express (26-03-2012)
    “…A transient two-dimensional model describing degenerate four-wave mixing inside saturable gain media is presented. The new model is compared to existing…”
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  2. 2
    Transport of C 4 -Dicarboxylates in Wolinella succinogenes

    Transport of C 4 -Dicarboxylates in Wolinella succinogenes by Ullmann, Roland, Gross, Roland, Simon, Jörg, Unden, Gottfried, Kröger, Achim

    Published in Journal of bacteriology (15-10-2000)
    “…C 4 -dicarboxylate transport is a prerequisite for anaerobic respiration with fumarate in Wolinella succinogenes , since the substrate site of fumarate…”
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  3. 3
    Frequency stable coupling of laser oscillators using gain gratings in Nd:YAG

    Frequency stable coupling of laser oscillators using gain gratings in Nd:YAG by Ullmann, Roland, Eisner, Robert, Heuer, Axel, Menzel, Ralf, Ostermeyer, Martin

    “…To realize frequency-stable operation of a Q-switched loop resonator, a passive coupling scheme based on gain gratings is numerically investigated. Existing…”
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    Conference Proceeding
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  4. 4
    Transport of C4-dicarboxylates in Wolinella succinogenes

    Transport of C4-dicarboxylates in Wolinella succinogenes by Ullmann, Roland, Gross, Roland, Simon, Jorg, Unden, Gottfried, Kroger, Achim

    Published in Journal of bacteriology (01-10-2000)
    “…C4-dicarboxylate transport is a prerequisite for anaerobic respiration with fumarate in Wolinella succinogenes, since the substrate site of fumarate reductase…”
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  5. 5
    The New Sound of Braun

    The New Sound of Braun by Ullmann, Roland

    Published in The Making of Design (31-12-2009)
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  6. 6
    Transport of C4-Dicarboxylates inWolinella succinogenes

    Transport of C4-Dicarboxylates inWolinella succinogenes by Roland Ullmann, Roland Gross, Jörg Simon, Gottfried Unden, Achim Kröger

    Published in Journal of Bacteriology (15-10-2000)
    “…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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  7. 7
    Laser oscillator coupling via gain gratings to achieve frequency stable operation

    Laser oscillator coupling via gain gratings to achieve frequency stable operation by Elsner, Robert, Ullmann, Roland, Ostermeyer, Martin

    “…We investigate numerically the feasibility of gain gratings to realize frequency stable coupling of a Q-switched loop resonator to a master oscillator. The…”
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  8. 8
    Frequency stable operation of a pulsed solid state laser oscillator based on gain grating holograms

    Frequency stable operation of a pulsed solid state laser oscillator based on gain grating holograms by Ullmann, R., Elsner, R., Heuer, A., Menzel, R., Ostermeyer, M.

    “…The feasibility of gain gratings to realize a frequency stable coupling of a pulsed loop resonator to a master oscillator is investigated. A two-dimensional…”
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