Publikationen von K. Oum

Lenzer, T.; Bürsing, R.; Dittmer, A.; Panja, S. S.; Wild, D. A.; Oum, K.: Rotational and vibrational cooling in pulsed high-pressure molecular beam expansions from 3 bar into the supercritical regime. The Journal of Physical Chemistry A 114 (22), S. 6377 - 6383 (2010)

Lenzer, T.; Schubert, S.; Ehlers, F.; Lohse, P.; Scholz, M.; Oum, K.: Femtosecond pump-supercontinuum probe and transient lens spectroscopy of adonixanthin. Archives of Biochemistry and Biophysics 483 (2), S. 213 - 218 (2009)

Dvorak, M.; Fidler, V.; Lohse, P.; Michl, M.; Oum, K.; Wagener, P.; Schroeder, J.: Ultrafast intramolecular electronic energy transfer in rigidly linked aminopyrenyl-aminobenzanthronyl dyads-a femtosecond study. Physical Chemistry Chemical Physics 11 (2), S. 317 - 323 (2009)

Ehlers, F.; Lenzer, T.; Oum, K.: Excited-state dynamics of 12 '-apo-beta-caroten-12 '-al and 8 '-apo-beta-caroten-8 '-al in supercritical CO₂, N₂O, and CF₃H. Journal of Physical Chemistry B 112 (51), S. 16690 - 16700 (2008)

Lohse, P. W.; Buersing, R.; Lenzer, T.; Oum, K.: Exploring 12'-apo-β-carotenoic-12'-acid as an ultrafast polarity probe for ionic liquids. Journal of Physical Chemistry B 112 (10), S. 3048 - 3057 (2008)

Stalke, S.; Wild, D. A.; Lenzer, T.; Kopczynski, M.; Lohse, P. W.; Oum, K.: Solvent-dependent ultrafast internal conversion dynamics of n-apo--carotenoic-n-acids (n = 8, 10, 12). Physical Chemistry Chemical Physics 10 (16), S. 2180 - 2188 (2008)

Buersing, R.; Lenzer, T.; Oum, K.: Density dependence of optical Kerr lens signals in neat N₂O and CO₂. Chemical Physics 331 (2-3), S. 403 - 409 (2007)

Ehlers, F.; Wild, D. A.; Lenzer, T.; Oum, K.: Investigation of the S₁/ICT S₀ internal conversion lifetime of 4'-apo--caroten-4'-al and 8'-apo--caroten-8'-al: Dependence on conjugation length and solvent polarity. Journal of Physical Chemistry A 111 (12), S. 2257 - 2265 (2007)

Kopczynski, M.; Ehlers, F.; Lenzer, T.; Oum, K.: Evidence for an intramolecular charge transfer state in 12'-Apo-β-caroten-12'-al and 8'-Apo-β-caroten-8'-al: Influence of solvent polarity and temperature. Journal of Physical Chemistry A 111 (25), S. 5370 - 5381 (2007)

Chen, Z.; Lee, T.; Lenzer, T.; Oum, K.: Solvent Effects on the S₀(1¹A_g^-) S₂(1¹B_u⁺) Transition of β-Carotene, Echinenone, Canthaxanthin, and Astaxanthin in Supercritical CO₂ and CF₃H. Journal of Physical Chemistry A 110 (39), S. 11291 - 11297 (2006)

Lee, C.; Luther, K.; Oum, K.; Troe, J.: Pressure and temperature dependence of the recombination of p-fluorobenzyl radicals. Journal of Physical Chemistry A 110 (8), S. 2613 - 2621 (2006)

Lenzer, T.; Oum, K.; Seehusen, J.; Seidel, M.: Transient lens spectroscopy of ultrafast internal conversion processes in citranaxanthin. Journal of Physical Chemistry A 110 (9), S. 3159 - 3164 (2006)

Wild, D. A.; Winkler, K.; Stalke, S.; Oum, K.; Lenzer, T.: Extremely strong solvent dependence of the S₁->S₀ internal conversion lifetime of 12'-apo-β-caroten-12'-al. Physical Chemistry Chemical Physics 8 (21), S. 2499 - 2505 (2006)

Kopczynski, M.; Lenzer, T.; Oum, K.; Seehusen, J.; Seidel, M.; Ushakov, V. G.: Ultrafast transient lens spectroscopy of various C-40 carotenoids: lycopene, beta-carotene, (3R,3'R)- zeaxanthin, (3R,3'R,6'R)-lutein, echinenone, canthaxanthin, and astaxanthin. Physical Chemistry Chemical Physics 7 (14), S. 2793 - 2803 (2005)

Lenzer, T.; Oum, K.; Schroeder, J.; Sekiguchi, K.: Gas-phase collisional relaxation of the CH₂I radical after UV photolysis of CH₂I₂. Journal of Physical Chemistry A 109, S. 10824 - 10831 (2005)

Oum, K.; Luther, K.; Troe, J.: High pressure studies of radical solvent molecule interactions in the CCl₃ and Br combination reactions of CCl₃. Journal of Physical Chemistry A 108, S. 2690 - 2699 (2004)

Oum, K.; Harrison, J. J.; Lee, C.; Wild, D. A.; Luther, K.; Lenzer, T.: On-line and in situ optical detection of particles of organic molecules formed by rapid expansion of supercritical solutions (RESS) of CO2. Physical Chemistry Chemical Physics 5 (24), S. 5467 - 5471 (2003)

Luther, K.; Oum, K.; Troe, J.: Study of the recombination CCl₃ + O₂ (+ M) → CCl₃O₂ (+ M) at pressures of 2-900 bar and temperatures of 260-346 K. Journal of Physical Chemistry A 105, S. 5535 - 5541 (2001)

Lenzer, T.; Oum, K.: Investigation of internal conversion dynamics of carotenoids using femtosecond pump-supercontinuum probe (PSCP) spectroscopy. Carotenoid Science 12, S. 28 - 28 (2008)

Oum, K.; Lenzer, T.: Femtosecond kinetc studies of carotenoids using transient lens and transient absorption techniques in organic solvents and supercritical fluids. Carotenoid Science 12, S. 35 - 35 (2008)