Zobrazeno 1 - 10
of 296
pro vyhledávání: '"O. Plekan"'
Autor:
D. Faccialà, M. Devetta, S. Beauvarlet, N. Besley, F. Calegari, C. Callegari, D. Catone, E. Cinquanta, A. G. Ciriolo, L. Colaizzi, M. Coreno, G. Crippa, G. De Ninno, M. Di Fraia, M. Galli, G. A. Garcia, Y. Mairesse, M. Negro, O. Plekan, P. Prasannan Geetha, K. C. Prince, A. Pusala, S. Stagira, S. Turchini, K. Ueda, D. You, N. Zema, V. Blanchet, L. Nahon, I. Powis, C. Vozzi
Publikováno v:
Physical Review X, Vol 13, Iss 1, p 011044 (2023)
Chirality is widespread in nature, playing a fundamental role in biochemical processes and in the origin of life itself. The observation of dynamics in chiral molecules is crucial for the understanding and control of the chiral activity of photoexcit
Externí odkaz:
https://doaj.org/article/08607be60e024b88bf8837847833d35b
Autor:
M. Mudrich, A. C. LaForge, A. Ciavardini, P. O’Keeffe, C. Callegari, M. Coreno, A. Demidovich, M. Devetta, M. Di Fraia, M. Drabbels, P. Finetti, O. Gessner, C. Grazioli, A. Hernando, D. M. Neumark, Y. Ovcharenko, P. Piseri, O. Plekan, K. C. Prince, R. Richter, M. P. Ziemkiewicz, T. Möller, J. Eloranta, M. Pi, M. Barranco, F. Stienkemeier
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-7 (2020)
There is interest in understanding the relaxation mechanisms of photoexcitation in atoms, molecules and other complex systems. Here the authors unravel the photoexcitation and ultrafast relaxation of superfluid helium nanodroplets using a pump-probe
Externí odkaz:
https://doaj.org/article/32af0c3c05074ea3b21a7ae52289fd02
Autor:
E. V. Gryzlova, P. Carpeggiani, M. M. Popova, M. D. Kiselev, N. Douguet, M. Reduzzi, M. Negro, A. Comby, H. Ahmadi, V. Wanie, M. C. Castrovilli, A. Fischer, P. Eng-Johnsson, M. Meyer, K. Bartschat, S. M. Burkov, T. Csizmadia, M. Dumergue, S. Kühn, N. G. Harshitha, M. Fule, F. Aeenehvand, F. Stienkemeier, D. Iablonskyi, K. Ueda, P. Finetti, M. Zangrando, N. Mahne, K. L. Ishikawa, O. Plekan, K. C. Prince, E. Allaria, L. Giannessi, C. Callegari, A. N. Grum-Grzhimailo, G. Sansone
Publikováno v:
Physical Review Research, Vol 4, Iss 3, p 033231 (2022)
In coherent control schemes, pathways connecting an initial and a final state can be independently controlled by manipulating the complex amplitudes of their transition matrix elements. For paths characterized by the absorption of multiple photons, t
Externí odkaz:
https://doaj.org/article/5a4fb1aea1bc4027820fa0ed00067885
Autor:
M. Ilchen, G. Hartmann, E. V. Gryzlova, A. Achner, E. Allaria, A. Beckmann, M. Braune, J. Buck, C. Callegari, R. N. Coffee, R. Cucini, M. Danailov, A. De Fanis, A. Demidovich, E. Ferrari, P. Finetti, L. Glaser, A. Knie, A. O. Lindahl, O. Plekan, N. Mahne, T. Mazza, L. Raimondi, E. Roussel, F. Scholz, J. Seltmann, I. Shevchuk, C. Svetina, P. Walter, M. Zangrando, J. Viefhaus, A. N. Grum-Grzhimailo, M. Meyer
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-8 (2018)
Exploring the photoionization process leads to better understanding of the fundamental interactions between light and matter. Here the authors show the non-dipole contribution in the form of asymmetric photoelectron angular distribution from the ioni
Externí odkaz:
https://doaj.org/article/0974a36532924e289466f6e23631f8be
Autor:
R. J. Squibb, M. Sapunar, A. Ponzi, R. Richter, A. Kivimäki, O. Plekan, P. Finetti, N. Sisourat, V. Zhaunerchyk, T. Marchenko, L. Journel, R. Guillemin, R. Cucini, M. Coreno, C. Grazioli, M. Di Fraia, C. Callegari, K. C. Prince, P. Decleva, M. Simon, J. H. D. Eland, N. Došlić, R. Feifel, M. N. Piancastelli
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-7 (2018)
The first steps in photochemical processes involve changes in electronic and geometric structure on extremely short timescales. Here, the authors report femtosecond dynamics in prototypical acetylacetone, by pump-probe photoexcitation-photoemission e
Externí odkaz:
https://doaj.org/article/c44113b9e3f048fa8921c959f103ef60
Probing ultrafast ππ*/nπ* internal conversion in organic chromophores via K-edge resonant absorption
Autor:
T. J. A. Wolf, R. H. Myhre, J. P. Cryan, S. Coriani, R. J. Squibb, A. Battistoni, N. Berrah, C. Bostedt, P. Bucksbaum, G. Coslovich, R. Feifel, K. J. Gaffney, J. Grilj, T. J. Martinez, S. Miyabe, S. P. Moeller, M. Mucke, A. Natan, R. Obaid, T. Osipov, O. Plekan, S. Wang, H. Koch, M. Gühr
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-7 (2017)
Many photo-induced processes such as photosynthesis occur in organic molecules, but their femtosecond excited-state dynamics are difficult to track. Here, the authors exploit the element and site selectivity of soft X-ray absorption to sensitively fo
Externí odkaz:
https://doaj.org/article/bf84fb1d3c9c472f9e0e1473e557de0e
Autor:
A. C. LaForge, R. Michiels, Y. Ovcharenko, A. Ngai, J. M. Escartín, N. Berrah, C. Callegari, A. Clark, M. Coreno, R. Cucini, M. Di Fraia, M. Drabbels, E. Fasshauer, P. Finetti, L. Giannessi, C. Grazioli, D. Iablonskyi, B. Langbehn, T. Nishiyama, V. Oliver, P. Piseri, O. Plekan, K. C. Prince, D. Rupp, S. Stranges, K. Ueda, N. Sisourat, J. Eloranta, M. Pi, M. Barranco, F. Stienkemeier, T. Möller, M. Mudrich
Publikováno v:
Physical Review X, Vol 11, Iss 2, p 021011 (2021)
Interatomic processes play a crucial role in weakly bound complexes exposed to ionizing radiation; therefore, gaining a thorough understanding of their efficiency is of fundamental importance. Here, we directly measure the timescale of interatomic Co
Externí odkaz:
https://doaj.org/article/d4ee68ea54634871b1ba75b6c4e767d8
Akademický článek
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Akademický článek
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Autor:
A. C. LaForge, J. D. Asmussen, B. Bastian, M. Bonanomi, C. Callegari, S. De, M. Di Fraia, L. Gorman, S. Hartweg, S. R. Krishnan, M. F. Kling, D. Mishra, S. Mandal, A. Ngai, N. Pal, O. Plekan, K. C. Prince, P. Rosenberger, E. Aguirre Serrata, F. Stienkemeier, N. Berrah, M. Mudrich
Publikováno v:
LaForge, A C, Asmussen, J D, Bastian, B, Bonanomi, M, Callegari, C, De, S, Di Fraia, M, Gorman, L, Hartweg, S, R Krishnan, S, Kling, M F, Mishra, D, Mandal, S, Ngai, A, Pal, N, Plekan, O, Prince, K C, Rosenberger, P, Aguirre Serrata, E, Stienkemeier, F, Berrah, N & Mudrich, M 2022, ' Relaxation dynamics in excited helium nanodroplets probed with high resolution, time-resolved photoelectron spectroscopy ', Physical Chemistry Chemical Physics, vol. 24, no. 47, pp. 28844-28852 . https://doi.org/10.1039/D2CP03335F
Superfluid helium nanodroplets are often considered as transparent and chemically inert nanometer-sized cryo-matrices for high-resolution or time-resolved spectroscopy of embedded molecules and clusters. On the other hand, when the helium nanodroplet
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::49f9acba84c0699c7838ee9cc9e5f6f2
https://pure.au.dk/portal/da/publications/relaxation-dynamics-in-excited-helium-nanodroplets-probed-with-high-resolution-timeresolved-photoelectron-spectroscopy(41f10518-e9cb-4614-8e64-ab714701306c).html
https://pure.au.dk/portal/da/publications/relaxation-dynamics-in-excited-helium-nanodroplets-probed-with-high-resolution-timeresolved-photoelectron-spectroscopy(41f10518-e9cb-4614-8e64-ab714701306c).html
