WebUltrafast transient absorption spectroscopy: principles and application to photosynthetic systems. The photophysical and photochemical reactions, after light absorption by a … Web21 Mar 2004 · The transient absorption data obtained by femtosecond pump–probe spectroscopy for the ZnO films collected at 750 nm following excitation at 400 nm are shown in Fig. 4a,b with different time scale windows: 0–10, 0–45 and 0–500 ps. The decay of the signal can be well fitted with the following time constants 1.5, 12 and 400 ps.
Ultrafast transient absorption spectroscopy: principles and …
WebDiagram of a transient absorption spectroscopy system. Femtosecond Stimulated Raman Spectroscopy Femtosecond Stimulated Raman Spectrometer (FSRS) is an ultrafast nonlinear optical technique that enables acquisition of the ground and time resolved excited state Raman spectra of a sample, giving vibrational --- and consequently structural --- … Web4 Jul 2009 · How a molecular understanding of the light-harvesting and photoprotective functions of carotenoids in photosynthesis is accomplished through the application of ultrafast transient absorption spectroscopy is discussed. The photophysical and photochemical reactions, after light absorption by a photosynthetic pigment–protein … reaper otr
Three applications of ultrafast transient absorption …
Web13 Apr 2024 · The photo-physical properties of dicyanoanthracene (DCA) molecules adsorbed on the external surface of ZSM-5 zeolite, forming DCA@ZSM-5 composites, have been investigated by picosecond transient emission, femtosecond transient absorption infrared vibrational spectroscopy, steady-state UV–vis, and quantum chemistry … WebWe employ ultrafast mid-infrared transient absorption spectroscopy to probe the rapid loss of carbonyl ligands from gas-phase nickel tetracarbonyl following ultraviolet … Web13 Apr 2024 · The photo-physical properties of dicyanoanthracene (DCA) molecules adsorbed on the external surface of ZSM-5 zeolite, forming DCA@ZSM-5 composites, … reaper orchestral template