Energy Transfer from

Energy Transfer from Oif S, A,). The kinetics of metastable, electronically excited A, and states of 0] as studied in a discharge flow system have been reviewed.  

In particular, energy transfer to a molecule which can emit is of interest. For example, the role of singlet oxygen in excitation of the B-X bands of I2, Bra, IF, and BrF in systems of recombining atoms has been investigated. 

and Cruse found that the emission intensity of the bromine afteiglow increased on addition of and this was due to replacement 

and Townsend observed emission B from BrF and 

Direct formation of BrF(B) by combination of Br P with J-excited F P atoms is not energetically possible, in spite of their large ( 7%) equilibrium concentration at 300 K.  

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This illustrates the steps of energy transfer from the initially highly-excited C-H bond to other parts of the molecule, subsequent concentration of energy in one part of the molecule and finally rupture of the... 

For the case of intramolecular energy transfer from excited vibrational states, a mixed quantum-classical treatment was given by Gerber et al. already in 1982 [101]. These authors used a time-dependent self-consistent field (TDSCF) approximation. In the classical limit of TDSCF averages over wave functions are replaced by averages over bundles of trajectories, each obtained by SCF methods. 

Fig. 4. A schematic diagram showing energy transfer from sensitizer S to activator M followed by relaxation from one electronic level to another and then...

Leakage. Fluid flow from one side of a blade to the other side is referred to as leakage. Leakage reduces the energy transfer from impeller to fluid and decreases the exit velocity angle. 

The sticking coefficient at zero coverage, Sq T), contains the dynamic information about the energy transfer from the adsorbing particle to the sohd which gives rise to its temperature dependence, for instance, an exponential Boltzmann factor for activated adsorption. 

Endothermic energy transferred from surroundings to system... 

Exothermic energy transferred from system to surroundings... 

Fig. 4.1.17 Graphic illustration of Forster-type resonance energy transfer from aequorin to Aequorea GFP. In the vessel at left, a solution contains the molecules of aequorin and GFP randomly distributed in a low ionic strength buffer. The vessel at right contains a solution identical with the left, except that it contains some particles of DEAE cellulose. In the solution at right, the molecules of aequorin and GFP are coadsorbed on the surface of DEAE particles. Upon an addition of Ca2+, the solution at left emits blue light from aequorin (Xmax 465 nm), and the solution at right emits green light from GFP (Xmax 509 nm).

We have found for polypropynoic acid that this series of polymers reveals selective fluorescence spectra together with nonselective absorption. To account for this phenomenon, a scheme was proposed according to which PCSs are characterized by energy transfer from excited levels of some conjugation sections to the lower levels of other sections, followed by luminescence from the latter40 41,246,248,249,253. ... 

For collision frequencies large compared with the frequency of the electric field, the current remains in phase with the electric field in the reverse case, the current is 90° out of phase. The in-phase component of the current gives rise to an energy loss from the field (Joule heating loss) microscopically, this is seen to be due to the energy transferred from the electrons to the atoms upon collision. 

Excited states and energy transfer from donor cations to rare earths in the condensed phase. R. Reisfeld, Struct. Bonding (Berlin), 1976, 30, 65-97 (74). 

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