quantum yield


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quantum yield

[′kwän·təm ′yēld]
(physical chemistry)
For a photochemical reaction, the number of moles of a stated reactant disappearing, or the number of moles of a stated product produced, per einstein of light of the stated wavelength absorbed.
References in periodicals archive ?
4b shows the fluorescence quantum yield at any excitation wavelength obtained with Eq.
The relationship between the quantum yield of photosynthetic electron transport and quenching of chlorophyll fluorescence.
This result indicated the introduction of bulky pendant group could decrease the aggregation and improve the PL quantum yield.
3], even at the highest concentration used (50 MM), had little effect on the quantum yield of HPD photobleaching, reducing it only by 13% (Table 1); at this concentration, Na[N.
Quantum yield was measured using Rhodamine B as the reference in MeOH.
In order to quantify the reduction in the measured absorbance due to fluorescence, it was assumed that the relative reduction in absorbance is proportionate to the quantum yield as indicated in Eq.
But, fluorescence quantum yield of BCTE-HABI is much higher than that of o-Cl-HABI, which is attributed to its higher [S.
The rate of deprotection, or photospeed (PS), is a function of the molar absorptivity of the chromophore at the wavelength of irradiation and the quantum yield of the desired photochemical product formation process.
18-month-old cohort exhibited apparent quantum yield of about 70% and
12 University 4 UK: A dye which is non commercial and has a quantum yield as close to 1 as Possible
The organic dye molecule dibenzoterrylene (DBT) shows promise for use as a photon source with lifetime limited emission linewidths, a high quantum yield and an emission wavelength well matched to that of rubidium for interfacing with atomic quantum technology.

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