Sentence examples for reaction quantum from inspiring English sources

The use of lower reactant concentrations leads to higher selectivities for this reaction; quantum yields of 104 and more permit the use of weak lamps.

Particularly, the dependence of the overall reaction quantum efficiency upon operating variables such as the PCE feed concentration, gas flow rate, irradiation level and relative air humidity was analyzed.

The total quantum efficiency is defined as the ratio of the number of molecules of PCE reacted to the number of photons emitted by the lamp, and it is expressed as the product of the following factors: the reactor radiation incidence efficiency, the catalyst radiation absorption efficiency, and the overall reaction quantum efficiency.

Coherent vibrational motions in the isomerized product support the idea that the primary step in vision is a vibrationally coherent process and that the high reaction quantum yield in bovine Rho is a result of the extremely fast excited-state torsional motion.

Topics include kinetics of gas, liquid, and surface reactions; quantum chemistry; transition state theory; surface adsorption, diffusion, and desorption processes; mechanism and kinetics of biological processes; mechanism formulation and sensitivity analysis.

Research in the Ni group focuses on applying and developing similar techniques for molecules, where the rich internal structure and the larger electric dipole moment opens new research opportunities for the study of ultra-cold chemical reactions, quantum phase transitions, and quantum information science.

Dynamical effects on transition-state barrier recrossing contributions to C (in some reactions quantum mechanical tunneling also contributes to C) have recently been assessed by comparing reactivity in natural abundance and isotopically enriched dihydrofolate reductase.

In all cases, 1.5 6.0% of the mercury is predicted to be present as HgO.Keywords: Mercury speciation; Reaction mechanism; Quantum chemistry; Kinetic modeling.

Kinetic isotope effects are increasingly applied to investigate enzyme reactions and have been used to understand transition state structure, reaction mechanisms, quantum mechanical hydride ion tunneling and to design transition state analogue inhibitors.

Such treatments often attempt to calculate the potential energy function for the reaction from quantum mechanics.

The table presents the rate of reaction, the quantum yield for 8 wt% Au/TiO2 catalysts and the corresponding surface areas.