photochemistry


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Related to photochemistry: photochemical reactions

photochemistry

 [fo″to-kem´is-tre]
the branch of chemistry that deals with the chemical properties or effects of light rays or other radiation. adj., adj photochem´ical.

pho·to·chem·is·try

(fō'tō-kem'is-trē),
The branch of chemistry concerned with the chemical changes caused by or involving light.
References in periodicals archive ?
Modellers are now taking this information and using it to check and finetune their understanding of atmospheric photochemistry. Environment protection agencies rely on models of atmospheric chemistry to determine which pollutant emissions need to be controlled if air quality is to be maintained or improved.
Carrillo, "Comparison of methods for the photochemical degradation of chlorophenols," Journal of Photochemistry and Photobiology A: Chemistry, vol.
"Photochemistry is a simple and cost-effective method.
Additionally, [CO.sub.2] is an integral part of the carbon cycle for plant life and, as a consequence, the photochemistry and photophysics of this molecule has been the subject of considerable interest by a number of scientists over the last several decades.
However, hard core chemists who are actively involved in research and development activities with EB and UV sources have christened them as radiation chemistry and photochemistry, respectively.
The five-day programme roamed over new holographic materials & photochemistry, colour, stereograms and digital imaging, scientific holography, art and education, technology applications and business in holography.
This is where the group employed the expertise of chemists who developed the dye photochemistry.
He transferred to the Central Research Division of American Cyanamid in 1960, where he led a group that carried out fundamental studies in strained ring chemistry and in organic photochemistry related to the phenomenon of photochromism.
Gradually, its scope expanded to embrace molecular spectroscopy, photochemistry, isotope separation, and metrology applications.
Other sections showing a growth of more than 30 percent between 1984 and 1989 were: Section 15, Immunochemistry (33.9 percent); Section 16, Fermentation and Bioindustrial Chemistry (36.2 percent); Section 30, Terpenes and Terpenoids (35.6 percent); Section 48, Unit Operations and Processes (48.4 percent); Essential Oils and Cosmetics (52.8 percent); Section 66, Surface Chemistry and Colloids, (33.7 percent); Section 74, Radiation Chemistry, Photochemistry, and Photographic and Other Reprographic Processes (45.2 percent); and Section 76, Electric Phenomena (46.2 percent).
Among their topics are a general introduction to transport phenomena in continuous-flow micro-reactors for photochemical transformations, photon transport phenomena: radiation absorption and scattering effects on photoreactors, efficiency versus productivity in photoreactions: a case study, heterogeneous photoreactions in continuous flow, and industrial photochemistry: from laboratory scale to industrial scale.