3 results found for chemistry

View Grid List
Sort A-Z By date
00:49:00

Dynamics of Chemical Reactions

by Yuan Lee
Dynamics of Chemical Reactions
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1260 views
Rating:

Every macroscopic chemical transformation, whether it is atmospheric ozone depletion or the burning of a candle, consists of millions of microscopic chemical events, which involve collisions between molecules.  It has been the dream of scientists fo....

More details | Watch now
00:29:00

Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells

by Rudolph Marcus
Electron Transfer Theory in Single Molecule Studies of Intermittent Fluorescence of Quantum Dots and in Initial Steps in Dye Sensitized Solar Cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1503 views
Rating:

Intermittently fluorescing single molecule systems are found in many materials, including semiconductor quantum dots (QD), dyes on crystalline or nanoparticle film surfaces, and biological systems. The QD's show a ~ -3/2 power law for the distributio....

More details | Watch now
00:28:00

Extremely Fast Chemical Reactions

by Manfred Eigen
Extremely Fast Chemical Reactions
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 2325 views
Rating:

This interview starts with Eigen (Nobel Prize in Chemistry, 1967) talking about his early work for his PhD thesis on fast reactions and measuring the specific heat of heavy water. He says that light water had already been measured in classical chemis....

More details | Watch now