A sports cat manages to do everything a standard cat can do but in a much more sleek, efficient package. The honeycomb construction within a standard cat is designed to maximise the surface area of the catalysts while keeping their overall volumes low due to the sheer expense of the precious...
Journal of Computational ChemistryF.T.I. Marx, J.H.L. Jordaan, G. Lachmann, H.C.M. Vosloo, Comparison of low and high activity precatalysts: do the calculated energy barriers during the self-me- tathesis reaction of 1-octene correlate with the precatalyst metathesis activity? J. Comput...
When the economy is slowing, the Federal Reserve cuts the federal funds rate to stimulate financial activity. A decrease in interest rates by the Federal Reserve has the opposite effect of a rate hike. Investors and economists alike view lower interest rates ascatalystsfor growth—a benefit to p...
There are still, however, serious concerns on the feasibility of this approach as we lack consensus on any activity gain by using such oxides, while doubts on stability are numerous. In this work, a set of catalyst/support combinations including two catalysts, viz. hydrous (IrO x ) and ...
Catalysts are hugely important in industry; there are many types, they work in many different ways, and they're used in the manufacture of almost every chemical product you can think of.Simply speaking, a catalyst is a substance that makes a chemical reaction more likely to happen by ...
Catalysts can explore such a structure- and reactivity-space in the sense that they can provide access to alternative reaction pathways that will generate parts of that diversity of possible chemicals between starting materials and final products. In such explorations, catalysts accelerate the overall ...
the many possible reactions take place within the cell. Were it not for these enzymatic catalysts, most biochemical reactions would be so slow that they would not occur under the mild temperature and pressure compatible with life. To put this in perspective, enzymes accelerate reaction rates by ...
Someenzymeshelp break large molecules into smaller pieces that are more easily absorbed by the body. Other enzymes help bind two molecules together to produce a new molecule. Enzymes are highly selective catalysts, meaning that each enzyme only speeds up a specific reaction. [What Is Chemistry?]...
the real question is, how do you make them (precursors, temperature, pressure, catalysts, reaction kinetics, basic fluid flows and mass transport) and analysis for quality control (spectroscopy, chromatography). chemical engineering - the reaction itself is an unimportant detail. whether ...
bleach catalysts, transition metal bleach catalysts and bleaching enzymes. Without wishing to be bound by theory, the stability and efficiency of these bleach catalysts are improved by the low pH of the wash liquor, and increased hardness levels in the wash liquor due to the low builder ...