Definition of molecular sieve in English:

Share this entry

molecular sieve

noun

A crystalline substance (especially a zeolite) with pores of molecular dimensions which permit the passage of molecules below a certain size.
Example sentences
  • Zeolite molecular sieves can also segregate molecules of the same size but different electrical characteristics.
  • Since DNA molecules have much higher molecular weights than proteins, the molecular sieve used in electrophoresis of DNA must be different as well.
  • They have anchored bimetallic catalysts to the insides of such molecular sieves and have found that they can selectively hydrogenate cyclic polyenes.
Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.