A novel macrocycle containing thiophene (L) was prepared first by the interaction of 2,5-bis-(chloromethyl)-thiophene (A) and salicylaldehyde to give 2, 5-bis-(2-formy
The surface pressure—area isotherms(π—A curves) of 2—heptadecyl imidazole (HIM) Langmuir films at the subphases of deionized water and solutions containing meta