AN INFRARED SPECTROSCOPY METHOD FOR MEASURING THE BRÖNSTED ACID OF ZSM-5 AND THE STUDY OF SURFACE ACIDITY OF MODIFIED ZSM-5 ZEOLITES
Liu Xingyun; She Liqin; Li Xuanwen
Acta Physico-Chimica Sinica . 1985, (06): 533 -542 .  DOI: 10.3866/PKU.WHXB19850606