Oct, 31, 2024

Vol.57 No.5

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Review

  • KISE Journal of Korean Institute of Surface Engineering
  • Volume 23(2); 1990
  • Article

Review

KISE Journal of Korean Institute of Surface Engineering 1990;23(2):30-38. Published online: Nov, 30, -0001

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Studies on the Developement of Active Components and their Charactrization of 3-Way Catalysts for Autombile Emission Control -Studies on the surface Characterstics Changes of Pd/$gamma$-Alumina Catalysts by Addition of WO$_3$ and La

  • 이상윤;정석진;박경석;
    경의대학교 공과대학 화학공학과;경의대학교 공과대학 화학공학과;경희대학교 공과대학 기계공학과;
Abstract

For the purpose of suggesting the thermal resistant catalyst for automobile emission control, various catalysts, Pd-WO3 and PD-La2O3 systems, were charactrized before and after thermal aging. It was found that La2O3 formed amorphous surface compound on th

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