co ng c om ĐẠI HỌC QUỐC GIA TP HỒ CHÍ MINH TRƯỜNG ĐH KHOA HỌC TỰ NHIÊN KHOA KHOA HỌC VÀ CÔNG NGHỆ VẬT LIỆU cu u du o ng th an Chương 1– Thiết lập phương trình tốc độ động học Quang xúc tác ThS Phạm Văn Việt (pvviet@hcmus.edu.vn) Tp Hồ Chí Minh, năm 2017 CuuDuongThanCong.com https://fb.com/tailieudientucntt cu u du o ng th an co ng c om Giới thiệu CuuDuongThanCong.com https://fb.com/tailieudientucntt .c om ng co an th ng du o u cu CuuDuongThanCong.com https://fb.com/tailieudientucntt .c om ng co an th ng du o u cu CuuDuongThanCong.com https://fb.com/tailieudientucntt .c om Adsorption isotherm du o ng th an co ng The Langmuir-Hinshelwood kinetic adsorption equilibrium isotherms cu u where Qe is the adsorbed chemical concentration per weight of adsorbent at equilibrium (mg.g-1), Ce is the final equilibrium solution concentration (mg.l-1), KL is the free energy Langmuir adsorption constant (mg.l-1), and Qm is the maximum adsorption capacity (mg.g-1) CuuDuongThanCong.com https://fb.com/tailieudientucntt co ng c om Photolytic reaction kinetics cu u du o ng th an where ɸ and I, are the quantum yield of the reaction and the radiation intensity, respectively Co is the concentration of a singular analyte compound, Vo,k is a dimensionless stoichiometric coefficient for the compounds involved in reaction step, k and Rk being the rate of photo-conversion of step k based on the unit weight of irradiated catalyst, Wir CuuDuongThanCong.com https://fb.com/tailieudientucntt .c om du o ng th an co ng The consideration of Eqs (3) and (4) leads to the advancement of the photocatalytic conversion rate models into a format that is expressed in Eq (5) cu u where ko represents the kinetic constants for the o specie and Kj is the adsorption constant for the species j or any other species present CuuDuongThanCong.com https://fb.com/tailieudientucntt .c om ng co an th ng du o u cu CuuDuongThanCong.com https://fb.com/tailieudientucntt