[5] [5] GUO Y, QI P, LIU Y. A review on advanced treatment of pharmaceutical wastewater//IOP Conference Series: Earth and Environmental Science, 2017 International Conference on Environmental and Energy Engineering (IC3E 2017), Suzhou, 2017: 012025.

[14] [14] YANG X, SUN H, LI G, et al. Fouling of TiO2 induced by natural organic matters during photocatalytic water treatment: Mechanisms and regeneration strategy[J]. Appl Catal B: Environmental, 2021, 294: 120252.

[15] [15] SALEHIAN S, MEHDIPOUR M H, Fotovat F, et al. Photocatalytic TiO2@ MIL-88A (Fe)/polyacrylonitrile mixed matrix membranes: Characterization, anti-fouling properties, and performance on the removal of natural organic matter[J]. Chemosphere, 2022, 302: 134893.

[16] [16] HAN M, ZHU S, LU S, et al. Recent progress on the photocatalysis of carbon dots: Classification, mechanism and applications[J]. Nano Today, 2018, 19: 201-218.

[17] [17] SUN M, ZHOU Y, YU T. Synthesis of g-C3N4/NiO-carbon microsphere composites for Co-reduction of CO2 by photocatalytic hydrogen production from water decomposition[J]. J Cleaner Prod, 2022, 357: 131801.

[18] [18] LU?VANO-HIP?LITO E, TORRES-MART?NEZ L M, FERN?NDEZ-TRUJILLO A. Ternary ZnO/CuO/Zeolite composite obtained from volcanic ash for photocatalytic CO2 reduction and H2O decomposition[J]. J Phys Chem Solids, 2021, 151: 109917.

[19] [19] LI X, WANG W, DONG F, et al. Recent advances in noncontact external-field-assisted photocatalysis: From fundamentals to applications[J]. ACS Catal, 2021, 11(8): 4739-4769.

[20] [20] LIU Z, YU X, LI L. Piezopotential augmented photo-and photoelectro-catalysis with a built-in electric field[J]. Chin J Catal, 2020, 41(4): 534-549.

[23] [23] MIYOSHI A, KUWABARA A, MAEDA K. Effects of Nitrogen/Fluorine Codoping on Photocatalytic Rutile TiO2 Crystal Studied by First-Principles Calculations[J]. Inorg Chem, 2021, 60(4): 2381-2389.

[25] [25] KHAMRAI J, DAS S, SAVATEEV A, et al. Mizoroki-Heck type reactions and synthesis of 1, 4-dicarbonyl compounds by heterogeneous organic semiconductor photocatalysis[J]. Green Chem, 2021, 23(5): 2017-2024.

[26] [26] XIONG J, LIANG Y, CHENG H, et al. Preparation and Photocatalytic Properties of a Bagasse Cellulose-Supported Nano-TiO2 Photocatalytic-Coupled Microbial Carrier[J]. Materials, 2020, 13(7): 1645.

[27] [27] LI N, TU Y, WANG K, et al. Construction of a Photo-thermal-magnetic coupling reaction system for enhanced CO2 reduction to CH4[J]. Chem Eng J, 2021, 421: 129940.

[28] [28] ZHENG L, WANG W, GAO X. Solidification and immobilization of MSWI fly ash through aluminate geopolymerization: Based on partial charge model analysis[J]. Waste Manage, 2016, 58: 270-279.

[30] [30] ZHANG Y J, ZHANG L, ZHANG K, et al. Synthesis of eco-friendly CaWO4/CSH nanocomposite and photocatalytic degradation of dyeing pollutant[J]. Integr Ferroelectr, 2017, 181(1): 113-122.

[31] [31] ZHANG Y J, HE P Y, YANG M Y, et al. Renewable conversion of slag to graphene geopolymer for H2 production and wastewater treatment[J]. Catal Today, 2020, 355: 325-332.

[32] [32] JI Z, ZHANG Y, QI X, et al. Low-cost and facile fabrication of recyclable and reusable waste-based geopolymer for visible-light photocatalysis degradation[J]. J Cleaner Prod, 2021, 310: 127434.

[33] [33] DHMEES A S, RASHAD A M, ELIWA A A, et al. Preparation and characterization of nano SiO2@CeO2 extracted from blast furnace slag and uranium extraction waste for wastewater treatment[J]. Ceram Int, 2019, 45(6): 7309-7317.

[34] [34] AMDEHA E, MOHAMED R S, DHMEES A S. Sonochemical Assisted Preparation of ZnS-ZnO/MCM-41 based on Blast Furnace Slag and Electric Arc Furnace Dust for Cr (VI) Photoreduction[J]. Ceram Int, 2021, 47(16): 23014-23027.

[35] [35] SHI J, KUWAHARA Y, AN T, et al. The fabrication of TiO2 supported on slag-made calcium silicate as low-cost photocatalyst with high adsorption ability for the degradation of dye pollutants in water[J]. Catal Today, 2017, 281: 21-28.

[37] [37] ZHANG H, GANG C, Li Y, et al. Electronic structure and photocatalytic properties of copper-doped CaTiO3[J]. Int J Hydrogen Energy, 2010, 35(7): 2713-2716.

[38] [38] LITTER M I. Heterogeneous photocatalysis: Transition metal ions in photocatalytic systems[J], Appli catal B: Environmental, 1999, 23(2/3): 89-114.

[39] [39] EB A, EM A, RS A, et al. Aniline mineralization by AOP's: Anodic oxidation, photocatalysis, electro-Fenton and photoelectro-Fenton processes[J]. Appl Catal B, 1998, 16(1): 31-42

[44] [44] ZHOU J, HOU H, LIN M, et al. Photocatalytic performance of SiO2-TiO2 composite via F-assisted restructure of Ti-bearing slag[J]. Desalin Water Treat, 2018, 132(NOV.): 157-166.

[45] [45] ZHOU H, AI J, GAO H, et al. Removal of arsenic in groundwater using Slag based calcined layered double hydroxides (CLDHs) with dual functions of adsorption and photo-catalysis[J]. Colloids Surf A, 2020, 604: 125300.

[46] [46] SONG N, CAI Y, SUN L, et al. Efficient Recycling Blast Furnace Slag by Constructing Ti-Embedded Layered Double Hydroxide as Visible-Light-Driven Photocatalyst[J]. Materials, 2022, 15(4): 1514.

[47] [47] SONG Z, GAO H, LIAO G, et al. A novel slag-based Ce/TiO2@ LDH catalyst for visible light driven degradation of tetracycline: performance and mechanism[J]. J Alloys Compd, 2022, 901: 163525.

[48] [48] DAI G, HUANG B, YU J. Fabrication and Characterization of Visible-Light-Driven Plasmonic Photocatalyst Ag/AgCl/ TiO2 Nanotube Arrays[J]. J Phy Chem C, 2009, 113(37): 16394-16401.

[49] [49] ZANGENEH H, ZINATIZADEH A, HABIBI M, et al. Photocatalytic oxidation of organic dyes and pollutants in wastewater using different modified titanium dioxides: A comparative review[J]. J Ind Eng Chem, 2015, 26: 1-36.

[50] [50] YUAN J, WANG E, CHEN Y, et al. Doping mode, band structure and photocatalytic mechanism of B-N-codoped TiO2[J]. Appl Surf Sci, 2011, 257(16): 7335-7342.

[51] [51] WEI X A, XJ A, XI L A, et al. Adsorption of organic dyes from wastewater by metal-doped porous carbon materials - ScienceDirect[J]. J Cleaner Prod, 2021, 284: 124773.

[57] [57] JIANG D, XU Y, HOU B. Synthesis of visible light-activated TiO2 photocatalyst via surface organic modification[J]. J Solid State Chem. 2007, 180(5): 1787-1791.

[58] [58] PATTANAYAK P, SINGH P, BANSAL N K, et al. Recent Progress in Perovskite Transition Metal Oxide-based Photocatalyst and Photoelectrode Materials for Solar-Driven Water Splitting[J]. J Environ Chem Eng, 2022: 108429.

[63] [63] YOU H, SUN H, LI Y, et al. Ceramics from Ti-extraction blast furnace slag and their crystalline phase, microstructure, and photocatalytic performance[J]. Front Mater, 2021, 8: 652009.

[64] [64] WANG Y, SU S, LIU B, et al. Study on the Degradation Behavior of Organic Humic Acid from the Wastewater by Refractory High-Titanium Slag After Metallurgical Transformation, Characterization of Minerals, Metals, and Materials 2022: Springer, Cham, 2022: 71-80.

[65] [65] SHIVAKUMARA C, SARAF R, BEHERA S, et al. Scheelite-type MWO4 (M= Ca, Sr, and Ba) nanophosphors: Facile synthesis, structural characterization, photoluminescence, and photocatalytic properties[J]. Mater Res Bull, 2015, 61: 422-432.

[66] [66] KUBUROVIC N D, GOLUBOVIC A, TODOROVIC Z, et al. Photocatalytic degradation of wastewater polluted by MTBE using titanium-dioxide and doped titanium-dioxide[C]. The 4th Lasme/wseas Inter Confer Water Reso, Hydraulics & Hydrology (WHH'09), 2009: 19-24

[67] [67] WANG L, ZHANG C, GAO F, et al. Algae decorated TiO2/Ag hybrid nanofiber membrane with enhanced photocatalytic activity for Cr (VI) removal under visible light[J]. Chem Eng J, 2017, 314: 622-630.

[69] [69] NEZAMZADEH-EJHIEH A, KHORSANDI M. Heterogeneous photodecolorization of Eriochrome Black T using Ni/P zeolite catalyst[J]. Desalination, 2010, 262(1-3): 79-85.

[70] [70] CHEN G, LIN C, CHEN L, et al. Effect of size-fractionation dissolved organic matter on the mobility of prometryne in soil[J]. Chemosphere, 2010, 79(11): 1046-1055.