REFERENCES
1. Chen M. Strong metal-support interaction of Pt-based electrocatalysts with transition metal oxides/nitrides/carbides for oxygen reduction reaction. Microstructures 2023;3:2023025.
2. Liu N, Liu Y, Liu Y, Li Y, Cheng Y, Li H. Modulation of photogenerated holes for enhanced photoelectrocatalytic performance. Microstructures 2022;3:2023001.
3. Zhou A, Wang D, Li Y. Hollow microstructural regulation of single-atom catalysts for optimized electrocatalytic performance. Microstructures 2022;2:2022005.
4. He T, Puente-santiago AR, Xia S, Ahsan MA, Xu G, Luque R. Experimental and theoretical advances on single atom and atomic cluster-decorated low-dimensional platforms towards superior electrocatalysts. Adv Energy Mater 2022;12:2200493.
5. Zhao X, Li J, Kong X, et al. Carbon dots mediated in situ confined growth of Bi clusters on g-C3N4 nanomeshes for boosting plasma-assisted photoreduction of CO2. Small 2022;18:e2204154.
6. Ahsan MA, He T, Noveron JC, Reuter K, Puente-Santiago AR, Luque R. Low-dimensional heterostructures for advanced electrocatalysis: an experimental and computational perspective. Chem Soc Rev 2022;51:812-28.
7. Kong Y, Li X, Puente Santiago AR, He T. Nonmetal atom doping induced orbital shifts and charge modulation at the edge of two-dimensional boron carbonitride leading to enhanced photocatalytic nitrogen reduction. J Am Chem Soc 2024;146:5987-97.
8. He T, Exner KS. Computational electrochemistry focusing on nanostructured catalysts: challenges and opportunities. Mater Today Energy 2022;28:101083.
9. Fujishima A, Honda K. Electrochemical photolysis of water at a semiconductor electrode. Nature 1972;238:37-8.
10. Guo Q, Zhou C, Ma Z, Yang X. Fundamentals of TiO2 photocatalysis: concepts, mechanisms, and challenges. Adv Mater 2019;31:e1901997.
11. Dakhel AA. Hydrogenation influences on the structural, optical, and insulating properties of (Bi+Cr) codoped anatase TiO2 nanoparticles. Cryst Res Technol 2023;58:2300016.
12. Nolan M, Iwaszuk A, Lucid AK, Carey JJ, Fronzi M. Design of novel visible light active photocatalyst materials: surface modified TiO2. Adv Mater 2016;28:5425-46.
13. Guo P, Fu X, Deák P, Frauenheim T, Xiao J. Activity and mechanism mapping of photocatalytic NO2 conversion on the anatase
14. Alcudia-ramos M, Fuentez-torres M, Ortiz-chi F, et al. Fabrication of g-C3N4/TiO2 heterojunction composite for enhanced photocatalytic hydrogen production. Ceram Int 2020;46:38-45.
15. Zhou L, Zhang X, Cai M, Cui N, Chen G, Zou G. New insights into the efficient charge transfer of the modified-TiO2/Ag3PO4 composite for enhanced photocatalytic destruction of algal cells under visible light. Appl Catal B Environ 2022;302:120868.
16. Xia B, He B, Zhang J, et al. TiO2 /FePS3 S-scheme heterojunction for greatly raised photocatalytic hydrogen evolution. Adv Energy Mater 2022;12:2201449.
17. Wei L, Yu C, Zhang Q, Liu H, Wang Y. TiO2-based heterojunction photocatalysts for photocatalytic reduction of CO2 into solar fuels. J Mater Chem A 2018;6:22411-36.
18. Xu F, Zhang J, Zhu B, Yu J, Xu J. CuInS2 sensitized TiO2 hybrid nanofibers for improved photocatalytic CO2 reduction. Appl Catal B Environ 2018;230:194-202.
19. Eidsvåg H, Bentouba S, Vajeeston P, Yohi S, Velauthapillai D. TiO2 as a photocatalyst for water splitting-an experimental and theoretical review. Molecules 2021;26:1687.
20. Li K, Teng C, Wang S, Min Q. Recent advances in TiO2-based heterojunctions for photocatalytic CO2 reduction with water oxidation: a review. Front Chem 2021;9:637501.
21. Ijaz M, Zafar M. Titanium dioxide nanostructures as efficient photocatalyst: progress, challenges and perspective. Int J Energy Res 2021;45:3569-89.
22. Gao J, Xue J, Shen Q, et al. A promoted photocatalysis system trade-off between thermodynamic and kinetic via hierarchical distribution dual-defects for efficient H2 evolution. Chem Eng J 2022;431:133281.
23. An X, Wei T, Ding P, et al. Sodium-directed photon-induced assembly strategy for preparing multisite catalysts with high atomic utilization efficiency. J Am Chem Soc 2023;145:1759-68.
24. Wang W, Li G, An T, Chan DK, Yu JC, Wong PK. Photocatalytic hydrogen evolution and bacterial inactivation utilizing sonochemical-synthesized g-C3N4/red phosphorus hybrid nanosheets as a wide-spectral-responsive photocatalyst: the role of type I band alignment. Appl Catal B Environ 2018;238:126-35.
25. Huang Z, Zhao S, Yu Y. Experimental method to explore the adaptation degree of type-II and all-solid-state Z-scheme heterojunction structures in the same degradation system. Chinese J Catal 2020;41:1522-34.
27. Kuang X, Deng X, Ma Y, et al. Type II heterojunction promotes photoinduced effects of TiO2 for enhancing photocatalytic performance. J Mater Chem C 2022;10:6341-7.
28. Xia C, Guo RT, Bi ZX, Zhang ZR, Li CF, Pan WG. A dual Z-scheme heterojunction Cu-CuTCPP/Cu2O/CoAl-LDH for photocatalytic CO2 reduction to C1 and C2 products. Dalton Trans 2023;52:12742-54.
29. Xu Q, Zhang L, Cheng B, Fan J, Yu J. S-Scheme heterojunction photocatalyst. Chem 2020;6:1543-59.
30. Low J, Yu J, Jaroniec M, Wageh S, Al-Ghamdi AA. Heterojunction photocatalysts. Adv Mater 2017;29:1601694.
31. Zhao Y, Linghu X, Shu Y, et al. Classification and catalytic mechanisms of heterojunction photocatalysts and the application of titanium dioxide (TiO2)-based heterojunctions in environmental remediation. J Environ Chem Eng 2022;10:108077.
32. Shi W, Chopra N. Nanoscale heterostructures for photoelectrochemical water splitting and photodegradation of pollutants. Nanomater Energy 2013;2:158-78.
33. Cao J, Zhang J, Guo W, et al. A type-I heterojunction by anchoring ultrafine Cu2O on defective TiO2 framework for efficient photocatalytic H2 production. Ind Eng Chem Res 2023;62:1310-21.
34. Luo X, Ke Y, Yu L, et al. Tandem CdS/TiO2(B) nanosheet photocatalysts for enhanced H2 evolution. Appl Surf Sci 2020;515:145970.
35. Park J, Lee TH, Kim C, et al. Hydrothermally obtained type-II heterojunction nanostructures of In2S3/TiO2 for remarkably enhanced photoelectrochemical water splitting. Appl Catal B Environ 2021;295:120276.
36. Zhou BX, Ding SS, Wang Y, et al. Type-II/type-II band alignment to boost spatial charge separation: a case study of g-C3N4 quantum dots/
37. Yang W, Hou H, Yang Y, et al. MXene-derived anatase-TiO2/rutile-TiO2/In2O3 heterojunctions toward efficient hydrogen evolution. Colloids Surf A 2022;652:129881.
38. Li H, Chen ZH, Zhao L, Yang GD. Synthesis of TiO2@ZnIn2S4 hollow nanospheres with enhanced photocatalytic hydrogen evolution. Rare Met 2019;38:420-7.
39. Zhang L, Huang Y, Dai C, et al. Constructing ZnO/ZnCr2O4@TiO2-NTA nanocomposite for photovoltaic conversion and photocatalytic hydrogen evolution. J Electron Mater 2019;48:1724-9.
40. Huang K, Li C, Meng X. In-situ construction of ternary Ti3C2 MXene@TiO2/ZnIn2S4 composites for highly efficient photocatalytic hydrogen evolution. J Colloid Interface Sci 2020;580:669-80.
41. Sadeghzadeh-Attar A. Boosting the photocatalytic ability of hybrid BiVO4-TiO2 heterostructure nanocomposites for H2 production by reduced graphene oxide (rGO). J Taiwan Inst Chem Eng 2020;111:325-36.
42. Qin Y, Li H, Lu J, et al. Nitrogen-doped hydrogenated TiO2 modified with CdS nanorods with enhanced optical absorption, charge separation and photocatalytic hydrogen evolution. Chem Eng J 2020;384:123275.
43. Niu M, Sui K, Wu X, Cao D, Liu C. GaAs quantum dot/TiO2 heterojunction for visible-light photocatalytic hydrogen evolution: promotion of oxygen vacancy. Adv Compos Hybrid Mater 2022;5:450-60.
44. Peng H, Yong J, Wang H, Gou Y, Wang F, Zheng X. Dual CdS-CoS/S,N-doped TiO2 nanofibers for efficient visible-light induced H2 evolution. Int J Hydrogen Energy 2022;47:31269-78.
45. Liu D, Liang H, Li C, Bai J. CdS nanoparticles with highly exposed (111) facets decorated on Pt/TiO2 nanotubes for highly efficient photocatalytic H2 evolution. Appl Surf Sci 2022;586:152711.
46. Lin Y, Fang W, Xv R, Fu L. TiO2 nanoparticles modified with ZnIn2S4 nanosheets and Co-Pi groups: type II heterojunction and cocatalysts coexisted photoanode for efficient photoelectrochemical water splitting. Int J Hydrogen Energy 2022;47:33361-73.
47. Huo Y, Tian Y, Hu T, et al. CdS-loaded three-dimensional ordered macroporous composite material In2O3-TiO2: construction of type II heterostructure and enhancement of photocatalytic performance. Appl Catal A Gen 2023;652:119042.
48. Yavuz C, Ela SE. Fabrication of g g-C3N4-reinforced CdS nanosphere-decorated TiO2 nanotablet composite material for photocatalytic hydrogen production and dye-sensitized solar cell application. J Alloys Compd 2023;936:168209.
49. Ding Y, Zhang J, Yang Y, et al. Fully-depleted dual P-N heterojunction with type-II band alignment and matched build-in electric field for high-efficient photocatalytic hydrogen production. Int J Hydrogen Energy 2021;46:36069-79.
50. Liu J, Sun X, Fan Y, et al. P-N heterojunction embedded CuS/TiO2 bifunctional photocatalyst for synchronous hydrogen production and benzylamine conversion. Small 2024;20:e2306344.
51. Wang Y, Zhu C, Zuo G, et al. 0D/2D Co3O4/TiO2 Z-scheme heterojunction for boosted photocatalytic degradation and mechanism investigation. Appl Catal B Environ 2020;278:119298.
52. Wang Z, Lin Z, Shen S, Zhong W, Cao S. Advances in designing heterojunction photocatalytic materials. Chin J Catal 2021;42:710-30.
53. Xing C, Liu Y, Zhang Y, et al. A direct Z-scheme for the photocatalytic hydrogen production from a water ethanol mixture on CoTiO3/TiO2 heterostructures. ACS Appl Mater Interfaces 2021;13:449-57.
54. Wang L, Tang G, Liu S, et al. Interfacial active-site-rich 0D Co3O4/1D TiO2 p-n heterojunction for enhanced photocatalytic hydrogen evolution. Chem Eng J 2022;428:131338.
55. Chen B, Yu J, Wang R, et al. Three-dimensional ordered macroporous g-C3N4-Cu2O-TiO2 heterojunction for enhanced hydrogen production. Sci China Mater 2022;65:139-46.
56. Qiu D, He C, Lu Y, Li Q, Chen Y, Cui X. Assembling γ-graphyne surrounding TiO2 nanotube arrays: an efficient p-n heterojunction for boosting photoelectrochemical water splitting. Dalton Trans 2021;50:15422-32.
57. Zheng D, Zhao H, Wang S, Hu J, Chen Z. NiO-TiO2 p-n heterojunction for solar hydrogen generation. Catalysts 2021;11:1427.
58. Feng K, Sun T, Hu X, Fan J, Yang D, Liu E. 0D/2D Co0.85Se/TiO2 p-n heterojunction for enhanced photocatalytic H2 evolution. Catal Sci Technol 2022;12:4893-902.
59. Huang W, Fu Z, Hu X, Wang Q, Fan J, Liu E. Efficient photocatalytic hydrogen evolution over Cu3Mo2O9/TiO2 p-n heterojunction. J Alloys Compd 2022;904:164089.
60. Pan J, Xiao G, Niu J, et al. The photocatalytic hydrogen evolution and photoreduction CO2 selective enhancement of Co3O4/Ti3+-TiO2/NiO hollow core-shell dual pn junction. J Clean Prod 2022;380:135037.
61. Dhileepan MD, Lakhera SK, Neppolian B. Interface engineering of 0D-1D Cu2NiSnS4/TiO2(B) p-n heterojunction nanowires for efficient photocatalytic hydrogen evolution. Catal Today 2023;423:114006.
62. Yuan X, Tang S, Liu X. A Li-F co-doped g-C3N4/TiO2-B (001) heterostructure as an efficient hydrogen evolution photocatalyst. Sustain Energy Fuels 2023;7:1633-44.
63. Wang C, Xiong J, Wen Z, Cheng G. Integrated Ni(OH)2-TiO2-Cu2O hybrids with a synergic impact of the p-n heterojunction/cocatalyst for enhanced photocatalytic hydrogen production. Ind Eng Chem Res 2023;62:11402-13.
64. Eisapour M, Zhao H, Zhao J, et al. p-n heterojunction of nickel oxide on titanium dioxide nanosheets for hydrogen and value-added chemicals coproduction from glycerol photoreforming. J Colloid Interface Sci 2023;647:255-63.
65. Bai S, Jiang J, Zhang Q, Xiong Y. Steering charge kinetics in photocatalysis: intersection of materials syntheses, characterization techniques and theoretical simulations. Chem Soc Rev 2015;44:2893-939.
66. Han X, Dong Y, Zhao J, Ming S, Xie Y. Construction of ternary Z-scheme covalent triazine framework@Au@TiO2 for enhanced visible-light-driven hydrogen evolution activity. Int J Hydrogen Energy 2022;47:18334-46.
67. Wang X, Liu G, Chen ZG, et al. Enhanced photocatalytic hydrogen evolution by prolonging the lifetime of carriers in ZnO/CdS heterostructures. Chem Commun 2009;23:3452-4.
68. Yu J, Wang S, Low J, Xiao W. Enhanced photocatalytic performance of direct Z-scheme g-C3N4-TiO2 photocatalysts for the decomposition of formaldehyde in air. Phys Chem Chem Phys 2013;15:16883-90.
69. Ran J, Chen L, Wang D, et al. Atomic-level regulated 2D ReSe2: a universal platform boostin photocatalysis. Adv Mater 2023;35:2210164.
70. Moon HS, Hsiao KC, Wu MC, Yun Y, Hsu YJ, Yong K. Spatial separation of cocatalysts on z-scheme organic/inorganic heterostructure hollow spheres for enhanced photocatalytic H2 evolution and in-depth analysis of the charge-transfer mechanism. Adv Mater 2023;35:e2200172.
71. Zuo G, Wang Y, Teo WL, Xian Q, Zhao Y. Direct Z-scheme TiO2-ZnIn2S4 nanoflowers for cocatalyst-free photocatalytic water splitting. Appl Catal B Environ 2021;291:120126.
72. Sun F, Xie Y, Xu D, et al. Electrospun self-supporting double Z-scheme tricolor-typed microfiber oriented-heterostructure photocatalyst with highly effective hydrogen evolution and organic pollutants degradation. J Environ Chem Eng 2023;11:109169.
73. Wang J, Wang G, Wang X, Wu Y, Su Y, Tang H. 3D/2D direct Z-scheme heterojunctions of hierarchical TiO2 microflowers/g-C3N4 nanosheets with enhanced charge carrier separation for photocatalytic H2 evolution. Carbon 2019;149:618-26.
74. Ke X, Zhang J, Dai K, Liang C. Construction of flourinated-TiO2 nanosheets with exposed {001} facets/CdSe-DETA nanojunction for enhancing visible-light-driven photocatalytic H2 evolution. Ceram Int 2020;46:866-76.
75. Zhang M, Piao C, Wang D, et al. Fixed Z-scheme TiO2|Ti|WO3 composite film as recyclable and reusable photocatalyst for highly effective hydrogen production. Opt Mater 2020;99:109545.
76. Drmosh Q, Hezam A, Hendi A, Qamar M, Yamani Z, Byrappa K. Ternary Bi2S3/MoS2/TiO2 with double Z-scheme configuration as high performance photocatalyst. Appl Surf Sci 2020;499:143938.
77. Subha N, Mahalakshmi M, Monika S, Neppolian B. Ni(OH)2-CuxO-TiO2 nanocomposite for the enhanced H2 production under solar light: the mechanistic pathway. Int J Hydrogen Energy 2020;45:7552-61.
78. Du Y, Wang N, Li X, et al. A facile synthesis of C3N4-modified TiO2 nanotube embedded Pt nanoparticles for photocatalytic water splitting. Res Chem Intermed 2021;47:5175-88.
79. Zhang Y, Liu M, Chen J, Xie K, Fang S. Dendritic branching Z-scheme Cu2O/TiO2 heterostructure photocatalysts for boosting H2 production. J Phys Chem Solids 2021;152:109948.
80. Priya B, Sivakumar T, Venkateswari P. Construction of MoS2 nanoparticles incorporated TiO2 nanosheets heterojunction photocatalyst for enhanced visible light driven hydrogen production. Inorg Chem Comm 2022;136:109118.
81. Du R, Li B, Han X, et al. 2D/2D Heterojunction of TiO2 nanoparticles and ultrathin G-C3N4 nanosheets for efficient photocatalytic hydrogen evolution. Nanomaterials 2022;12:1557.
82. He Y, Zheng H, Lv T, et al. MOFs-derived TiO2 composite ZnIn2S4 to construct Z-scheme heterojunction for efficient photocatalytic hydrogen evolution under visible light. J Environ Chem Eng 2023;11:111224.
83. Wang YQ, Yang C, Gan LH. Preparation of direct Z-scheme Bi2WO6/TiO2 heterojunction by one-step solvothermal method and enhancement mechanism of photocatalytic H2 production. Int J Hydrogen Energy 2023;48:19372-84.
84. Zhao SZ, Lu R, Yang Y, Lu Y, Rodriguez RD, Chen JJ. Direct Z-scheme g-C3N4/TiO2 heterojunction porous nanotubes: an ingenious synthesis strategy to enhance photocatalytic activity. J Environ Chem Eng 2023;11:109366.
85. Zhu Y, Ren J, Huang G, et al. Red phosphorus grafted high-index (116) faceted anatase TiO2 for Z-scheme photocatalytic pure water splitting. Adv Funct Mater 2024;34:2311623.
87. Li T, Tsubaki N, Jin Z. S-scheme heterojunction in photocatalytic hydrogen production. J Mater Sci Technol 2024;169:82-104.
88. Bootluck W, Chittrakarn T, Techato K, Jutaporn P, Khongnakorn W. S-Scheme α-Fe2O3/TiO2 photocatalyst with Pd cocatalyst for enhanced photocatalytic H2 production activity and stability. Catal Lett 2022;152:2590-606.
89. Dong G, Zhang Y, Wang Y, et al. Ti3C2 quantum dots modified 3D/2D TiO2/g-C3N4 S-scheme heterostructures for highly efficient photocatalytic hydrogen evolution. ACS Appl Energy Mater 2021;4:14342-51.
90. Chen L, Song XL, Ren JT, Yuan ZY. Precisely modifying Co2P/black TiO2 S-scheme heterojunction by in situ formed P and C dopants for enhanced photocatalytic H2 production. Appl Catal B Environ 2022;315:121546.
91. Dai X, Feng S, Wu W, et al. Photocatalytic hydrogen evolution and antibiotic degradation by S-scheme ZnCo2S4/TiO2. Int J Hydrogen Energy 2022;47:25104-16.
92. Huang W, Xue W, Hu X, Fan J, Tang C, Liu E. Photocatalytic H2 production over S-scheme Co3Se4/TiO2 nanosheet with super-hydrophilic surface. Appl Surf Sci 2022;599:153900.
93. Li J, Wu C, Li J, Dong B, Zhao L, Wang S. 1D/2D TiO2/ZnIn2S4 S-scheme heterojunction photocatalyst for efficient hydrogen evolution. Chin J Catal 2022;43:339-49.
94. Liu J, Wan J, Liu L, et al. Synergistic effect of oxygen defect and doping engineering on S-scheme O-ZnIn2S4/TiO2-x heterojunction for effective photocatalytic hydrogen production by water reduction coupled with oxidative dehydrogenation. Chem Eng J 2022;430:133125.
95. Vignesh S, Chandrasekaran S, Srinivasan M, et al. T TiO2-CeO2/g-C3N4 S-scheme heterostructure composite for enhanced photo-degradation and hydrogen evolution performance with combined experimental and DFT study. Chemosphere 2022;288:132611.
96. Gui X, Zhou Y, Liang Q, et al. Construction of porous ZnS/TiO2 S-scheme heterostructure derived from MOF-on-MOF with boosting photocatalytic H2-generation activity. Int J Hydrogen Energy 2023;48:38237-50.
97. Huang W, Xue W, Hu X, et al. A S-scheme heterojunction of Co9S8 decorated TiO2 for enhanced photocatalytic H2 evolution. J Alloys Compd 2023;930:167368.
98. Wu X, Chen G, Wang J, Li J, Wang G. Review on S-scheme heterojunctions for photocatalytic hydrogen evolution. Acta Phys Chim Sin 2023;39:2212016.
99. Li D, Li R, Zhou D, Qin X, Yan W. S-scheme TiO2/ZnS heterojunction as dual-reaction sites: a high-efficiency and spontaneous photocatalyst for hydrogen production under light irradiation. Vacuum 2023;210:111906.
100. Navakoteswara Rao V, Kwon H, Lee Y, et al. Synergistic integration of MXene nanosheets with CdS@TiO2 core@shell S-scheme photocatalyst for augmented hydrogen generation. Chem Eng J 2023;471:144490.
101. Ruan X, Meng D, Huang C, et al. Artificial photosynthetic system with spatial dual reduction site enabling enhanced solar hydrogen production. Adv Mater 2024;36:e2309199.
102. Wang K, Luo Z, Xiao B, et al. S-scheme Cu3P/TiO2 heterojunction for outstanding photocatalytic water splitting. J Colloid Interface Sci 2023;652:1908-16.
103. Chen S, Sheng X, Wang Y, et al. Thermally assisted in situ synthesis of C3N5/TiO2 S-scheme heterojunctions with enhanced visible light response for photocatalytic hydrogen precipitation. Appl Surf Sci 2024;643:158600.
104. Tang Y, Liu Q, Lei J, et al. MoS2/TiO2 van der Waals heterostructures for promising photocatalytic performance: a first-principles study. Mater Res Express 2022;9:105502.
105. Wei N, Liu Y, Feng M, et al. Controllable TiO2 core-shell phase heterojunction for efficient photoelectrochemical water splitting under solar light. Appl Catal B Environ 2019;244:519-28.
106. Chen HJ, Yang YL, Zou XX, Shi XL, Chen ZG. Flexible hollow TiO2@CMS/carbon-fiber van der Waals heterostructures for simulated-solar light photocatalysis and photoelectrocatalysis. J Mater Sci Technol 2022;98:143-50.
107. Li W, Zhang H, Hong M, et al. Defective RuO2/TiO2 nano-heterostructure advances hydrogen production by electrochemical water splitting. Chem Eng J 2022;431:134072.
108. Di Liberto G, Tosoni S, Illas F, et al. Nature of SrTiO3/TiO2 (anatase) heterostructure from hybrid density functional theory calculations. J Chem Phys 2020;152:184704.
