[1] [1] WILD C P. The global cancer burden: necessity is the mother of prevention［J］. Nature Reviews Cancer, 2019, 19(3): 123-124.

[2] [2] SIEGEL R L, MILLER K D, JEMAL A, et al. Cancer statistics, 2020［J］. A Cancer Journal for Clinicians, 2020, 70(1): 7-30.

[3] [3] KOUHPEIKAR H, BUTLER A E, BAMIAN F, et al. Curcumin as a therapeutic agent in leukemia［J］. Journal of Cellular Physiology, 2019, 234(8): 12404-12414.

[4] [4] DUAN D B, LIU H, XU Y, et al. Activating TiO2 nanoparticles: gallium-68 serves as a high-yield photon emitter for cerenkov-induced photodynamic therapy［J］. ACS Applied Materials & Interfaces, 2018, 10(6): 5278-5286.

[6] [6] YANG D, GULZAR A, YANG G X, et al. Au nanoclusters sensitized black TiO2-x nanotubes for enhanced photodynamic therapy driven by near-infrared light［J］. Small, 2017, 13(48): 17030071-17030072.

[7] [7] SRIVATAN A, MISSERT J R, UPADHYAY S K, et al. Porphyrin-based photosensitizers and the corresponding multifunctional nanoplatforms for cancer-imagingand phototherapy［J］. Journal of Porphyrins and Phthalocyanines, 2015, 19(1/3): 109-134.

[8] [8] WANG H X, ZUO Z Q, DU J Z, et al. Surface charge critically affects tumor penetration and therapeutic efficacy of cancer nanomedicines［J］. Nano Today, 2016, 11(2): 133-144.

[9] [9] YOUSSEF Z, HUREAUX V J, COLOMBEAU L, et al. Titania and silica nanoparticles coupled to chlorin e6 for anti-cancer photodynamic therapy［J］. Photodiagnosis and Photodynamic Therapy, 2018, 22(1): 115-126.

[10] [10] YANG D, YANG G X, SUN Q Q, et al. Carbon-dot-decorated TiO2 nanotubes toward photodynamic therapy based on water-splitting mechanism［J］. Advanced Healthcare Materials, 2018, 7(10): 1800421-1800431.

[12] [12] MOU J, LIN T Q, HUANG F Q, et al. A new green titania with enhanced NIR absorption for mitochondria-targeted cancer therapy［J］. Theranostics, 2017, 7(6): 1531-1542.

[13] [13] HE Q H, ZHANG Z X, XIONG J W, et al. A novel biomaterial — Fe3O4:TiO2 core-shell nano particle with magnetic performance and high visible light photocatalytic activity［J］. Optical Materials, 2008, 31(2): 380-384.

[14] [14] NAGHIBI S, HOSSEINI H R, SANI M A, et al. Mortality response of folate receptor-activated, PEG-functionalized TiO2 nanoparticles for doxorubicin loading with and without ultraviolet irradiation［J］. Ceramics International, 2014, 40(4): 5481-5488.

[15] [15] CHEN X, LIU L, YU P Y, et al. Increasing solar absorption for photocatalysis with black hydrogenated titanium dioxide nanocrystals［J］. Science, 2011, 331(6018): 746-750.

[16] [16] BI Q Y, HUANG X Y, DONG Y C, et al. Conductive black titania nanomaterials for efficient photocatalytic degradation of organic pollutants［J］. Catalysis Letters, 2020, 150(5): 1346-1354.

[17] [17] CHEN X B, LIU L, YU P Y, et al. Properties of disorder-engineered black titanium dioxide nanoparticles through hydrogenation［J］. Scientific Reports, 2013, 3(3): 1510-1510.

[18] [18] HU Y H. A highly efficient photocatalyst-hydrogenated black TiO2 for the photocatalytic splitting of water［J］. Angewandte Chemie, 2012, 51(50): 12410-12412.

[19] [19] LIU Y, TIAN L H, TAN X Y, et al. Synthesis, properties, and applications of black titanium dioxide nanomaterials［J］. Science Bulletin, 2017, 62(6): 431-441.

[20] [20] ZHOU W, LI W, WANG J Q, et al. Ordered mesoporous black TiO2 as highly efficient hydrogen evolution photocatalyst［J］. Journal of the American Chemical Society, 2014, 136(26): 9280-9283.

[21] [21] YE M M, JIA J, WU Z J, et al. Synthesis of black TiOx nanoparticles by Mg reduction of TiO2 nanocrystals and their application for solar water evaporation［J］. Advanced Energy Materials, 2017, 7(4): 1061811-1061817.

[22] [22] YANG J H, ZOU P, YANG L L, et al. A comprehensive study on the synthesis and paramagnetic properties of PEG-coated Fe3O4 nanoparticles［J］. Applied Surface Science, 2014, 303(303): 425-432.

[23] [23] JOSEFSEN L B, BOYLE R W. Unique diagnostic and therapeutic roles of porphyrins and phthalocyanines in photodynamic therapy, imaging and theranostics［J］. Theranostics, 2012, 2(9): 916-966.

[25] [25] CHEN X B, LIU L, HUANG F Q, et al. Black titanium dioxide (TiO2) nanomaterials［J］. Chemical Society Reviews, 2015, 44(7): 1861-1885.

[26] [26] AKPAN U G, HAMEED B H. Parameters affecting the photocatalytic degradation of dyes using TiO2-based photocatalysts: a review［J］. Journal of Hazardous Materials, 2009, 170(2): 520-529.

[27] [27] YAN X M, PAN D Y, LI Z, et al. Controllable synthesis and photocatalytic activities of water-soluble TiO2 nanoparticles［J］. Materials Letters, 2010, 64(16): 1833-1835.