| [1] | Miao J S, Zhang L, Wang C. Black phosphorus electronic and optoelectronic devices[J]. 2D Materials, 2019, 6(3):032003. |
| [2] | Pumera M, Sofer Z. 2D monoelemental arsenene, antimonene, and bismuthene:beyond black phosphorus[J]. Adv Mater, 2017, 29(21):1605299. |
| [3] | Ji J, Song X, Liu J, et al. Two-dimensional antimonene single crystals grown by van der Waals epitaxy[J]. Nat Commun, 2016, 7:13352. |
| [4] | Wang X, Song J, Qu J. Antimonene:From experimental preparation to practical application[J]. Angew Chem Int Ed Engl, 2019, 58(6):1574-1584. |
| [5] | Novoselov K S, Geim A K, Morozov S V, et al. Electric field effect in atomically thin carbon films[J]. Science, 2004, 306(5696):666-669. |
| [6] | Liu Z, Zhang X, Yan X, et al. Nonlinear optical properties of graphene-based materials[J]. Chinese Science Bulletin, 2012, 57(23):2971-2982. |
| [7] | Wang K, Wang J, Fan J, et al. Ultrafast saturable absorption of two-dimensional MoS2 nanosheets[J]. ACS Nano, 2013, 7(10):9260-9267. |
| [8] | Chen Y, Jiang G, Chen S, et al. Mechanically exfoliated black phosphorus as a new saturable absorber for both Q-switching and Mode-locking laser operation[J]. Opt Express, 2015, 23(10):12823-12833. |
| [9] | Liu Z W, Gan F, Dong N N, et al. Fabrication and nonlinear optical characterization of fluorinated zinc phthalocyanine covalently modified black phosphorus/PMMA films using the nanosecond Z-scan technique[J]. Journal of Materials Chemistry C, 2019, 7(35):10789-10794. |
| [10] | Yang Q Q, Liu R T, Huang C, et al. 2D bismuthene fabricated via acid-intercalated exfoliation showing strong nonlinear near-infrared responses for mode-locking lasers[J]. Nanoscale, 2018, 10(45):21106-21115. |
| [11] | Liu G, Zhang F, Wu T, et al. Single- and dual-wavelength passively mode-locked erbium-doped fiber laser based on antimonene saturable absorber[J]. IEEE Photonics Journal, 2019, 11(3):1-11. |