[1] Espinal L, Green M L, Fischer D A et al. Interrogating the carbon and oxygen K-edge NEXAFS of a CO2-dosed hyperbranched aminosilica[J]. The Journal of Physical Chemistry Letters, 6, 148-152(2015).

[2] Arai G, Hara H, Hatano T et al. Intense water-window soft X-ray emission by spectral control using dual laser pulses[J]. Optics Express, 26, 27748-27756(2018).

[3] Hara H, Kawasaki H, Tamura T et al. Emission of water-window soft X-rays under optically thin conditions using low-density foam targets[J]. Optics Letters, 43, 3750-3753(2018).

[4] Sano T, Fujioka S, Mori Y et al. -01-08)[2020-02-15]. https:∥arxiv., org/abs/2001, 02599(2020).

[5] Russo R E, Mao X L, Liu H C et al. Time-resolved plasma diagnostics and mass removal during single-pulse laser ablation[J]. Applied Physics A, 69, S887-S894(1999).

[6] Nakano H, Goto Y, Lu P X et al. Time-resolved soft X-ray absorption spectroscopy of silicon using femtosecond laser plasma x rays[J]. Applied Physics Letters, 75, 2350-2352(1999).

[7] Wu T, Wang X B, Lu H et al. Debris mitigation power of various buffer gases for CO2 laser produced tin plasmas[J]. Journal of Physics D, 45, 475203(2012).

[8] Wu T, Higashiguchi T, Li B W et al. Spectral investigation of highly ionized bismuth plasmas produced by subnanosecond Nd∶YAG laser pulses[J]. Journal of Physics B: Atomic, Molecular and Optical Physics, 49, 035001(2016).

[9] Kumagai H, Toyoda K, Kobayashi K et al. Titanium oxide/aluminum oxide multilayer reflectors for water-window wavelengths[J]. Applied Physics Letters, 70, 2338-2340(1997).

[10] Hong W Y, Lu P X, Li Q G et al. Broadband water window supercontinuum generation with a tailored mid-IR pulse in neutral media[J]. Optics Letters, 34, 2102-2104(2009).

[11] Jansson P A C, Vogt U, Hertz H M. Liquid-nitrogen-jet laser-plasma source for compact soft X-ray microscopy[J]. Review of Scientific Instruments, 76, 043503(2005).

[12] Osullivan G, Li B W, Dunne P et al. Sources for beyond extreme ultraviolet lithography and water window imaging[J]. Physica Scripta, 90, 054002(2015).

[13] Li B W, Higashiguchi T, Otsuka T et al. Analysis of laser produced plasmas of gold in the 1-7 nm region[J]. Journal of Physics B: Atomic, Molecular and Optical Physics, 47, 075001(2014).

[14] Kilbane D. Transition wavelengths and unresolved transition array statistics of ions with Z=72-89[J]. Journal of Physics B, 44, 165006(2011).

[15] Higashiguchi T, Otsuka T, Yugami N et al. Feasibility study of broadband efficient “water window” source[J]. Applied Physics Letters, 100, 014103(2012).

[16] Zakharov V S . Emission properties of non-equilibrium krypton plasma in the water-window region[J]. Journal of Physics D Applied Physics, 50, 035202(2017).

[17] Wu T, He J, Wang S F et al. Analysis of UTA spectra of Nd∶ YAG pulse laser produced Mo plasmas[J]. Spectroscopy and Spectral Analysis, 38, 692-696(2018).

[18] Cowan R D. The theory of atomic structure and spectra[J]. Physics Today, 35, 57-57(1982).

[19] Colombant D, Tonon G F. X-ray emission in laser-produced plasmas[J]. Journal of Applied Physics, 44, 3524-3537(1973).

[20] Huddlestone R H, Leonard S L[J]. Plasma diagnostic techniques Academic Press(1965).

[21] Li B W, Higashiguchi T, Otsuka T et al. XUV spectra of laser-produced zirconium plasmas[J]. Journal of Physics B: Atomic, Molecular and Optical Physics, 45, 245004(2012).

[22] Djaoui A[2020-01-06]. A user guide for the laser plasma simulation code: MED103 [2020-01-06].https:∥inspirehep.net/files/db38345b92c364544b8cb515390afede..