[1] YU H, ZHOU Q, LI X et al. Improving resolution of dual-comb gas detection using periodic spectrum alignment method[J]. Sensors, 21, 903(2021).

[2] GREG R, FABRIZIO G, WILLIAM S et al. Frequency-comb-based remote sensing of greenhouse gases over kilometer air paths[J]. Optica, 1, 290-298(2014).

[3] IAN C, NATHAN N, WILLIAM S. Dual-comb spectroscopy[J]. Optica, 3, 414-426(2016).

[4] IDEGUCHI T, HOLZNER S, BERNHARDT B et al. Coherent Raman spectro-imaging with laser frequency combs[J]. Nature, 502, 355-358(2013).

[5] LI Y, HU X, CHENG H et al. All-fiber acetylene-referenced optical frequency comb[J]. Optics Communications, 531, 129233(2023).

[6] LINK S M, MAAS D J H C, WALDBURGER D et al. Dual-comb spectroscopy of water vapor with a free-running semiconductor disk laser[J]. Science, 356, 1164-1168(2017).

[7] ZHAO X, HU G, ZHAO B et al. Picometer-resolution dual-comb spectroscopy with a free-running fibre laser[J]. Optics Express, 24, 21833-21845(2016).

[8] LIAO R, SONG Y, LIU W et al. Dual-comb spectroscopy with a single free-running thulium-doped fiber laser[J]. Optics Express, 26, 11046-11054(2018).

[9] CHEN J, ZHAO X, YAO Z et al. Dual-comb spectroscopy of methane based on a free-running Erbium-doped fiber laser[J]. Optics Express, 27, 11406-11412(2019).

[10] CHEN J, NITTA K, ZHAO X et al. Adaptive-sampling near-Doppler-limited terahertz dual-comb spectroscopy with a free-running single-cavity fiber laser[J]. Advanced Photonics, 2, 6004(2020).

[11] KAYES M I, ABDUKERIM N, REKIK A et al. Free-running mode-locked laser based dual-comb spectroscopy[J]. Optics Letters, 43, 5809-5812(2018).

[12] YU H, QIAN Z, XINGHUI L et al. Phase-stable repetition rate multiplication of dual-comb spectroscopy based on a cascaded Mach-Zehnder interferometer[J]. Optics Letters, 46, 3243-3246(2021).

[13] SMITH B C, LOMSADZE B, CUNDIFF S T. Optimum repetition rates for dual-comb spectroscopy[J]. Optics Express, 26, 12049-12056(2018).

[14] HOGHOOGHI N, COLE R K, RIEKER G B. 11-μs time-resolved,continuous dual-comb spectroscopy with spectrally filtered mode-locked frequency combs[J]. Applied Physics B, 127, 17(2021).

[15] KIM J, SONG Y J. Ultralow-noise mode-locked fiber lasers and frequency combs: principles,status,and applications[J]. Advances in Optics and Photonics, 8, 465-540(2016).

[16] LI C, BENEDICK A J, FENDEL P et al. A laser frequency comb that enables radial velocity measurements with a precision of 1 cm s-1[J]. Nature, 452, 610-612(2008).

[17] QUINLAN F, YCAS G, OSTERMAN S et al. A 12.5 GHz-spaced optical frequency comb spanning >400 nm for near-infrared astronomical spectrograph calibration[J]. Review of Scientific Instruments, 81, 3105(2010).

[18] WILKEN T, CURTO G L, PROBST R A et al. A spectrograph for exoplanet observations calibrated at the centimetre-per-second level[J]. Nature, 485, 611-614(2012).

[19] HOU L, HAN H N, WANG W et al. A 23.75-GHz frequency comb with two low-finesse filtering cavities in series for high resolution spectroscopy[J]. Chinese Physics B, 24, 4213(2015).

[20] LEI H, HAI-NIAN H, JIN-WEI Z et al. A wide spaced femtosecond ti: sapphire frequency comb at 15 GHz by a Fabry-Pérot filter cavity[J]. Chinese Physics Letters, 30, 4203(2013).

[21] KIRCHNER M S, BRAJE D A, FORTIER T M et al. Generation of 20 GHz,sub-40 fs pulses at 960 nm via repetition-rate multiplication[J]. Optics Letters, 34, 872-874(2009).

[22] NISHIYAMA A, YOSHIDA S, HARIKI T et al. Sensitivity improvement of dual-comb spectroscopy using mode-filtering technique[J]. Optics Express, 25, 31730-31738(2017).

[23] STEINMETZ T, WILKEN T, ARAUJO-HAUCK C et al. Fabry-Pérot filter cavities for wide-spaced frequency combs with large spectral bandwidth[J]. Applied Physics B, 96, 251-256(2009).

[24] HOGHOOGHI N, WRIGHT R J, MAKOWIECKI A S et al. Broadband coherent cavity-enhanced dual-comb spectroscopy[J]. Optica, 6, 28-33(2019).

[25] HASEGAWA T. Broadened optical spectrum of repetition-rate-multiplied erbium-doped fiber comb[J]. Journal of The Optical Society of America B-Optical Physics, 33, 2057-2061(2016).

[26] NAKAJIMA Y, HATA Y, MINOSHIMA K. High-coherence ultra-broadband bidirectional dual-comb fiber laser[J]. Optics Express, 27, 5931-5944(2019).

[27] SAITO S, YAMANAKA M, SAKAKIBARA Y et al. All-polarization-maintaining Er-doped dual comb fiber laser using single-wall carbon nanotubes[J]. Optics Express, 27, 17868-17875(2019).

[28] LI B W, XING J, KWON D et al. Bidirectional mode-locked all-normal dispersion fiber laser[J]. Optica, 7, 961-964(2020).

[29] LIN J Q, DONG Z P, DONG T H et al. Bidirectional mode-locked fiber laser based on nonlinear multimode interference[J]. Optics & Laser Technology, 154, 108269(2022).

[30] NAKAMURA K, KASHIWAGI K, OKUBO S et al. Erbium-doped-fiber-based broad visible range frequency comb with a 30 GHz mode spacing for astronomical applications[J]. Optics Express, 31, 20274-20285(2023).

[31] NAKAJIMA Y, HARIKI T, NISHIYAMA A et al. Phase-stabilized all-fiber-based mode-filtering technique for generating gigahertz frequency comb[J]. Optics Express, 28, 17502-17510(2020).