All-reflective self-referenced spectral interferometry for single-shot measurement of few-cycle femtosecond pulses in a broadband spectral range

Zhe Si; Xiong Shen; Jingxin Zhu; Lei Lin; Lihua Bai; Jun Liu

doi:10.3788/COL202018.021202

Journals >Chinese Optics Letters >Volume 18 >Issue 2 >Page 021202 > Article

Chinese Optics Letters
Vol. 18, Issue 2, 021202 (2020)

All-reflective self-referenced spectral interferometry for single-shot measurement of few-cycle femtosecond pulses in a broadband spectral range | Editors' Pick

Zhe Si^1、2, Xiong Shen^2、3, Jingxin Zhu^2、3, Lei Lin^2、3, Lihua Bai¹, and Jun Liu^2、3、*

Author Affiliations

¹Department of Physics, Shanghai University, Shanghai 200444, China

²State Key Laboratory of High Field Laser Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

³Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China

show less

DOI: 10.3788/COL202018.021202 Cite this Article Set citation alerts

Zhe Si, Xiong Shen, Jingxin Zhu, Lei Lin, Lihua Bai, Jun Liu. All-reflective self-referenced spectral interferometry for single-shot measurement of few-cycle femtosecond pulses in a broadband spectral range[J]. Chinese Optics Letters, 2020, 18(2): 021202 Copy Citation Text

EndNote(RIS)

BibTex

Plain Text

show less

Optical layout of the proposed AR-TG-SRSI. FH1 and FH2, plate with four equal-size holes; a, L-shaped metal-coated plane mirror; b, uncoated parallel mirror with fixed time-delay; SM, metal-coated mirror with a 3 mm diameter hole; CM1 and CM2, concave lens, f=100 mm; KP, third-order nonlinear medium, 0.15 mm thick fused silica; A, iris; CM3, concave lens, f=75 mm; SP, spectrometer.

Fig. 1. Optical layout of the proposed AR-TG-SRSI. FH1 and FH2, plate with four equal-size holes; a, L-shaped metal-coated plane mirror; b, uncoated parallel mirror with fixed time-delay; SM, metal-coated mirror with a 3 mm diameter hole; CM1 and CM2, concave lens,

f = 100 mm

; KP, third-order nonlinear medium, 0.15 mm thick fused silica; A, iris; CM3, concave lens,

f = 75 mm

; SP, spectrometer.

Download full size | View in the Article

(a) Sketch of the AR-TG-SRSI. (b) The schematic diagram. Size: 293 mm × 170 mm × 83 mm [their dimensions are specified in the brackets with units in millimeters (mm)]. (c) A photo of the AR device on an A4 paper.

Fig. 2. (a) Sketch of the AR-TG-SRSI. (b) The schematic diagram. Size:

293 mm \times 170 mm \times 83 mm

[their dimensions are specified in the brackets with units in millimeters (mm)]. (c) A photo of the AR device on an A4 paper.

Download full size | View in the Article

Fig. 3. Experimental setup.

Download full size | View in the Article

Fig. 4. (a), (d) Spectral intensity of the unknown input pulses (blue dash-dotted curve), the TG reference pulses (red solid curve), and the interference between them (black solid curve). (b), (e) Measured spectra of the unknown pulses (black solid curve), retrieved spectra of the unknown pulses (red dash-dotted curve, and retrieved spectral phases (orange solid curve). (c), (f) Retrieved temporal profile (red solid curve) and retrieved temporal phase (orange dash-dotted curve) of the unknown pulses.

Download full size | View in the Article