Variation in linear susceptibility tensor at crystal surface probed by linear Cherenkov radiation

Yan Guan; Fang Wang; Ying Yang; Deen Wang; Xin Zhang; Qiang Yuan; Dongxia Hu; Xuewei Deng; Huaijin Ren; Yuanlin Zheng; Xianfeng Chen

doi:10.3788/COL202119.031901

Journals >Chinese Optics Letters >Volume 19 >Issue 3 >Page 031901 > Article

Chinese Optics Letters
Vol. 19, Issue 3, 031901 (2021)

Variation in linear susceptibility tensor at crystal surface probed by linear Cherenkov radiation

Yan Guan¹, Fang Wang², Ying Yang², Deen Wang², Xin Zhang², Qiang Yuan², Dongxia Hu^2、3, Xuewei Deng^2、3、*, Huaijin Ren⁴, Yuanlin Zheng¹, and Xianfeng Chen^1、5、**

Author Affiliations

¹State Key Laboratory of Advanced Optical Communication Systems and Networks, School of Physics and Astronomy, Shanghai Jiao Tong University, Shanghai 200240, China

²Laser Fusion Research Center, China Academy of Engineering Physics, Mianyang 621900, China

³IFSA Collaborative Innovation Center, Shanghai Jiao Tong University, Shanghai 200240, China

⁴Institute of Applied Electronics, China Academy of Engineering Physics, Mianyang 621900, China

⁵Collaborative Innovation Center of Light Manipulation and Applications, Shangdong Normal University, Jinan 250358, China

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DOI: 10.3788/COL202119.031901 Cite this Article Set citation alerts

Yan Guan, Fang Wang, Ying Yang, Deen Wang, Xin Zhang, Qiang Yuan, Dongxia Hu, Xuewei Deng, Huaijin Ren, Yuanlin Zheng, Xianfeng Chen. Variation in linear susceptibility tensor at crystal surface probed by linear Cherenkov radiation[J]. Chinese Optics Letters, 2021, 19(3): 031901 Copy Citation Text

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Fig. 1. Phase-matching scheme of CSHG.

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Fig. 2. (a) Phase-matching scheme of CSHG for oblique incidence. (b) Phase-matching scheme of LCR for oblique incidence.

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Fig. 3. Light path scheme of LCR processes at the KDP surface.

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Fig. 4. Schematic of the main experiment set-up.

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Fig. 5. Schematic of KDP placement on the rotation stage.

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Fig. 6. Photos of screen (right) and phase-matching analysis (left) of four serial experiments. All of these photos are under the condition that incident beam contains both o- and e- polarization states. (a) Using 1053 nm incident beam; optical axis of KDP is like Fig. 5(a). (b) Using 1053 nm incident beam; optical axis of KDP is like Fig. 5(b). (c) Using 526.5 nm incident beam; optical axis of KDP is like Fig. 5(a). (d) Using 526.5 nm incident beam; optical axis of KDP is like Fig. 5(b).

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Fig. 7. Theoretical predictions and measured results in the experiment on the relationship of external LCR emitting angles θ₁ and θ₂.

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Optical Axis Orientation	Conversion Type	Incident Electric Field Components	LCR Electric Field Components	New Nonzero Elements in χ⁽¹⁾ (underlined)	Remarks
Figure 5(a)	o to e	E_x & E_y	E_x, E_y, & E_z	$(\begin{matrix} χ_{11} & 0 & 0 \\ 0 & χ_{11} & 0 \\ \underset{}{χ_{31}} & \underset{}{χ_{32}} & χ_{33} \end{matrix})$	$χ_{31}$ , $χ_{32}$ cannot be zero at the same time
Figure 5(a)	e to o	E_x, E_y, & E_z	E_x & E_y	$(\begin{matrix} χ_{11} & 0 & 0 \\ 0 & χ_{11} & 0 \\ 0 & 0 & χ_{33} \end{matrix})$	No new nonzero element is necessary simply considering the polarization state
Figure 5(b)	o to e	E_x & E_y	E_z	$(\begin{matrix} χ_{11} & 0 & 0 \\ 0 & χ_{11} & 0 \\ \underset{}{χ_{31}} & \underset{}{χ_{32}} & χ_{33} \end{matrix})$	χ₃₁, χ₃₂ cannot be zero at the same time
Figure 5(b)	e to o	E_z	E_x or E_y or E_x & E_y	$(\begin{matrix} χ_{11} & 0 & \underset{}{χ_{13}} \\ 0 & χ_{11} & \underset{}{χ_{23}} \\ 0 & 0 & χ_{33} \end{matrix})$	χ₁₃, χ₂₃ cannot be zero at the same time