Ultra-broadband near-infrared NOPAs based on the nonlinear crystals BiBO and YCOB

Mario Galletti; Hugo Pires; Victor Hariton; Joana Alves; Pedro Oliveira; Marco Galimberti; Gonçalo Figueira

doi:10.1017/hpl.2020.27

Main > High Power Laser Science and Engineering > Volume 8 > Issue 3 > Page 03000e29 > Article

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Received: Apr. 21, 2020

Accepted: Jun. 24, 2020

Posted: Sep. 30, 2020

Published Online: Sep. 22, 2020

The Author Email: Mario Galletti (mario.galletti@lnf.infn.it)

DOI: 10.1017/hpl.2020.27

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Mario Galletti, Hugo Pires, Victor Hariton, Joana Alves, Pedro Oliveira, Marco Galimberti, Gonçalo Figueira. Ultra-broadband near-infrared NOPAs based on the nonlinear crystals BiBO and YCOB[J]. High Power Laser Science and Engineering, 2020, 8(3): 03000e29

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Table 1. Sellmeier equation () coefficients for YCOB and BiBO^[²⁷^,³⁵^].
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Table 1. Sellmeier equation () coefficients for YCOB and BiBO^[²⁷^,³⁵^].
A B C D
YCOB^[²⁷^]
n_x 2.7697 0.02034 0.01779 0.00643
n_y 2.8741 0.02213 0.01871 0.01078
n_z 2.9107 0.02232 0.01887 0.01256
BiBO^[³⁵^]
n_x 3.0740 0.0323 0.0316 0.01337
n_y 3.1685 0.0373 0.0346 0.01750
n_z 3.6545 0.0511 0.0371 0.02260

Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θ_C (°) and ϕ (°) are the crystal angles for perfect phase matching, d_eff (pm/V) is the nonlinear efficiency, θ_NC (°) is the noncollinear angle and L_C (mm) is the crystal length.
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Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θ_C (°) and ϕ (°) are the crystal angles for perfect phase matching, d_eff (pm/V) is the nonlinear efficiency, θ_NC (°) is the noncollinear angle and L_C (mm) is the crystal length.
NL crystal YCOB BiBO
Axis plane xz yz
Interaction oo-e ee-o
Central λ_s (nm) @850 @850
θ_C (°) 55 12
ϕ (°) 62 90
d_eff (pm/V) 1.41 3.02
θ_NC (°) 3.75 2.9
L_C (mm) 5 2.5
L_C (mm) 7.5 /
L_C (mm) 15 /

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Table 1. Sellmeier equation () coefficients for YCOB and BiBO[27,35].

Table 1. Sellmeier equation () coefficients for YCOB and BiBO[27,35].

Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θC (°) and ϕ (°) are the crystal angles for perfect phase matching, deff (pm/V) is the nonlinear efficiency, θNC (°) is the noncollinear angle and LC (mm) is the crystal length.

Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θC (°) and ϕ (°) are the crystal angles for perfect phase matching, deff (pm/V) is the nonlinear efficiency, θNC (°) is the noncollinear angle and LC (mm) is the crystal length.

Table 1. Sellmeier equation () coefficients for YCOB and BiBO^[²⁷^,³⁵^].

Table 1. Sellmeier equation () coefficients for YCOB and BiBO^[²⁷^,³⁵^].

Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θ_C (°) and ϕ (°) are the crystal angles for perfect phase matching, d_eff (pm/V) is the nonlinear efficiency, θ_NC (°) is the noncollinear angle and L_C (mm) is the crystal length.

Table 2. Parameters for the nonlinear crystals BiBO and YCOB to obtain broadband amplification. θ_C (°) and ϕ (°) are the crystal angles for perfect phase matching, d_eff (pm/V) is the nonlinear efficiency, θ_NC (°) is the noncollinear angle and L_C (mm) is the crystal length.