Phase matching characteristics of deuterated ammonium dihydrogen phosphate crystals

Lili Zhu; Baoan Liu; Lisong Zhang; Qinghua Zhang; Zhengping Wang; Xun Sun

doi:doi:10.3788/COL201513.041601

Chinese Optics Letters, 2015, 13 (4): 041601, Published Online: Sep. 21, 2018

Phase matching characteristics of deuterated ammonium dihydrogen phosphate crystals Download： 1078次

Lili Zhu ^1,2Baoan Liu ^1,2Lisong Zhang ^1,2Qinghua Zhang ³Zhengping Wang ^1,2Xun Sun ^1,2,*

Author Affiliations

¹ State Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, China

² Key Laboratory of Functional Crystal Materials and Device, Shandong University, Ministry of Education, Jinan 250100, China

³ Chengdu Fine Optical Engineering Research Center, Chengdu 610041, China

Figures & Tables

Fig. 4. Refractive indices of DADP crystals. (a) Ordinary indices of refraction. (b) Extraordinary indices of refraction. Points indicate experimental values whereas the curves are the fitting lines.

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Fig. 5. Birefringence of DADP crystals. Data of 96% DADP comes from Kirby.

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Fig. 6. Index comparisons of KDP and ADP. Last ordinary index of KDP is obtained by the extrapolation of the Sellmeier fit^[10].

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Table1. Sellmeier Parameters of DADP Crystals

		$A$	$B$	$C$	$D$	$E$
ADP	$n_{o}$	2.29933	0.61290	18.52848	0.01143	0.01245
ADP	$n_{e}$	2.16050	0.12999	11.53923	0.00991	0.01197
DADP, 30%	$n_{o}$	2.29541	1.10548	34.99480	0.01104	0.01266
DADP, 30%	$n_{e}$	2.15862	0.23192	20.06127	0.00972	0.01222
DADP, 30%	$n_{o}$	2.29090	1.07025	37.56861	0.01104	0.01292
DADP, 30%	$n_{e}$	2.15603	0.19362	18.70658	0.00965	0.01249
DADP, 70%	$n_{o}$	2.28573	0.58616	24.31843	0.01109	0.01251
DADP, 70%	$n_{e}$	2.15355	0.15057	16.50826	0.00958	0.01268

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Table2. Calculated PM Angles for DADP Crystals

	SHG-I		SHG-II		THG-I		THG-II
	1053	1064	1053	1064	1053	1064	1053	1064
ADP	41.31	41.34	60.77	60.71	48.30	47.87	60.79	60.05
DADP, 30%	40.35	40.35	59.45	59.35	47.87	47.42	60.49	59.73
DADP, 50%	39.35	39.33	57.94	57.80	47.58	47.13	60.32	59.55
DADP, 70%	38.21	38.15	56.26	56.08	47.26	46.78	60.12	59.32

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Table3. Calculated NCPM Wavelengths for DADP Crystalsa

	ADP	30%	50%	70%
Experiment value (292 K)	524	524–525	525–526	—
Calculated value (302 K)	525.4	525.5	527.3	528.6

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Lili Zhu, Baoan Liu, Lisong Zhang, Qinghua Zhang, Zhengping Wang, Xun Sun. Phase matching characteristics of deuterated ammonium dihydrogen phosphate crystals[J]. Chinese Optics Letters, 2015, 13(4): 041601.

Phase matching characteristics of deuterated ammonium dihydrogen phosphate crystals Download： 1078次

Fig. 1. Samples cut from the traditionally grown crystals.

Fig. 2. Measurement principle of refractive index.

Fig. 3. Transmittance spectra of DADP crystals.

Fig. 4. Refractive indices of DADP crystals. (a) Ordinary indices of refraction. (b) Extraordinary indices of refraction. Points indicate experimental values whereas the curves are the fitting lines.

Fig. 5. Birefringence of DADP crystals. Data of 96% DADP comes from Kirby.

Fig. 6. Index comparisons of KDP and ADP. Last ordinary index of KDP is obtained by the extrapolation of the Sellmeier fit^[10].

Table1. Sellmeier Parameters of DADP Crystals

Table2. Calculated PM Angles for DADP Crystals

Table3. Calculated NCPM Wavelengths for DADP Crystalsa

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Phase matching characteristics of deuterated ammonium dihydrogen phosphate crystals Download： 1078次

Fig. 1. Samples cut from the traditionally grown crystals.

Fig. 2. Measurement principle of refractive index.

Fig. 3. Transmittance spectra of DADP crystals.

Fig. 4. Refractive indices of DADP crystals. (a) Ordinary indices of refraction. (b) Extraordinary indices of refraction. Points indicate experimental values whereas the curves are the fitting lines.

Fig. 5. Birefringence of DADP crystals. Data of 96% DADP comes from Kirby.

Fig. 6. Index comparisons of KDP and ADP. Last ordinary index of KDP is obtained by the extrapolation of the Sellmeier fit[10].

Table1. Sellmeier Parameters of DADP Crystals

Table2. Calculated PM Angles for DADP Crystals

Table3. Calculated NCPM Wavelengths for DADP Crystalsa

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Fig. 6. Index comparisons of KDP and ADP. Last ordinary index of KDP is obtained by the extrapolation of the Sellmeier fit^[10].