§        ????ʦ???ݾ???Ӧ???????Ƽ???Ӧ??BBO???壬?????ݾ??????????????ز???

§        ?߾??ȵ?BBO????(???ƶ?Ӧ??͸ĤAR coating????P-coating)??

§        BBO???峬??Ƭ(???ƶ?Ӧ??͸ĤAR coating???ĤP-coating)??

§        ???ݾ?????????BBO???尲װ???ʵ?֧?ܣ?

§        ???ڵ??⿪??(e/o)?Ķƽ?BBO???壻

??????

?????ͨ????ѧ??????????BBO?????ı?Ƶת??Ч?ʵ?????,?õ???ns??????1064nm?????⵽fs??????FHG??Ƶ??????????,???????ϲ?????Ϊģ??????ƽ̨????????????BBO???屶ƵЧ?ʵ???Ҫ????,???Ҹ?????λƥ???ļ???????,???????ܹ?Ӧ?õ?NLO????????,??????????????λƥ???Ǻ????ز????ķ?????ϵ?????????й?·????ɢ?ǵȵ?,????ʹ?õ???????????,??????BBO???????и??ߴ??Ƕȵ?;????BBO???屶Ƶ,??????????????620ps??????0??300m J?ɱ䶯??532nmƤ????????,???Ҳ????˱?Ƶ???????ֲ?Ϊ??˹??̬?Ĺ???;ͬʱFHG??Ƶ??Ȼʹ??10×10×7mm3??һ??BBO???壬??λƥ???и??Ƕ?Ϊtheta=47.7°,phi=0°,???յõ???52%??266nm??Ƶ??,??????266nm??Ƶ????????????300ps,???ҵõ??˽ϸߵķ?ֵ???ʡ?Ӱ?챶Ƶת??Ч?????ߵ???Ҫ????ΪBBO??????266nm???Ķ??淴???Լ????????ա?

 

BBO?????????ƣ?

• ??ʵ????λƥ???IJ?????Χ??(410nm—3500nm);

• ͸?ⷶΧ??(190nm—3500nm);

• ??????ϵ????(Լ?൱??KDP??????6??);

• ??Ӧ???ڸ??????ļ???(100ps??????1064nm  10GW/cm2);

• ??ѧ??????(dn10-6);

• ????Ӧ???¶ȷ?Χ??;

• ??????.

 

BBO????????ҪӦ?ã? 
 

• 1064nm?Լ?1550nm???????????Ķ????????ġ??屶Ƶ;800nm?????Ķ???????Ƶ.532nm?????Ķ???Ƶ??410nm?????Ķ???Ƶ 
   
• OPO???ڱ?׼?ķ????Լ???֮һ????Ϊ?????????ü???ܹ??õ???ת??Ч?ʡ??????????ȽϿ???Ƶ?ʺ?????????ǿ???????ںܶ??ط??õ???????,?Ƚϵ??͵???ͼ????Ϣ??????OPO??BBO???????ڴ???Χ????????Ƶ?ʵļ???OPO????, ????BBO?????ĺ??ȡ????ֹ?ǿ?ȼ????ռ??ֲ??ȷ????????ء????۷????˹??????Ŵ??ij???????,?????????????ԡ??ռ?Ƶ?ʴ??????Եȵȡ?ͨ???о??˽?BBO??????400nm??700nm?Լ?700nm??3500nm??OPO?б??ֳ??˸??????ķŴ??????벨????Χ?????ŵ?;????С??BBO???岻̫?ʺ????ڸ?ת??Ч?ʵ?OPOϵͳ????һ????BBO???????ܹ??õ??Ͽ?????Ƶ?ʷ?Χ?Ͳ?????Χ;??????????BBO???壬?????ߵĻ?Ƶ??ǿ?ȽϺ??ʸߵı?Ƶ???桢Ƶ?ʸߵķ?Χ?????ļ????????Ŵ?;?????ֲ????ʵĻ?Ƶ????????ʹ??BBO???????????ķֱ????кô???
   
• BBO???????????????????ֲ????Ա?Ƶ???Լ??Ŵ???????????Ӱ??,???????????????ȶȺ??DZ?Ƶ???Լ?OPO???????Ĺ???????????????Ҫ??????ʹ?ù?·׷?߷?????BBO???屶Ƶ?????????????ֲ??????о?,Ϊ?õ??ϸ??????ı?Ƶ?????Լ?OPO?????춨?˷????ʹ??BBO???弤?ⱶƵ?Ĺ?ѧ?????Ͽ?,????BBO??Ƶ????????λƥ??,?ٸ??ݹ?·׷?߷?,?õ???532nm????????????????????, ???˼????˼?????ͨ??BBO??Ƶ????????532nm????????,???ջ??ò??Ƶ???һ????Χ?ڵ????ⱶƵ???????ֲ?????,?ٸ???266nm???ⱶƵ????,????BBO?????????۽Ƕ???λʧ??????????ֲ????ı?Ƶ??ת??Ч?ʡ?

 

 

BBO??????????????:

͸?ⷶΧ	190-3500nm
????г????ƥ?䷶Χ	409.6-3500nm(Type I)
	525-3500nm(Type II)
??͸??ϵ??(/??)	dno/dT=-9.3x 10-6/??
	dne/dT=-16.6x 10-6/??
????ϵ??	<0.1%/cm @ 1064nm
	<1%/cm @ 532nm
???ܽ?	0.8mrad-cm(θ, Type I,1064 SHG)
	1.27mrad-cm (θ, Type II,1064 SHG)
?????¶?	55??-cm
???׷?Χ	1.1nm-cm
??????	2.7° (Type I 1064 SHG)
	3.2° (Type II 1064 SHG)
??????ϵ??	deff (I)=d31sinθ+(d11cosΦ-22sin3Φ)cosθ
	deff (II)=(d11sin3Φ+d22cos3Φ)cos2θ
?????????ԴŻ?ϵ??	d11=5.8xd36(KDP)
	d31=0.05xd11
	d22<0.05xd11
??????Ү??????(λ in μm )	no2=2.7359+0.01878 / (λ2-0.01822) -0.01354 λ2
	ne2=2.3753+0.01224 / (λ2-0.01667) -0.01516 λ2
????ϵ??	r11=2.7pm/V, r22, r 31<0.1γ11
?벨??ѹ	48Kv (at 1064nm)
??????	>1011 ohm-cm
???ؽ??糣??	εs11/so:6.7
	εs33/εo:8.1
	Tan δ<0.001

 

 

BBO?????Ĺ?????

?ߴ繫??	(W±0.1mm) x ( H±0.1mm) x (L+0.2mm/-0.1mm)
?Ƕȹ???	Δθ< 0.25°, Δφ< 0.25°
ƽ????	λ/10 @ 633nm
??ǰ????	< λ/8 @ 633nm
??????????	10/5 scratch/dig
ƽ?ж?	< 20 arc seconds
??ֱ??	< 5 arc minutes
ͨ???׾?	≥????ֱ??95%
????	x 45°±5°chamfer
??Ĥ	R < 0.2% @ 1064nm, R < 0.5% @ 532nm
??????ֵ(AR??Ĥ)	>1.5GW/cm2 for 1550nm,TEM00,10ns,10HZ
	>0.8 GW/cm for 800nm,TEM00,10ns,10HZ

 

??Ĥ????ʾ????Ҳ?ɰ???ͬ???????????ƶ??????????ߣ???

 

 

ע?????ղ?ͬ????????BBO?????????????ݲ?ͬ????????BBO?????Ķ?Ĥ???ա?