Research of free running emerald laser pumped by 670.7nm laser

CHEN Zhen-qiang; ZHANG Ge; SHEN Hong-yuan; HUANG Cheng-hui

Free running laser of hydrothermally grown emerald crystal Crdoped Be3Al2Si6O18 is reported.With the use of 670.7nm red laser by intracavity-doubling of Nd∶YAlO3/LBO 1.3414μm wavelength and symmetrical confocal resonator,732nm laser of emerald is produced with 46μW laser output when the incident power was 2.89W.The laser threshold value of emerald crystal is estimated between 0.5W and 0.6W.

Corresponding author: CHEN Zhen-qiang, ltzqchen@jnu.edu.cn;

1. Institute of Optoelectronic Engineering, Jinan University, Guangzhou 510632, China;

2. Fujian Institute of Research on the Structure of Matter, the Chinese Academy of Sciences, Fuzhou 350002, China

Received Date: 2005-05-17

Accepted Date: 2005-07-06

Available Online: 2006-05-25

Abstract: Free running laser of hydrothermally grown emerald crystal Crdoped Be3Al2Si6O18 is reported.With the use of 670.7nm red laser by intracavity-doubling of Nd∶YAlO3/LBO 1.3414μm wavelength and symmetrical confocal resonator,732nm laser of emerald is produced with 46μW laser output when the incident power was 2.89W.The laser threshold value of emerald crystal is estimated between 0.5W and 0.6W.

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Reference (18)

[1]	SHAND M L,WALLING J C.A tunable emerald laser[J].IEEE J Q E,1982,QE18(11):1829～1830.
[2]	BUCHERT J,KATZ A,ALFANO R R.Laser action in emerald[J].IEEE J Q E,1983,QE19(10):1477～1478.
[3]	SHAND M L,LAI S T.CW laser pumped emerald laser[J].IEEE J Q E,1984,QE20(20):105～108.
[4]	LAI S T.Highly efficient emerald laser[J].J O S A,1987,B4(8):1286～1290.
[5]	ANTSIFEROV V V.Free-running emerald laser[J].TechnicalPhysics,2000,45(8):1085～1087.
[6]	CHEN Z Q,ZHANG G,SHEN H Y et al.Solubility of emerald in H2SO4 aqueous solution under hydrothermal conditions[J].J Crystal Growth,2002,244(3～4):339～341.
[7]	BARILO S N,BYCHKOV G L,KURNEVICH L A et al.Controlled crystallization of emerald from the fluxed melts[J].J Crystal Growth,1999,198/199(1):716～722.
[8]	CHEN Z Q,ZENG J L,ZHONG W Z et al.Research on the growth habit of hydrothermal emerald crystal[J].Journal of Synthetic Crystal,2002,31(2):34～38(in Chinese).
[9]	CHOI E,KIM M,JUNG C.Single crystal growth of synthetic emerald by flux circulation method of temperature gradient in used natural beryl[J].Journal of Synthetic Crystal,1997,23(3～4):524(in Chinese).
[10]	KIML I G,YEOMA T H,CHOHB S H et al.27Al NMR relaxation studies of an emerald single crystal[J].Solid State Communications,2000,114(6):311～314.
[11]	KAYAMA M,KUWANO J.Effects of the phosphorus-ion additive on the crystal habit of the emerald crystals grown from the V2O5-Li2O-P2O5 fluxes[J].J Crystal Growth,1998,193(4):648～655.
[12]	KOIVULA J I,KAMMERLING R C,DEGHIONNO D et al.Gemological investigation of a new type Russian hydrothermal synthetic emerald[J].Gems and Gemology,1996,32(1):32～39.
[13]	CHEN Z Q,ZENG J L,CAI K Q et al.Characterization of Chinese new hydrothermally grown emerald[J].Australian Gemologists,2001,20(1):45～48.
[14]	CHEN Z Q,ZHANG G,SHEN H Y et al.Spectrum properties of hydrothermal emerald laser crystals[J].Acta Photonica Sinica,2004,33(3):382～384(in Chinese).
[15]	CHEN Z Q,ZHANG G,SHEN H Y et al.Measurement of refractive indices and thermal refractive index coefficient of Cr3+∶Be3Al2Si6O18 crystal by auto-collimation method[J].Science in China,2004,E47(2):186～190.
[16]	LONG X,LIN Z,HU Z et al.Optical study of Cr-doped LaSc(BO3)4 crystal[J].Journal of Alloys and Compounds,2002,347(1～2):52～55.
[17]	LUO Z D,HUANG Y D.Spectrum physics of state laser materials[M].Fuzhou:Fujian Press of Science and Technology,2002.113～120(in Chinese).
[18]	CHEN Z Q,ZHANG G,SHEN H Y et al.High power red laser from intracavity-doubled Nd∶YAlO3/LBO laser[J].Chinese Journal of Lasers,2003,30(10):873～876(in Chinese).

Research of free running emerald laser pumped by 670.7nm laser

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