Nd∶Sr_5(VO_5)_3F Q-Switched Lasers with Cr~(4 )∶YAG

１ＩｎｔｒｏｄｕｃｔｉｏｎＩｔｉｓｒｅｃｅｎｔｌｙｓｈｏｗｎｔｈａｔｍｏｒｅａｎｄｍｏｒｅｉｎｔｅｒｅｓｔｈａｓｂｅｅｎｃｏｎｃｅｎｔｒａｔｅｄｏｎｔｈｅｒｅｓｅａｒｃｈｏｆｍｉｎｉａｔｕｒｅｓｏｌｉｄｓｔａｔｅｌａｓｅｒｄｅｖｉｃｅｓｗｈｉｃｈ...     

Low-threshold, Self-frequency Doubling Laser Performance of Nd:YCOB at Different Phase-matching Directions

１　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｉｎｒｅｃｅｎｔｙｅａｒｓ,ｃｏｍｐａｃｔｖｉｓｉｂｌｅｌａｓｅｒｓｈａｖｅｂｅｅｎｗｉｄｅｌｙｕｓｅｄｉｎｔｈｅｆｉｅｌｄｓｏｆｉｎｄｕｓｔｒｙ,ｍｅｄｉｃｉｎｅ,ｍｉｌｉｔａｒｙ,ｂｉｏｌｏｇｙ,ｓｃｉｅｎｔｉｆｉｃｒｅｓｅａｒｃｈａｎｄｅｎｔｅｒｔａｉｎｍｅｎｔ．Ｌａｓｅｒｄｉｏｄｅｐｕｍｐｅｄ,ｉｎｔｒａｃａｖｉｔｙｆｒｅｑｕｅｎｃｙｄｏｕｂｌｅｄｓｏｌｉｄｓｔａｔｅｌａｓｅｒｓａｒｅｅｘｔｅｎｓｉｖｅｌｙｕｓｅｄａｓｖｉｓｉｂｌｅｓｏｕｒｃｅｂｅｃ…     

Experimental Investigation of Thermal Lensing in End-pumped Nd∶YVO_4 Crystal Using a New Simple Approach

１ＩｎｔｒｏｄｕｃｔｉｏｎＩｎｈｉｇｈｐｏｗｅｒｓｏｌｉｄｓｔａｔｅｌａｓｅｒｓ，ｐｕｍｐｉｎｄｕｃｅｄｔｈｅｒｍａｌｆｏｃｕｓｉｎｇｉｓｏｆｐｒｉｍａｒｙｉｍｐｏｒｔａｎｃｅｂｅｃａｕｓｅｏｆｉｔｓｓｉｇｎｉｆｉｃａｎｔｉｎｆｌｕｅｎｃｅｓｏ...     

The Threshold and Modes of the End pumped Solid state Laser

１ＩｎｔｒｏｄｕｃｔｉｏｎＬａｓｅｒｄｉｏｄｅｐｕｍｐｅｄｓｏｌｉｄｓｔａｔｅｌａｓｅｒｓａｒｅｏｆｈｉｇｈｅｆｉｃｉｅｎｃｙ,ｃｏｍｐａｃｔｎｅｓ,ａｎｄｒｅｌｉａｂｉｌｉｔｙ,ｅｓｐｅｃｉａｌｙｉｎａｎｅｎｄｐｕｍｐｉｎｇｃｏｎｆｉｇｕｒ...     

Experiment Research on a Highly Stable LD-pumped Solid State Laser

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｉｎｈｉｇｈｐｏｗｅｒｌａｓｅｒｓｙｓｔｅｍｈｉｇｈｌｙｓｔａｂｌｅｓｏｌｉｄｓｔａｔｅｌａｓｅｒｉｓｖｉｔａｌｌｙｉｍｐｏｒｔａｎｔ.Ｈｏｗｅｖｅｒ,ｄｕｅｔｏｔｈｅｔｅｍｐｅｒａｔｕｒｅｆｌｕｃｔｕａｔｉｏｎｉｎｔｈｅＬＤｐｕｍｐｓｏｕｒｃｅａｎｄｔｈｅｌｅｎｇｔｈｆｌｕｃｔｕａｔｉｏｎｏｆｌａｓｅｒｒｅｓｏｎａｎｔｃａｖｉｔｉｅｓＬＤ ｐｕｍｐｅｄｓｏｌｉｄｓｔａｔｅｌａｓｅｒｓｈａｖｅｐｏｗｅｒｉｎｓｔａｂｉｌｉｔｉｅｓｏｆａｒｏｕｎｄ± 10 % .Ｗｉｔｈａｍｏ…     

Study on the Beam Quality of Uncoupled Laser Diode Arrays

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｌａｓｅｒｄｉｏｄｅｓｙｓｔｅｍｓｗｉｔｈｏｕｔｐｕｔｐｏｗｅｒｓｏｆｓｅｖｅｒａｌｔｅｎｓｗａｔｔｓｏｒｓｅｖｅｒａｌｈｕｎｄｒｅｄｓｗａｔｔｓａｒｅａｖａｉｌａｂｌｅｉｎｒｅｃｅｎｔ ｙｅａｒｓ.Ｔｈｅｙｈａｖｅｂｅｅｎｗｉｄｅｌｙｕｓｅｄｉｎｐｕｍｐｉｎｇｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓａｎｄｌａｓｅｒｍｅｄｉｃｉｎｅ .Ｃｏｍｐａｒｅｄｗｉｔｈｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓａｎｄＣＯ2 ｌａｓｅｒｓ,ｔｈｅｈｉｇｈ ｐｏｗｅｒｌａｓｅｒｄｉｏｄｅｈａｓｄｉｆｆ…     

Studies on Nd∶YAG Single-pass Amplifiers for High-power Q-switched Laser System

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｉｎｒｅｃｅｎｔｙｅａｒｓ ,ｏｂｖｉｏｕｓｐｒｏｇｒｅｓｓｈａｓｂｅｅｎａｃｈｉｅｖｅｄｉｎｆｌａｓｈｌａｍｐｐｕｍｐｉｎｇＮｄ∶ＹＡＧｌａｓｅｒｓｗｉｔｈｌｏｎｇ ｐｕｌｓｅａｎｄｈｉｇｈａｖｅｒａｇｅｏｕｔｐｕｔｐｏｗｅｒ[1] .ＢｕｔｔｈｅｒｅｅｘｉｓｔｓａｎｅｅｄｆｏｒＱ ｓｗｉｔｃｈｅｄｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓｙｓｔｅｍｓｗｉｔｈｈｉｇｈａｖｅｒａｇｅ ｐｏｗｅｒ .ＴｈｉｓｍａｙｂｅａｃｈｉｅｖｅｄｗｉｔｈＮｄ :ＹＡＧｏｓｃｉｌｌａｔｏｒ ａｍｐｌｉｆ…     

Upconversion Spectrum of Tm-doped Fiber Pumped by Multiwavelengths from 760 nm to 810 nm

１．ＩｎｔｒｏｄｕｃｔｉｏｎＡｐｐｌｉｃａｔｉｏｎｓｉｎｏｐｔｉｃａｌｄａｔａｓｔｏｒａｇｅ，ｃｏｌｏｒｄｉｓｐｌａｙｓａｎｄｂｉｏｍｅｄｉｃａｌｉｎｓｔｒｕｍｅｎｔｓｈａｖｅｍｏｔｉｖａｔｅｄｉｎｔｅｎｓｅｉｎｔｅｒｅｓｔｉｎｔｈｅｓｏｌｉｄｓｔ...     

Diode-pumped, All-solid-state Cr∶LiSGaF Laser

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　ＳｉｎｃｅｔｈｅｆｉｒｓｔｇｅｎｅｒａｔｉｏｎｏｆＣｒ∶ＬｉＣａＡｌＦ6ｌａｓｅｒｒｅｐｏｒｔｅｄｂｙＳ .Ａ .Ｐａｙｎｅｉｎ1988[1] ,ｔｈｅｒｅｈａｓｂｅｅｎｉｎｃｒｅａｓｉｎｇｉｎｔｅｒｅｓｔｉｎＣｒ ｄｏｐｅｄｃｒｙｓｔａｌｓａｓｔｕｎａｂｌｅ ,ｕｌｔｒａｓｈｏｒｔ ｐｕｌｓｅ ,ａｌｌ ｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｍａｔｅｒｉａｌｓ,ａｎｄｔｈｅｒｅｈａｖｅｂｅｅｎｍａｎｙｒｅｐｏｒｔｓｏｎＣｒ∶ＬｉＣＡＦ ,Ｃｒ∶ＬｉＳＡＦ ,Ｃｒ∶ＬｉＳＣＡＦａｎｄＣｒ∶ＬｉＳ…     

Measurement of Thermal Lens Focal Length and Its Effect on Laser Output Characteristics in LD End-pumped Nd∶YVO_4 Lasers

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｌａｓｅｒｄｉｏｄｅｐｕｍｐｅｄｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓｈａｖｅａｄｖａｎｔａｇｅｓｏｆｈｉｇｈｅｆｆｉｃｉｅｎｃｙａｎｄ ｇｏｏｄｂｅａｍｑｕａｌｉｔｙ .Ｈｏｗｅｖｅｒ ,ｔｈｅｔｈｅｒｍａｌｌｙｉｎｄｕｃｅｄｌｅｎｓｉｎｇａｉｎｍａｔｅｒｉａｌｓｌｉｍｉｔｓｔｈｅｏｕｔｐｕｔｐｏｗｅｒｏｆｌａｓｅｒｓｗｉｔｈｇｏｏｄｂｅａｍ ｑｕａｌｉｔｙｔｏａｎａｒｒｏｗｐｏｗｅｒｒａｎｇｅａｎｄｍａｋｅｓｔｈｅｂｅａｍｄｉａｍｅｔｅｒ ,ｂｅａｍｄｉｖｅｒｇｅｎｃｅａｎ…     

Study on the Near Field of the Semiconductor Laser by Using Scanning Near Field Optical Microscope

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｉｎｍａｎｙａｐｐｌｉｃａｔｉｏｎｓｔｈｅｎｅａｒｆｉｅｌｄｅｍｉｓｓｉｏｎａｎｄｔｈｅｂｅａｍｐａｒａｍｅｔｅｒｓｏｆａｓｅｍｉｃｏｎｄｕｃｔｏｒｌａｓｅｒａｒｅｒｅｑｕｉｒｅｄ .Ｃｏｍｐａｒｅｄｔｏｔｈｅｍｅａｓｕｒｅｍｅｎｔｏｆｔｈｅｎｅａｒｆｉｅｌｄｓｏｆｓｏｌｉｄｓｔａｔｅｌａｓｅｒａｎｄｇａｓｌａｓｅｒ,ｔｈｅｍｅａｓｕｒｅｍｅｎｔｏｆｔｈｅｎｅａｒｆｉｅｌｄｏｆａｓｅｍｉｃｏｎｄｕｃｔｏｒｌａｓｅｒｉｓｍｏｒｅｄｉｆｆｉｃｕｌｔ.Ｔｈｅｒｅａｓｏｎｉｓ…     

High Power 940 nm Al-free Active Region Laser Diodes and Bars with a Broad Waveguide

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｈｉｇｈ ｐｏｗｅｒｌａｓｅｒｄｉｏｄｅｓｃｏｖｅｒｉｎｇｔｈｅｗａｖｅｌｅｎｇｔｈｒａｎｇｅｆｒｏｍ 91 0ｎｍｔｏ 940ｎｍａｒｅｗｉｄｅｌｙｕｓｅｄｆｏｒｐｕｍｐｉｎｇＹｂ∶ＹＡＧｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓ,ｐｕｍｐｉｎｇｙｔｔｅｒｂｉｕｍ ｅｒｂｉｕｍｄｏｐｅｄｆｉｂｅｒａｍｐｌｉｆｅｒ (ＹＥＤＦＡ ) ,ｓｏｌｄｅｒｉｎｇ ,ｍａｔｅｒｉａｌｐｒｏｃｅｓｓｉｎｇ,ａｎｄｍｅｄｉｃａｌｔｈｅｒａｐｙ .Ｉｎｏｒｄｅｒｔｏａｃｈｉｅｖｅｈｉｇｈｅｒｐｏｗｅｒ,ｈｉｇｈｒ…     

Fiber Optic Coupling of CW Linear Laser Diode Array

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｌａｓｅｒｄｉｏｄｅａｒｒａｙ (ＬＤＡ )ｔｈａｔｈａｓｍｕｌｔｉｐｌｅｅｍｉｔｔｉｎｇｒｅｇｉｏｎｓｉｓａｐｅｒｆｅｃｔｄｅｖｉｃｅｔｏａｃｈｉｅｖｅｈｉｇｈｅｒｐｏｗｅｒｏｕｔｐｕｔｓｗｉｔｈａｎｉｎｃｒｅａｓｅｄｂｒｉｇｈｔｎｅｓｓ.ＴｈｅｈｉｇｈＣＷ ｐｏｗｅｒ ,ｈｉｇｈｂｒｉｇｈｔｎｅｓｓａｎｄｆｉｂｅｒｏｕｔｐｕｔｏｆａｌａｓｅｒｄｉｏｄｅｂａｒｃａｎｂｅａｐｐｌｉｅｄｉｎｍｅｄｉｃｉｎｅ ,ｍａｔｅｒｉａｌｓｐｒｏｃｅｓｓｉｎｇ ,ｓｏｌｉｄ ｓｔａｔｅｌａｓ…     

The Thermal Resistance and Its Measurement of a Modular Micro-channel Cooler

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｔｈｅｍｏｄｕｌａｒｍｉｃｒｏ ｃｈａｎｎｅｌｃｏｏｌｉｎｇｈｅａｔｓｉｎｋｓａｓｍｏｄｕｌａｒｐａｃｋａｇｅｆｏｒｈｉｇｈｐｏｗｅｒｌａｓｅｒｄｉｏｄｅａｒｒａｙｈａｖｅｂｅｅｎｕｓｅｄｆｏｒｔｈｅｄｉｏｄｅ ｐｕｍｐｅｄｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓｉｎｔｈｅｋＷｒａｎｇｅ[1] ,ｓｉｎｃｅｉｔｉｓｉｎｖｅｎｔｅｄ[2 ] ａｎｄｄｉｓｃｌｏｓｅｄ[3] .Ｉｎｏｒｄｅｒｔｏａｐｐｌｙｔｈｅｔｅｃｈｎｏｌｏｇｙｔｏｉｎｄｕｓｔｒｙｐｒｏｃｅｓｓｉｎｇｔｈｉｓｋｉｎｄｏｆｄ…     

Experimental Study on Flashlamp Pumped Nd~(3+)∶KGd(WO_4)_2 Laser

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｔｈｅｒａｐｉｄｄｅｖｅｌｏｐｍｅｎｔｏｆｈｉｇｈ ｐｏｗｅｒｄｉｏｄｅｌａｓｅｒｓｈａｓｒｅｓｕｌｔｅｄｉｎｔｈｅｓｅａｒｃｈｆｏｒｍｏｒｅｅｆｆｉｃｉｅｎｔｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｍａｔｅｒｉａｌｓｆｏｒｖａｒｉｏｕｓａｐｐｌｉｃａｔｉｏｎｓ.Ｔｈｅｌａｓｅｒｅｍｉｓｓｉｏｎｆｒｏｍｔｈｅ4Ｆ3 / 2 4Ｉ11/ 2 ｔｒａｎｓｉｔｉｏｎｏｆＮｄ3 + ｉｏｎｓｈａｓｂｅｅｎｏｂｓｅｒｖｅｄｉｎａｖａｒｉｅｔｙｏｆＮｄ ｄｏｐｅｄｃｒｙｓｔａｌｓｕｓｉｎｇｆｌａｓｈｌａｍ…     

Timing Jitter Induced by White Noise in Mode-locked Solid-state Lasers

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｓｏｍｅｐａｒｔｉｃｕｌａｒａｐｐｌｉｃａｔｉｏｎｓｄｅｍａｎｄｕｓｔｏｍｉｎｉｍｉｚｅｔｉｍｉｎｇｊｉｔｔｅｒｉｎｍｏｄｅ ｌｏｃｋｅｄｓｏｌｉｄ ｓｔａｔｅｌａｓｅｒｓ.Ａｓｗｅｋｎｏｗ ,ｔｈｅｒｅａｒｅｄｉｆｆｅｒｅｎｃｅｓａｍｏｎｇｔｈｅｐｕｌｓｅｓｉｎｔｅｒｖａｌｓｉｎａｐｕｌｓｅｓｔｒａｉｎ ,ｗｈｉｃｈｃａｕｓｅｔｈｅｉｎｓｔａｂｉｌｉｔｙｏｆｔｈｅｌａｓｅｒ,ａｎｄｔｈｅｒｏｏｔｏｆｔｈｅｍｅａｎｓｑｕａｒｅｄｏｆｔｈｅｄｉｆｆｅｒｅｎｃｅｓｉｓｃａｌｌ…     

Ti∶Sapphire Pumped 10 at-% Yb∶YAG Thin Chip with 320 mW CW laser output of 1.053 μm

Ｙｂ3 ｄｏｐｅｄｓｏｌｉｄｓｔａｔｅｍａｔｅｒｉａｌｓａｒｅａｔｔｒａｃｔｉｖｅａｓｇａｉｎｍｅｄｉａｏｆｈｉｇｈｅｆｆｉｃｉｅｎｃｙａｎｄｈｉｇｈｐｏｗｅｒｗｉｔｈｔｈｅｄｅｖｅｌｏｐｍｅｎｔｏｆＩｎＧａＡｓｌａｓｅｒｄｉｏｄｅ.Ａｍｏｎｇｔｈｅｎ?..     

Studies on the SFD Properties of Nd_xGd_(1-x)Ca_4O(BO_3)_3 Solid-solution Crystal

1　Ｉｎｔｒｏｄｕｃｔｉｏｎ　　Ｉｎｔｈｅｐａｓｔｆｅｗｙｅａｒｓ,ｓｍａｌｌｓｉｚｅｄＳＦＤｌａｓｅｒｈａｓａｔｔｒａｃｔｅｄｇｒｅａｔａｔｔｅｎｔｉｏｎｓ.Ｌａｓｅｒｄｉｏｄｅ(ＬＤ)ｐｕｍｐｅｄｓｏｌｉｄｓｔａｔｅｌａｓｅｒｓｈａｖｅｂｅｅｎｆｏｕｎｄｖｅｒｙｕｓｅｆｕｌｉｎｔｈｅｆｉｅｌｄｓｏｆｍｉｌｉｔａｒｙ,ｉｎｄｕｓｔｒｙ,ｍｅｄｉｃａｌｔｒｅａｔｍｅｎｔａｎｄｓｃｉｅｎｔｉｆｉｃｒｅｓｅａｒｃｈｅｓｄｕｅｔｏｔｈｅａｄｖａｎｔａｇｅｓｏｆｈｉｇｈｓｔａｂｉｌｉｔｙ,ｃｏｍｐａｃｔｎｅｓｓ…     

Calculation of Momentum Coupled by a High-Power Laser Beam

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