熱光畸變 的英文怎麼說
中文拼音 [règuāngjībiàn]
熱光畸變
英文
thermal-optical distortion-
Because of the intrinsic fractional absorption of the laser energy with the conventional solid output windows for high energy lasers ( hel ), the optical quality will be degraded, or the overall hel system cannot run at all when the laser energy are far higher, or the system runs longer time
然而,由於高能激光器傳統的固體輸出窗口具有不可避免的部分吸收作用,因此,當輸出激光功率很高,或激光器長時間工作時,固體輸出窗口就會產生熱畸變、甚至炸裂或被擊穿,從而影響輸出激光的光束質量或使高能激光器根本無法工作。Especially in high power laser applications, absorption can cause thermal distortion to optical components, then change the transmission characteristics of the incident beam, and also lower the laser induced damage thresholds ( lidt )
尤其在高功率激光作用下,吸收損耗不僅會引起光學薄膜元件的熱畸變,影響激光傳輸特性,還會降低薄膜的損傷閾值。The transient temperature and thermal stress distribution in disk of heat capacity laser pumped by high power lda are simulated by use of finite element methods, optical distortions and birefringence were computed subsequently
摘要利用有限元數值方法,模擬計算了熱容模式下片狀激光介質的瞬態溫度分佈和熱應力分佈及其波前畸變和應力雙折射。Based on a 3 - d transient thermal model with inhomogeneous heat generation, the temperature and thermal stress distribution in the disk of heat capacity laser pumped by high power laser diode array ( lda ) are simulated and analyzed by means of finite element methods
摘要為了研究激光介質熱畸變對固體熱容激光器的影響,數值計算了高功率激光二極體陣列抽運片狀激光介質的瞬態溫度場和熱應力分佈。Experimental study on thermal distortion of thin film coatings irradiated by co2 laser
2激光輻照下光學薄膜的熱畸變研究Experimental demonstration of laser induced thermal distortions of phase - change cooled mirrors
相變致冷反射鏡的光致熱畸變特性實驗研究In this thesis, the thermal distortion and the weak absorption of thin film samples irradiated by 10. 6 m co2 laser were studied
因此,本文對10 . 6 mco _ 2激光輻照下的樣品的熱畸變和微弱吸收進行了研究。3. by using the shack - hartmann wavefront sensor, the thermal distortion of the substrate, the single - layer dielectric thin films with different thickness, and the multilayer dielectric thin films with different multilayer thin films ( ybf3 / znse ) irradiated by co2 laser were studied experimentally. 4
3 .利用夏克一哈特曼波前傳感器,對基底樣品以及不同厚度的介質單層膜樣品和不同膜系的ybf3 / znse介質多層膜樣品在c02激光輻照下的熱畸變進行了實驗研究。Due to the inevitable absorption of crystal window, the crystal window will be distorted even burst while the power of high energy laser apparatus is several hundred thousand watt even mega - watt, so the quality of laser beam will be influenced and the laser apparatus will not work properly
由於晶體材料窗口不可避免的部分吸收作用,對于目前幾十萬瓦甚至兆瓦級的高能激光器來說,晶體窗口會產生熱畸變甚至炸裂,從而影響輸出光束質量甚至使激光器根本無法工作。The phaseshifts from deformation of reflector are discussed. deformation of one reflector is measured. however, by using the lag of thermal deformation, the aberrations of wavefront are detected in actual optical train, which are compared with the results of calculation
討論了傳輸過程中反射鏡的熱變形產生的附加相移,實驗測量了單個反射鏡的鏡面變形,利用熱變形滯后性,測量了實際光路引起的探測光波陣面畸變,並與計算結果進行比較。Deformation of disk surfaces and refractive index changing with temperature are primary factors of optical distortions
介質變形和熱光效應(折射率隨溫度變化)是產生波前畸變的主要原因。Furthermore, as the high - power co2 laser is widely used, especially the development of the research on co2 laser propagating in atmosphere and window material in infrared band, the research on the surface thermal distortion in optical thin film irradiated by 10. 6 m laser is more and more important
而且,隨著高功率co _ 2激光器應用的日益廣泛,特別是國內外有關co _ 2激光大氣傳輸研究工作的進展以及紅外波段窗口材料的研究,使10 . 6 m激光輻照下光學薄膜熱畸變和微弱吸收研究具有重要意義。The experimental results show that the fiber phase conjugator can compensate for the beam distortion cased by thermal effects of amplifier and 60 % sbs reflectivity can be reached
實驗結果表明,光纖相位共軛鏡能很好補償放大器熱效應造成的光束畸變,在100hz時獲得近60的sbs反射率。分享友人