LaserDamage相关论文
Vanadium dioxide is well known for the reversible thermally-induced semiconductor-metal phase transition which is accomp......
Combination of reaction ion etching and dynamic chemical etching for improving laser damage resistan
An effective combined process of reaction ion etching (RIE) and dynamic chemical etching (DCE) is applied for significan......
In this research,we collected typical some UV fused silica materials,and built outer focusing method with high energy to......
Laser-induced damage and periodic stripe structures of a CaF2 single crystal by an ArF excimer laser
The laser-induced damage threshold of a calcium fluoride (CaF2) single crystal was obtained by a 193 nm ArF excimer lase......
本文利用散射光观察强激光对光学材料损伤的动态过程,详细说明了材料损伤时,散射光变化特点、以及损伤阈值的确定和散射光变化与损......
采用一台输出波长为1064 nm的NdYAG调Q激光器，以不同辐照方式对光学元件表面污染物引起的损伤开展了系统的实验研究。在确定了K9 玻......
采用扫描电子显微镜和显微拉曼光谱仪研究了受脉冲激光损伤的CCD的形貌和光谱特性。在损伤表面上得到CCD各层的形貌，比较出不同层受......
研究了1.06 μm连续激光辐照损伤CCD探测器的进程及不同损伤阶段CCD探测器成像能力的削弱程度。通过电子显微镜(SEM)扫描分析损伤......
以硫酸、草酸溶液为电解液,采用二次阳极氧化法制备了高度有序的多孔氧化铝膜。采用X射线衍射测定了铝箔退火前后的晶体结构, 场发......
Potential damage threats to downstream optics caused by Gaussian mitigation pits on rear KDP surface
To determine whether a potassium dihydrogen phosphate (KDP) surface mitigated by micro-milling would potentially threate......
对高功率激光系统中存在的一种类似于小尺度自聚焦的非线性过程--"热像"效应进行了理论分析和模拟计算.当一束经过遮光物调制的......
In this paper, we reported a numerical solution of laser induced thermal effect in the bio-tissue. The model of photothe......
半导体光刻技术带动着光源逐步向短波辐射方向发展,以KrF-248 nm、ArF-193 nm光源为代表的准分子激光光刻光源逐步取代了以往基于......
本文以TiO2/SiO2及ZrO2/SiO2膜系为例,研究了A(HL)~mHG、A[(2p 1)HL]~m(2p 1)HG以及A[H(2q 1)L]~mHG等不同膜系结构对激光损伤阈值......
着重研究连续波激光对光学窗口材料的热-力破坏,由于激光对光学材料的不均匀加热,造成材料内部产生热应力,而加热的进一步发展,可......
测量了LN晶体的表面和体损伤阈值,以及重复频率脉冲的积累效应.研究了晶体中的非线性吸收过程.分析了损伤机理,发现在表面和体内都......
用抽运-探测方法研究了Ta2O5单层膜在预损伤(60%损伤阈值)的抽运强度下反射和透射率的瞬态变化.观察到其峰值出现在抽运后约100fs......
Post-treatment of 351 nm SiO2 antireflective coatings for high power laser systems prepared by the s
Different post-treatment processes involving the use of ammonia and hexamethyldisilazane (HMDS) were explored for applic......
利用有限元法对组合激光辐照单晶硅的温度及应力场进行了数值分析, 在组合激光与连续激光平均功率密度相同的前提条件下比较了组合......
复合使用连续激光与脉冲激光对金属靶材的烧蚀效果优于单一的连续激光或脉冲激光。为了给连续激光与脉冲激光复合作用模式的参数选......
在不同位置和激光辐照能量的条件下, 采用传声器采集并提取了等离子体冲击波的压强值及其起始时间信息,分析了等离子体冲击波在空......
对高功率激光装置中存在的一类非线性自聚焦现象--"热像"效应进行了数值模拟和实验研究.从菲涅耳衍射积分与非线性近轴波动方程......
The effect of λ/2 SiO_(2) overcoat on the laser damage characteristics of HfO_(2)/SiO_(2) high-reflector (HR) coatings ......
本文首次把调制与脉冲光热偏转技术同时置于激光损伤测试装置之中,用以进行光学薄膜激光损伤的实时研究.初步实验结果表明,该方法......
研究了连续CO2激光对几种红外窗口材料的表面损伤特性，研究表明，损伤机制在于杂质缺陷吸收造成的热冲击应力破坏。深入研究了杂质缺......
用1 064nm激光实验研究了HfO2/SiO2薄膜的激光损伤增强效应,实验以薄膜激光损伤阈值70%的激光能量开始,采用N-ON-1方式处理薄膜,激......
本文报道了1.06μm和0.35μm的多脉冲激光对光学薄膜损伤的积累效应,研究了损伤几率与激光能量和重复频率的关系。......
为了研究CO2激光损伤后熔石英玻璃内部的三维应力场分布,采用脉冲CO2激光与熔石英玻璃相互作用的有限元数值模型,计算了脉冲激光停......
液晶光学器件在激光聚变、光电对抗、激光雷达、激光通信等领域的应用面临着近红外高功率激光辐照失效的风险。在介绍液晶光学器件......
The Infrared Spectra and Laser Damage Threshold of the Fused Silica after Megacoustic Field Assisted
Fused silica is an important technological material for high power laser systems due to its excellent optical transp......
Laser induced damages usually exposed in a complex multi-field condition,e.g.,when subjected to a supersonic airflow......
本文报道了1.06μm和0.35μm的多脉冲激光对光学薄膜损伤的积累效应,研究了损伤几率与激光能量和重复频率的关系。......
测量了1.06μm和0.53μm激光对温梯和提拉法生长的白宝石晶体的表面和体损伤阈值,分析了各种因素对损伤的影响,讨论了不同的损伤机......
