激光優化 的英文怎麼說
中文拼音 [jīguāngyōuhuà]
激光優化
英文
laser optimized-
It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground
針對存在的缺點，本文提出了一種應用於激光多普勒測速的高精度信號處理技術，即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜，搜索其譜峰值頻率，接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析，再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析，從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來，充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率，通過goertzel演算法獲得分析頻帶的高解析度頻譜，然後通過能量重心校正演算法對細化后的頻譜進行高精度校正，這樣不僅保證了演算法的高效性，而且大大提高了分析的精度。Optimization of drive pulse configuration for transient ne - like fe x - ray laser
射線激光抽運脈沖結構的優化計算4. at last a theoretically design of the optimizing kerr effect self - mode locking cr ~ : lisaf laser was performed for further research
理論上設計了科爾效應自鎖模cr ~ （ 3 + ） ： lisaf激光器，計算出最優化腔參數。Theory of design of optimized raman laser of 1. 48 m
波長輸出的拉曼激光器的優化設計These are of use to the optimal structure design to the combustion - driven gas - dynamic co2 lasers
這些結論都可以作為激光器結構優化方案的參考。A feasible program is put forward. this paper introduces a project of supplying on - line laser monitor into high - voltage electrostatic dust - collecting system
激光在線實時粉塵濃度監測系統，對于高壓靜電除塵系統的優化控制起著至關重要的作用。The optimization of excimer laser processing parameters
準分子激光加工工藝參數優化With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature
含有少量雜質的剛玉晶體（ - al _ 2o _ 3 ）不僅由於其色澤艷麗成為人們珍愛的名貴寶石，而且由於它具有的優異性能，被廣泛應用於電工、機械、激光器，光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調諧激光材料，用於製作飛秒脈沖可調諧激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料（禁帶寬度3 . 37ev ） ，現已發現具有室溫下受激發射特性，有可能實現室溫下半導體紫外發光。Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser
總結了自己在光纖耦合輸出激光二極體模塊方面所做的一些工作，建立了半導體激光器列陣遠場光束分佈模型，並結合具體參數分析了不同結構的激光器列陣的光束遠場分佈特性，可以知道我們設計和優化激光器列陣的結構。設計並製作了光纖耦合模塊的溫度控制系統，並製作成溫控光纖輸出激光器半導體系統投入使用。On describing a genetic algorithm ( ga ), we present a method for applying ga to optimize the lasers. a programming is presented for obtaining the maximum laser power. by using the method we optimize the cvl and the co2 laser, including lc circuit parameters of the cvl, the cvl system, the lasing resonator and the gas components mixtured in the co2 laser tube
在這個部分中，首先簡述了遺傳演算法，討論了應用遺傳演算法來優化激光器的思想和方法，給出了優化大功率激光器的計算機程序設計；然後，對銅蒸汽激光器lc放電電路、大口徑激光器和激光器系統分別進行了優化；對二氧化碳激光器諧振腔和氣壓參量分別進行了優化，介紹了優化二氧化碳激光器諧振腔的實驗以及實驗所獲得的結果Depends on the analysis of characteristics of excimer laser and the projection objective, a high multiple lens is designed, which is optimized by the professional software zemax, and then used in the accurate micro - machining. the system eliminate the lens aberration perfectly, and meet the requirement of machining at the precision of several microns
分析了目前主要的幾種投影物鏡系統特點，從光學設計理論出發，由專業光學設計軟體zemax優化，設計加工了用於高精度準分子激光微孔加工的倍率為100 : 1的投影成像物鏡。At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength
由於準相位匹配技術有其獨特的優勢，可以利用非線性光學晶體的最大二階極化張量，如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ （ 33 ） ，其有效非線性系數高出普通非線性光學介質（如bbo 、 lbo 、 ktp ）一個數量級，而且可以人為靈活設計調制周期，通過周期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段，選擇無走離效應，解決了常規pm難以解決的問題，拓寬了非線性晶體的應用范圍，極大地提高了頻率轉換效率，已成為非線性光學材料和固體激光器的研究熱點之一。At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production
並在此基礎上查閱了大量文獻和資料，對該種激光器進行了深入的研究，通過對yag棒直徑的合理選取併合理地改進反射鏡面，從而既保證了光束質量又最大限度的增加了吸收長度，有效的提高了泵浦效率；在不影響泵浦的前提下，通過有效縮短yag棒的長度減小輸出損耗；對yag棒的水冷系統進行優化結構設計，使激光器體積減小到國外同類產品體積的一半，而輸出功率已達到國外同類產品的極限值。Optimization of etalon parameters in direct detection doppler wind lidar
雙邊緣技術多普勒測風激光雷達標準具的優化The researching work include three aspects : 1 ) after selecting primary material system, the polymer coating process were optimized. the polymer - coated high - temperature alloy powder has been developed on the basis. 2 ) based on sintering and orthogonal experiments, the influence of the prototyping elements on prototyping properties have been initially studied, and the optimal prototyping parameters of this material has been obtained finally
本文主要研究內容為： （ 1 ）選擇合適的包覆材料體系，對鉬粉的包覆工藝進行了優化實驗，在此基礎上開發了適合於激光燒結成型用覆膜高溫合金粉末材料； （ 2 ）通過激光燒結成型實驗，運用正交實驗方法，系統地研究了燒結工藝參數對成型質量的影響關系，在此基礎上確定了覆膜高溫合金粉末最佳燒結成型工藝參數； （ 3 ）對激光成型件進行了后處理工藝實驗，得到了優化的后處理工藝規程，並製作了合格的后處理樣件。In this paper, the time - resolved spectrum measurement instrument has been improved and optimized based on what we have done, the real experiments for measuring time - resolved spectrum of xe flash - lamp and time - resolved spectrum of matter under pulse laser shocking were made
本文在本科研組已有工作基礎上改進和優化了時間分辨譜測量方法和裝置，對xe閃光燈脈沖時間分辨光譜進行了成功的實測，對脈沖激光沖擊靶材的輻射譜進行了時間分辨測量。Parameter optimization of disk in multisegment nd : glass disk laser amplifiers
組合式片狀激光放大器釹玻璃片參數的優化設計Recently, anodic aluminum oxide ( aao ) membranes with a regular porous structure have been prepared by electrochemical methods and have widely been used to produce various nanostructured materials within highly ordered channels in the aao membrane in which the diameters and lengths of the inserted nanowire can be well controlled. in this dissertation, after reviewing the latest development in research of the novel system of nano - array composite by using template method, reports my research work of fabricating metal / aao nano - array composite and their novel optical properties in the past few years. different metal / aao composites ranging in volume fraction of the metal showed unusual size - dependent optical properties, some important results obtained are as following : 1
接著論文全面總結了作者近幾年以金屬aao納米有序陣列復合結構光學特性為選題的研究工作：進一步優化了制備金屬aao納米有序陣列復合結構的工藝參數，較系統地考察了分別由幾種不同金屬（ co 、 ni 、 ag 、 cu ）植入aao模板后，合成的納米有序陣列復合結構樣品的光反射、透射和吸收等一般光學特性，還專門研究了各系列結構樣品吸收邊的頻移、金屬納米粒子表面等離子激元共振吸收特性，以及特殊的半導體光學特性等。Little grains nisi2with the characteristics of crystal - lattice - match with c - si, can induce p - si under laser radiation. by xrd, it becomes clear that not only higher crystallization degree has been obtained comparing to ela and mic in the same conditions, but also p - si with selective crystal orientation has been achieved under proper conditions with this method
經xrd表徵，此方法比同條件下激光晶化法和金屬誘導法制備的多晶硅具有更高的晶化度，而且利用此方法在適當的條件下還能生長出具有優選晶向的多晶硅。分享友人