能量聚焦 的英文怎麼說
中文拼音 [néngliángjùjiāo]
能量聚焦
英文
energy focusing- 能 : 能名詞(姓氏) a surname
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 聚 : 動詞(聚集; 聚積) assemble; gather; get together
- 焦 : Ⅰ形容詞1 (物體受熱失去水分 呈現黃黑色並發硬、發脆) burnt; scorched; charred 2 (著急) worried;...
- 能量 : 1 [物理學] energy; amount of energy 2 (能力) capabilities; capacity; 能量不滅 conservation of e...
- 聚焦 : [物理學] (使光或電子束等聚集於一點) focus; focusing; concentrate
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" body gamma knife is mainly used for curing all kinds of body tumors, and the latest generation three - dimensional directional actinotherapy devices. it incorporates many modern high - techs and effectively break through the limit of actinotherapy devices available while precisely focused and three - dimensional directional. it also has adjusted actinotherapy, wide range irradiation and common actinotherapy, and protects the normal organism from damage at best while its dosage precisely destroys tumor organism
「體部伽瑪刀」主要用於治療各種體部腫瘤,是目前世界上最新一代立體定向放療設備,它吸收了眾多現代高新技術成果,有效地突破了現有放射治療設備的局限,兼備精確聚焦立體定位等優點,具有適形調強放療大野照射及普通放療等多種功能,能夠在劑量準確摧毀腫瘤組織的同時,最大程度地保護正常組織免受損傷。If it is focused. so the boiloff and cautery of focus tissue can be used in the therapy. also if it isn t focused, the laser radiating focus tissue can bring about concretion effect
激光治療儀的發散角極小,能量密度高,經聚焦后,可達每平方厘米幾千瓦的功率, co2激光治療儀可用於對病灶組織的汽化,燒灼或切割病灶組織,所以co2激光治療儀也稱謂激光刀。The projector and beam of light represent the elohim creator beings consciousness, the celluloid and focusing device on the projector represent the template and its synchronization function, the screen represents the magnetic receptacle or matrix which will receive the higher image, and the image ( projection ) is the creation itself
投影機和光束表徵了耶洛因創造者的存在意識,投影機上的賽璐珞和聚焦裝置表徵了生命模板和它的同步功能,銀幕表徵了磁場容器或矩陣能量,矩陣能量可以接受到更高級的圖像,而圖像(投射)就是創造物本身。1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high
1切換雙鏡頭:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光頭,分別準備2個焦距不同的鏡片切換,通過轉換不同的聚焦鏡來分別讀取dvd和cd ,它的外形看起來與雙頭的sony相似,因為只能看到二組聚焦鏡,激光頭在內部看不見。他讀取信號質量較高,但由於要轉換聚焦鏡,所以成本屬于中等水平,認盤速度較慢,同樣隱含的機械故障率比較高。Whole - body gamma knife whole - body gamma knife is a pioneer large radiotherapy equipment in the world, which is mainly used for treating pathological changes such as tumors and nidi in the all parts of the body
體部伽瑪刀是一種填補世界空白的大型放療設備,它特有的高劑量高精度高療效低損傷的治療效果,能完美實現精確聚焦適形放療的目的。The novel vertical carrier - free linear cluster system phoebus for the economical deposition of amorphous and microcrystalline silicon light absorbers by pecvd ideally combines the strengths of proven vacuum production platforms to precisely focus on the needs of solar cell producers : process stability, productivity, yield, footprint, costs of ownership
新的立式無載體線團系統」菲波斯」 ( phoebus ) ,以pecvd方法經濟地鍍膜無定形的和微晶硅吸光體,理想地結合各種證明可靠的真空生產平臺的優點來精確的聚焦于滿足太陽能電池生產者的需求:工藝的穩定性,生產效率,合格產量率,佔地面積和擁有運營的總成本In chapter 2, the principles of mdc for twts, refocusing and the influence of the secondary electrons are analyzed. the electron energy entering the collector is analyzed
第二章從分析互作用后電子能量分佈入手,分析多級降壓收集極的工作原理、再聚焦原理和次級電子的影響。Three speediness arithmetic expressions for calculating the focused quantity is introduced to optimize the real - time performance of the system
導出了計算聚焦量的三個快速演算法公式,優化了系統的實時性能。However, the normal tissues around are only affected by a slight radiation so that the damage degree is extremely low. the whole - body gamma system can offer unmatchable advantages including heavy dosage, high precision, dramatic curative effect and low damage
體部伽瑪刀能達到普通放療所不能達到的高劑量高精度高療效低損傷的治療效果,能完美實現精確聚焦適形放療的目的。It is well known that nonlinear self - focusing effect is one of the important factors to limit icf laser energy and worsen beam quality
實踐表明,非線性自聚焦效應是限制icf驅動器激光輸出能量及破壞光束質量的主要因素之一。In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators
本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率的因素,分析了級聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。In the focal plane of z = 0, the smaller the dss of the fhb, the higher the optical potential, and the greater the corresponding optimal detuning 8, which are beneficial to atomic lens because it cannot only be profitable to obtain an atomic lens with a higher resolution, but also helpful to reduce the spontaneous emission and photon scattering effects of atoms in the fhb
在焦平面上,聚焦中空光束的dss越小,光學勢越大,相應的最佳失諧量越大,這對原子透鏡的性能越有利。因為這不僅容易得到高解析度的原子透鏡,而且還可以減少在聚焦中空光束中原子的自發輻射和光子散射效應。In fact, laser beam quality is a main parameter that has key action on laser materials processing from the beginning to the end. in this dissertation, the parameter used to evaluate laser beam quality is proposed. the influence of beam quality on beam propagation and focus are studied in theory and measurements separately
本文以光束質量為主線,研究了光束質量對激光製造技術貫穿始終的重要作用,提出了以描述激光束聚焦特性為核心的光束質量評價參數;理論分析,並實驗驗證了光束質量對光束傳輸和聚焦性能的影響;最後,以激光焊接為實例,研究了光束質量對激光加工過程的影響。Imaging formula and object - image scale formula of laser beam transferred by focus lens are deduced according to the abcd law of matrix optics, and the factors that effect on beam focus properties are analyzed based on these two formulas
根據矩陣光學變換的abcd定律,推導出激光束經過單聚焦鏡變換后的成像公式和物像比例公式,並在此基礎上討論光束質量和聚焦系統特性對光束聚焦性能的影響。Based on analyse of parameters which used to evaluate laser beam quality at present and according to the main properties which influence on laser manufacturing, beam focus characteristics parameter is put forward as the stander parameter to evaluate beam quality, because the foundmental advantage of laser beam applied in industral field is that laser beam can achieve high energy intensity through focusing
論文在總結目前存在的評價激光光束質量參數的基礎上,根據對影響激光製造的主要光束特性參數的分析,以光束空間特性為核心,提出用光束聚焦特徵參數值作為評價激光光束質量的參數。因為激光作為能源能夠在工業領域廣泛應用的根本優勢就在於它可以通過聚焦獲得極高的能量密度,而值恰恰表徵了實際光束的可聚焦能力。Due to its wide bandwidth, krf laser beam is ready to be homogenized by a method called induced spatial incoherence ( isi ) to generate uniform illumination on target, which is critical to eos measurements. a long pulse is also preferred to get a " cold " acceleration of flyer in impact experiments
在激光能量30焦耳、脈沖長度50ns 、焦斑直徑300um 、聚焦功率密度8 . 5 10 ~ ( 11 ) w cm ~ 2的條件下,考察了激光對飛片的加速效果、飛片的平面性與聚焦激光的平面性之間的關系。The aim of defocus detection is to achieve high etching quality by providing the defocus error signal for focus - servo system which can make the etching spot focus accurately
離焦檢測的任務是為聚焦伺服系統提供聚焦誤差信號,使寫入光斑能夠精確聚焦,從而保證刻蝕質量。These crystals are ideal for the creation of lightsabers, as they focus the energy released from a saber ' s power cell into the tight, blade - like beam
這種水晶是製造光劍的理想原材料,它們把從光劍的能量電池中釋放出的能量聚焦成為緊密的、劍刃般的光束。Laser scanning confocal microscope combined with fluorescence probe and fluorescence resonance energy transfer techniques has become a very effective tool of researching the behavior of massive molecules in living cells
摘要激光掃描共聚焦顯微鏡結合熒光探針以及熒光共振能量轉移技術,已成為近年來應用在活細胞中研究大分子行為的一種非常有效的研究工具。分享友人