薄膜指數 的英文怎麼說
中文拼音 [bómózhǐshǔ]
薄膜指數
英文
film index-
The relationship between crystal face index and film quality in single crystal diamond film
單晶金剛石膜中晶面指數與薄膜品質的關系Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制，以控制沉積過程，減少金剛石膜生長過程中的缺陷，並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程；利用微波對材料的選擇加熱特性，通過構造等效方程，並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中，建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型，為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備，並對基片加熱材料進行了設計和優選，以獲取大面積均勻的溫度場區，甚至獲得大於基片臺尺寸的均勻溫度區；作為研究重點之一，開展了微波等離體化學氣相沉積金剛石的成核與生長研究，系統地研究了在（ 100 ）單晶硅基片上mpcvd沉積金剛石膜的實驗過程中，基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響，分別用raman光譜、 x射線衍射（ xrd ） 、掃描電鏡（ sem ） 、紅外透射光譜（ ir ） 、原子力顯微鏡（ afm ）對薄膜進行了表徵，確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。Life time of mn2 + in nano - zns was measured and was found to be close to that of the bulk materials. therefore the quenching centers quench the exciton but not the mn2 + ion self. 2. the increasing curves are different in film and ethanol colloids because there is diffusion process of quenching centers in colloids
對薄膜樣品的熒光增強曲線的擬合表明，顆粒表面猝滅中心數目隨輻照時間的衰減函數是非e指數形式;同時考慮溶液中猝滅中心通過向顆粒表面的擴散而逐漸耗盡，很好地解釋了溶膠的增強曲線與固體薄膜的增強曲線的不同。It finds that the radicals generated in plasma control the deposition process and the main bonding configurations of films are dependent on the ratio of cf and cf2 radicals in films. the films composed of cf2 and cc bonds can be obtained at microwave power above 560 w. the frequency dependence of dielectric constant ~ ( f 1 x 10 ~ ? x 106 liz ) ii and dielectric loss tan5 ( f = lxi 02 ? 1 x 1 o5hz ) follow a power law respectively and all show decreasing trends as frequency raised
薄膜的介電頻率關系（ f = 1 10 ~ 3 - 1 10 ~ 6hz ）和損耗頻率關系（ f = 1 10 ~ 2 - 1 10 ~ 5hz ）均服從指數規律，隨頻率的增大而減小；對薄膜的電導頻率關系的分析表明，這種指數規律的介電色散關系與由缺陷中心之間簡單隧穿引起的跳躍導電過程有關。As the manufacture technology of high temperature superconductor ( htsc ) film is greatly improved, it is applied more and more widely. then it is becoming urgent to precisely measure the surface resistance of htsc film that is one of the most important parameters of htsc film
高溫超導薄膜制備技術的不斷提高使得薄膜的應用日益廣泛，因而對薄膜各種性能指標的測定也顯得更加重要，這就迫切需要對超導薄膜最主要的微波特性參數微波表面電阻進行精確的測試。It shows that the spray pyrolysis method can effectively produce tio2 thin films with superhydrophilicity and offers an extremely easy way to dope films with other element. the analysis results in this work would be significant for reasonable utilization of spray pyrolysis deposition
討論了噴霧參數和液滴大小的關系以及對所得薄膜質量的影響，從而為本方法的工業化應用和推廣到其它高質量薄膜的制備提供理論指己; j ， 。分享友人