The main work includes four contents as follow : 1 ) the electrodes annealed in various temperatures were studied . with x - ray diffraction spectroscopy ( xrd ) and sims , the interfacial reaction is analyzed and a new two - step annealing method is suggested 研究了al單層電極及ti al雙層電極與藍寶石基gan在不同退火條件下的歐姆接觸情況,并用x射線衍射譜( xrd ) ,二次離子質譜( sims )對界面固相反應進行了分析。
Abstract : the cold - pressing ceramic processing technique was used to prepare ce - doped barium titanate ceramics . the solid solubility of ce ions in batio3 lattice and the effect of the ce doping on the structure of batio3 dielectric ceramics were investigated by x - ray diffraction spectroscopy 文摘:采用冷壓陶瓷處理技術制備了鈰參雜的鈦酸鋇陶瓷.應用x光衍射譜來調查鈰在鈦酸鋇晶格中的固溶性以及鈰的參雜對鈦酸鋇介電陶瓷結構的影響
Firstly , the tio2 thin films are deposited by dc reactive magnetron sputtering apparatus , and characterlized by n & k analyzer1200 , x - ray diffraction spectroscopy ( xrd ) , scanning electronic microscopy ( sem ) , alpha - step500 . and it was analyzed that the effect on performance and structure of films with the change of argon flow , total gas pressure , the substrate - to - target distance and temperature 第一、應用穩定的直流磁控濺射設備制備tio2減反射薄膜并通過n & kanalyzer1200薄膜光學分析儀、 x射線衍射分析( xrd ) 、掃描電子顯微鏡( sem ) 、 alpha - step500型臺階儀等儀器對薄膜進行表征,分析氧分壓、總氣壓、工作溫度、靶基距等制備工藝參數對薄膜性能結構的影響。
In the present dissertation , nanocomposite thin films and extended molecular devices were prepared via the electrostatic self - assembly monolayer technique . the structures and the properties of the thin films were studied by uv - vis spectroscopy , x - ray diffraction spectroscopy , x - ray photoelectron spectroscopy , laser raman spectroscopy , atomic force microscopy , fiber optic experimental setups and so on . a novel fiber optic humidity sensor based on the self - assembled polyelectrolyte multilayer thin films was presented , and other thin film devices were also described 在對納米復合薄膜研究的重要性及自組裝薄膜技術的發展動態進行綜合分析的基礎上,開展了利用靜電吸附自組裝技術制備納米復合薄膜及廣義的分子器件的研究,采用紫外-可見光光譜儀、 x射線衍射儀、 x射線光電子能譜儀、激光拉曼光譜儀、原子力顯微鏡、光纖光學系統等研究了復合薄膜的結構與性能,研制了一種光纖濕度傳感器和其他薄膜器件。