硅石沉積 的英文怎麼說

中文拼音 [guīdànchén]
硅石沉積 英文
deposition of silica
  • : 名詞[化學] silicon (14號元素符號 si)
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  • : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 沉積 : [地] deposit; sedimentation; deposition; precipitation
  1. The fluids upwelled to seafloor along fault thus ore - forming metals accumulated. 2. this paper indicated the definition the hydrothermal sedimentary rocks. the definition is a group of especial sedimentary rocks forming at the temperature ranging from 70 ? to 350 ? ( or more high ) through sedimentation and synsedimentary metasomatism in the seafloor

    區內的熱水巖主要有質巖、鈉鉀長巖、重晶巖、透閃巖、碳酸鹽巖、綠泥巖和鐵白雲斑點千枚巖,它們往往與熱水礦體緊密伴生。
  2. The immediate host siliceous rocks of typical deposits ( jinya, gaolong ) are of hydrothermal sedimentary origin. gold ore bodies are layer - like and generally concordant with their host rocks. abundant relict synsedimentary fabrics are preserved in the ores

    典型礦床(金牙、高龍)中的含礦質巖屬熱水巖,礦體形態主要為與地層整合的層狀和似層狀,礦具有大量同生的標型組構。
  3. The diamond film is grown using a hot filament chemical vapor deposition, basing on the diamond micro - grits on silicon substrates

    實驗中外延金剛薄膜採用熱絲cvd法生長,生長於事先電泳襯底的金剛微粒上。
  4. Standard test method for silica, precipitated, hydrated - ctab cetyltrimethylammonium bromide surface area

    澱的水合的標準試驗方法. ctab表面
  5. Qimanyuter ophiolite melange crops out 1 - 3 km in width and extends ew - nee about 50 km, parallels to the kunlun mountains. qimanyuter ophiolite melange is composed mainly of serpentinite ( metapyrolite ), peridotite, bedded gabbro, grbbro, diabase sheet and pillow - like and massif basalt as well. associated sedimentary rocks with this ophiolite melange include silicalite, dark gray silicalite and thin - bedded limestone

    該混雜巖帶所包含的主要巖性單位包括:蛇紋巖(變輝橄巖) 、橄欖輝巖、層狀輝長巖、輝長巖、輝綠巖席、枕狀、塊狀、杏仁狀玄武巖,與之共生的巖為紫紅色質巖、深灰色質巖、薄層灰巖等。
  6. 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

    該系統可通過參數的精確控制,以控制過程,減少金剛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金剛的成核與生長研究,系統地研究了在( 100 )單晶基片上mpcvd金剛膜的實驗過程中,基片預處理、甲烷濃度、氣壓、基體溫度等不同實驗工藝參數對金剛薄膜質量的影響,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金剛膜的最佳的實驗工藝參數。
  7. In this paper , first, the author drew some important conclusions by analyzing several technical factors and experimental conditions which would have great influence on the quality of diamond thin films during mpcvd process , including gas proportion , the power of microwave , the plasma ' s location, the nucleation technique, etc. finally , the author has successfully deposited nanocrystalline diamond thin films with 300nm crystal particles on the slick surface of silicon by using ch4 / h2 gases in the mpcvd system , and the nanocrystalline diamond thin films was proved to have good field emission performance. all these researches will make the foundation for the field emission cathode of diamond films

    本論文中,作者分析了mpcvd方法中氣源成分比、微波功率、等離子體球的位置、成核技術等各種工藝條件對金剛薄膜質量的影響,並總結得到了一些有意義的結論;同時,在自行研製的mpcvd系統上,於4 - 7kpa 、 1000左右的熱力學條件下,採用ch4 / h2氣源氣氛在光滑的襯底上制備出了晶粒尺寸在300納米以下的納米晶金剛薄膜,測試得到了較好的薄膜場致電子發射性能,為金剛薄膜場致發射冷陰極的研究工作打下了實驗基礎。
  8. Calculated mineral composition by chemical composition combined with x - ray powder diffraction analyses showed that the former generally consisted mainly of poorly - crystallized kaolinite and small amounts of illite and quartz, and the later contained well - crystallized predominent kaolinite ( over 95 % )

    含煤建造型高嶺土一般屬鋁高低型,鉀含量低,鈦含量明顯偏高,礦物組成簡單,高嶺含量95 % ,結晶度較好。
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