重力微透鏡 的英文怎麼說

中文拼音 [zhòngwéitòujìng]
重力微透鏡 英文
gravitational microlensing
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ名詞1 (鏡子) looking glass; mirror 2 (幫助視力或做光學實驗的器具) lens; glass 3 (姓氏) a s...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  • 透鏡 : [物理學] lens; optical lens
  1. Moa microlensing observations in astrophysics

    天文物理重力微透鏡觀測
  2. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了:行星、行星形成;恆星、太陽、正常的恆星、恆星形成;恆星演化、超新星、緻密天體(白矮星、中子星及黑洞) 、波霎、雙x -射線源;星團、球狀及疏散星團;星際介質、氣體、塵埃、磁場、宇宙射線;距離階梯;星系、正常及活躍星系、噴流;;大尺度結構;牛頓宇宙學、宇宙的動膨脹及溫度發展歷史;宇宙背景波輻射;大霹靂核合成。
  3. In order to make clear the effects of fe3o4 on composite film structure, the thickness, porosity, average and maximum pore size, pore size distribution of different films are measured. surface morphology is studied by scan electronics microscope ( sem ). the characterizing results of film micro - morphology showed that pore structure of fe3o4 / pvdf composite film were better than those of pvdf host film

    為進一步分析fe3o4的原位生成對復合膜結構的影響,測定了pvdf基膜和復合膜的膜厚;採用干濕膜法測試了膜樣品的孔隙率;採用泡點壓法流體滲法相結合,對比測試了膜樣品的最大孔徑、孔徑分佈及平均孔徑;通過掃描電子顯( sem )照片分析,對比研究了pvdf基體膜和fe3o4 / pvdf復合膜的表面形貌。
  4. 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波等離體化學氣相沉積過程;利用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;作為研究點之一,開展了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( sem ) 、紅外射光譜( ir ) 、原子( 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。
  5. ( 1 ) an optical technique is presented to quantify the creep crazing damage in stressed transparent glassy polymeric sheet of pmma. craze area density in this article is defined by ratio of crazing area and the overall area of the region selected. the specimens were loaded for a defined period of time under creep condition with room temperature, by optical microscope the evolvement of craze density varying with stress and time is obtained

    Pmma ( polymethylmethacrylate )是一類要的高聚物材料,在應用上屬于用量大、使用范圍廣的一類通用材料,本文選用pmma為主要研究對象,主要研究成果如下: ( 1 )用顯明玻璃態材料pmma蠕變條件下的銀紋損傷引發和演化進行了實驗觀測,將銀紋所佔面積和所取圖象視場總面積的比值定義為銀紋密度,得到了銀紋密度隨時間和應變化的演化方程。
  6. Supported financially by the national natural science foundation of china, employing the testing techniques such as optical metallography analysis, scanning electron microscope ( sem ), electron microprobe scanning microscope ( emsm ), transmission electron microscope ( tem ), x - ray diffraction ( xrd ) and mechanical performance measurements ( including micro - yield strength mys ) etc., this research has worked comprehensively and deeply on a very important issue ? the micro - yielding behavior and mechanism of beryllium material for inertial guidance instruments and optical mirrors ? which has been paid more attention to by designers since the 8th even the 7th five - year plan

    在國家自然科學基金資助下,本研究採用光學金相顯,掃描電( sem ) 、電子探針( emsm ) 、射電( tem ) 、 x射線衍射( xrd ) 、學性能(包括屈服強度_ ( mys ) )等測試技術,較詳盡和深入地研究了「七五」 、 「八五」計劃期間用戶一直希望解決的慣性導航和光學體鈹材一個十分要的問題:屈服行為及機理。
  7. The modified asphalt may be looked upon materials for highway road. the sea and island structure which the island lied in the sea and the sea lied in the island of the modified asphalt was characterized by sem. the modified asphalt was characterized by element analysis, tem, afm, gpc, tg and ft - ir

    通過掃描電子顯( sem )分析表明改性后瀝青呈島中有海、海中有島的海島結構;另外,還採用了元素分析、射電子顯( tem ) 、原子( afm ) 、凝膠色譜( gpc ) 、熱分析( tg ) 、紅外光譜分析( ft - ir )等分析方法對改性瀝青進行了表徵,探討了可能的改性機理。
  8. This is the so called " gravitational microlensing " effect

    這就是所謂效應了。
  9. The branches of nano - technology include nano - physics, nano - chemistry, nano - electronics, nano - material science, nano - biology, nano - mechanics and narto - measurements, etc. with the development of nano - technology, scanning probe microscopy ( spm ), especially atomic force microscopy ( afm ), has been the most widely demanded and applied tools for researchers to pursue more ambitious goals, and has actually become the indispensable instruments for nano - scientists and engineers

    納米技術正在不斷滲到現代科學技術的各個領域,形成了許許多多與納米技術相關的新興學科,如納米物理學、納米化學、納米電子學、納米材料學、納米生物學、納米機械學與納米量測學等。掃描隧道顯( stm )與原子( afm )等是納米技術發展的要基礎,也是納米科技工作者必不可少的研究工具,其中又以afm需求更大,應用領域更為廣泛。
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