非化學計量 的英文怎麼說
中文拼音 [fēihuàxuéjìliáng]
非化學計量
英文
nonstoichiometric- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 計量 : calculate; estimate; meterage; metering; batching; measure
-
The near - stoichiometri litao3 has excellent speciality, such as high efficient conversion, tune conveniency, biger size and high damnify value etc. in this dissertation, the theory of quasi - phase - matched ( qpm ) technology and optical parametric oscillation ( opo ) was expatiated and studied first
近化學計量比litao3 ( slt )晶體在做參量振蕩方面具有轉換效率高、調諧方便、尺寸大、損傷閾值高等非常好的特性。本文首先對準相位匹配技術和光學參量震蕩器的理論進行了闡述和分析。The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind
研究結果表明, ( a )熱處理前,隨著基片溫度的增加,薄膜中的低價氧化鈦含量逐漸減少,化學計量比趨于o ti = 2 ;薄膜具有非晶態不緻密的柱狀纖維結構,柱狀纖維的尺寸隨基片溫度的升高而增加;薄膜在可見光范圍內透明,在波長為35onzn時嚴重吸收,利用干涉級次法分析了薄膜的光學常數,結果表明,薄膜的折射率隨基片溫度的升高而增加,根據計算結果得到了tioz薄膜在不同基片溫度下的折射率色散曲線。Surface states and the topmost surface atoms of the batio3 thin films have been analyzed by x - ray photoelectron spectroscopy ( xps ) and angle - resolved x - ray photoelectron spectroscopy ( arxps ). the results show that the as - grown batio3 thin films have an enriched - bao nonstoichiometric surface layer which can be removed by ar + ion sputtering, and the atomic ratio of ba to ti decreases with increasing the depth of ar + ion sputtering
用x射線光電子能譜技術( xps )和角分辨x射線光電子能譜技術( arxps )研究了薄膜的表面化學態以及最頂層原子種類和分佈狀況,結果顯示在熱處理過程中薄膜表面形成一層富含bao的非計量鈦氧化物層,並且鋇-鈦原子濃度比隨著探測深度的增大而逐漸減小。Through the approach of investigative questionnaire and ability examination, considering both teachers " teaching practice in senior high school and students " need in analyzing and resolving problem, taking the method of fixing the quality and quantity, we make a demonstration research. at last, we draw a conclusion that the 19 manifestations of chemistry ability can be reduced to three levels : the basal level, called repeating thinking, includes distinguishing and judging the chemical fact and relations of quantity in chemical reaction, comparing and summarizing the chemistry fundamental knowledge ; innovative thinking level includes illogical thinking and logical thinking. illogical thinking mainly contains intuition, association and space imagination of micro - particle
通過調查問卷、能力測試等途徑,結合教師在中學化學的教學實踐和學生在分析、解決問題的實際需要,採用定性與定量結合的方法,進行實證研究,得出結論:化學學科能力的19種表現形式歸納為3個層次:最基礎的再造性思維能力層次包括對化學事實和化學反應中量的關系的識別和判斷、對化學基礎知識的比較概括;以培養創新能力為核心的創造性思維層次包括化學直覺思維、聯想、對微觀粒子的空間想象為主的非邏輯思維和靈活運用已學的化學知識通過分析、綜合地解決問題為主的邏輯思維;化學實驗能力層次是化學學科能力的最高層次,它以思維能力為基礎,集中體現了化學教學的基本特徵,實驗能力層次包括:選用實驗方法和設計實驗方案,對實驗的評價,研究和處理實驗事實、資料、數據,發現規律,表達實驗及其結果,最終解決問題的能力和發散思維。Its architecture is making up of three nonlinear working modules : chromatographic module, chemometrics module and database module respectively
其架構由色譜處理模塊、化學計量學模塊和數據庫模塊共3個非線性工作模塊組成。Theoretically, on the bases of the physical and chemical characters of nonlinear frequency - conversion crystal ktp, the parameters such as walk - off angel, acceptance angle and effective nonlinear coefficients are calculated, analyzed and discussed, together with elaborate analysis to phase - matching process for type ii ktp opo phase - matching
在晶體的光學性能方面,根據ktp的物理和化學性能,對它的有效非線性系數、走離角和接受角等參數進行了計算、分析和討論。對ii類相位匹配的ktp晶體在參量振蕩過程中的相位匹配進行了詳細的分析和計算。In addition, i have done some following works : to compile usual chemistry english words ( basic concepts and basic theory ), to translate chemical experiment for students of senior one, to translate exercises for students of senior one, to accumulate and compile about twenty parts of bilingual teaching material, to design about ten classes of teaching material, to issue my article in an important magazine of our contoury, to take part in the chemistry bilingual teaching study group of shanghai, etc. through bilingual teaching, the students have made progress in following aspects : ( 1 ) they have enlarged science vocabulary obviously, and feel easy to accept them ; ( 2 ) they have read some science material more fluently, and their ability has risen in inquiring from internet ; ( 3 ) they can express, in english, some usual chemical terminology, chemical principle, substance phenomenon and experiment procedures ; ( 4 ) in both chemistry and english, they have certain confidence to study well, and have made great progress in both subjects comparing with students of no bilingual teaching
在兩年的論文撰寫過程,本人在自編教材進行化學雙語教學實踐和研究的同時,還編寫了化學雙語常用詞匯(基本概念、基本理論部分) 、翻譯了高一化學學生實驗、翻譯了高一上學期學生練習冊習題、收集和編寫了雙語教學內容和閱讀材料20篇左右、雙語教學設計十篇、在國家核心期刊《中小學英語教學與研究》上發表文章: 《高中化學雙語教學的體會》 、在市化學中心組-雙語課題組中,參與編寫了化學雙語教師用書、等等。學生通過雙語教學,主要獲得了以下收獲: ( 1 )科技詞匯量明顯的增加,對科技詞匯的接受己不一再感到困難; ( 2 )能較熟練的閱讀有關科技文章,同時,提高了網_ _上查詢科技資料的能力; ( 3 )對簡單常用的化學術語、化學原理、物質現象和實驗操作過程等,能用英語表達下來; ( 4 )對學好英語和化學都有了一定的信心,在英語和化學兩門學科的學習_ l ,比非雙語學生平均有了明顯提高。Non-stoichiometric defects often occur in transition-metal compounds.
非化學計量的缺陷常常發生在過渡金屬的化合物中。Its oxygen - sensitivity is related to its oxidation and reduction process and non - stoichiometric ratio. in la _ 2nio _ 4 + system with excess oxygen, the conductivity is in proportion to o21 / 6. the effect of doping on a and b site have been studied in this paper
其本身的氧化還原過程和非化學計量是其氧敏性的根源,在氧過剩的la _ 2nio _ 4 +系統中載流子濃度與氧分壓的1 / 6次方成正比。If you have ever worked in a lab you probably know how time consuming these calculations are
應用化學計算器,只需輸入最終濃度(摩爾濃度或百分濃度) 、起始濃度以及需配製的體積,便給出配製用量,非常方便。The precipitation sequence is. - supersaturated solid solution - stoicheometric " phase - growth. with the increase of the composition there is more characteristic of non - classical nucleation and growth, and the order parameter values of critical ordered nucleus decrease. the precipitation sequence is : supersaturated solid solution - nonstoicheometric ordered phase - stoicheometric " phase - growth
隨濃度增加,大部分亞穩區合金沉澱非經典形核長大的特徵增強,有序相臨界晶核序參數分佈曲線降低,且分佈更加平緩,沉澱序列為:過飽和固溶體非化學計量比有序相化學計量比相長大,非化學計量比有序相併非熱力學意義上的亞穩相,研究工作明確了這一點。The precipitation sequence in instable region is as follows : supersaturated solid solution congruent ordering spinodal decomposition stoicheometric phase it is found for the first time that with the increase of compositions, congruent ordering is enhanced, incubation period is shortened, spinodal decomposition is decreased, and volume fraction of ordered phase is increased
失穩區合金沉澱序列為:過飽和固溶體( ? )非化學計量比有序相( ? )化學計量比相等成分有序化也需要孕育期,首次發現隨初始濃度的增加,孕育期縮短,等成分有序化速度加快,而失穩分解的速度相對減慢,有序相體積分數增加。Based on the multidisciplinary design optimization, a multidisciplinary variable coupling design optimization method for non - hierarchic systems was presented, and its basic ideas and working principle were given, to handle the coupling between subsystems, a coupling function was established by the ideal point during system - level coordination, which was used to coordinate independent optimization of the subsystem and finally obtain the global optimal solution
摘要基於多學科設計優化原理,提出了面向非層級復雜系統的多學科變量耦合優化設計方法,闡述了其優化設計的基本思路和工作原理通過設置理想耦合點,構造了耦合函數,使子系統在各自獨立優化設計的同時,在系統級的協調下達到耦合關系的滿足,並使系統得到總體上的優化。The first order nonlinear hyperpolarizabilities in second - harmonic generation process and electro - optical pockels effect are computed. the basis set effects in ab - mitio quantum - chemical computation are mainly studied. the correction to the nonlinear optical properties due to the electronic correlation energy is discussed and the relationship between the first order hyperpolarizabilities and the frequencies of the external electric field is also investigated
計算了二次諧波振蕩過程和電光pockels效應過程的一階非線性超極化率,研究了電子的相關能對pna分子的非線性光學性質的影響以及pna分子的一階非線性超極化率與外加光電場頻率之間的色散關系,並著重討論了量子化學從頭計算中基矢組的選取對計算結果的影響。Gas pressure thermometers are highly accurate and correspond to accuracy class 1 according to en 13190 ; in our robust high quality steel version they are optimally suited above all for the primary and chemical industries, plant construction and transportation
氣壓溫度計的精度非常高,可以達到en 13190中的class 1 。在我們的魯棒性高質量鋼版本中,氣壓溫度計非常理想地適用於第一產業和化學工業,平臺建設和運輸。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。Studies of non - stoichiometric complexs li3 - xmxn for lithium ion battery anode materials
非化學計量氮化鋰基鋰離子電池陽極材料研究Influences of nonstoichiometric ratio on the gas - sensing properties of sno2 - x thin films
薄膜非化學計量比對氣敏性能的影響When the molar ratio of titanate, water and ethanol is 1 : 2. 5 : 25, ph value is controlled about 4. 0, calculation temperature as 600, and calcinations time is two hours, the ultrafine product is prepared. the temperature of polymorphic transition between anatase and rutile of dy - doped tio2 is higher than the temperature of transition of pure tio2. the rare earth improves the hot stability of the power
研究發現,當鈦酸丁脂、水、和乙醇的物質的量的比為1 : 2 . 5 : 25時, ph值控制在4 . 0左右,煅燒溫度為600 ,保溫2小時后獲得粒徑非常細小的不同化學計量比組成的氧化鈦和氧化鏑的復合氧化物。However, the electrochemical properties of linio2 have been greatly affected by the generation of stiochiometric deviation and cation mixing during preparation, and this has become technical problems unsolved world - widely yet. for a solution to these problems, extensive studies have been carried out on the preparation conditions of co - doped compounds of lini1. xcoxo2 in the paper
但由於在該材料的合成過程中, ni ~ ( 2 + )較難以氧化為ni ~ ( 3 + ) ,合成條件極為苛刻,易產生陽離子混排,形成非化學計量比產物,從而嚴重影響材料的電化學性能,是目前國際上尚未解決的技術難題。分享友人