退火密度 的英文怎麼說
中文拼音 [tuìhuǒmìdù]
退火密度
英文
annealed density-
Study on optimal current density to annealing fe - based amorphous wire by pulse current
鐵基納米非晶絲脈沖電流退火的最佳電流密度研究In this paper, the flow pattern defects ( fpds ) were revealed by secco etchant and their shape, distribution on wafer and tip structure were studied in details by optical microscope and atomic force microscope ( afm ). the relationship between etching time and the tip structure of fpds was also discussed. furthermore, by studying the effect of rapid thermal annealing ( rta ) on the density of fpds in ar, the annihilation mechanism of fpds was discussed in this paper
本文將cz硅單晶片在secco腐蝕液中擇優腐蝕后,用光學顯微鏡和原子力顯微鏡對流動圖形缺陷( flowpatterndefects , fpds )在矽片中的形態、分佈及其端部的微觀結構進行了仔細地觀察和研究,並討論了腐蝕時間對fpds缺陷端部結構的影響;本文還通過研究ar氣氛下快速退火( rapidthermalannealing , rta )對fpds缺陷密度的影響,初步探討了fpds的消除機理。Compared to other commonly referenced high - k materials, hfo2 is known for its stability on silicon and process compatibility. the fabrication and electrical properties of hfo2 and hfoxny gate are carefully studied. with the study on hfo2. we can receive a few significative conclusion : 1
結果表明,與傳統的hf清洗的si表面相比, nh _ 4f清洗的si表面與hfo _ 2具有更好的熱力學穩定性,因而可獲得更低的eot和柵泄漏電流密度; 3 )研究了濺射氣氛和退火工藝對hfo _ 2柵介質薄膜性質的影響。Then, the effect of heavily doped boron on ig of czochralski silicon was also investigated. it is found that no dz ( denuded zones ) were observed in the hb samples subjected to high one - step temperature, ramping annealing respectively. for conventional high - low - high three - step ig annealing, the dz becomes narrower and bmd density is higher in hb samples than that in lb samples, as a result of hb enhancing oxygen precipitation
結果顯示,單步高溫熱處理時重摻硼樣品不能形成潔凈區;降溫退火中,降溫速度較為緩慢( 3 / min )時能生成一定量的氧沉澱,但沒有潔凈區形成;普通高?低?高三步熱處理過程中,形成明顯的潔凈區,但相對輕摻樣品而言,潔凈區較窄,氧沉澱密度明顯偏高,說明重摻硼樣品吸雜能力強。The experimental results showed that high density of oxygen precipitation and induced - defects were formed after annealing of wafers at moderate and high temperatures
重摻砷硅單晶在中高溫退火時形成密度較高的氧沉澱及誘生缺陷。This shift became distinct after annealing at 1100, which showed a decrease of the density and was considered that the interstitial impurity had diffused from sio2
根據現有數據認為退火過后氧化層的密度變小,可能是氧化層內部間隙式雜質擴散出來的結果。The one deposited at 300 substrate temperature owns denser crystallites. during the annealing process, with the increasing of annealing temperature, the crystallites become bigger, and crystalline phase begins to transfer. when the annealing temperature gets to 800, tio2 transfers to rutile structure completely
( 2 )常溫下制備的tio _ 2薄膜是無定型的, 300濺射薄膜表面有緻密的晶粒,熱處理溫度升高,晶粒變大,晶相開始轉化, 800退火tio _ 2完全轉化為金紅石結構。Determined by dsc. whereafter, the surface micro - morphology of both sides of tini sma thin film deposited on glass was investigated by atomic force microscope ( afm ), and the difference of morphology between the two sides is observed. it has been shown that, in the growing surface of sputtered tini film, the trend of grain to accumulating along the normal direction like a column is clearly observed, and the grain is very loose which resulted in more microcavities, but in the surface facing to glass substrate, grain is so compact that there are hardly microcavities
通過濺射法,在玻璃襯底上淀積了tini薄膜,並在600進行了真空退火, dsc法測得其馬氏體逆相變峰值溫度為75 ,利用原子力顯微鏡,對玻璃基tini形狀記憶合金薄膜的襯底面與生長面進行了表面微觀形貌分析,發現:生長面晶粒呈現出沿薄膜法線方向柱狀堆積的趨勢,晶粒緻密性差,微孔洞多;而襯底面晶粒緻密,幾乎沒有微孔洞存在。The effect of deposited condition, include substrate temperatures, different substrates and annealing on the structural properties of zno films has been studied in considerable detail. it is found that the optimal conditions to deposit zno are below : the substrate temperature of 450c, the substrate of sapphire. the sample on this condition is 0. 3491
通過分析襯底溫度、不同襯底和退火對樣品結構的影響,得到了樣品的最佳制備條件:襯底溫度450 、藍寶石襯底,此條件下制備的樣品具有高度( 002 )取向性, ( 002 )衍射峰半高寬僅僅0 . 3491 ,原子力顯微鏡( afm )分析表明zno薄膜具有密集堆積的均勻柱狀晶粒。The non - linear inversion methods are developed to overcome the difficulties met when the linear inversion methods are used in the geophysical inversion problems. this paper presents the simulated annealing is hopeful for the inversion problem of resistivity map reconstruction. due to the slow speed caused by the global searching, so for, the method is limited in the processing the 1 - d model
為了克服像傳統線性反演方法中解易陷入局部極小的不足,本文採用了模擬退火這種非線性方法實現了高密度電法一維反演,初步取得到較好反演結果,但由於它隨機搜索全局解空間,計算量非常大,因此目前主要應用於一維地電結構的反演。On the surface of annealed 45 steel, as the pearlite in it contains cementite phase and has high crystal boundary density, the nucleation and growth of deposits prefer to occur at the pearlite at the beginning during depositioa the coating exists in form of nano - polycrystal layers composed by gathering of nano - sized crystals
在退火態45鋼表面,由於珠光體組織中含有滲碳體相且具有比較高的晶界密度,因而在沉積初期鍍層優先在此處形核和生長;鍍層在基體表面是以納米尺度的晶粒聚集在一起形成的聚晶體形式存在的。In this work, the influences of fabrication process on microstructure, dielectric properties, ferroelectric properties and pyroelectric properties of plt films have been studied. plt films were prepared on the pt ( 111 ) / ti / sio2 / si ( 100 ) substrates by radio frequency magnetron sputtering method and then annealed by rapid thermal annealing process ( rta ) or conventional furnace annealing process ( cfa ). with the help of atom force microscopy ( afm ), x - ray diffraction ( xrd ) and some other apparatus, it was found that : lower substrate temperature ( ts ) was helpful for plt films to form better surface morphologies. with the increase of substrate temperature, the dielectric constant of plt films increased
Afm 、 xrd以及性能測試結果表明:較低的基片溫度有利於形成表面均勻緻密的薄膜,且薄膜的表面粗糙度均方根較小;隨著基片溫度的升高,經過快速退火的plt薄膜的介電常數逐漸增大;相比于傳統退火,快速退火縮短了退火時間,提高了薄膜的介電和鐵電性能;快速退火隨著保溫時間的延長,大部分鈣鈦礦結構的特徵峰的峰強增大,半高寬減小,峰形越來越尖銳,但當保溫時間為80s的時候, ( 100 )和( 110 )峰的強度有所下降,因此保溫時間在60s較為適宜。Prepared technical parameters were optimized by l9 ( 34 ) experiment analysis. a unique method for cleaning and drying of substrate - cleaning used by scour, drying used by infrared light was fished out by large numbers of experiment. chemical mechnism of zno thin film prepared by sol - gel technique was discussed by dta for the first time. by the measurements of sem, xrd and uvs, the thin film was analysed. the result proved that the thin film with strongly preferred orientation of c - axis perpendicular to the substrate surface which surface was homogenous, dense and crackfree was the crystalline phase of hexagonal wurtzite. the thin film was composed of plentiful asteroidal crystal which crystal dimension approximately 10 30nm. the average transmittance of thin film in visible region was above 90 %. the results of measurements else also proved that the thickness of single dip - coating was 75 240nm, this films resistivity was found to be 3. 105 102 3. 96 105 ? cm. the thickness and resistivity of thin film influenced by dope - content, withdrawal speed, pre - heat - treatment, anealing were reseached respectively
利用xrd 、 sem以及uvs光譜儀等分析方法對薄膜進行了研究,結果顯示,所制備的薄膜為六方纖鋅礦型結構,具有高c軸擇優取向性;表面均勻、緻密,薄膜材料由許多星狀晶粒組成,晶粒尺寸大約為10 - 30nm左右;薄膜可見光透過率平均可達90 % ;對薄膜厚度以及電學性能進行了測定后發現:單次鍍膜厚度約為75 - 240nm , al ~ ( 3 + )離子摻雜型氧化鋅薄膜的電阻率在3 . 015 102 - 3 . 96 103 ? cm范圍內;分別研究了摻雜濃度、提拉速度、預燒溫度、退火溫度等工藝參數對薄膜厚度和電阻率的影響。We consider that the complexes of bmon ( m, n > 1 ) or the point defects induced by heavily boron doping may be involved in the nucleation of oxygen precipitates at high temperature range of crystal cooling. therefore it is reasonably deduced that the density of voids in hb cz silicon increases and the size of voids decreases due to the reduction of vacancy concentration as a result of heavy boron - doping enhanced oxygen precipitation prior to the void formation
在實驗事實的基礎上,我們認為在重摻硼硅單晶生長過程中, bmon ( m , n 1 )復合體或摻b引起的點缺陷能在晶體冷卻過程中的較高溫度階段形成,且在隨后的退火過程中能穩定存在,作為氧沉澱形核的核心,從而促進了氧沉澱,減小了大直徑硅單晶中void缺陷的尺寸,增加其密度。High anneal temperature and long anneal time do good on increasing the size and density of silicon nano - crystals
退火后薄膜中的晶粒尺寸和密度都有所提高,退火溫度升高或退火時間延長都有助於結晶狀態的改善。Both the size and density of oxygen precipitation increase with the annealing time, and the size of oxygen precipitation decrease with the increase of the annealing temperature
隨著退火時間的延長氧沉澱尺寸增大,密度略有增加;隨著退火溫度的升高,氧沉澱尺寸相對減小。Abstract : according to time - sharing price counting policy of electricpower, the relationships of current density and current efficiency at different ratios of sulfuric acid and zinc are obtained through analyzing process data of electrolytic zinc process ( ezp ), and an optimization model of time - sharing power supply dispatching system ( tpsds ) of ezp is established. an single - loop simulated anneling algorithm with mutation and variable searching spaces is proposed and applied to the tpsds to obtain optimal time - sharing power supply scheme. industrial practical results show that the optimal dispatching system can greatly decrease the power consumption of ezp and increase the time - sharing profits
文摘:依據電力部門的分時計價政策,根據由生產過程數據所建立的不同酸鋅比下電流密度與電流效率間關系,建立鋅電解過程分時供電優化模型.同時,提出一種帶變異操作和變搜索空間的單循環模擬退火演算法,並將該演算法應用於分時供電優化調度,獲得最優的分時供電方案.工廠運行結果表明:整個優化調度系統能顯著降低鋅電解過程的電耗並增加分時效益分享友人