超晶體材料 的英文怎麼說
中文拼音 [chāojīngtǐcáiliào]
超晶體材料
英文
super crystal lattice material- 超 : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
- 晶 : Ⅰ形容詞(光亮) brilliant; glittering Ⅱ名詞1. (水晶) quartz; (rock) crystal 2. (晶體) any crystalline substance
- 體 : 體構詞成分。
- 材 : 名詞1 (木料) timber 2 (泛指可以直接製成成品的東西; 材料) material 3 (供寫作或參考的資料) ma...
- 料 : 名詞1 (材料; 原料) material; stuff 2 (喂牲口用的穀物) feed; fodder 3 (料器) glassware 4 (...
- 晶體 : [晶體學] crystal; vitrella; crystal body; crystalloid; x-tal
- 材料 : 1. (原料) material 2. (資料) data; material 3. (適于做某種事的人才) makings; stuff
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They are all lower than iron - series alloy, their coercive force is zero, they exhibited superparamagnetization at room temperature and good soft magnetic materials
本文合成的非晶態鐵系合金均為軟磁材料,都呈現超順磁性,可以用於吸波材料、磁性液體等。Fe - ni alloy fiber were first prepared in a mixed solution of ferrous and nickelous salts, using kbh4 as a reducing agent. conditions, such as quantity of naoh, concentration of salts, and species of surfactants, of preparation of fe - ni alloy were studied. the result show that fe - ni alloy were soft magnetic materials and they exhibited superparamagnetization at room temperature that have been widely used in industry
本文用液相還原法首次制備出纖維狀的fe - ni合金、球形的fe - co 、 co - ni合金、 fe - co - ni合金粉體材料,並對其性能進行了分析和測試,結果表明:這些合金粒徑小,比飽和磁化強度較大,矯頑力為零,呈現超順磁性,是非晶態的軟磁材料。Crystallite with tailor - made materials combined with chaoweifen using two fabrics produced by processes, gives the schedule of the five weifen veins in the body crystalline translucent green mosaic, the bricks glow with a sports star cloud shadow magic effectiveness, quality products with a solemn, steel, wear - resisting, high - luster degrees, pollution resistant characteristics
用特製的微晶材料與超微粉相結合,採用二次布料工藝製作而成,靈動奇幻的微粉紋理,在晶狀半透明體的掩映鑲嵌下,令磚體煥發出一種星光雲影的神奇功效,產品具有美觀莊重、鋼化耐磨、光澤度高、抗污力強等特點。The inperfect crystal structure and its analysis for materials, is an elective course for the master graduate student, which include the crystallology principle, development of crystal diffraction, crystal determination and computer simulation of new phase, analysis of solid solution and superstructure, correction of crystal structure and bondvalent theory, analysis of inperfect crystal structure, analysis of amorphous structure and so on
材料不完整晶體結構及其分析方法,為材料科學及工程等專業碩士研究生的選修課,內容包括晶體學基礎、晶體衍射技術最新進展、新相晶體結構測定與數值模擬、固溶體與超結構分析、晶體結構修正與價鍵理論、不完整晶體結構分析、非晶結構分析等。Henan zhecheng jingxin diamond abrasive co., ltd. supply mbd metal bond diamond grade synthetic diamond powder is the higher grade synthetic diamond, this grade diamond powder feasures better diamond crystalline shape and stronger mechanical retention, it used for better quality synthetic diamond grinding tools, mbd synthetic diamond also can meets the customer ' s demand on precision tooling and electroplated diamond applications. size : : 30 / 40, 40 / 50, 50 / 60, 60 / 70, 70 / 80, 80 / 100, 100 / 120, 120 / 140, 140 / 170, 170 / 200, 200 / 230, 230 / 270, 270 / 325, 325 / 400, 400 / 500
河南柘城晶鑫超硬磨料製品有限公司供應晶體形狀為規則、完整的六-八面體,純凈度高,有很高的強度、韌性和很好的熱穩定性,抗沖擊能力強適用於製造鋸切硬質石材的工具,如:繩鋸、帶鋸、組鋸、大鋸片等,也適用於各種混凝土、地質鉆、工程鉆以及各種金剛石修整工具。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。The results show that enamel fish scales have been effectively restrained by this mill addition
實驗結果表明,在搪瓷釉中磨加超細鎳酸鋰晶體有效地抑制了搪瓷材料魚鱗爆缺陷的產生。Ladle castable is made from high qualified crog, corundum, magnesia and so on, which are mixed by binder. its thermal shock resistance, erosion resistance and volume steadiness are good. it ' s suited to the middle and small ladle and can be used for a long time
鋼包澆注料是用優質礬土熟料、剛玉、鎂砂、鎂鋁尖晶石和超微粉等材料,用不同結合劑和外加劑配製的,其特點是抗侵蝕性強、抗熱震性好,體積穩定性好,適用於中、小型鋼包使用,壽命長。Recently, as an advanced and eco - friendly method of powder preparation, freeze - drying has been developing quickly. the ultrafine ni powder with the average size of 50nm was prepared by freeze - drying form the niso4 and naoh and was studied by means of xrd, ir, fesem, tem, and dsc. the catalysis of nickel powders to nh4clo4 and how the precursor forms and the processes of the amorphous precursor to the final nickel powders are discussed
本論文以分析純niso4 、 naoh為原料,採用冷凍乾燥技術成功的制備了50nm左右的球狀超細鎳粉,通過xrd 、 ir 、 fesem 、 tem 、 dsc等材料現代分析手段對產物進行了分析和表徵,研究了超細鎳粉對高氯酸銨熱分解的催化活性、前驅體的形成以及非晶態金屬鹽到晶態超細鎳粉的轉變過程。Being fine, homogeneous and free of melting, the powder prepared by mechanical alloying has applied to develop scattering strengthen - material, magnetic material, high - temperature material, superconductivity material, amorphous, and non - equilibrium material, compound material etc. as a high - tech technology to prepare alloying powder, ma has become a more and more important method for preparing new materials
機械合金化法制備的粉末晶粒細小、成分均勻,且能避免熔化過程,已用於開發研製彌散強化材料、磁性材料、高溫材料、超導材料、非晶、準晶、納米晶等各種狀態的非平衡材料、復合材料、輕金屬高比強材料、儲氫材料、過飽和固溶體等。作為制備合金粉末的非平衡高新技術,越來越成為一種制備新材料的重要方法。Photonic crystal, negative refractive index materials, superluminal and subluminal phenomena, partially coherent light, laser physics, and interaction between light and matter
光子晶體,負折射率材料,超快、超慢現象,部分相干光學,激光物理,光與物質的相互作用等。The results of pure cu show ecap can produce bulk material of submicrometer level indeed. as the number of passes increases, the initial structure of pure cu has been refined largely. after six passes, i. e. the equivalent true strain of 4 ~ 5, the grain size gradually becomes stable and uniform
對純銅室溫ecap晶粒超細化行為及組織穩定性的研究表明: ecap技術的確能制備出亞微米級的塊體材料,隨著ecap道次的增加,純銅的組織被大大細化, ecap六道次(即等效真應變4 5 )后,晶粒尺寸趨于穩定,硬度基本飽和。The analysis result indicates that, kdp crystal mechanics characteristics, such as young ’ s modules, shear modules, rigidity and so on, have intense anisotropy, which is the reason of the scallop distribution of light and shade appearing on
結果表明, kdp晶體材料的力學特性如彈性模量、剪切模量、硬度等具有強烈的各向異性特徵,這種各向異性特徵是單晶脆性材料超精密切削后產生明暗相間扇形分佈的根源,是影響加工表面質量的重要因素。Especially, mesfet devices fabricated on lec si - gaas substrate have been adopted into very large - scale integration ( vlsi ) and monolithic microwave integrated circuit ( mmic ) extensively. therefore, it is necessary to study the influence of defects in substrate material of lec si - gaas on performance of mesfet to meet the need of design and fabrication of gaas ic
以液封直拉半絕緣gaas為襯底的金屬半導體場效應晶體管( mesfet )器件是超大規模集成電路和單片微波集成電路廣泛採用的器件結構,因此研究lec法生長si - gaas ( lecsi - gaas )襯底材料特性對mesfet器件性能的影響,對gaas集成電路和相關器件的設計及製造是非常必要的。Pmf is a kind of mewly superlight heat - resisting insulation material, which is made of mullite maicrocrustal. having the properties of both crystal and fiber as well as excellent heat - resistig stability. its operating temperature is up to 1500 c and melting point is 1840 c, but its thermal is only one - sixth energy and increasingproductions
Pmf (多晶莫來石纖維)是國際上最新的超輕質耐高溫絕熱材料,它由莫來石微晶體構成,它集晶體材料和纖維材料特性於一體,有極好的熱穩定性,使用溫度1500 ,熔點1840 ,導熱率是傳統耐火磚的1 / 6 ,容重只有其1 / 25 ,是高溫爐窯節能增產理想材料。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現,氮化硅薄膜經熱處理后厚度降低,折射率升高,但溫度達到1000oc時折射率急劇降低;沉積氨化硅薄膜后400oc退火可以促進氫擴散,提高鈍化效果;超過400oc后氫開始逸失,晶體硅材料中的少子壽命急劇下降; rtp (快速熱處理)處理所導致氫的逸失比常規退火處理顯著。According to the phenomenon of friction interface transferring, two techniques of processing ultra - fine grain material were advanced to develop new method of preparing large bulk of ultra - fine grain material efficiently and economically. the first is the friction interface thermo - induced transfer method ( fitt ) for column part, and the second is the cooling friction stir processing ( cfsp ) for flat part
為探索一種高效率、低成本制備大塊超細晶結構材料的新方法,本文按照摩擦壓扭強變形區連續轉移的總體思路,提出了兩種具體的制備工藝: ( 1 )適用於棒材的摩擦面熱誘導轉移法, ( 2 )適用於板材的強冷攪拌摩擦工藝。Magnetorheological finishing ( mrf ) is a newly developed optical machining method, which can achieve fine - finished optical apparatus efficiently. combining with electro - magnetics, hydrodynamics and chemistry, mrf has been applied in optical machining. plane surface, sphere and asphere made of different optical materials can be machined
它將電磁學、流變學、化學綜合作用於光學加工中,可以實現對光學器件的高效精密拋光,是獲得超光滑光學表面的理想工藝之一,目前已經被應用於對平面、球面、非球面的超精密加工,可加工材料范圍涵蓋了光學玻璃、微晶玻璃、光學晶體等多數光學材料。It plays a significant role in the studies of the in - plane optical anisotropy of the lower dimensional structures of semiconductor materials their quantum - well superlattices, or the semiconductor surface restructuring, or the real time monitoring in the semiconductor epitaxy growth process
它對研究半導體材料及其量子阱超晶格等低維結構中的平面內光學各向異性、半導體表面重構和對外延生長過程中的實時監控都具有重要作用。Various present methods of preparation nanostructured materials are summarized and the theoretical analyses are made of preparation ultra - fine - crystalline and nanocrystalline metal using the rapid solidification method in this thesis
本文對國內外的各種制備納米固體材料技術進行了綜述,並對快速凝固法制備超細晶、納米晶金屬進行了理論分析。分享友人